International Conference Papers

  • Abbreviation:
    ISIT: IEEE International Symposium on Information Theory
    ITW: IEEE International Workshop on Information Theory
    ISITA: International Symposium on Information Theory and its Applications
    DCC: Data Compression Conference
    WCIT: Japan-Benelux Workshop on Coding and Information Theory
    AEWn: n-th Asian-European Workshop on Information Theory
    JW-ISC: Japan-Korea Joint Workshop on Information Security and Cryptology
    JWIS: Joint Workshop on Information Security
    ADMA: Advanced Data Mining and Applications
    ICMLC: International Conference on Machine Learning and Cybernetics
    WISA: International Workshop on Information Security Applications
    HPSR: International Conference on High Performance Switching and Routing

    2020-

  1. H.Yamamoto and K.Iwata, "Asymptotic Optimality of the Asymmetric Encoding-Decoding Scheme," ISITA2024, pp.354-359, Nov.10-13, 2024, Taipei, Taiwan.
  2. H.Yamamoto and K.Iwata, "An Asymmetric Encoding-Decoding Scheme for Lossless Data Compression," IEEE ISIT2024, pp.55-60, July 7-12, 2024, Athens, Greece.
  3. K.Iwata K.Hashimoto, T.Wakayama, and H.Yamamoto, "AIFV Codes Allowing 2-bit Decoding Delays for Unequal Bit Cost," IEEE ISIT2024, pp.49-54, July 7-12, 2024, Athens, Greece.
  4. K.Iwata and H.Yamamoto, "Joint Coding for Discrete Sources and Finite-State Noiseless Channels," IEEE ISIT2022, pp.3340-3345, June 26-July 1, 2022, Helsinki, Finland.
  5. K.Iwata and H.Yamamoto, "AIVF Codes Based on Iterative Algorithm and Dynamic Programming," IEEE ISIT2021, pp.2018-2023, July 12-20, 2021, Melbourne, Victoria, Australia (Virtual Conference).
  6. K.Iwata and H.Yamamoto, "An Algorithm for Constructiong the Optimal Code Trees for Binary Alphabetic AIFV-m Codes," IEEE ITW2020, pp.261--265, April 11-15, 2021 (postponed from 2020 to 2021), Riva de Garda, Italy (Virtual Conference).
  7. R.Fujita, K.Iwata, H.Yamamoto, "On a Redundancy of AIFV-m Codes for m=3,5," IEEE ISIT2020, pp.2373--2377, June 21-26, 2020, Los Angeles, USA (Virtual Conference).
  8. H.Yamamoto, K.Imaeda, K.Hashimoto, K.Iwata, "A Universal Data Compression Scheme based on the AIFV Coding Techniques," IEEE ISIT2020, pp.2378--2382, June 21-26, 2020, Los Angeles, USA (Virtual Conference).
  9. 2015-2019

  10. K.Hashimoto, K.Iwata and H.Yamamoto, "Enumeration and Coding of Compact Code Trees for Binary AIFV Codes", IEEE ISIT2019, pp.1527-1531, July7-12, 2019, Paris, France.
  11. R.Fujita, K.Iwata and H.Yamamoto, "An Iterative Algorithm to Optimize the Average Performance of Markov Chains with Finite States", IEEE ISIT2019, pp.1902-1906, July7-12, 2019, Paris, France.
  12. H.Yamamoto, K.Hashimoto, and K.Iwata, "A Universal Source Code Based on the AIVF Coding Strategy" AEW11, P.26, July 3-5, Rotterdam, Holland.
  13. T.Hiraoka and H.Yamamoto, "Dynamic AIFV Coding", ISITA2018, pp.577-581, Oct. 28-31, 2018, Singapore.
  14. K.Hashimoto, K.Iwata, and H.Yamamoto, "Enumeration of Compact Trees of AIFV codes", ISITA2018, p.496 (Poster Session), Oct. 28-31, 2018, Singapore.
  15. T.Hiraoka and H.Yamamoto, "Alphabetic AIFV codes Constructed from Hu-Tucker Codes", IEEE ISIT2018, pp.2182-2186, June 17-22, 2018, Vail, Colorado, USA.
