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Structures of empirical probability spaces associated with convex games

Research Project

Project/Area Number 15K13459
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Foundations of mathematics/Applied mathematics
Research InstitutionOsaka University

Principal Investigator

Fujiwara Akio  大阪大学, 理学研究科, 教授 (30251359)

Project Period (FY) 2015-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥3,120,000 (Direct Cost: ¥2,400,000、Indirect Cost: ¥720,000)
Fiscal Year 2017: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2016: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2015: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Keywords経験確率 / 凸性 / 情報幾何学 / 量子情報 / 同時凸性 / 単調性 / 情報幾何 / 凸ゲーム / 意見収斂
Outline of Final Research Achievements

Aiming at establishing empirical probability structure and/or information geometrical structure associated with convex games, we studied the following: 1) metric structure and dualistic affine connection structure induced from the Sandwiched quantum Renyi α-divergence are studied, 2) Chentsov's characterization is complemented to clarify the structure of Markov invariant (r,s) tensor fields.

Report

(4 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • 2015 Research-status Report
  • Research Products

    (2 results)

All 2017 2016

All Journal Article (1 results) (of which Peer Reviewed: 1 results,  Acknowledgement Compliant: 1 results) Presentation (1 results) (of which Int'l Joint Research: 1 results)

  • [Journal Article] Information geometry of sandwiched Renyi α-divergence2017

    • Author(s)
      Kaito Takahashi and Akio Fujiwara
    • Journal Title

      Journal of Physics A: Mathematical and Theoretical

      Volume: 50 Issue: 16 Pages: 165301-165301

    • DOI

      10.1088/1751-8121/aa6326

    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Presentation] Information geometry of sandwiched Renyi α-divergence2016

    • Author(s)
      Akio Fujiwara
    • Organizer
      Information Geometry and its Applications IV
    • Place of Presentation
      Liblice, Czech Republic
    • Year and Date
      2016-06-12
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research

URL: 

Published: 2015-04-16   Modified: 2019-03-29  

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