Publications of Robert M. Gray

JOURNAL ARTICLES

  1. R.M. Gray, "Digital Communication and Tracking: Analysis of the tracking loop of the Mariner V ranging system," JPL Space Programs Summary 37 - 46, Vol. III, pp. 53 -56, July 1967.
  2. R.M. Gray and R. C. Tauseworth, "Analysis of the effect of input noise on a VCO," JPL Space Programs Summary 37 - 48, Vol. III, pp. 203 - 209, July 1967.
  3. R. M. Gray, "Information rates of autoregressive processes,"IEEE Trans. on Infor. Theory, Vol. IT-16, No. 4, pp. 412-421, July 1970.
  4. R. M. Gray, "Rate-distortion functions for finite-state, finite-alphabet Markov sources,"IEEE Trans. on Info. Theory, Vol. IT-17, No. 2, pp. 127-134, March 1971.
  5. R. M. Gray and R. C. Tauseworth, "Frequency-counted measurements and phase locking to noisy oscillators,"IEEE Trans. on Comm. Tech., Vol. COM-19, No. 1, pp. 21-30, Feb. 1971.
  6. R. M. Gray, "Information rates of stationary ergodic finite-alphabet sources,"IEEE Trans. on Info. Theory, Vol. IT-17, No. 5, pp. 516-523, Sept. 1971.
  7. R. M. Gray, "On the asymptotic eigenvalue distribution of Toeplitz matrices,"IEEE Trans. on Info. Theory, Vol. IT-18, No. 6, pp. 725-730, Nov. 1972.
  8. R. M. Gray and P. P. Bergmanns, "Two problems in simultaneous communications,"IEEE Trans. Comm., Vol. COM-21, No. 6, pp. 763-767, June 1973.
  9. R. M. Gray, "A new class of lower bounds to information rates of stationary sources via conditional rate-distortion functions,"IEEE Trans. on Info. Theory, Vol. IT-19, No. 4, pp. 480-489, July 1973.
  10. R. M. Gray, "On unbounded Toeplitz matrices and nonstationary time series with an application to information theory," Info. & Control, Vol. 24, No. 2, pp. 181-196, Feb. 1974.
  11. R. M. Gray and L. D. Davisson, "Source coding without the ergodic assumption,"IEEE Trans. on Info. Theory, Vol. IT-20, No. 4, pp. 502-516, July 1974. (Received the 1976 IEEE Information Theory Group Paper Award.)
  12. R. M. Gray and L. D. Davisson, "The ergodic decomposition of discrete stationary random processes,"IEEE Trans. on Info. Theory, Vol. IT-20, No. 5, pp. 625-636, Sept. 1974.
  13. R. M. Gray and A. D. Wyner, "Source coding over simple networks," Bell Systems Tech. J., Vol. 53, No. 9, pp. 1681-1721, Nov. 1974.
  14. R. M. Gray, D. L. Neuhoff and P. C. Shields, "A generalization of Ornstein's d-bar distance with applications to information theory,"Annals of Probability, Vol. 3, No. 2, pp. 315-328, April 1975.
  15. R. M. Gray and L. D. Davisson, "Quantizer Mismatch,"IEEE Trans. on Comm., Vol. COM-23, No. 4, pp. 439-442, April 1975.
  16. R. M. Gray, D. L. Neuhoff and D. S. Ornstein, "Nonblock source coding with a fidelity criterion,"Annals of Prob., Vol. 3, No. 3, pp. 478-491, June 1975.
  17. R. M. Gray, "Sliding-block source coding,"IEEE Trans. on Info. Theory, Vol. IT-21, No. 4, pp. 357-368, July 1975.
  18. D.L. Neuhoff, R. M. Gray and L. D. Davisson, "Fixed rate universal block source coding with a fidelity criterion,"IEEE Trans. on Info. Theory, Vol. IT-21, No. 5, pp. 511-523, Sept. 1975.
  19. R. M. Gray, D. L. Neuhoff and J. K. Omura, "Process definitions of distortion rate functions and source coding theorems,"IEEE Trans. on Info. Theory, Vol. IT-21, No. 5, pp. 524-532, Sept. 1975.
  20. R. M. Gray and A. Macovski, "Maximum a posteriori estimation of position in scintillation cameras,"IEEE Trans. on Nucl. Sci., Vol. NS-23, No. 1, pp. 849-852, Feb. 1976.
  21. R. M. Gray and D. S. Ornstein, "Sliding-block joint source/noisy-channel coding theorems,"IEEE Trans. on Info. Theory, Vol. IT-22, pp. 682-690, Nov. 1976.
  22. R. M. Gray, "Time-invariant trellis encoding of ergodic discrete-time sources with a fidelity criterion,"IEEE Trans. on Info. Theory, Vol. IT-23, pp. 71-83, Jan. 1977.
  23. A. H. Gray, Jr., R. M. Gray and J. D. Markel, "Comparison of optimal quantizations of speech reflection coefficients,"IEEE Trans. on Acous., Speech & Signal Process., Vol. ASSP-25, pp. 9-23, Feb. 1977.
  24. R. M. Gray and P. C. Shields, "Maximizing mutual information,"Info. & Contr., Vol. 33, pp. 273-280, April 1977.
  25. R. M. Gray and L. D. Davisson, "Second order moments and prediction for doubly-reflected symmetric independent increment processes,"SIAM J. of Appl. Math., Vol. 33, pp. 559-567, Dec. 1977.
  26. M. B. Pursley and R. M. Gray, "Source coding theorems for stationary, measurable, continuous time stochastic processes,"Ann. Prob., Vol. 5, pp. 966-986, Dec. 1977.
  27. Y. Linde and R. M. Gray, "A fake process approach to data compression,"IEEE Trans. on Comm., Vol. COM-26, pp. 840-847, June 1978.
  28. W.A. Pearlman and R. M. Gray, "Source coding of the discrete Fourier transform,"IEEE Trans. on Info. Theory, Vol. IT-24, pp. 683-692, Nov. 1978.
  29. R. M. Gray and D. S. Ornstein, "Block coding for discrete stationary d-bar-continuous noisy channels,"IEEE Trans. on Info. Theory, Vol. IT-25, pp. 292-305, May 1979.
  30. P. Papantoni-Kazakos and R. M. Gray,Annals of Probability, "Robustness of estimators on stationary observations," Vol. 7, pp. 989-1002, Dec. 1979.
  31. Y. Yamada, S. Tazaki and R. M. Gray, "Asymptotic performance of block quantizers with difference distortion measures,"IEEE Trans. on Info. Theory, Vol. 26, pp. 6-14, Jan. 1980.
  32. Y. Linde, A. Buzo and R. M. Gray, "An algorithm for vector quantizer design,"IEEE Trans. on Comm., Vol. COM-28, pp. 84-95, Jan. 1980. (Reprinted in Vector Quantization, edited by H. Abut, IEEE Press, 1990, and Selected Papers on Image Coding and Compression, M. Rabbani, Ed., SPIE Milestone Series, 1992, and Digital Image Processing, R. Chellappa, Ed., IEEE Computer Society Press.)
  33. R.M. Gray, J.C. Kieffer, and Y. Linde, "Locally optimal block quantizer design,"Information and Control, Vol. 45, pp. 178-198, May 1980.
  34. R. M. Gray and J. C. Kieffer, "Mutual information rate, distortion and quantization in metric spaces,"IEEE Trans. on Info. Theory, Vol. IT-26, pp. 412-422, July 1980.
  35. R.M. Gray, A. Buzo, A.H. Gray Jr, and Y. Matsuyama, "Distortion measures for speech processing,"IEEE Trans. Acous., Speech and Sign. Proc., Vol. ASSP-28, pp. 367-376, Aug. 1980. (Reprinted in Papers in Speech Communication: Speech Processing, B.S. Atal, J.L. Miller, and R.D. Kent, Editors, Acoustical Society of America, September, 1991.)
  36. R. M. Gray, D. S. Ornstein and R. L. Dobrushin, "Block synchronization, sliding-block coding, invulnerable sources, and zero error codes for discrete noisy channels,"Ann. Prob., Vol. 8, pp. 639-674, Aug. 1980.
  37. R.M. Gray and J.C. Kieffer, "Asymptotically mean stationary measures,"Annals of Probability, vol. 8, pp. 962-973, Oct. 1980.
  38. A. Buzo, A.H. Gray, Jr., R.M. Gray, and J.D. Markel, "Speech coding based upon vector quantization,"IEEE Transactions on Acoustics, Speech, and Signal Processing, Vol. ASSP-28, pp. 562-574, October 1980. (Received the 1983 IEEE ASSP Senior Award.) (Reprinted in Readings in Speech Recognition, Edited by A. Waibel and K.-F. Lee, Morgan Kaufmann, 1990, and in Papers in Speech Communication: Speech Processing, B.S. Atal, J.L. Miller, and R.D. Kent, Editors, Acoustical Society of America, September, 1991.)
  39. Y. Matsuyama and R.M. Gray, "Universal tree encoding for speech,"IEEE Transactions on Information Theory, Vol. IT-27, pp. 31-40, January 1981.
  40. R.J. Fontana, R.M. Gray, and J.C. Kieffer, "Asymptotically mean stationary channels,"IEEE Transactions on Information Theory, Vol. IT-27, pp. 308-316, May. 1981.
  41. R.M. Gray, A.H. Gray, Jr., G. Rebolledo, and J.E. Shore, "Rate distortion speech coding with a minimum discrimination information distortion measure,"IEEE Transactions on Information Theory, vol. IT-27, no. 6, pp. 708-721, Nov. 1981. (Reprinted in Vector Quantization, edited by H. Abut, IEEE Press, 1990.)
  42. J.E. Shore and R.M. Gray, "Minimum cross-entropy pattern classification and cluster analysis,"IEEE Transactions on Pattern Analysis and Machine Intelligence, vol. PAMI-4, pp. 11-17, January 1982.
  43. R. M. Gray and Y. Linde, "Vector quantizers and predictive quantizers for Gauss-Markov sources,"IEEE Transactions on Communications, vol. COM-30, pp. 381-389, February 1982.
  44. L.C. Stewart, R.M. Gray, and Y. Linde, "The design of trellis waveform coders,"IEEE Transactions on Communications, Vol. COM-30, pp.702-710, April 1982.
  45. G. Rebolledo, R.M. Gray, and J.P. Burg, "A multirate voice digitizer based upon vector quantization,"IEEE Transactions on Communications, vol. COM-30, pp. 721-727, April 1982.
  46. Y. Matsuyama and R.M. Gray, "Voice coding and tree encoding speech compression systems based upon inverse filter matching,"IEEE Transactions on Communications, vol. COM-30, pp. 711-720, April 1982.
  47. H. Abut, R. M. Gray, and G. Rebolledo, "Vector quantization of speech and speech-like waveforms,"IEEE Transactions on Acoustics, Speech, and Signal Processing, vol. ASSP-30, no. 3, pp.423-435, June 1982. (Reprinted in Vector Quantization, edited by H. Abut, IEEE Press, 1990.)
