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2011 Fiscal Year Final Research Report

Statistical Applications of metric entropy methods

Research Project

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Project/Area Number 21540157
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field General mathematics (including Probability theory/Statistical mathematics)
Research InstitutionThe Institute of Statistical Mathematics

Principal Investigator

NISHIYAMA Yoichi  統計数理研究所, 数理・推論研究系, 准教授 (90270412)

Project Period (FY) 2009 – 2011
Keywordsマルチンゲール / メトリック・エントロピー / 弱収束 / 適合度検定
Research Abstract

In mathematical models to describe some data which is varying from time to time, the problem to check if the model fits the data or not is called" goodness-of. fit test". Usually, the test statistics for such problems do not have an explicite expression. However, when the observation time period is long, the distribution of such a test can be approximated by a functional of standard Brownian motions. Such a situation is called "asymptotically distribution free". One of the main results in this research project is to have succeeded in constructing such test statistics in various statistical models.

  • Research Products

    (21 results)

All 2011 2010 2009 Other

All Journal Article (10 results) (of which Peer Reviewed: 10 results) Presentation (9 results) Book (1 results) Remarks (1 results)

  • [Journal Article] On Z-estimation by rounded data2011

    • Author(s)
      Nishiyama, Y.
    • Journal Title

      J. Statist. Plann. Inference

      Volume: Vol.141 Pages: 287-292

    • Peer Reviewed
  • [Journal Article] Goodness of fit test for small diffusions by discrete time observations2011

    • Author(s)
      Negri, I. and Nishiyama, Y.
    • Volume
      Vol.63
    • Pages
      211-225
    • Peer Reviewed
  • [Journal Article] Impossibility of weak convergence of kernel density estimators to a non-degenerate law in L_2(R^d)2011

    • Author(s)
      Nishiyama, Y.
    • Journal Title

      J. Nonparametr. Statist

      Volume: Vol.23 Pages: 129-135

    • Peer Reviewed
  • [Journal Article] Moment convergence of M-estimators2010

    • Author(s)
      Nishiyama, Y.
    • Journal Title

      Statist. Neerlandica

      Volume: Vol.64 Pages: 505-507

    • Peer Reviewed
  • [Journal Article] Goodness-of-fit test for a nonlinear times series2009

    • Author(s)
      Nishiyama, Y.
    • Journal Title

      J. Time Ser. Anal

      Volume: Vol.30 Pages: 674-681

    • Peer Reviewed
  • [Journal Article] Two sample problem for rounded data2009

    • Author(s)
      Nishiyama, Y.
    • Journal Title

      J. Japan Statist. Soc

      Volume: Vol.39 Pages: 233-238

    • Peer Reviewed
  • [Journal Article] Goodness of fit test for ergodic diffusions by tick time sample scheme2009

    • Author(s)
      Negri, I. and Nishiyama, Y.
    • Journal Title

      Statist. Inference Stoch. Process

      Volume: Vol.13 Pages: 81-95

    • Peer Reviewed
  • [Journal Article] Goodness-of-fit test for ergodic fiffusions by discrete-time observations : an innovation martingale approach

    • Author(s)
      Masuda, H., Negri, I. and Nishiyama, Y.
    • Journal Title

      J. Nonparametr. Statist

      Volume: Vol.23 Pages: 237-254

    • Peer Reviewed
  • [Journal Article] A rank statistic for non-parametric k-sample and change point problems

    • Author(s)
      Nishiyama, Y.
    • Journal Title

      J. Japan Statisti. Soc

      Volume: Vol.41 Pages: 67-73

    • Peer Reviewed
  • [Journal Article] Estimation for the invariant law of an ergodic diffusion process based on high-frequency data

    • Author(s)
      Nishiyama, Y.
    • Journal Title

      J. Nonparametr. Statist

      Volume: Vol.23 Pages: 909-915

    • Peer Reviewed
  • [Presentation] Semiparametric estimation for stochastic processes

    • Author(s)
      西山陽一
    • Organizer
      2009年度統計関連学会連合大会
  • [Presentation] Donsker's theorem for discretized data

    • Author(s)
      西山陽一
    • Organizer
      2009年度統計関連学会連合大会
  • [Presentation] ISI-ISM-ISSAS Joint Conference on Statistics and Probability

    • Author(s)
      Nishiyama, Y.
    • Organizer
      Asymptotic theory of Z-estimators for stochastic processes with applications to ergodic diffusions and time series
  • [Presentation] Entropy methods and martingales, with applications to statistics

    • Author(s)
      西山陽一
    • Organizer
      第4回日本統計学会春季集会
  • [Presentation] ヒルベルト空間におけるマルチンゲール中心極限定理とその応用

    • Author(s)
      西山陽一
    • Organizer
      2010年度統計関連学会連合大会
  • [Presentation] 局所時間に基づくストレス解放モデルの統計的推測

    • Author(s)
      藤井孝之・西山陽一
    • Organizer
      2011年度統計関連学会連合大会
  • [Presentation] Asymptotically distribution free test for parameter change in a diffusion process

    • Author(s)
      Negri, I. and Nishiyama, Y.
    • Organizer
      2011年度統計関連学会連合大会
  • [Presentation] Adaptive semiparametric Bayes estimation

    • Author(s)
      西山陽一
    • Organizer
      2011年度統計関連学会連合大会
  • [Presentation] Adaptive estimation for diffusion processes

    • Author(s)
      Nishiyama, Y.
    • Organizer
      Joint Meeting of the 2011 Taipei International Statistical Symposimu and 7^<th> Conference of the Asia Regional Section of the IASC
  • [Book] マルチンゲール理論による統計解析

    • Author(s)
      西山陽一
    • Publisher
      近代科学社
  • [Remarks]

    • URL

      http://www.ism.ac.jp/~nisiyama/

URL: 

Published: 2013-07-31  

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