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Development of Adaptive Source Coding Scheme Using Stochastic Model Based on Antidictionary for Synchronization Error Resilience

Research Project

Project/Area Number 19560370
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Communication/Network engineering
Research InstitutionThe University of Electro-Communications

Principal Investigator

HIROYOSHI Morita  The University of Electro-Communications, 大学院・情報システム学研究科, 教授 (80166420)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,640,000 (Direct Cost: ¥2,800,000、Indirect Cost: ¥840,000)
Fiscal Year 2008: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2007: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Keywordsデータ圧縮 / 反辞書 / 極小禁止系列 / 接尾辞木生成算法 / 極小標止系列
Research Abstract

反辞書とは,情報記号列において,その記号列には出現しない極小禁止部分記号列全体の集まりをいう. 従来研究では,反辞書で扱えるアルファベットは,2値に限られていたが,本研究において,一般の多値アルファベットも扱えるように拡張し,適応算術符号化の確率モデルとして利用するなど,反辞書符号化法の適用範囲を広げた. さらに,反辞書と辞書の対応関係から接尾辞木の上で反辞書法の動作を実現することによって,符号化・復号化処理時間を情報記号列の長さに比例するまでに高速化した.

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (19 results)

All 2009 2008 2007

All Journal Article (9 results) (of which Peer Reviewed: 2 results) Presentation (10 results)

  • [Journal Article] On-line Electrocardiogram Lossless Compression Using Antidictionary-Based Methods2009

    • Author(s)
      Takahiro Ota and Hiroyoshi Morita
    • Journal Title

      Electrical Proc. of Third International Symposium on Medical Information and Communication Technologies, Feb.25, 11:30-1145, Montreal, Canada, Feb.24-Feb.27

    • Related Report
      2008 Final Research Report
  • [Journal Article] "On the Sliding Window Variations of Antidictionary Data Compression Using Dynamic Suffix Trees," Proc2008

    • Author(s)
      Takahiro Ota and Hiroyoshi Morita
    • Journal Title

      of International Symposium on Information Theory and its Applications, Auckland, New Zealand, Dec.7-Dec.10

      Pages: 1105-1110

    • Related Report
      2008 Final Research Report
  • [Journal Article] On the Electrocardiogram Lossless Data Compression Using Almost Antidictionaries2008

    • Author(s)
      Takahiro Ota and Hiroyoshi Morita
    • Journal Title

      長野県工科短期大学校紀要 Vol.11

      Pages: 21-27

    • Related Report
      2008 Final Research Report
  • [Journal Article] On the Sliding Window Variations of Antidictionary Data Compression Using Dynamic Suffix Trees2008

    • Author(s)
      Takahiro Ota, Hiroyoshi Morita
    • Journal Title

      Proc. of Int. Symp. on Inform. Theory and its App. (ISITA2008)

      Pages: 1105-1110

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] スライド窓を用いた反辞書データ圧縮法2008

    • Author(s)
      太田隆博, 森田啓義
    • Journal Title

      信学技報 IT2007-68

      Pages: 127-132

    • NAID

      110006885288

    • Related Report
      2008 Annual Research Report
  • [Journal Article] 定常エルゴート情報源に対する極小禁止語の長さ2008

    • Author(s)
      太田隆博, 森田啓義
    • Journal Title

      情報理論とその応用シンポジウム予稿集

      Pages: 688-691

    • Related Report
      2008 Annual Research Report
  • [Journal Article] On the Construction of an antidictionary with Linear Complexity Using the Suffix Tree2007

    • Author(s)
      Takahiro Ota and Hiroyoshi Morita
    • Journal Title

      IEICE Trans. on Fundamentals Vol.E90-A, no.11

      Pages: 2533-2539

    • Related Report
      2008 Final Research Report
  • [Journal Article] "On the On-line Arithmetic Coding Based on Antidictionaries with Linear Complexity," Proc2007