  48. R.M. Gray and F. Saadat, "Block source coding theory for asymptotically mean stationary sources,"IEEE Transactions on Information Theory, pp. 64-67, January 1984.
  49. B. Tao, H. Abut, and R.M. Gray, "Hardware realization of waveform vector quantizers,"IEEE Journal on Selected Areas in Communications, Vol. SAC-2, pp. 343-352, March 1984. (Reprinted in Vector Quantization, edited by H. Abut, IEEE Press, 1990.)
  50. R.M. Gray, "Vector Quantization,"IEEE ASSP Magazine, Vol. 1, pp. 4-29, April 1984. (Reprinted in Vector Quantization, edited by H. Abut, IEEE Press, 1990.)
  51. M.J. Sabin and R.M. Gray, "Product code vector quantizers for waveform and voice coding,"IEEE Transactions on Acoustics, Speech, and Signal Processing, pp. 474-488, June 1984. (Received the IEEE ASSP Paper Award for best paper by an author under 30 (Sabin).) (Reprinted in Vector Quantization, edited by H. Abut, IEEE Press, 1990.)
  52. M.O. Dunham and R.M. Gray, "An algorithm for the design of labeled-transition finite-state vector quantizers,"IEEE Transactions on CommunicationsV. COM-33, pp. 83-89, January 1985.
  53. J. Foster, M.O. Dunham, and R.M. Gray, "Finite state vector quantization for waveform coding,"IEEE Transactions on Information Theory, V. IT-31, pp. 348-359, May 1985. (Reprinted in Vector Quantization, edited by H. Abut, IEEE Press, 1990.)
  54. C. Tsao and R.M. Gray, "Matrix quantizer design for LPC speech using the generalized Lloyd algorithm,"IEEE Transactions on Acoustics, Speech, and Signal Processing, Vol. ASSP-33, pp. 537-545, June 1985. (Reprinted in Vector Quantization, edited by H. Abut, IEEE Press, 1990.)
  55. C.-D. Bei and R.M. Gray, "Simulation of vector trellis encoding systems," IEEE Transactions on Communications, Vol. COM-34, pp. 209-218, March 1986.
  56. M.J. Sabin and R.M. Gray, "Global convergence and empirical consistency of the generalized Lloyd algorithm," Transactions on Information Theory, Vol. IT-32, pp. 148-155, March 1986.
  57. P.C. Chang and R.M. Gray, "Gradient algorithms for designing predictive vector quantizers," IEEE Transactions ASSP, Vol. ASSP-34, pp. 679-690, August 1986.
  58. A. Ayanoglu and R.M. Gray, "The design of predictive trellis waveform coders using the generalized Lloyd algorithm," IEEE Transactions on Communications, pp. 1073-1080, December 1986.
  59. C. Tsao and R.M. Gray, "Shape-gain matrix quantizer design for LPC speech," IEEE Transactions ASSP, Vol. ASSP-34, pp. 1427-1439, December 1986.
  60. R.M. Gray, "Oversampled Sigma-Delta Modulation," IEEE Transactions on Communications, Vol. COM-35, pp. 481-489, April 1987. (Reprinted in Oversampling delta-sigma Data Converters, edited by J. Candy and G. Temes, IEEE Press, 1991.)
  61. R.M. Gray, M.O. Dunham, and R. Gobbi, "Ergodicity of Markov channels," IEEE Transactions on Information Theory, pp. 656-664, September 1987.
  62. P.-C. Chang, R.M. Gray, and J. May. "Fourier transform vector quantization for speech coding," IEEE Transactions on Communications, Vol. COM-35, pp. 1059-1068, October 1987.
  63. T.J. Flynn and R.M. Gray, "Encoding of correlated observations," IEEE Transactions on Information Theory, pp. 773-787, November 1987.
  64. A. Ayanoglu and R.M. Gray, "The design of joint source and channel trellis waveform coders," IEEE Transactions on Information Theory, pp. 855-865 November 1987.
  65. S.-S. Huang and R. M. Gray, "Spellmode recognition based on vector quantization," Speech Communication, Vol. 7, pp. 41-53, March 1988.
  66. Y. Ephraim and R.M. Gray, "A unified approach for encoding clean and noisy sources by means of waveform and autoregressive vector quantization," IEEE Transactions on Information Theory, Vol. IT-34, pp. 826-834, July 1988.
  67. Y. Ephraim, H. LevAri, and R.M. Gray, "Asymptotic minimum discrimination information measure for asymptotically weakly stationary processes," IEEE Transactions on Information Theory, pp. 1033-1040, September 1988.
  68. P. A. Chou, T. Lookabaugh, and R. M. Gray, "Entropy constrained vector quantization," IEEE Transactions on Acoustics, Speech, and Signal Processing, Vol. ASSP-37, pp. 31-42, January 1989. (Received an IEEE Signal Processing Society Paper Award for best paper by an author under 30 (Chou and Lookabaugh).) (Reprinted in Vector Quantization, edited by H. Abut, IEEE Press, 1990.)
  69. P.A. Chou, T. Lookabaugh, and R.M. Gray, "Optimal pruning with applications to tree-structured source coding and modeling," IEEE Transactions on Information Theory, Vol. IT-35, pp. 299-315, March 1989.
  70. R.M. Gray, "Spectral Analysis of Quantization noise in single-loop sigma-delta modulation with dc inputs," IEEE Transactions on Communications, pp. 588-599, June 1989.
  71. W. Chou, P. W. Wong, and R. M. Gray, "Multistage sigma-delta modulation," IEEE Transactions on Information Theory, Vol. 35, pp. 784-796, July 1989.
  72. T. M. Cover, P. Gacs, and R. M. Gray, "Kolmogorov's contributions to information theory and algorithmic complexity," Annals of Probability, Vol. 17, pp. 840-865, July 1989.
  73. R.M. Gray, W. Chou, P. W. Wong, "Quantization noise in single-loop sigma-delta modulation with sinusoidal inputs," IEEE Transactions on Communications, pp. 956-968, September 1989.
  74. T. Lookabaugh and R. M. Gray, "High-resolution quantization theory and the Vector Quantization Advantage," IEEE Transactions on Information Theory, Vol. 35, pp. 1020-1033, September 1989.
  75. M. Longo, T. Lookabaugh, and R. M. Gray, "Quantization for decentralized hypothesis testing under communication constraints," IEEE Transactions on Information Theory, Vol. IT-36, pp. 241-255, March 1990.
  76. P. W. Wong and R. M. Gray, "FIR filters with sigma-delta modulation encoding," IEEE Transactions on ASSP, Vol. ASSP-38, pp. 979-990, June 1990.
  77. P. W. Wong and R. M. Gray, "Sigma-delta modulation with i.i.d. Gaussian inputs," IEEE Transactions on Information Theory, Vol. IT-36, pp. 784-778, July 1990.
  78. E. A. Riskin, T. Lookabaugh, P. A. Chou, and R. M. Gray, "Variable rate vector quantization for medical image compression," IEEE Transactions on Medical Imaging, Volume 9, pp. 290-298, September 1990.
  79. R. M. Gray,"Spectral analysis of quantization noise," IEEE Transactions on Information Theory, Vol. 36, pp. 1220-1244, November 1990.
  80. P. W. Wong and R. M. Gray, "Two stage sigma-delta modulation," IEEE Transactions on ASSP, Vol. 38, pp. 1937-1952, November 1990.
  81. W. Chou and R. M. Gray, "Dithering and its effects on Sigma-Delta and multi-stage Sigma-Delta modulation, IEEE Transactions on Information Theory, Volume 37, Pages 500-513, May 1991.
  82. E. A. Riskin and R. M. Gray, "A greedy tree growing algorithm for the design of variable rate vector quantizers," IEEE Transactions on Signal Processing, Vol. 39, pp. 2500-2507, November 1991.
  83. W. Chou and R. M. Gray, "Modulo Sigma-Delta modulation," IEEE Transactions on Communications," Vol. 40, pp. 1388-1395, August 1992.
  84. S. J. Park and R. M. Gray, "Sigma delta modulation with leaky integration and constant input," IEEE Transactions on Information Theory, Volume 38, pp. 1512-1533, September 1992.
  85. Pamela C. Cosman, E. A. Riskin, and R. M. Gray, "Combining Vector Quantization and Histogram Equalization," Journal of Information Processing and Management, Volume 28, No. 6, November 1992, 681-686.
  86. T. Lookabaugh, E. A. Riskin, P. A. Chou, and R. M. Gray, "Applications of variable rate vector quantization to speech, image, and video compression," IEEE Transactions on Communications, Volume 41, Number 1, pp.186-199, January 1993.
  87. R. M. Gray and T. G. Stockham, Jr. "Dithered quantizers,"IEEE Transactions on Information Theory, Volume 39, No. 3, May 1993, pp. 805-812.
  88. P. C. Cosman, E. A. Riskin, K. L. Oehler, and R. M. Gray, "Using Vector Quantization for Image Processing," Proceedings of the IEEE, vol 81, no 9, pp. 1326-1341, September 1993.
  89. P. C. Cosman, C. Tseng, R. M. Gray, R. A. Olshen, L. E. Moses, H. C. Davidson, C. J. Bergin, and E. A. Riskin, "Tree-structured vector quantization of CT chest scans: image quality and diagnostic accuracy," IEEE Transactions on Medical Imaging, December 1993 Volume 12 (4), pp. 727-739.
  90. M. Effros, P. A. Chou, E. A. Riskin, and R. M. Gray, " A progressive universal noiseless coder," IEEE Transactions on Information Theory, January 1994, Vol. 40, pp. 108-117.
  91. P. C. Cosman, H C. Davidson, C. J. Bergin, C. Tseng, L. E. Moses, E. A. Riskin, R. A. Olshen, and R. M. Gray, "The Effect of Lossy Compression on Diagnostic Accuracy of Thoracic CT Images," Radiology, 190:517-524, January 1994.
  92. P. C. Cosman, R. M. Gray, and R. A. Olshen, "Evaluating Quality of Compressed Medical Images: SNR, Subjective Rating, and Diagnostic Accuracy," Proceedings of the IEEE, Volume 82, pp. 919-932, June 1994.
  93. M. Effros, P. A. Chou, and R. M. Gray, "Variable-rate source coding theorems for stationary nonergodic sources," IEEE Transactions on Information Theory, Volume 40, No. 6, pp. 1920 - 1925, November 1994.
  94. K.L. Oehler and R.M. Gray, "Combining image compression and classification using vector quantization," IEEE Transactions on Pattern Analysis and Machine Intelligence, volume 17, pp. 461-473, May 1995.
  95. K. O. Perlmutter, S. M. Perlmutter, R. M. Gray, R. A. Olshen, and K. L. Oehler, "Bayes Risk Weighted Vector Quantization with Posterior Estimation for Image Compression and Classification," IEEE Transactions on Image Processing, vol.5, no.2, p. 347-60, February 1996.
  96. P.C. Cosman, R.M. Gray, and M. Vetterli, "Vector quantization of image subbands: A survey," IEEE Transactions on Image Processing, vol.5, no.2, pp. 202-25. February, 1996.