  16. R.Fujita, K.Iwata and H.Yamamoto, " An Optimality Proof of the Iterative Algorithm for AIFV-m Codes", IEEE ISIT2018, pp.2187-2191, June 17-22, 2018, Vail, Colorado, USA.
  17. H.Yamamoto, " Easy Construction of Alphabetic AIFV codes", Japan-Singapore Workshop on Coding and Information Theory, Mach 4-7, 2018
  18. H.Yamamoto, "Almost Instantaneous Fixed-to-Variable Length Codes", `9th Takayanagi Kenjiro Memorial Symposium, Nov.21-22, 2017, Hamamatsu, Japan. (invited talk)
  19. K.Iwata, H.Yamamoto, "An Iterative Alrogrithm to Construct Optimal Binary AIFV-m Codes", IEEE-ITW2017, pp.519-523, Nov.6-10, 2017, Kaohsiung, Taiwan.
  20. H.Yamamoto, "AIFV codes and their extended codes," Workshop on Beyond I.I.D. in Information Theory, July 24-28, 2017, Singapore. (invited talk)
  21. K.Sumigawa and H.Yamamoto, "Coding of Binary AIFV Code Trees," IEEE ISIT2017, pp.1152-1156, June 25-30, 2017, Aachen, Germany.
  22. H.Yamamoto and S.Hara, "Application of Yamamoto-Itoh Coding Scheme to Discrete Memoryless Broadcast Channels," IEEE ISIT2017, pp.1878-1882, June 25-30, 2017, Aachen, Germany.
  23. M.V.Burnashev and H.Yamamoto, "On Optimal Error Exponents in Noiseless Channel Identification," IEEE ISIT2017, pp.2742-2745, June 25-30, 2017, Aachen, Germany.
  24. J.Honda and H.Yamamoto, "Variable-to-Fixed Length Homophonic Coding Suitable for Asymmetric Channel Coding," IEEE ISIT2017, pp.2860-2864, June 25-30, 2017, Aachen, Germany.
  25. H.Yamamoto, "AIFV Codes and Related Topics," AEW10, June 21-23, 2017, Boppard, Germany. (invited talk)
  26. J.Honda, H.Yamamoto, "Variable-to-Fixed Length Homophonic Coding with a Modified Shannon-Fano-Elias Code", ISITA2016, pp.11-15, Oct.30-Nov.2, 2016, Monterey, Calfornia, USA.
  27. W.Nakamura, H.Yamamoto, T.Chan, "A Ramp Threshold Secret Sharing Scheme against Cheating by Substitution Attacks", ISITA2016, pp.345-349, Oct.30-Nov.2, 2016, Monterey, Calfornia, USA.
  28. K.Iwata, H.Yamamoto, "A Dynamic Programming Algorithm to Construct Optimal Code Trees of AIFV Codes", ISITA2016, pp.672-676, Oct.30-Nov.2, 2016, Monterey, Calfornia, USA.
  29. W.Hu, H.Yamamoto, J.Honda, "Tight Upper Bounds on the Redundancy of Optimal Binary AIFV Codes", IEEE ISIT2016, pp.6-10, July 10-15, 2016, Barcelona, Spain.
  30. H.Yamamoto, Q.Liu, "Highly Sensitive Universal Statistical Test", IEEE ISIT2016, pp.700-704, July 10-15, 2016, Barcelona, Spain.
  31. M.V.Marat, H.Yamamoto, "On Optimal Transmission Strategies for Channels with Noiseless Feedback", IEEE ISIT2016, pp.1282-1286, July 10-15, 2016, Barcelona, Spain.
  32. R.Wang, J.Honda, H.Yamamoto, R.Liu, Y.Hou, "Construction of Polar Codes for Channels with Memory", IEEE ITW2015, pp.187-191, Oct. 11-15 , 2015, Jeju Island, Korea.
  33. H.Yamamoto, "Efficient Identification Coding Schemes for Multiple Objects," 1st IEEE Seminar on Future Directions in Information Theory and Communications and 2nd African Winter School on Information Theory and Communications, P.9, August 16-21, 2015, Protea Hotel Kruger Gate, South Africa
  34. L.V.Truong, H.Yamamoto, "On the Capacity of Symmetric Gaussian Interference Channels with Feedback", IEEE ISIT2015, pp.201-205, June 14-19, 2015, Hong Kong.
