Hisayuki Tsukuma

According to our database, Hisayuki Tsukuma authored at least 11 papers between 2009 and 2017.

Collaborative distances:

• Dijkstra number of six.
• Erdős number of six.

2017

Proper Bayes and minimax predictive densities related to estimation of a normal mean matrix.

Hisayuki Tsukuma, Tatsuya Kubokawa

J. Multivar. Anal., 2017

2016

Unified improvements in estimation of a normal covariance matrix in high and low dimensions.

Hisayuki Tsukuma, Tatsuya Kubokawa

J. Multivar. Anal., 2016

Estimation of a high-dimensional covariance matrix with the Stein loss.

Hisayuki Tsukuma

J. Multivar. Anal., 2016

Minimax estimation of a normal covariance matrix with the partial Iwasawa decomposition.

Hisayuki Tsukuma

J. Multivar. Anal., 2016

2015

Estimation of the mean vector in a singular multivariate normal distribution.

Hisayuki Tsukuma, Tatsuya Kubokawa

J. Multivar. Anal., 2015

A unified approach to estimating a normal mean matrix in high and low dimensions.

Hisayuki Tsukuma, Tatsuya Kubokawa

J. Multivar. Anal., 2015

2014

Bayesian estimation of a bounded precision matrix.

Hisayuki Tsukuma

J. Multivar. Anal., 2014

Minimax covariance estimation using commutator subgroup of lower triangular matrices.

Hisayuki Tsukuma

J. Multivar. Anal., 2014

2011

Modifying estimators of ordered positive parameters under the Stein loss.

Hisayuki Tsukuma, Tatsuya Kubokawa

J. Multivar. Anal., 2011

2010

Shrinkage priors for Bayesian estimation of the mean matrix in an elliptically contoured distribution.

Hisayuki Tsukuma

J. Multivar. Anal., 2010

2009

Generalized Bayes minimax estimation of the normal mean matrix with unknown covariance matrix.

Hisayuki Tsukuma

J. Multivar. Anal., 2009