  97. P.A. Chou, M. Effros, and R.M. Gray, "A vector quantization approach to universal noiseless coding and quantization," IEEE Trans. on Information Theory, Vol. 42, No. 4, July 1996, pp. 1109-1138.
  98. S. Hemami and R. M. Gray, "Subband filters optimized for lost coefficient reconstruction," IEEE Transactions on Signal Processing, vol.45, no.3, pp. 763-7, March 1997
  99. S. Hemami and R. M. Gray, "Subband Coded Image Reconstruction for Lossy Packet Networks," IEEE Transactions on Image Processing, vol.6, no.4, p. 523-39, April 1997.
  100. S. M. Perlmutter, P. C. Cosman, R. M. Gray, R. A. Olshen, D. Ikeda, C. N. Adams, B.J. Betts, M. Williams, K. O. Perlmutter, J. Li, A. Aiyer, L. Fajardo, R. Birdwell, and B. L. Daniel "Image Quality in Lossy Compressed Digital Mammograms," Signal Processing, Special Section on Medical Image Compression, pp. 189-210, Vol. 59, No. 2, June 1997.
  101. Y.K. Lee, H.S. Lee, and R.M. Gray, "Spectrum quantization using two-dimensional multiple type frame segmentation," Electronics Letters, Vol. 34, No. 1, pp. 41-42, January 1998.
  102. S.H. Choi, H.K. Kim, H.S. Lee, and R.M. Gray, "Speech recognition method using quantised LSP parameters in CELP-type coders," Electronics Letters, Vol. 34, No. 2, pp. 156-157, January 1998.
  103. S.M. Perlmutter, P.C. Cosman,C. Tseng, R.A. Olshen, R.M. Gray, K.C.P. Li, and C.J. Bergin, "Medical image compression and vector quantization," Statistical Science, Vol. 13, No. 1, February 1998.
  104. B. Girod, R.M. Gray, and Jelena Kovacevic, "Image and Video Coding," IEEE Signal Processing Magazine, Vol. 15, pp. 40-46, March 1998.
  105. Y.K. Lee, H.S. Lee, and R.M. Gray, "Efficient encoding of excitation codes using trained partial algebraic codebook," IEICE Transactions on Information and Systems, vol.E81-D, no.6, pp. 612-15, June 1998.
  106. R.M. Gray and D.L. Neuhoff, "Quantization," IEEE Transactions on Information Theory, Vol. 44, pp. 2325-2384, October 1998. (Commemorative Issue, 1948-1998).
  107. R. A. Vander Kam, P. W. Wong and R. M. Gray, "JPEG-Compliant Perceptual Coding for a Grayscale Image Printing Pipeline," IEEE Trans Image Processing, vol.8, no.1, p. 1-14, Jan. 1999.
  108. J. Li, N. Chaddha, and R.M. Gray, "Asymptotic performance of vector quantizers with a perceptual distortion measure," IEEE Trans. on Information Theory, Vol. 45, pp. 1082-1091, May 1999.
  109. R.M. Gray, "Quantization and Classification," Traitement du Signal, Vol. 15, No. 6, pp. 513-518, May 1999.
  110. M. Effros, P.A. Chou, and R.M. Gray, "Weighted universal image compression," IEEE Trans on Image Processing, Vol. 8, pp. 1317-1329, October 1999.
  111. J. Li, A. Najmi, and R.M. Gray, "Image classification by a two dimensional hidden Markov model," IEEE Transactions on Signal Processing, Vol. 48, pp. 517-533, February 2000.
  112. J. Li, R.M. Gray, and R.A. Olshen, "Multiresolution image classification by hierarchical modeling with two dimensional hidden Markov models," IEEE Transactions on Information Theory, Vol. 46, pp. 1826-1841, August 2000.
  113. Jia Li, and Robert M. Gray, "Context Based Multiscale Classification of Document Images Based on Wavelet Coefficient Distributions," IEEE Transactions on Image Processing, Vol. 13, pp. 1604-1616, September 2000.
  114. James Z. Wang, Jia Li, Robert M. Gray, Gio Wiederhold, "Unsupervised Multiresolution Segmentation for Images with Low Depth of Field," IEEE Trans PAMI, pp. 85-91, vol. 23, no. 1, Jan 2001.
  115. R.M. Gray, T. Linder, and J. Li, "A Lagrangian Formulation of Zador's Entropy-Constrained Quantization Theorem," IEEE Transactions on Information Theory, pp. 695-707, Vol. 48, Number 3, March 2002.
  116. C. Pépin, P. Raffy, and R.M. Gray, "Robust stack-run coding for low bit-rate image transmission over noisy channels," Signal Processing Letters, July, 2002, pp. 196-199.
  117. R.M. Gray and T. Linder, "Mismatch in high rate entropy constrained vector quantization," Vol. 49, pp. 1204-1217g, IEEE Trans. Inform. Theory, May, 2003.
  118. X. Tong and R. M. Gray, "Interactive rendering from compressed light fields," IEEE Transactions on Circuits and Systems for Video Technology, Vol. 13, Number 11, Nov. 2003 1080 -1091.
  119. Sangoh Jeong, Chee Sun Won, and R.M. Gray "Image retrieval using color histograms generated by Gauss mixture vector quantization,"Computer Vision and Image Understanding, April-June 2004, vol.94, no.1-3, pp. 44-66.
  120. K.K. Lin and R.M. Gray, "Wavelet video coding with dependent optimization," IEEE transactions on circuits and systems for video technology, Vol. 14, pp. 542-553, April 2004 and p. 1116, August 2004.
  121. Anuradha Ayer, Kyung-suk Pyun, Ying-zong Huang, Deirdre B. O'Brien, and Robert M. Gray, "Lloyd Clustering of Gauss Mixture Models for Image Compression and Classification," Signal Processing: Image Communication, Vol. 20, June 2005, pp. 459-485.
  122. Robert M. Gray, "The 1974 origins of VoIP," IEEE Signal Processing Magazine, Vol. 22, July 2005, pp. 87-90.
  123. M.R. Gupta, R.M. Gray, and R.A. Olshen "Nonparametric supervised learning by linear interpolation with maximum entropy," IEEE Transactions on Pattern Analysis and Machine Intelligence, Vol 28, May 2006 Page(s):766 - 781.
  124. Kyungsuk Pyun, Chee Sun Won, Johan Lim, and Robert M. Gray, "Image Segmentation Using Hidden Markov Gauss Mixture Models," IEEE Transactions on Image Processing, Vol 16., no. 7, pp. 1902-1911, July 2007.
  125. "On Cost-Sensitive Multiclass Classification From Probability Estimates," Deirdre B. O'Brien, Maya R. Gupta, Robert M. Gray, submitted to Pattern Recognition
  126. T. Andreé, M. Antonini, M. Barlaud, and R.M. Gray, "Entropy-based distortion measure and bit allocation for wavelet image coding," IEEE Transactions on Image Processing.Volume 16, Issue 12, Dec. 2007, 3058 - 3064
  127. Robert M. Gray, Tamás Linder, and John T. Gill III, "Lagragnian vector quantization," IEEE Transactions onInformation Theory,Volume 54, Issue 5, May 2008, pp. 2220 - 2242.
JOURNAL CORRESPONDENCE
  1. R. M. Gray, "Correction to 'Information Rates of Stationary-Ergodic Finite-Alphabet Source,"IEEE Trans. on Info. Theory, Vol. IT-19, No. 4, pp. 573, July 1973.
  2. B. M. Leiner and R. M. Gray, "Bounds on Rate-Distortion Functions for Stationary Sources and Context-Dependent Fidelity Criteria,"IEEE Trans. on Info. Theory, Vol. IT-19, No. 5, pp. 706-708, Sept. 1973.
  3. B. M. Leiner and R. M. Gray, "Rate-distortion theory for ergodic sources with side information,"IEEE Trans. on Info. Theory, Vol. IT-20, No. 5, pp. 672-675, Sept. 1974.
  4. R. M. Gray and A. H. Gray, Jr., "Asymptotically optimal quantizers,"IEEE Trans. on Info. Theory, Vol. IT-23, pp. 143-144, Feb. 1977.
  5. R. M. Gray, "Comments on 'Source coding of the discrete Fourier transform,"IEEE Trans. on Info. Theory, Vol. IT-26, pp. 626-627, Sept. 1980.
  6. J. G. Dunham and R. M. Gray, "Joint source and noisy channel trellis encoding,"IEEE Trans. on Info. Theory, Vol. IT-27, pp. 516-519, July 1981.
  7. R. M. Gray and E. D. Karnin, "Local optima in vector quantizers,"IEEE Trans. on Info. Theory, Vol. IT-28, pp. 256-260, March 1982.
  8. C.D. Bei and R.M. Gray, "An improvement of the minimum distortion encoding algorithm for vector quantization," IEEE Transactions on Communications, pp. 1132-1133, October 1985.
  9. P.W. Wong and R.M. Gray, "Comments on `Analog FIR filters with an oversampled Sigma- Delta modulator', " IEEE Transactions on Circuits and Systems II: Analog and Digital Signal Processing, Dec. 1993, Vol. 40, No. 12, p. 798.
  10. R.M. Gray and T. Hashimoto, "A note on rate-distortion functions for nonstationary Gaussian autoregressive processes," IEEE Trans. on Information Theory, Vol. 54, No. 3, March 2008, pp. 1319-1322.
CONFERENCE PAPERS
  1. R.M. Gray, "The Information Rate of a First-Order Binary-Symmetric Markov Source,"Proc. of the 3rd Hawaii Int'l. Conf. on System Sciences, pp. 544-547, January 1970.
  2. R.M. Gray, "Rate Distortion Theory for Sources with Memory,"IEEE Int'l. Conf. on Communications Conf. Record, pp. 18-15 to 18-17, (Invited Paper), June 1970.
  3. R.M. Gray, "The Information Rate of a Possible Nonstationary Gaussian Autoregressive Source,"1970 Int'l. Symposium on Info. Theory-Program and Abstracts, p. 81, June 1970.
  4. R.M. Gray, "Information Rates of Finite-State Markov Sources and Data Compression,"Proc. of the UMR Mervin J. Kelly Communications Conf., pp. 17-2-1 to 17-2-4, (Invited Paper), Oct. 1970.
  5. R.M. Gray, "Rate-Distortion Functions for Stationary Finite-Alphabet Sources,"Proc. of the 4th Hawaii Int'l. Conf. on System Sciences,"pp. 593-594, Jan. 1971.
  6. R.M. Gray, "Composite Lower Bounds to Rate-Distortion Functions,"Abstracts of Papers of the 1972 IEEE Int'l. Symp. on Info. Theory, p. 78, Feb. 1972.
  7. R.M. Gray and A.D. Wyner, "Source Coding Over Simple Networks,"Ibid., p. 114.
  8. P.P. Bergmanns and R.M. Gray, "Problems in Simultaneous Communications,"Proc. of the 1972 Int'l. Conf. on Communications, (Invited Paper), June 1972.