  35. R.Wang, J.Honda, H.Yamamoto, RongKe Liu, " FV Polar Coding for Lossy Compression with and Improved Exponent", IEEE ISIT2015, pp.1517-1521, June 14-19, 2015, Hong Kong.
  36. T.H.Chan, S-W. Ho, H.Yamamoto, " Private Information Retrieval for Coded Storage", IEEE ISIT2015, pp.2842-2846, June 14-19, 2015, Hong Kong.
  37. H.Yamamoto,Y.Kuwori, "Direct or Efficient Access Decoding for VF Codes" AEW9, May 27-29, 2015, Matsuyama, Japan.
  38. 2010-2014

  39. H.Yamamoto, "Topics in FV and VF Source Coding" , ISITA2014, October 26-29, 2014, Melbourne Australia. (Plenary Talk)
  40. H.Yamamoto, M.Ueda, "Identification Codes to Identify Multiple Objects", IEEE ISIT2014, pp.1241-1245, June 29- July 4, 2014, Honolulu, Hawaii, USA.
  41. M.Burnashev, H.Yamamoto, "Noisy Feedback Improves the Gaussian Channel Reliability Function", IEEE ISIT2014, pp.2554-2558, June 29- July 4, 2014, Honolulu, Hawaii, USA.
  42. E.Cocker, F.Ghazzi, U.Speide, M.-C.Dong, V.Wong, A.J.H.Vinck, H.Yamamoto, H.Yokoo, H.Morita, H.Ferreira, A.Emleh, R.McFadzien, S.Palelei, R.Eimann, "Measurement of Buffer Requirement Trends for Real Time Traffic Over TCP", IEEE HPSR 2014, pp.120-124, July 1-4, 2014, Vancouver, British Columbia, Canada
  43. H.Yamamoto, X.Wei, "Almost Instantaneous FV Codes", IEEE ISIT2013, pp.1759-1763, July 7-12, 2013, Istanbul, Turkey.
  44. S.Maya, H.Yamamoto, "Complexity based on Reduplication Parsing ", AEW8, pp.17-19, May 17-19, 2013, Kamakura, Kanagawa, JAPAN
  45. J.Honda, H.Yamamoto, "Fast Linear-Programming Decoding of LDPC Codes with over GF(2^m)", ISITA2012, pp.754-758, Oct.28-31, 2012, Honolulu, Hawaii, USA
  46. J.Honda, H.Yamamoto, "Polar Coding without Alphabet Extension for Asymmetric Channels", IEEE ISIT2012, pp.2157-2161, July 1-6, 2012, MIT, Cambridge, USA
  47. M. Burnashev, H.Yamamoto, "On Decoding Error Exponent of Gaussian Channel with Noisy Feedback: Nonexponential Number of Messages", IEEE ISIT2012, pp. 2964-2968, July 1-6, 2012, MIT, Cambridge, USA
  48. J. Kogure, N. Kunihiro, H. Yamamoto, "Generalized Security Analysis of the Random Key Bits Leakage Attack," WISA2011, Aug. 22-24, Jeju Island, Korea, 2011 (Springer LNCS 7115, pp.13-27, 2012)
  49. H.Yamamoto, K.Okudera, "Channel Coding Theorem for the Number of Guesses in Decoding," IEEE-ISIT2011, pp.419-423, Saint Petersburg, July 31-Aug. 5, 2011
  50. T. Kubo, K. Harada and H. Yamamoto,"Secure Network Coding with Helper Nodes," AEW7, Boppard, German, July27-29, 2011
  51. H.Yamamoto, K.Okudera, "The Number of Guesses in Channel Coding," AEW6, Ishigaki Island, Okinawa, Japan, Oc.22-24, 2010
  52. A.Sato, H.Yamamoto, "Error Exponents of Discrete Memoryless Channels and AWGN Channels with Noisy Feedback," ISITA2010, pp.452-457, Taichung, Taiwan, Oct.17-20, 2010
  53. S.J.Skudlarek, H. Yamamoto, "Representative Sequence Selection in Unsupervised Anomaly Detection using Spectrum Kernel with Theoretical Parameter Setting," ICMLC2010, pp.2099-2104, Qingdao, China, July 11-14, 2010
  54. M.Koide, H.Yamamoto, "Coding Theorems for Biometric Systems", IEEE ISIT2010, pp.2647-2651, June13-18, 2010, Austin, Texas, USA.
