Constructing and advocating distributed coding-based systems for adaptive measurement and communications

2008 Fiscal Year Self-evaluation Report

• Project/Area Number: 18079015
• Research Category: Grant-in-Aid for Scientific Research on Priority Areas
• Allocation Type: Single-year Grants
• Review Section: Science and Engineering
• Research Institution: NTT Communication Science Laboratories
• Principal Investigator: MURAYAMA Tatsuto NTT Communication Science Laboratories, NTTコミュニケーション科学基礎研究所, 社員(研究員) (80360650)
• Project Period (FY): 2006 – 2009
• Keywords: 計測工学 / 情報システム / 数理工学 / 統計力学 / ネットワーク

Research Abstract

(1) 本研究では,計測ノイズが存在し,かつネットワークの全データ転送率が一定になるという現実的制約のもと,センサーネットワークに内在する情報理論的「トレード・オフ」をシステム科学的立場で分析する.
(2) そして,これら外部要因に対する最適応答としてシステムの分散化レベルを適応的に決定するための汎用公式を導出する.

Research Products

• [Journal Article] センシングと符号化の統計力学 (2009)
  • Author(s): 村山立人
  • Journal Title: 統計数理(採択)
  • Peer Reviewed
• [Journal Article] Statistical mechanics of sensing and communications: Insights and techniques (2007)
  • Author(s): Tatsuto Murayama, Peter Davis
  • Journal Title: Journal of Physics: Conference Series 95(peer-reviewed) Pages: 012010
• [Presentation] On the Scaling Properties of Rate Distortion Codes in Sensor Networks (2007)
  • Author(s): Tatsuto Murayama
  • Organizer: Statistical physics and its applications to complex problems in communication
  • Place of Presentation: Israel(invited)
  • Year and Date: 20070000
• [Presentation] Large-scale Sensor Networks as Collective and Frustrated Systems (2007)
  • Author(s): Tatsuto Murayama, Peter Davis
  • Organizer: The First IEEE Symposium on Foundation of Computational Intelligence, 2007
  • Place of Presentation: Honolulu, peer-reviewed
  • Year and Date: 20070000
• [Presentation] A Scaling Theory for Distributed Sparse Matrix Coding in the CEO Problem (2006)
  • Author(s): Tatsuto Murayama, Peter Davis
  • Organizer: Proceedings of the 2006 IEEE International Symposium on Information Theory, 2428
  • Place of Presentation: peer-reviewed
  • Year and Date: 20060000
• [Remarks]
  • URL: http://www.kecl.ntt.co.jp/as/members/murayama/