  9. J.F. Walkup and R.M. Gray, "Linear Unbiased Restoration of Degraded Images at Low Light Levels,"Annual Meeting of the Optical Society of America, Oct. 1972. Abstract in theJ. of the Optical Soc. of America, Vol. 62, p. 1338, Nov. 1972.
  10. R.M. Gray, "Source coding a binary symmetric source for a simple network,"Proc. of the Sixth Hawaii Int'l. Conf. on System Sciences, pp. 354-355, (Invited Paper), Jan. 1973.
  11. R.M. Gray and L.D. Davisson, "Source Coding Theorems without the Ergodic Assumption,"Abstracts of Papers of the 1973 Int'l. Symposium on Info. Theory, Ashkelon, Israel, June 1973.
  12. B.M. Leiner and R.M. Gray, "Rate-Distortion Theory for Ergodic Sources with Side Information,"Ibid.
  13. M.B. Pursley, L.D. Davisson, and R.M. Gray "Variable-Rate Source Encoding for Nonergodic Sources,"Ibid.
  14. R.M. Gray, D.L. Neuhoff, and L.D. Davisson, "Distance Measures on Classes of Random Processes with Applications to Source Coding,"Eighth Annual Princeton Conf. on Info. Sciences and Systems, March 1974.
  15. R.M. Gray and L.D. Davisson, "A Mathematical Theory of Data Compression?"Proc. of the Int'l. Conf. on Communications, June 1974.
  16. R.M. Gray and P.C. Shields "How Mutually Informative Can Two Random Processes Be?"Conference Proceedings of Measures of Information and their Applications, Indian Institute of Technology, Bombay, India, August 16-18, 1974.
  17. W.A. Pearlman and R.M. Gray, "Optimal Magnitude-Phase Quantization in Computer Holography," presented at theAnnual Meeting of the Optical Society of America, Houston, TX, Oct. 1974.
  18. R.M. Gray, D.L. Neuhoff, and P.C. Shields, "A generalization of Ornstein's d-bar-distance with applications to information theory," presented at the1974 International Symposium on Information Theory, Notre Dame, IN, Oct. 1974.
  19. R.M. Gray and L.D. Davisson, "The ergodic decomposition of discrete stationary random processes," Ibid.
  20. D.L. Neuhoff, R.M. Gray, and L.D. Davisson, "Weakly-minimax universal codes for source coding with a fidelity criterion,"Ibid.
  21. R.M. Gray and D.S. Ornstein, "Sliding-Block Joint Source/Channel Coding,"Proceedings of the Eighth Hawaii Int'l. Conf. on Systems Sciences, Honolulu, HI, Jan. 1975.
  22. R.M. Gray and L.D. Davisson, "Quantizer Mismatch,"Ibid.
  23. R.M. Gray, "Block, Sliding-Block, and Trellis Codes,"Janos Bolyai Colloquiem on Info. Theory, Keszthely, Hungary, August 1975 (Proceedings published by Springer Verlag).
  24. R.M. Gray, "Ergodic Theory and Information Theory,"Proceedings of the 1975 IEEE/USSR Joint Workshop on Information Theory, Moscow, USSR, December 1975
  25. M.B. Pursley and R.M. Gray, "Continuous-time source coding theory,"Abstracts, 1976 International Symposium on Information Theory, Ronneby, Sweden, June 1976.
  26. R.M. Gray and L.D. Davisson, "Second Order Moments and Prediction for Doubly-Reflected Symmetric Independent Increment Processes,"Ibid.
  27. R.M. Gray and P.C. Shields, "The Maximum Mutual Information between two Random Processes,"Ibid.
  28. R.M. Gray, "Time-Invariant Trellis Encoding of Ergodic Discrete-Time Sources,"Ibid.
  29. Y. Linde and R.M. Gray, "The simulation problem,"1977 Int'l. Symp. on Info. Theory, Ithaca, NY, Oct. 1977.
  30. R.M. Gray and D. S. Ornstein, "Block coding for discrete stationary d-bar-continuous noisy channels," Ibid.
  31. J.G. Dunham and R.M. Gray, "Joint source-channel time-invariant trellis encoding,"Ibid.
  32. L.D. Davisson and R.M. Gray, "A simplified proof of the sliding-block source coding theorem and its universal extension,"Conf. Record 1978 Int'l. Conf. on Comm. 2, Toronto, Canada (IEEE Press), pp. 34.4.1-34.4.5, June 1978.
  33. R.M. Gray, "Fake process speech compression,"presented at1978 Information Theory Workshop, Workshop, Northstar-at-Tahoe, June 26-29, 1978.
  34. S. Tazaki, Y. Yamada and R.M. Gray, "Evaluation of two-dimensional quantization,"Int'l. Conf. on Digital Signal Processing, Florence, Italy, Aug.-Sept. 1978.
  35. R.M. Gray, A.Buzo, Y. Matsuyama, A.H. Gray, Jr. and J.D. Markel, "Source coding and speech compression,"Proceedings of the 1978 Int'l. Telemetering Conf., 24, Los Angeles, CA, pp. 871-878, Nov. 1978.
  36. A. Buzo, R.M. Gray, A.H. Gray, Jr., and J.D. Markel, "Optimal Quantizations of Coefficient Vectors in LPC Speech,"1978 Joint Meeting of the Acoustical Society of America and the Acoustical Society of Japan, Honolulu, HI, Dec. 1978.
  37. A. Buzo, A.H. Gray, Jr., R.M. Gray, and J.D. Markel, "A Two-Step Speech Compression System with Vector Quantizing,"Proceedings of the 1979 Int'l. Conf. on Acoustics, Speech and Signal Processing, pp. 52-55, Wash. DC, 1979.
  38. Y. Linde, A. Buzo, R.M. Gray and J.C. Kieffer, "Optimal Block Quantization for Sources Without a Statistical Model,"1979 IEEE Int'l. Symp. on Info. Theory, Grignano, Italy, June 25-29, 1979.
  39. Y. Yamada, S. Tazaki and R.M. Gray, "Asymptotic Performance of Block Quantizers with Difference Distortion Measures,"Ibid.
  40. R.M. Gray, D.S. Ornstein and R.L. Dorushin, "Block Synchronization, Sliding-block Coding, Invulnerable Sources, and Zero Error Codes for Discrete Noisy Channels,"Ibid.(Long Paper).
  41. Y.Matsuyama and R.M. Gray, "Process Distortion Measures and Time Series Compression,"Ibid.
  42. P.Papantoni-Kazakos and R.M. Gray, "Robustness of Estimators on Stationary Observations,"Ibid.
  43. Y. Matsuyama, R.M. Gray and A. Buzo, "Process distortion measures and applications to stochastic systems,"4th Int'l. Symp. on the Mathematical Theory of Networks and Systems, Delft, The Netherlands, July 3-6, 1979.
  44. R.M. Gray,J.C. Kieffer, and R.J. Fontana, "Asymptotically mean stationary measures and channels,"INFO II, 2nd Int'l. Conf. on Info. Sciences and Systems, July 9-14, 1979, Patras, Greece.
  45. R.M. Gray, A.H. Gray, Jr., and G.Rebolledo, "Optimal Speech Compression,"13th Asilomar Conf. on Circuits, Systems and Computers, Pacific Grove, CA, Nov. 1979.
  46. A.Buzo, A.H. Gray, Jr.,R.M. Gray and J.D. Markel, "Speech Coding Based Upon Vector Quantization,"1980 Int'l. Conf. on Acoustics, Speech and Signal Proc., Denver, CO, April 1980.
  47. R.M. Gray, "Tree-Searched Block Source Codes,"1980 Allerton Conf., Allerton, IL., Oct. 1980.
  48. H. Abut,R.M. Gray and G. Rebolledo, "Vector Quantization of Speech and Speech-like Waveforms,"1981 Int'l. Symp. on Info. Theory, Santa Monica, Feb. 1981.
  49. G.Rebolledo and R.M. Gray, "Vector Quantization Applied to Speech Coding,"Ibid.
  50. J.E. Shore and R.M. Gray, "Minimum Cross-entropy Pattern Classification and Cluster Analysis,"Ibid.
  51. H. Abut, R.M. Gray and G.Rebolledo, "Vector Quantization of Speech Waveforms,"1981 Int'l. Conf. on Acoustics, Speech, and Signal Processing, Atlanta, GA, Apr. 1981.
  52. G. Rebolledo, R.M. Gray and J.P. Burg, "A Residual-excited Linear Predictive Vocoder Based Upon Vector Quantization,"Mexicon-81, Guadalajara, Jol., Mexico.
  53. R.M. Gray and H. Abut, "Full Search and Tree Searched Vector Quantization of Speech Waveforms,"Int'l. Conf. on Acoustics, Speech, and Signal Processing, Paris, France, May 1982.
  54. R.M. Gray and Y. Linde, "Vector Quantizers and Predictive Quantizers for Gauss Markov Sources,"1982 Int'l. Conf. on Info. Theory, Les Arcs, France, June 1982.
  55. R.M. Gray and E.D. Karnin, "Local Optima in Vector Quantizers,"Ibid.
  56. M.J. Sabin and R.M. Gray, "An Algorithm for the Design of Product Code Vector Quantizers,"Ibid.
  57. R.L. Baker and R.M. Gray, "Image compression using non-adaptive spatial vector quantization,"Conference Record, Sixteenth Asilomar Conference on Circuits, Systems, and Computers, Asilomar, CA, October 1982. (Reprinted in Vector Quantization, edited by H. Abut, IEEE Press, 1990.)
  58. R.L. Baker and R.M. Gray, "Differential vector quantization of achromatic imagery,"Proceedings, International Picture Coding Symposium, pp. 105-106, March 1983.
  59. R.M. Gray, "Multivariate quantization,"Sixth International Symposium on Multivariate Analysis, Pittsburgh, PA, July 1983.
  60. R.M. Gray and F. Saadat, "Block source coding theorems for asymptotically mean stationary sources,"1983 IEEE International Symposium on Information Theory, Quebec, Canada, September 1983.
  61. C. Tsao and R.M. Gray, "An approach to speaker-dependent vowel recognition using vector quantization,"Conference Record: Towards Robustness in Speech Recognition, Speech Science Publications, Santa Barbara, CA November 1983.
  62. C. Tsao and R.M. Gray, "An endpoint detector for LPC speech using residual error look-ahead for vector quantization applications," Proceedings 1984 ICASSP, March 1984, San Diego, CA.
  63. P. C. Chang, J. May, and R. M. Gray, "Hierarchical vector quantizers with table-lookup encoders," Proceedings 1985 IEEE International Conference on Communications, Vol. 3, pp. 1452-1455, June 1985.
  64. E. Ayanoglu and R.M. Gray, "The design of trellis waveform encoders for noisy digital channels," 1985 IEEE International Symposium on Information Theory, Brighton, June 1985.
  65. T.J. Flynn and R.M. Gray, "Quantizer design for correlated observations," Ibid.
  66. T.J.Flynn and R.M. Gray, "Achievable rates and distortions for correlated observations," Ibid.
  67. R.M. Gray, M.O. Dunham, and R. Gobbi, "Ergodicity of Markov channels," Ibid.
  68. R.M. Gray, S. Boyd, and T. Lookabaugh, "Low rate distributed quantization of noisy sources," 1985 Allerton Conference, University of Illinois, October 1985.