    • Author(s)
      Takahiro Ota and Hiroyoshi Morita
    • Journal Title

      of 2007 International Symposium on Information Theory, Nice, France, June 24-June 29

      Pages: 86-90

    • Related Report
      2008 Final Research Report
  • [Journal Article] On the Construction of an Antidictionary with Linear Complexity Using the Suffix Tree2007

    • Author(s)
      Ota, T. and Morita, H.
    • Journal Title

      IEICE Trans. Fundamentals E90-A

      Pages: 2533-2539

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] On-line Electrocardiogram Lossless Compression Using Antidictionary-Based Methods2009

    • Author(s)
      Takahiro Ota, Hiroyoshi Morita
    • Organizer
      Proc. of Third Int. Symp. on Medical Inform. and Commun. Technologies
    • Place of Presentation
      カナダ・モントリオール
    • Year and Date
      2009-02-25
    • Related Report
      2008 Annual Research Report
  • [Presentation] 長さ制限のある極小禁止語を用いた動的な反辞書データ圧縮法2009

    • Author(s)
      太田隆博, 森田啓義
    • Organizer
      信学技報(IT2008-99)
    • Place of Presentation
      函館, 北海道
    • Related Report
      2008 Final Research Report
  • [Presentation] On the Antidictionary-Based Data Compression and its Applications-On-line Electrocardiogram Lossless Compression-2008

    • Author(s)
      Takahiro Ota and Hiroyoshi Morita
    • Organizer
      2008長野県工科短期大学校研究成果発表会講演論文集
    • Place of Presentation
      上田,長野
    • Year and Date
      2008-11-26
    • Related Report
      2008 Final Research Report
  • [Presentation] エントロピーレートを達成する実際的な情報源符号について-算術符号の確率モデルに関する最近の話題を中心に-2008

    • Author(s)
      森田啓義
    • Organizer
      信学技報(IT2008-41)(招待講演)
    • Place of Presentation
      鬼怒川,栃木
    • Year and Date
      2008-10-07
    • Related Report
      2008 Final Research Report
  • [Presentation] 定常エルゴード情報源に対する極小禁止語の長さ2008

    • Author(s)
      太田隆博, 森田啓義
    • Organizer
      第31回情報理論とその応用シンポジウム予稿集
    • Place of Presentation
      鬼怒川,栃木
    • Related Report
      2008 Final Research Report
  • [Presentation] スライド窓を用いた反辞書データ圧縮法2008

    • Author(s)
      太田隆博, 森田啓義
    • Organizer
      信学技報(IT2007-68)
    • Place of Presentation
      調布, 東京
    • Related Report
      2008 Final Research Report
  • [Presentation] 反辞書木を用いた分岐予測手法2007

    • Author(s)
      西新幹彦, 森田啓義, 太田隆博
    • Organizer
      信学技報(CAS2007-38)
    • Place of Presentation
      世田谷, 東京
    • Year and Date
      2007-10-18
    • Related Report
      2008 Final Research Report
  • [Presentation] On the On-line Arithmetic Coding Based on Antidictionarie with Linear Complexity2007

    • Author(s)
      Ota, T. and Morita, H.
    • Organizer
      IEEE Proc. Of the 2007 IEEE International Symposium of Information Theory
    • Place of Presentation
      Nice, France
    • Year and Date
      2007-06-30
    • Related Report
      2007 Annual Research Report
  • [Presentation] Suffix arrayを利用した動的な反辞書生成2007

    • Author(s)
      深江裕忠,森田啓義
    • Organizer
      第30回情報理論とその応用シンポジウム予稿集
    • Place of Presentation
      賢島, 三重
    • Related Report
      2008 Final Research Report
  • [Presentation] 反辞書による適応型データ圧縮法のモデリング2007

    • Author(s)
      太田隆博,森田啓義
    • Organizer
      第30回情報理論とその応用シンポジウム予稿集
    • Place of Presentation
      賢島, 三重
    • Related Report
      2008 Final Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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