  55. K.Hamano, H.Yamamoto, "Data Compression based on a Dictionary Method using Recursive Construction of T-Codes", DCC2010, p.531, March 24-26, 2010, Snowbird, Utah, USA
  56. 2005-2009

  57. H.Koga, M.Iwamoto, H.Yamamoto, "Coding Theorems for a (2, 2)-Threshold Scheme Secure against Impersonation by an Opponent," IEEE-ITW2009, Oct. 11-16, 2009, Taomina, Sicily, Italy
  58. J. Kogure, N. Kunihiro, H. Yamamoto, "On the Hardness of Subset Sum Problem," JWIS2009, p.29, Oct. 6 - 7, 2009, Takao, Taiwan
  59. S. J. Skudlarek, H. Yamamoto, "Anomaly Detection Using Time Index Differences of Identical Symbols with and without Training Data", ADMA 2009, Springer LNAI 5678, pp.619-626, August 17-19, 2009, BeiJing Chaina,
  60. K.Harada, H.Yamamoto, "Separate Network Coding for Private and Common Messages from One Source to Two Sinks", IEEE-ISIT2009, pp.418-422, June 28- July 3, 2009, Seoul, Korea
  61. K.Hamano, H.Yamamoto, "A Differential Equation Method to Derive the Formulas of the T-complexity and the LZ-complexity ", IEEE-ISIT2009, pp.625-629, June 28- July 3, 2009, Seoul, Korea
  62. M.Iwamoto, H.Yamamoto, H. Koga "A Coding Theorem for Cheating-Detectable (2, 2)-Threshold Blockwise Secret Sharing Schemes", IEEE-ISIT2009, pp.1308-1312, June 28- July 3, 2009, Seoul, Korea
  63. M.V.Burnashev, H.Yamamoto, "Noisy Feedback Improves the BSC Reliability Function", IEEE-ISIT2009, pp.1501-1505, June 28- July 3, 2009, Seoul, Korea
  64. J.Honda, H.Yamamoto, "Variable Length Lossy Coding using an LDPC Code", IEEE-ISIT2009, pp.1973-1977, June 28- July 3, 2009, Seoul, Korea
  65. E.T.Taniguchi, H.Yamamoto, "Deniable Ring Authenticated Private Key Establishment", ISITA2008, pp.519--524, Dec. 7-10, Auckland New Zealand
  66. S.Miyake, J.Honda, H.Yamamoto, "Application of LCLP to Lossy Source Coding", ISITA2008, pp.589--594, Dec. 7-10, Auckland New Zealand
  67. K.Hamano, H.Yamamoto, "A Randomness Test based on T-Codes", ISITA2008, pp.1095-1100, Dec. 7-10, Auckland New Zealand
  68. M.Burnashev, H.Yamamoto, "On BSC, noisy feedback and three messages," IEEE-ISIT2008, pp.886-889, July 6-11, 2008, Toronto, Canada
  69. H.Yamamoto, D.Isami, "Multiplex coding of bit commitment based on a discrete memoryless channel," IEEE-ISIT2007, pp.721-725, June 24-29, 2007, Nice, France
  70. T.Honda, Y. Tashiro, H.Yamamoto, "FV code trees with no self-synchronizing string," ITA Workshop, paper-no. 378, Jan.29- Feb.3, 2007, San Diego, USA
  71. Y.Tashiro and H. Yamamoto, "FV code trees with no synchronizing string," AEW5, Oct.25-27, 2006, Jeju, Korea