  69. C. Tsao and R.M. Gray, "An overview of matrix quantizer design using the generalized Lloyd algorithm,"MILCOM, Boston, Mass., October 1985.
  70. P.A. Chou and R.M. Gray, "On decision trees for pattern recognition," 1986 IEEE International Symposium on Information Theory, Ann Arbor, MI, October 1986.
  71. E. Ayanoglu and R.M. Gray, "Distributed vector trellis coding of noisy sources," Ibid.
  72. R.M. Gray, "Oversampled sigma delta modulation for scalar quantization," Ibid.
  73. S.-S. Huang and R.M. Gray, "Speech recognition with a time-dependent fidelity criterion," 1987 ICASSP, Dallas, TX.
  74. R.M. Gray, "Vector quantization for speech coding and recognition," Invited Paper, 112th Meeting of the Acoustical Society of America, Anaheim, CA, 9 December 1986.
  75. R.M. Gray, "Fundamentals of Vector Quantization," Invited Paper, Proceedings Tencon 87, pp. 1262-1271, 1987 IEEE Region 10 Conference August 25-28, Seoul, Korea.
  76. H. S. Lee and R.M. Gray, "A vector quantization adaptive predictive coder," Proceedings Tencon 87, pp. 1272-1277, 1987 IEEE Region 10 Conference August 25-28, Seoul, Korea.
  77. R. M. Gray, W. Chou, and P. W. Wong "Quantization noise in single-loop sigma-delta modulation with sinusoidal inputs," 1988 International Symposium on Information Theory, June 19-24, Kobe, Japan.
  78. P. A. Chou, T. Lookabaugh, and R. M. Gray, "Entropy-constrained vector quantization," Ibid.
  79. P. A. Chou, T. Lookabaugh, and R. M. Gray, "Pruned tree-structured source coding," Ibid.
  80. E. A. Riskin, T. Lookabaugh, P. A. Chou, and R. M. Gray, "Applications of variable rate vector quantization to speech and image coding," Ibid.
  81. M. Longo, T. Lookabaugh, and R. M. Gray, "Quantization of correlated observations for decentralized hypothesis testing," Ibid.
  82. R. M. Gray and E. Riskin, "Variable rate vector quantization for medical image coding," ComCon 88, Baton Rouge, LA, October 1988.
  83. E. A. Riskin, T. Lookabaugh, P. A. Chou, and R. M. Gray, "Variable rate vector quantization for medical image compression with applications to progressive transmission," Proceedings of Medical Imaging III: Image Capture and Display, pp. 110-120, SPIE, Newport Beach, CA, January, 1989.
  84. T. Taniguchi, S. Unagami, and R. M. Gray, "Multimode coding: A novel approach to narrow- and medium-band coding," Second Joint Meeting of the Acoustical Society of America and the Acoustical Society of Japan, Honolulu, Hawaii, 14-18 November, 1988.
  85. T. Taniguchi, S. Unagami, and R. M. Gray, "Multimode Coding: Application to CELP," Proceedings 1989 ICASSP, Glascow, Scotland, 23 May 1989.
  86. E. A. Riskin, E. M. Daly, and R. M. Gray, "Pruned tree-structured vector quantization in image coding, Proceedings 1989 ICASSP, pp. 1735-1738, Glasgow, Scotland, May 1989.
  87. W. Chou, T.-H. Meng, and R. M. Gray, "Time domain analysis of sigma-delta modulation," proceedings ICASSP, Albuquerque, NM, April 1990.
  88. Eve A. Riskin and Robert M. Gray, "A Greedy Tree Growing Algorithm for the Design of Variable Rate Vector Quantizers." Proceedings of 1990 Picture Coding Symposium, pp. 11.4-1 - 11.4.3, Cambridge, MA, March 1990.
  89. W. Chou and R. M. Gray, "Dithering and its effects on Sigma-Delta and multi-stage Sigma-Delta modulation," 1990 IEEE International Symposium, May 1990.
  90. E. A. Riskin, R. M. Gray, and R. Olshen, "Variable rate vector quantization of images using decision trees," (Invited Paper), Twenty-Fourth Asilomar Conference on Signals, Systems, and Computers, November 1990.
  91. W. Chou and R. M. Gray, "Modulo Sigma-Delta and multi-stage modulo Sigma-Delta modulation," Proceedings of the 1990 International Symposium on Information Theory and its Applications, paper 43-1, November 27-30, 1990, Waikiki, Hawaii.
  92. P. C. Cosman, E. A. Riskin, and R. M. Gray, "Combining Vector Quantization and Image Enhancement," 1991 IEEE Data Compression Conference, April 1991, Snowbird, Utah.
  93. R. M. Gray, "A Compressed Survey of Image Compression," NASA Workshop, 1991 IEEE Data Compression Conference, April 1991, Snowbird, Utah.
  94. S. J. Park, R. M. Gray, and W. Chou, "Analysis of a Sigma Delta Modulator with a Multi-Level Quantizer and a Single-Bit Feedback," pp. 1957-1960, 1991 ICASSP, May 1991, Toronto, Canada.
  95. E. A. Riskin and R. M. Gray, "Look-ahead in growing tree-structured vector quantizers," Ibid.
  96. K. L. Oehler, E. Riskin, and R. M. Gray, "Unbalanced tree-growing algorithm for practical image compression," Ibid.
  97. S. Park and R. M. Gray, "Analysis of Sigma Delta Modulation with Leaky Integration and DC Inputs," 1991 IEEE International Symposium on Information Theory, Budapest, Hungary, June 1991.
  98. R. M. Gray and T. G. Stockham, "Dithered Quantizers," Ibid.
  99. M. Effros, P. A. Chou, E. A. Riskin and R. M. Gray, "A progressive universal noiseless coder," Ibid.
  100. Eve A. Riskin and Robert M. Gray, "A Comparison of Growing and Pruning Unbalanced and Balanced Tree-Structured Vector Quantizers." Ibid.
  101. P. C. Cosman, E. A. Riskin, and R. M. Gray, "Combining Vector Quantization and Histogram Equalization," Proceedings of the 1991 IEEE Data Compression Conference, pp. 113-118, J. A. Storer and J. H. Reif, Editors, April 1991, Snowbird, Utah, IEEE Computer Society Press.
  102. R. A. Olshen, P. C. Cosman, C. Tseng, C. Davidson, L. Moses, R. M. Gray, and C. Bergin, "Evaluating Compressed Medical Images," Proceedings Third International Conference on Advances in Communication and Control Systems (COMCON III), Victoria, B.C., Canada, September 1991.
  103. R. M. Gray, S. J. Park, and B. Andrews, "Tiling Shapes for Image Vector Quantization," Ibid.
  104. K. Oehler, P. C. Cosman, R. M. Gray, and J. May, "Classification using vector quantization," Proc. Twenty-Fifth Annual Asilomar Converence on Signals, Systems, and Computers, Pacific Grove, Calif., pp. 439-445, Nov. 1991.
  105. P. C. Cosman, K. O. Perlmutter, S. M. Perlmutter, R. M. Gray, and R. A. Olshen, "Training sequence size and vector quantizer performance," Ibid., pp. 434-438.
  106. Pamela C. Cosman, Karen L. Oehler, Amanda A. Heaton, Robert M. Gray, "Tree-structured Vector Quantization with Input-Weighted Distortion Measures," Proceedings SPIE: Visual Communications and Image Processing," Boston, November 1991.
  107. H. C. Davidson, C. J. Bergin,C. Tseng, P. C. Cosman, L. E. Moses, R. A. Olshen, and R. M. Gray, "The Effect of Lossy Compression on Diagnostic Accuracy of Thoracic CT Images," 77th Scientific Assembly of the Radiological Society of North America, Chicago, IL, December 1991.
  108. R. M. Gray, "Vector quantization for image compression: Clustering and classification trees," MSR Imaging Workshop, Berkeley, Calif. 4 December 1991.
  109. P.C. Cosman, E.A. Riskin, R.M. Gray, "Combined Vector Quantization and Adaptive Histogram Equalization," Proceedings Medical Imaging VI, Newport Beach, CA, February 1992
  110. "High resolution quantization theory," Keynote Lecture, Symposium on Stochastic Processes in Engineering Applications, Technical Research Center of Finland, Otaniemi, Finland, 7 April 1992.
  111. K.O. Perlmutter, S.M. Perlmutter, P.C. Cosman, E.A. Riskin, R.A. Olshen, R.M. Gray, "Tree-Structured Vector Quantization with Region-Based Classification," Proceedings of 26th Asilomar Conference on Signals, Systems, and Computers, pp. 691-695, October 1992.
  112. R.A. Vander Kam, P.A. Chou, E.A. Riskin, and R.M. Gray, "An algorithm for joint vector quantizer and halftoner design," Proc. Int. Conf. Acoust., Speech, Signal Processing, PP. (III) 497-500, 1992.
  113. K. L. Oehler and R. M. Gray. "Combining Image Classification and Image Compression Using Vector Quantization," Proceedings of the 1993 IEEE Data Compression Conference (DCC), March 1993, Snowbird, Utah, pp. 2-11.
  114. B. Andrews, P. Chou, M. Effros, R. Gray "A Mean-Removed Variation of Weighted Universal Vector Quantization for Image Coding," Ibid., pp. 302-309.
  115. R. A. Vander Kam, P. A. Chou, and R. M. Gray, "Combined halftoning and entropy-constrained vector quantization," 1993 SID (Society for Information Display), pp. 309-312, 1993.
  116. K. L. Oehler and R. M. Gray, "Mean-Gain-Shape Vector Quantization," Proceedings 1993 ICASSP, Minneapolis, Minnesota, April 1993.
  117. P. C. Cosman, C. Tseng, R. A. Olshen, K. C. P. Li, and R. M. Gray, "Predicting perceptual quality from SNR in compressed medical images," SID '93 Digest, Society for Information Display Symposium, Seattle, May, 1993, 309-312.
  118. R.M. Gray, K.L. Oehler, K.O. Perlmutter, and R.A. Olshen, "Combining tree-structured vector quantization with classification and regression trees," Proceedings of the Twenty-seventh Asilomar conference on Signals, Systems, & Computers, 31 October - 3 November, 1993, Pacific Grove, CA, pp. 1494-1498.
  119. R.A. Vander Kam, P.A. Chou, and R.M. Gray, "Performance evaluation of greedy search algorithm for image halftoning and compression," Ibid., pp. 951-955.
  120. T. Schmidl, P.C. Cosman, and R.M.Gray, "Unbalanced non-binary tree-structured vector quantization," Ibid., pp. 1519-1523.
  121. R. A. Vander Kam, P.A. Chou, and R.M. Gray, "Combined halftoning and entropy-constrained vector quantization," SID Dig. Tech. Papers, pp. 223-226, 1993.
  122. M. Effros, P.A. Chou, and R.M. Gray, "Variable dimension weighted universal vector quantization and noiseless coding," Proceedings Data Compression Conference (DCC), IEEE Computer Society Press, March 1994, pp. 1-11, Snowbird, Utah.
