Efficient data compression schemes for sensor networks

2008 Fiscal Year Final Research Report

• Project/Area Number: 19860051
• Research Category: Grant-in-Aid for Young Scientists (Start-up)
• Allocation Type: Single-year Grants
• Research Field: Communication/Network engineering
• Research Institution: Wakayama University
• Principal Investigator: SHIGEAKI Kuzuoka Wakayama University, システム工学部, 助教 (60452538)
• Project Period (FY): 2007 – 2008
• Keywords: 多端子データ圧縮 / 線形符号 / 補助情報を用いた符号化

Research Abstract

補助情報が存在する場合のデータ圧縮問題に対して, 線形符号を用いて効率的な符号化法を実現するための研究に取り組んだ.本研究では, 従来研究の成果を拡張することで, より現実のセンサネットワークの環境に近い理論モデルの下でも, LDPC符号を利用して最適な符号化法を実現できることを明らかにした.

Research Products

• [Journal Article] On the suboptimality of linear lossy codes (2008)
  • Author(s): S. Kuzuoka
  • Journal Title: IEICE Trans. Fundamentals vol.E91-A, no.10 Pages: 2868-2869
  • Peer Reviewed
• [Journal Article] An application of linear codes to the problem of source coding with partial side information (2008)
  • Author(s): S. Kuzuoka
  • Journal Title: IEICE Trans. Fundamentals vol.E91-A, no.8 Pages: 2151-2158
  • Peer Reviewed
• [Presentation] An application of linear codes to Slepian-Wolf coding of individual sequences (2008)
  • Author(s): S. Kuzuoka
  • Organizer: in Proc. Of 2008 International Symposium on Information Theory and its Applications (ISITA2008)
  • Place of Presentation: Auckland, New Zealand
  • Year and Date: 20081207-10
• [Presentation] Universal coding for lossy complementary delivery problem (2008)
  • Author(s): S. Kuzuoka, A. Kimura, and T. Uyematsu
  • Organizer: in Proc. Of 2008 IEEE International Symposium on Information Theory (ISIT2008)
  • Place of Presentation: Toronto, Ontario, Canada
  • Year and Date: 20080706-11