  72. Y.Hayashi and H.Yamamoto, "The coding theorems for the Shannon cipher system with a guessing wiretapper and correlated source outputs," IEEE-ISIT2006, pp.1169-1173, July 9-14, 2006, Seattle, USA
  73. D.Kobayashi, H.Yamamot, T.Ogawa, "How to attain the ordinary channel capacity securely in wiretap channels," IEEE-ITW2005 on Theory and Parctice in Information-Theoretic Security, pp.13-18, Oct.16-19, 2005, Awaji Island , Japan
  74. M.Iwamoto and H. Yamamoto, "Strongly Secure Ramp Secret Sharing Schemes," IEEE-ISIT2005, pp.1221-1225, Sep. 4- 9, 2005, Adelaide, Australia
  75. H.Sakai and H. Yamamoto, "Asymptotic Optimality of Tree-based Group Key Management Schemes," IEEE-ISIT2005, pp.2275-2279, Sep. 4- 9, 2005, Adelaide, Australia
  76. 2000-2004

  77. T.Ogawa, A.Sasaki, M.Iwamoto, and H.Yamamoto, "Quantum Secret Sharing Schemes and Reversibility of Quantum Operations," ISITA2004, pp.1440-1445, Oct. 10-13, 2004, Parma Italy
  78. T.Honda and H.Yamamoto, "Synchronizing Strings of FV Codes and Identification of FV Code Trees," AEW4, pp.31-34, Oct. 6-8, 2004, Viareggio Italy
  79. M. Iwamoto, H. Yamamoto, and H. Ogawa, "Optimal Multiple Assignments Based on Integer Programming in Secret Sharing Schemes," IEEE-ISIT2004, p.16, June 27-July 2, 2004, Chicago, USA
  80. K.Ishii and H.Yamamoto, "Variation of Sequential MPM Codeswith O(1/log n) Maximum Redundancy", Workshop: General Theory of Information Transfer and Combinatorics, April 26-30, 2004, University of Bielefeld, ZiF, Germany
  81. M.Iwamoto and H.Yamamoto, "Visual Secret Sharing Schemes for Plural Secret Images," IEEE-ISIT2003, June 30-July 4, 2003, Yokohama, Japan
  82. Y.Kawamoto and H.Yamamoto, "Secret Function Sharing Schemes and their Applications on the Obvious Transfer," IEEE-ISIT2003, June 30-July 4, 2003, Yokohama, Japan
  83. H.Takekawa and H.Yamamoto, "Sequential MPM Coding," IEEE-ISIT2003, June 30-July 4, 2003, Yokohama, Japan
  84. D.Kobayashi and H.Yamamoto, "Modified Maurer-Wolf Privacy Amplification Schemes," AEW3, June 26 -27, 2003, Kamogawa, Japan
  85. M.Arimura and H.Yamamoto, "Redundancy of the MTF Scheme for Stationary Ergodic Sources", IEEE-ISIT2002, June 30-July 5, 2002, Lausanne, Switzerland
  86. Y.Matsunaga and H.Yamamoto, "A coding theorem for lossy data compression by LDPC codes", IEEE-ISIT2002, June 30-July 5, 2002, Lausanne, Switzerland
  87. G.Maruyama and H.Yamamoto, "Competitive Optimality of Alphabetic Codes", ISITA2000, pp.240-243, Nov. 5-8, 2000, Honolulu Hawaii, U.S.A.