  123. K.O. Perlmutter, R.M. Gray, K.L. Oehler, R.A. Olshen, "Bayes risk weighted tree-structured vector quantization with posterior estimation," Ibid., pp. 274-283.
  124. R.D. Wesel and R.M. Gray, "Bayes risk weighted VQ and learning VQ," it Ibid., pp. 400-409.
  125. M. Effros, P.A.Chou, and R.M.Gray, "One-pass adaptive universal vector quantization," Proceedings 1994 ICASSP, Adelaide, Australia, April 1994.
  126. S. Hemami and R.M. Gray, "Image reconstruction using vector quantized linear interpolation," Ibid.
  127. M. Effros, P.C. Chou, and R.M. Gray "Rates of Convergence in Adaptive Universal Vector Quantization," 1994 IEEE International Symposium on Information Theory, Tronheim, Norway, June 1994.
  128. M. Effros, P.C. Chou, and R.M. Gray "Variable-rate source coding theorems for stationary nonergodic sources." Ibid.
  129. K.O. Perlmutter, M. Effros, S.M. Perlmutter, and R.M. Gray, "An iterative joint codebook and classifier improvement algorithm for finite-state vector quantization," Proceedings of the Twenty-eighth Asilomar Conference on Signals, Systems, & Computers, 31 October - 2 November, 1994, Pacific Grove, Calif. Volume 1, 701 - 5.
  130. C.L. Nash, K.O. Perlmutter, and R.M. Gray "Evaluation of Bayes risk weighted vector quantization with posterior estimation in the detection of lesions in digitized mammograms." Proceedings of 1994 28th Asilomar Conference on Signals, Systems and Computers. Held: Pacific Grove, CA, USA, 31 Oct.-2 Nov. 1994. (USA: IEEE Comput. Soc. Press, 1994. p. 716-20 vol.1)
  131. S.M. Perlmutter and R.M. Gray, "A finite-state multiresolution approach to image compression using pruned nested tree-structured vector quantization," Ibid., Vol. 1, 476-81.
  132. S.S. Hemami and R.M. Gray, "Subband coded image reconstruction for lossy packet networks," Ibid., Vol. 1 487 - 91.
  133. R. Vander Kam and R.M. Gray, "Lossy compression of clustered-dot halftones," Proceedings of 1st International Conference on Image Processing. Held: Austin, TX, USA, 13-16 Nov. 1994. (USA: IEEE Comput. Soc. Press, 1994. p. 836-40 vol.3)
  134. S.M. Perlmutter and R.M. Gray, "A low complexity multiresolution approach to image compression using pruned nested tree-structured vector quantization," Ibid., Volume 1, pp. 588-592.
  135. S.M. Perlmutter, C.Tseng, P.C. Cosman, K.C.P. Li, R.A. Olshen, and R.M. Gray, "Measurement accuracy as a measure of image quality in compressed MR chest scans," Ibid., Volume 1, pp.861-865.
  136. K.O. Perlmutter, C.L. Nash, and R.M. Gray, " Bayes Risk Weighted Tree-structured Vector Quantization with Posterior Estimation," Ibid., Volume 2, pp. 217-221 November 1994.
  137. K. O. Perlmutter, C.L. Nash, and R. M. Gray. "A comparison of bayes risk weighted vector quantization with posterior estimation with other VQ-based classifiers. Proceedings of the IEEE 1994 International Conference on Image Processing, volume 2, pages 274-283, Austin, Texas, November 1994. IEEE.
  138. R.A. VanderKam, P.W. Wong, and R.M. Gray, "JPEG compression for a grayscale printing pipeline," Still Image Compression, IS& T/SPIE Proceedings Vol. 2418, San Jose, CA, 7-8 February 1995,pages 229-240.
  139. R.A. VanderKam R.M. Gray, "Lossy compression of clustered-dot halftones using sub-cell prediction," Proceedings 1995 IEEE Data Compression Conference, pp. 112- 121, Snowbird, Utah, March 1995. Published by IEEE Computer Society Press.
  140. S.S. Hemami and R.M Gray, "Subband filters optimized for lost coefficient reconstruction," Proceedings 1995 ICASSP, Detroit, Michigan.
  141. K. O. Perlmutter, R. M. Gray, R. A. Olshen, and S. M. Perlmutter, "Bayes risk weighted vector quantization with CART estimated posteriors," Proceedings of the IEEE Conference on Acoustics, Speech, and Signal Processing, p. 2435-8 vol.4, May 1995.
  142. Chou, P.A., M. Effros and R.M. Gray, "Universal quantization of parametric sources has redundancy k/2 logn/n." Proceedings of 1995 IEEE International Symposium on Information Theory. Held: Whistler, BC, Canada, 17-22 Sept. 1995. (USA: IEEE, 1995. p. 371)
  143. R.M. Gray, R.A. Olshen, D. Ikeda, P.C. Cosman, S. Perlmutter, C. Nash, and K. Perlmutter, "Evaluating quality and utility in Digital Mammography," Proceedings Second Conference on Image Processing, ICIP `95, Vol. II, pp. 5-8, Washington, D.C., October 1995.
  144. Vander Kam, R.A., P.W. Wong and R.M. Gray "Convergence of an iterative design algorithm for JPEG quantization tables." Proceedings International Conference on Image Processing. Held: Washington, DC, USA, 23-26 Oct. 1995. (USA: IEEE Comput. Soc. Press, 1995. p. 81-4 vol.2)
  145. R. M. Gray, R. A. Olshen, D. Ikeda , P.C. Cosman, S.M. Perlmutter, C. Nash, and K.O. Perlmutter "Measuring Quality in Computer Processed Radiological Images,"Proceedings of the Twenty Ninth Asilomar Conference on Signals, Systems, and Computers, October 1995.
  146. Gray, R.M., R.A. Olshen, D. Ikeda, P.C. Cosman, S. Perlmutter, C. Hash, and K. Perlmutter, "Evaluating quality and utility in digital mammography." Proceedings International Conference on Image Processing. Held: Washington, DC, USA, 23-26 Oct. 1995. (USA: IEEE Comput. Soc. Press, 1995. p. 5-8 vol.2)
  147. Perlmutter, K.O.; Chaddha, N.; Buckheit, J.B.; and Gray, R.M.; Olshen, R.A., " Text segmentation in mixed-mode images using classification trees and transform tree-structured vector quantization," 1996 IEEE International Conference on Acoustics, Speech, and Signal Processing Conference Proceedings pp. 2231-4 vol. 4, May 1996.
  148. Chaddha, N.; Mehrotra, S.; and Gray, R.M. " Finite state hierarchical table-lookup vector quantization for images," 1996 IEEE International Conference on Acoustics, Speech, and Signal Processing Conference Proceedings, pp. 2024-7 vol. 4, May 1996.
  149. Chaddha, N., K. Perlmutter and R.M. Gray, "Joint image classification and compression using hierarchical table-lookup vector quantization." Proceedings of Data Compression Conference - DCC '96. Held: Snowbird, UT, USA, 31 March-3 April 1996. (USA: IEEE Comput. Soc. Press, 1996. p. 23-32)
  150. Chaddha, N., P.A. Chou, and R.M. Gray "Constrained and recursive hierarchical table-lookup vector quantization," Ibid.
  151. C.N. Adams, A. Aiyer, B.J. Betts, J. Li, P.C. Cosman, S.M. Perlmutter, M. Williams, K.O. Perlmutter, D. Ikeda, L. Fajardo, R. Birdwell, B.L. Daniel, S. Rossiter, R.A. Olshen, and R.M. Gray, "Evaluating quality and utility of digital mammograms and lossy compressed digital mammograms," Proceedings of the Third International Workshop on Digital Mammography, Elsevier, Amsterdam, pages 169-176.
  152. S. Mehrotra, N. Chaddha, and R.M. Gray, "Adaptive coding using finite state hierarchical table lookup vector quantization with variable block sizes," Conference Record of the thirtieth Asilomar Conference on Signals, Systems and Computers, Pacific Grove, CA, 3-6 Nov., 1966, Vol. 2, pp. 943-7.
  153. J. Li, N. Chaddha, and R.M. Gray, "Multiresolution tree structured vector quantization," Conference Record of the thirtieth Asilomar Conference on Signals, Systems and Computers, Pacific Grove, CA, 3-6 Nov., 1996, Vol. 2, pp. 922-5.
  154. S. Mehrotra, N. Chaddha, and R.M. Gray, "Predictive hierarchical table-lookup vector quantization with quadtree encoding," Proceedings of 3rd IEEE International Conference on Image Processing, Lausanne, Switzerland, Sept 16-19, 1996, Vol. 3, pp. 407-10.
  155. R.M. Gray and R.A. Olshen, "Vector quantization and density estimation," Proceedings Sequences97, Positano, Italy, June 1997.
  156. A. Najmi, R.A. Olshen, and R.M. Gray, "A criterion for model selection using minimum description length," Proceedings Compression and Complexity of SEQUENCES 1997, Salerno, Italy 11-13 June 1997, pp. 204-214.
  157. Jia Li, Navin Chaddha, and Robert M. Gray, "Asymptotic Performance of Vector Quantizers with a Perceptual Distortion Measure," 1997 IEEE International Symposium on Information Theory, Ulm, Germany, 29 June-4 July 1997.
  158. R.M. Gray, "Signal processing and the multimedia information infrastructure," Keynote Lecture, First International Conference on Information, Communications, and Signal Processing, 9-12 September, 1997.
  159. R.M. Gray, "Combined compression and segmentation of images," Proceedings of the 1997 International Workshop on Mobile Multimedia Communications (MoMuC97), Seoul, Korea, Sept 29- Oct 2, 1997.
  160. R.M. Gray, "Table-lookup Vector Quantization, Density Estimation, and Classification," Proceedings of the 1998 IEEE Information Theory Workshop, San Diego, Febuary 1998.
  161. R.M. Gray, K.M. Perlmutter, and R.A. Olshen, "Quantization, Classification, and Density Estimation for Kohonen's Gaussian Mixture," Proceedings 1998 IEEE Data Compression Conference, J.A. Storer and M. Cohn, Eds, IEEE Computer Society Press, Los Alimitos, Calif. pp. 63-72 March 1998.
  162. J. Li and R.M. Gray, "Context Based Multiscale Classification of Images," 1998 IEEE International Conference on Image Processing, Chicago, IL, October 1998.
  163. J. Li and R.M. Gray, "Text and picture segmentation by the distribution analysis of wavelet coefficients," 1998 IEEE International Conference on Image Processing, Chicago, IL, October 1998.
  164. R.M. Gray, "Quantization, Classification, and Density Estimation," Proceedings of the 1999 IEEE Information Theory Workshop on on Detection, Estimation, Classification and Imaging (DEC)," p. 67, February 1999.
  165. J. Li, R.M. Gray, and R. A. Olshen, "Joint image compression and classification with vector quantization and a two dimensional hidden Markov model," Proceedings of the 1999 IEEE Data Compression Conference, J.A. Storer and M. Cohn, Eds., pp. 23-32, Computer Science Press, March 1999.
