Research Output per year

## Fingerprint Dive into the research topics where Yoichi Nishiyama is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

- 2 Similar Profiles

Goodness of Fit Test
Mathematics

Martingale
Mathematics

Diffusion Process
Mathematics

Discrete Time Observations
Mathematics

Weak Convergence
Mathematics

Estimator
Mathematics

Empirical Process
Mathematics

Distribution-free Test
Mathematics

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## Research Output 1995 2017

- 133 Citations
- 6 h-Index
- 25 Article

## The l_{q} consistency of the Dantzig selector for Cox's proportional hazards model

Fujimori, K. & Nishiyama, Y., 2017 Feb 1, In : Journal of Statistical Planning and Inference. 181, p. 62-70 9 p.Research output: Contribution to journal › Article

Cox Proportional Hazards Model

Selector

Hazards

Partial Likelihood

Hessian matrix

## Moment convergence of Z-estimators

Negri, I. & Nishiyama, Y., 2016 Jul 16, (Accepted/In press) In : Statistical Inference for Stochastic Processes. p. 1-11 11 p.Research output: Contribution to journal › Article

M-estimator

Moment

Estimator

Cox Regression Model

Large Deviations

5
Citations
(Scopus)

## Z-process method for change point problems with applications to discretely observed diffusion processes

Negri, I. & Nishiyama, Y., 2016 Aug 27, (Accepted/In press) In : Statistical Methods and Applications. p. 1-20 20 p.Research output: Contribution to journal › Article

Change-point Problem

Diffusion Process

Brownian Bridge

Fisher Information Matrix

Function Estimation

2
Citations
(Scopus)

## On L^{2} space approach to change point problems

Tsukuda, K. & Nishiyama, Y., 2014, In : Journal of Statistical Planning and Inference. 149, p. 46-59 14 p.Research output: Contribution to journal › Article

Change-point Problem

Approach Space

Hilbert spaces

Statistics

Goodness of Fit Test

6
Citations
(Scopus)

## Asymptotically distribution free test for parameter change in a diffusion process model

Negri, I. & Nishiyama, Y., 2012 Oct, In : Annals of the Institute of Statistical Mathematics. 64, 5, p. 911-918 8 p.Research output: Contribution to journal › Article

Distribution-free Test

Diffusion Model

Diffusion Process

Process Model

Distribution-free