  88. H.Koga, H.Yamamoto, and N.Yamaguchi, "Asymptotic Properties on Codeword Length Distribution of Optimal FV Codes for General Sources", IEEE-ISIT2000, June 25 - 30, 2000, Sorrent, Italy
  89. 1995-1999

  90. H.Koga, H.Yamamoto, and N.Yamaguchi, "Asymptotic Properties on Codeword Length Distribution of FV Codes for General Sources", IEEE-ITW'99, June 27 - July 1, 1999, Metsovo, Greece
  91. M.Arimura and H.Yamamoto, "Almost Sure Covergence of Coding Theorem for Block Sorting Data Compression Algorithm", ISITA'98, Oct. 14-16, 1998, Mexico City, Mexico
  92. H.Yamamoto, "New Recursive Universal Code of Positive Integers", IEEE-ISIT'98, August 16-21, 1998, Cambridge, MA, USA
  93. H.Koga and H.Yamamoto, "Coding Theorems for Secret-Key Authentication Systems", IEEE-ITW'98, 22-26 June, 1998, Killaney, Ireland
  94. H.Koga and H.Yamamoto, "Proposal of a Lattice-Based Secret Sharing Scheme for Color and Gray-Scale Images", JW-ISC'97, Oct. 26-28, 1997, Seoul, Koera
  95. H.Yamamoto , "Source Coding Theorem for an Extended Slepian-Wolf System with Two Interactive Decoders", IEEE-ISIT'97, June 29-July4, 1997, Ulm, Germany
  96. H.Koga and H.Yamamoto, "A Coding Theorem on Authentication Systems Based on Secret Key Cryptography", 7th Japan-Benelux WCIT, June 25-27, 1997, Eltville am Rheim, German
  97. N.Kunihiro and H.Yamamoto, "Extended Window Method for Addition-Subtraction Chain", 7th Japan-Benelux WCIT, June 25-27, 1997, Eltville am Rheim, German
  98. H.Yamamoto, "Source Coding Theory for a Triangular Communication System", 5th Japan-Benelux WCIT, Feb. 3-4, 1996, Hakone,Japan
  99. M.Arimura, H.Yamamoto and S.Arimoto, "A Bitplane Tree Weighting Method for Gray Scale Images", ISITA'96, Sep.17-20, 1996, Victoria, B.C, Canada
  100. H.Yamamoto, "Coding Theorem for the Protection of Parameter Estimation in Shannon Cipher System", JW-ISC '95, Jan.24-27, 1995, Inuyama, Aichi, Japan
  101. H.Yamamoto, "Rate-Distortion Theory for a Triangular Communication System", IEEE-ISIT'95, Sep.17-22, 1995, Whistler, British Columbia, Canada
  102. 1990-1994

  103. H.Fujiwara and H.Yamamoto, "A Convolutional Coded ARQ Scheme with Retransmission Criterion Based on an Estimated Decoding Error Rate for Time-Varying Channels", ISITA'94, Nov.20-24, 1994, Sydney, Australia
  104. H.Yamamoto and T.Itoh, "A Note on the Competitive Optimality of Source Codes", ISITA'94, Nov.20-24, 1994, Sydney, Australia
  105. H.Yamamoto, "Rate-Distortion Theory for the Shannon Cipher System", IEEE-ISIT'94, June 27-July 1, 1994, Trondhim, Norway
  106. H.Yamamoto and T.Itoh, "A Note the Competitive Optimality of Source Codes", 4th Japan-Benelux WCIT, June 22-24,1994, Eindhoven, Netherlands
  107. H.Yamamoto, "Rate-Distortion Theory for Shannon's Cipher System with a Noisy Channel", 1993 Japan-Korea JW-ISC,Oct.24-26,1993, Seul Korea
  108. H.Yamamoto, "Rate-Distortion Theory for Shannon's Cipher System", 1993 IEEE-ITW, June 4-8,1993, Susono-shi, Shizuoka, Japan
  109. H.Yamamoto, "Common Information of Two Correlated Random Variables", IEEE-ISIT'93,Jan.17-22, 1993, San Antorio, Texas, USA
  110. H.Yamamoto, "Coding Theorem for Shannon's Cipher System with Correlated Source Outputs", IEEE-ISIT'91, June 24-28, 1991, Budupest, Hungary
  111. H.Yamamoto, "Shannon's Cipher System with Correlated Source Outputs", ISITA'90, Nov.27-30, 1990, Hawaii, USA
  112. H.Yamamoto and H.Ochi, "A New Asymptotically Optimal Code of the Positive Integers", IEEE-ISIT'90, Jan.14-19, 1990, SanDiego, California, USA
  113. H.Yamamoto, "Coding Theory for Secret Sharing Communication Systems with Two Gaussian Wiretap Channels", IEEE-ISIT'90, Jan.14-19, 1990, SanDiego, California, USA
  114. -1989

  115. H.Yamamoto, "Coding Theorem for Secret Sharing Communication Systems with Two Noisy Channels", IEEE-ISIT'88, June 19-24, 1988, Kobe, Japan
  116. H.Yamamoto, "Minimum Achievable Distortion for Another Distortion Measure by Installing a Suitable Decoder in an Existing Communication System", IEEE-ISIT'83, Sep.26-30, 1983, st.Jovite Quebec, Canada