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2008 Fiscal Year Final Research Report

Analysis of encoding dynamics for lossy compression based on low-density parity-check codes

Research Project

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Project/Area Number 18700230
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Sensitivity informatics/Soft computing
Research InstitutionHiroshima City University

Principal Investigator

MIMURA Kazushi  Hiroshima City University, 大学院・情報科学研究科, 准教授 (40353297)

Project Period (FY) 2006 – 2008
Keywords有歪圧縮 / 情報統計力学 / 経路積分法 / レプリカ法
Research Abstract

低密度パリティ検査符号に基づく有歪データ圧縮の符号化について性能評価を行った.復号に用いる疎行列の構成の方法がどのように性能に影響を及ぼすかなどを解析した.ダイナミクスの研究のための理論である経路積分法を拡張した.関連の深い誤り訂正符号である低密度生成行列符号の反復法に基づく復号アルゴリズムの性能評価など,その他の関連研究についても研究を行った.

  • Research Products

    (10 results)

All 2009 2008 2007 2006

All Journal Article (5 results) Presentation (5 results)

  • [Journal Article] Typical performance of irregular low-density generator-matrix codes for lossy compressiom2009

    • Author(s)
      K. Mimura
    • Journal Title

      Jonrnal Physics A : Mathematical and theoretical vol. 42, no. 13

      Pages: 11

  • [Journal Article] Parallel dynamics of continuous Hopfield model revisited2009

    • Author(s)
      K. Mimura
    • Journal Title

      Journal of the Physical Society of Japan 78

      Pages: 4

  • [Journal Article] Statistical mechanics of lossy compression for nonmonotonic multilayer perceptrons2008

    • Author(s)
      F. Cousseau, K. Mimura, T. Omori, M Okada
    • Journal Title

      Physical Review E 78

      Pages: 021124

  • [Journal Article] Statistical mechanics of lossy compression using multilayer perceptrons2006

    • Author(s)
      K. Mimura, M. Okada
    • Journal Title

      Physical Review E 74

      Pages: 026108,11

  • [Journal Article] ニューラルネツトワーク理輪と符号2006

    • Author(s)
      三村和史
    • Journal Title

      日本神経回路学会誌 vol. 13, no.1

      Pages: 19-27

  • [Presentation] to be published in Proceedings of the 2009 IEEE International Symposium on information Theory2009

    • Author(s)
      K. Mimura & A. C. C. Coolen
    • Organizer
      ISIT2009
    • Place of Presentation
      seoul, Korea
    • Year and Date
      20090000
  • [Presentation] Proceeding of the 2008 IEEE International Symposium on Information Theory and its Applications2008

    • Author(s)
      K. Mimura
    • Organizer
      ISITA2008
    • Place of Presentation
      Auckland, New Zealand
    • Year and Date
      20080000
  • [Presentation] Proceedings of the 2008 IEEE International Symposium on Information Theory2008

    • Author(s)
      F. Cousseau, K. Mimura & M. Okad
    • Organizer
      ISIT2008
    • Place of Presentation
      Toronto, Canada
    • Year and Date
      20080000
  • [Presentation] Proceedings of the 2007 IEEE International Symposium on Information Theory2007

    • Author(s)
      K. Mimura & M. Okada
    • Organizer
      ISIT2007
    • Place of Presentation
      Nice, France
    • Year and Date
      20070000
  • [Presentation] Proceedings of the2006 IEEE International Symposium on Information Theory2006

    • Author(s)
      K. Mimura & M. Okada
    • Organizer
      ISIT2006
    • Place of Presentation
      Seattle, US
    • Year and Date
      20060000

URL: 

Published: 2010-06-10   Modified: 2016-04-21  

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