  166. K.K. Lin and R.M. Gray, " Vector quantization of video with two codebooks," Proceedings of the 1999 IEEE Data Compression Conference, J.A. Storer and M. Cohn, Eds., pp. 537, Computer Science Press, March 1999.
  167. J. Li, A. Najmi, and R.M. Gray, "Image classification by a two-dimensional hidden Markov model," Proceedings IEEE ICASSP, Phoenix, pp. 3313-3316, March 1999.
  168. J. Li, G. Wiederhold, and R.M. Gray, "Image classification based on a multiresolution two dimensional hidden Markov model,' 1999 IEEE ICIP, Kobe, Japan.
  169. "Multiresolution Object-of-Interest Detection of Images with Low Depth of Field," Jia Li, James Ze Wang, Robert M.Gray, Gio Wiederhold, Proceedings of ICIAP '99 - 10th International Conference on Image Analysis and Processing Venice, Italy, September 27-29.
  170. X. Tong and R.M. Gray, "Compression of Light Fields using Disparity Compensation and Vector Quantization," Proceedings of the Second IASTED International Conference - Computer Graphics and Imaging, Palm Springs, Calif., October 1999.
  171. A. K. Aiyer and R.M. Gray, "A fast, table-lookup algorithm for classifying document images," Proceedings of the 1999 IEEE International Conference on Image Processing (ICIP), Kobe, Japan, October 1999.
  172. Jia Li and Robert M. Gray, "Image Classification Based on a Multiresolution Two Dimensional Hidden Markov Model," Proceedings of the 1999 IEEE International Conference on Image Processing (ICIP), Kobe, Japan, October 1999.
  173. P. Raffy, C. Pépin, and R.M. Gray, "Robust stack-run image coding for noisy channels," 33rd Asilomar Conference on Signals, Systems, and Computers, October 24-27, 1999.
  174. A. Najmi, P. Raffy, and R.M. Gray, "Blind denoising using a wavelet coder," 33rd Asilomar Conference on Signals, Systems, and Computers, October 24-27, 1999.
  175. X. Tong and R. M. Gray, "Coding of Multi-View Images for Immersive Viewing," Proceedings ICASSP, Istanbul, Turkey, vol. 4, pp. 1879-1882, June 2000.
  176. A. Aiyer and R. M. Gray, "Fast Classification using Weighted Distortion," Proc. Intl. Conf. on Image Processing, Vancouver, BC, Canada, 10-13 September 2000.
  177. M. Gupta, M.P. Friedlander, and R.M. Gray, "Maximum Entropy Classification Applied to Speech," Proceedings of the 2000 Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, October 2000.
  178. K.K. Lin and R.M. Gray, "Rate-distortion optimization for the SPIHT encoder," Proceedings 2001 IEEE Data Compression Conference (DCC `01), pp. 123-132, Snowbird, Utah, March 2001.
  179. K.K. Lin and R.M. Gray, "Video residual coding using SPIHT and dependent optimization," Proceedings of the 2001 Data Compression Conference (DCC), pp. 113-122, Snowbird, Utah, March 2001.
  180. R. Gray and J. Li, "On Zador's entropy-constrained quantization theorem," Proceedings of the 2001 Data Compression Conference (DCC), pp. 3-12, Snowbird, Utah, March 2001.
  181. R. M. Gray, "Gauss mixture vector quantization," Proceedings 2001 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Vol. 3, pp. 1769-1772, Salt Lake City, May 2001.
  182. Joyce Shih, Anuradha K. Aiyer and Robert M. Gray, "A Lagrangian formulation of high rate quantization," Proceedings 2001 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), pp. 2629-2632, Salt Lake City, May 2001.
  183. R.M. Gray, J.C. Young, and A. K. Aiyer, "Minimum discrimination information clustering: modeling and quantization with Gauss mixtures," Proceedings 2001 IEEE International Conference on Image Processing (ICIP), Vol. 3, pp. 14-17, Thessaloniki, Greece, October 2001.
  184. M. Gupta and R.M. Gray, "Color space conversion using maximum entropy estimation," Proceedings 2001 IEEE International Conference on Image Processing (ICIP), pp. 118-121, Thessaloniki, Greece, October 2001.
  185. X. Tong and R.M. Gray, "Interactive view synthesis from compressed light field," Proceedings 2001 IEEE International Conference on Image Processing (ICIP), pp. 85-88, Thessaloniki, Greece, October 2001.
  186. K. Pyun, C.S. Won, J. Lim, and R.M. Gray, "Robust image classification based on a non-causal hidden Markov Gauss mixture model," Proceedings of the 2002 International Conference on Image Processing, Vol. 3, 785-788, Rochester, NY, October 2002.
  187. Chee Sun Won, K. Pyun, K., and R.M. Gray "Automatic object segmentation in images with low depth of field," Proceedings of the 2002 International Conference on Image Processing, Volume 3, October 2002, pp. 805-808.
  188. K. Pyun, C.S. Won, J. Lim, and R.M. Gray, "Texture classification based on multiple Gauss mixture vector quantizers," Proceedings of the 2002 IEEE International Conference on Multimedia and Expo (ICME), Vol. 2, August 2002, pp. 501-504.
  189. S. Jeong, C.S. Won, and R.M. Gray "Histogram-based image retrieval using Gauss mixture vector quantization,"2003 IEEE International Conference on Acoustics, Speech, and Signal Processing, 2003. Proceedings. (ICASSP '03). Vol. 3 , April 6-10, 2003. Pp. III-677 -III-680.
  190. Joong Ho Won, Kyungsuk Pyun, and Gray, R.M., "Hidden Markov multiresolution texture segmentation using complex wavelets," 10th International Conference on Telecommunications, 2003. ICT 2003. , Vol. 2 , Feb 23 - Mar 1, 2003, 1624-1630.
  191. R.M. Gray and T. Linder, "High Rate Mismatch in Entropy Constrained Quantization," Proceedings Data Compression Conference (DCC), 25-27 March 2003, Snowbird, Utah, James A. Storer and Martin Cohn, Ed's, pp. 173-182.
  192. R.M. Gray and T. Linder, "Relative entropy and quantizer mismatch," Proceedings Thirty-Sixth Asilomar Conference on signals, Systems & Computers, Volume 1, pp. 129-133. November 3-6, 2002, Pacific Grove, California.
  193. S. Yoon, K. Pyun, C.S. Won, and R.M. Gray, "Image classification using GMM with context information and reducing dimension for singular covariance," Data Compression Conference, 2003. Proceedings. DCC 2003, 25-27 March 2003 457-457.
  194. D. B. O'Brien, M. Gupta, R.M. Gray, and J. K. Hagene " Automatic Classification of Images from Internal Optical Inspection of Gas Pipelines," International Chemical and Petroleum Industry Inspection Technology (ICPIIT) VIII Conference (American Society for Nondestructive Testing). Houston, Texas June 18-21, 2003.
  195. D.B. O'Brien, M. Gupta, R.M. Gray, J.K. Hagene, "Analysis and classification of internal pipeline images,"Proceedings of the 2003 International Conference on Image Processing, Volume 3 , Sept. 2003, Barcelona, Spain, pp. III - 577-80.
  196. M. R. Gupta and R. M. Gray, "Reducing bias in supervised learning," Proceedings of the 2003 IEEE Workshop on Statistical Signal Processing, 28 Sept.-1 Oct. 2003,pp. 482 - 485.
  197. K.M. Ozonat and R.M. Gray, "Image classification using adaptive-boosting and tree-structured discriminant vector quantization," Proceedings of the 2004 IEEE Data Compression Conference , March 2004, pp. 556 - 556.
  198. Y.-Z. Huang, D. B. O'Brien and R.M. Gray, "Classification of features and images using Gauss mixtures with VQ clustering," Proceedings of the 2004 IEEE Data Compression Conference , March 2004, pp. 13 - 21.
  199. R.M. Gray and T. Linder, "Results and conjectures on high rate quantization," Proceedings of the 2004 IEEE Data Compression Conference, March 2004, pp. 3 - 12.
  200. Kivanc Ozonat and Robert M. Gray, "Fast Gauss Mixture Image Classification based on the Central Limit Theorem," Proceedings 2004 International Workshop on Multimedia Signal Processing 2004, 29 September - 1 October 2004, Sienna, Italy.
  201. S. Jeong and R.M. Gray, "A comparison of EM and GMVQ in estimating Gauss mixtures: application to probabilistic image retrieval," Proceedings of the 2005 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP '05), Volume 5, 18-23 March 2005 Page(s):v/361 - v/364.
  202. K.M. Ozonat and R.M. Gray, "Gauss mixture image classification for the linear image transforms," Proceedings of the 2005 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP '05), Volume 5, 18-23 March 2005, Page(s):v/337 - v/340.
  203. Sangoh Jeong and Robert M. Gray, "Minimum Distortion Color Image Retrieval Based on Lloyd-Clustered Gauss Mixtures," Proceedings of the 2005 IEEE Data Compression Conference, March 2005, pp. 279-288.
  204. Shahriyar Matloub, Deirdre O'Brien, and Robert M. Gray, "Optimal quantizer performance and the Wassershtein distortion," Proceedings of the 2005 IEEE Data Compression Conference, 29-31 March 2005, pp. 243-250.
  205. Arpita Ghosh, Alessandro Magnani, and Robert M. Gray, "Optimal one-bit quantization," Proceedings of the 2005 IEEE Data Compression Conference, 29-31 March 2005, pp. 270-278.
  206. Kivanc Ozonat and Robert M. Gray, "Vector quantization for classification in a simple network," Proceedings of the 2005 IEEE Data Compression Conference 29-31 March 2005, p. 472.
  207. Robert M. Gray and John T. Gill, III, "A Lagrangian formulation of fixed rate and entropy/memory constrained quantization," Proceedings of the 2005 IEEE Data Compression Conference, 29-31 March 2005, pp. 261-269. (Note that the wrong version was published, the correct version may be found at http://ee.stanford.edu/~gray/dcc05.pdf)
  208. Deirdre B. O'Brien and Robert M. Gray, "Improving Classification Performance by Exploring the Role of Cost Matrices in Partitioning the Estimated Class Probability Space," Proceedings of the ICML Workshop on ROC Analysis, ML Bonn, Germany, 11 August, 2005, pp. 79-86.
  209. Deirdre B. O'Brien and Robert M. Gray, "Gaussian mixture model classifiers for small objects in images," Proceedings of the 2005 IEEE International Conference on Image Processing, Genoa, Italy, 11-14 September, Vol. 2, pp II-850-3.
  210. Sangho Yoon and Robert M. Gray, "Feature selection based on maximizing sepProc. of the IEEE International Conference on Image Processingarability in Gauss Mixture Models and its application to image classification," Proceedings of the 2005 IEEE International Conference on Image Processing, Genoa, Italy, 11-14 September, Vol 2, pp. II-1198-201.
  211. Kivanc Ozonat and Robert M. Gray, "Vector quantization for image classification with side information for the additive Gaussian noise channels," Proceedings of the 2005 IEEE International Conference on Image Processing, Genoa, Italy, 11-14 September, Vol 3, pp III-185-8.
  212. D.B. O'Brien and R.M. Gray, "Gaussian Mixture Model Classifiers for Small Objects in Images," Proceedings of the 2005 IEEE International Conference on Image Processing, Volume 2, 11-14 Sept. 2005 pp 850-853.
  213. Kyungsuk Pyun and Robert M. Gray, "On Gauss mixture vector quantizers and Gabor wavelet classifiers for texture classification," Proceedings of the 39th Asilomar Conference on Signals, Systems and Computers, pp, 1222-1225, October - November 2005.
  214. K. Ozonat and R.M. Gray, "Gauss mixture model-based classification for sensor networks," Proceedings 2006 Data Compression Conference (DCC), 28-30 March 2006 Page(s):322 - 331.
  215. R.M. Gray and J.T. Gill III, "Quantization with joint entropy/memory constraints," Proceedings 2006 Data Compression Conference (DCC), 28-30 March 2006, Page(s):223 - 232.
  216. R.M. Gray "Quantization in Task-Driven Sensing and Distributed Processing," Proc. of ICASSP 2006, May 2006. (Invited paper in a special session at ICASSP 2006 on "Distributed Stream Processing: A Task-driven Signal Processing Perspective."), Vol V, pp. 1049-1052.
  217. Chih-chien Chao and R.M. Gray, Image Compression with a Vector Speck Algorithm, Proceedings of the 2006 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Volume 2, 14-19 May 2006, Page(s):II-445 - II-448.
  218. R.M. Gray and Sangho Yoon, "Entropy and Memory Constrained Vector Quantization with Separability Based Feature Selection," Proceedings 2006 IEEE International Conference on Multimedia and Expo, July 2006 Page(s):269 - 272.
  219. T. Andreé, M. Antonini, M. Barlaud, and R.M. Gray, "Entropy-based distortion measure for image coding," Proceedings of the IEEE International Conference on Image Processing, 8-11 Oct. 2006, Page(s):1157 - 1160 Atlanta, October 2006.
  220. Sangho Yoon and Robert M. Gray, "Clustering and finding the number of clusters by unsupervised learning of mixture models using vector quantization," Proceedings ICASSP 2007, Volume 3, 15-20 April 2007, Page(s):III-1081 - III-1084.
  221. R.M. Gray and T. Hashimoto "Rate-Distortion Functions for Nonstationary Gaussian Autoregressive Processes," Proceedings 2008 Data Compression Conference (DCC), March 2008, Page(s): 53-62.
  222. D. B. O'Brien, M. R. Gupta, and R. M. Gray, "Cost-sensitive Multi-class Classification from Probability Estimates," Proc. of the Intl. Conf. on Machine Learning (ICML), 2008 (to appear).
TECHNICAL REPORTS
  1. R.M. Gray, "Toeplitz and Circulant Matrices: a Review," Information Systems Laboratory Technical Report, Stanford University, 1971. Revised and reprinted numerous times and currently available at http://ee.stanford.edu/~gray/toeplitz.pdf. Published as a paperback by Now Publishers Inc, Boston-Delft, in the series Foundations and Trends in Communications and Information Theory, vol.2, no. 3, pp. 155-329, 2005.
  2. T. M. Cover, P. Gacs, and R. M. Gray, "Kolmogorov's contributions to information theory and algorithmic complexity," Stanford University Department of Statistics Techical Report No. 69, April 1989.
  3. R. A. Olshen, P. C. Cosman, C. Tseng, H. C. Davidson, L. E. Moses, R. M. Gray, and C. J. Bergin, "Evaluating compressed medical images," Stanford University Division of Biostatistics Technical Report No. 147, November 1991.
  4. R.M. Gray, M. Cohn, L.W. Craver, A. Gersho, T. Lookabaugh, F. Pollara, and M. Vetterli, "Non-U.S. Data Compression and Coding Research," Foreign Applied Sciences Assessment Center Technical Assessment Report, Science Applications International Corporation, McLean, VA, November 1993.
  5. R.M.Gray, "Signal Processing in the NII," Report of an NSF Workshop/Panel, November 1994.
BOOKS AND CONTRIBUTIONS TO BOOKS
  1. L. D. Davisson and R. M. Gray, "Advances in data compression,"contributed chapter inAdvances in Communication Systems, Vol. 4, edited by A. V. Balakrishnan and A. Viterbi, Academic Press, New York 1975.
  2. L. D. Davisson and R. M. Gray, eds.,Data Compression, Dowden, Hutchinson and Ross, Benchmark Papers in Electrical Engineering and Computer Sciences, Vol. 14, 1976.
  3. R. M. Gray and L. D. Davisson, eds.,Ergodic and Information Theory, Dowden, Hutchinson and Ross, Benchmark Papers in Electrical Enginering and Computer Sciences, Vol. 19, 1977.
  4. R. M. Gray, "Block, Sliding-Block, and Trellis Source Coding," contributed chapter inTopics in Information Theory, I. Csiszar and P. Elias, eds., North Holland, New York, 1977.
  5. R. M. Gray, J. C. Kieffer, and R. J. Fontana, "Asymptotically Mean Stationary Sources and Channels," inAdvances in Communications, D. G. Lainiotis and N. S. Tzannes, eds., pp. 16-21, D. Reidel, Holland 1980.
  6. S. Tazaki, Y. Yamada, and R. M. Gray, "Evaluation of two dimensional quantization," inDigital Signal Processing, Cappellini and A. G. Constantinides, eds., pp 117-122, Academic Press, NY, 1980.
  7. R.M. Gray, "Multivariate quantization," inMultivariate Analysis-VI, P.R. Krishnaiah, Ed., North-Holland, 1985.
  8. R.M. Gray and L.D. Davisson,Random Processes, Prentice-Hall, January 1986.
  9. R.M. Gray,Probability, Random Processes, and Ergodic Properties, Springer-Verlag, January 1988.
  10. R. M. Gray, Source Coding Theory, Kluwer Academic Press, 1990.
  11. R. M. Gray and E. A. Riskin, "Tree-structured vector quantization for progressive transmission image coding," Chapter 14 (pages 142-150) in Advances in Communications and Signal Processing, Edited by W. A. Porter and S. C. Kak, Lecture Notes in Control and Information Sciences, Volume 129, Series Editors M. Thoma and A. Wyner, Springer-Verlag, New York, 1989.
  12. R. M. Gray, Entropy and Information Theory, Springer-Verlag, 1990.
  13. A. Gersho and R. M. Gray, Vector Quantization and Signal Compression, Kluwer Academic Press, 1992.
  14. R.M. Gray and J.G. Goodman, Fourier Transforms: In introduction for engineers, Kluwer Academic Publishers, Boston 1995.
  15. T. Taniguchi, Y. Tanaka, and R.M. Gray, "Speech coding with dynamic bit allocation (multimode coding)", contributed chapter in Advances in Speech Coding, B. S. Atal, V. Cuperman, and A. Gersho, Eds., Kluwer Academic Publishers, Boston, 1991.
  16. R. M. Gray, P. C. Cosman, and E. A. Riskin, "Image compression and tree-structured vector quantization," contributed chapter in Image and Text Compression, J. Storer , Ed., by Kluwer Academic Publishers, Boston, 1992.
  17. R. M. Gray, P. C. Cosman, and K. Oehler, "Incorporating visual factors into vector quantization for image compression," contributed chapter in Digital Images and Human Vision, B. Watson, Ed., MIT Press, Cambridge, Mass, 1993, pp. 35-52.
  18. P.C. Cosman, R.M. Gray, and R.A. Olshen, "Vector quantization: Clustering and classification trees," pp. 93-108, in Advances in Applied Statistics: Statistics and Images:2, K.V. Mardia, Ed., Carfax Publishing Company, Abingdon, UK, 1994.
  19. R.M. Gray "Quantization noise in DeltaSigma A/D converters," Chapter 2 of Delta-Sigma Data Converters, edited by S. Norsworthy, R. Schreier, and G. Temes, IEEE Press, 1997, pp. 44-74.
  20. S. Hemami and R.M. Gray, "Subband coding for lossy packet networks," in Recovery Techniques for Image and Video Compression and Transmission, A. Katsaggelos and N. Galatsanos, Ed., Kluwer Academic Publishers.
  21. R.M. Gray, "Lossy commpression, classification, and regression," in The Mathematics of Information Coding, Extraction, and Distribution, G. Cybenko, D.P. O'Leary, and J. Rissanen, Eds., Volume 107 in Mathematics and its Applications, Springer, New York, 1998, pp. 49-72.
  22. Pamela Cosman, Robert Gray, and Richard Olshen, "Quality evaluation for compressed medical images: fundamentals," Chapter 49 in Handbook of Medical Image Processing, Isaac N. Bankman, editor, Academic Press, 2000, 803-819.
  23. Pamela Cosman, Robert Gray, and Richard Olshen, "Quality evaluation for compressed medical images: Diagnostic accuracy," Chapter 50 in Handbook of Medical Image Processing, Isaac N. Bankman, editor, Academic Press, 2000, 821-839.
  24. Pamela Cosman, Robert Gray, and Richard Olshen, "Quality evaluation for compressed medical images: Statistical issues," Chapter 51 in Handbook of Medical Image Processing, Isaac N. Bankman, editor, Academic Press, 2000, 841-850..
  25. R.M. Gray and D.L. Neuhoff, "Quantization," Information Theory: 50 Years of Discovery, S. Verdú and S. McLaughlin, Editors, IEEE Press, 2000.
  26. Jia Li and Robert M. Gray, Image Segmentation and Compression Using Hidden Markov Models, Kluwer Academic Press, Boston, 2000.
  27. Robert M. Gray, "Preface" to Nonuniform Sampling: Theory and Practice, edited by Farkokh Marvasti, Kluwer Academic/Plenum, New York, Information Technology: Transmission, Processing, and Storage Series, 2001.
  28. Robert M. Gray, "Gauss Mixture Quantization: Clustering Gauss Mixtures," in Nonlinear Estimation and Classification, D.D. Dennison, M.H. Hansen, C. Holmes, B. Mallick, and B. Yu, Eds., Springer-Verlag Lecture Notes in Mathematics, 2003.
  29. Chee Son Won and Robert M. Gray, Stochastic Image Processing, Kluwer/Plenum, 2004.
  30. Robert M. Gray and Lee D. Davisson, Introduction to Statistical Signal Processing, December 2004, Cambridge University Press, Cambridge, UK. Individual copies available for download at http://ee.stanford.edu/~gray/sp.html.
  31. Eve Riskin, Mari Ostendorf, Pamela Cosman, Michelle Effros, Jia Li, Sheila Hemami, and Robert M. Gray, Editors, Mentoring for Academic Careers in Engineering: Proceedings of the PAESMEM/Stanford School of Engineering Workshop, Grayphics Publishing, Santa Barbara, 2005. Copies may be downloaded at http://paesmem.stanford.edu/
  32. Robert M. Gray, Toeplitz and Circulant Matrices: a Review, Now Publishers Inc, Boston-Delft, 2005.