• 66 Citations
  • 3 h-Index
20132019
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Fingerprint Dive into the research topics where Shota Katayama is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

High-dimensional Data Mathematics
Covariance matrix Mathematics
High-dimensional Mathematics
Two-sample Test Mathematics
Linear regression Mathematics
Outlier Mathematics
Lasso Mathematics
Graphical Modeling Mathematics

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Research Output 2013 2019

  • 66 Citations
  • 3 h-Index
  • 8 Article
  • 1 Comment/debate
Random errors
Linear regression
Outlier
Regression
Estimator

Robust and sparse gaussian graphical modelling under cell-wise contamination

Katayama, S., Fujisawa, H. & Drton, M., 2018 Jan 1, In : Stat. 7, 1, e181.

Research output: Contribution to journalArticle

Graphical Modeling
Robust Methods
Contamination
Conditional Independence
Cell
2 Citations (Scopus)

Sparse and robust linear regression: An optimization algorithm and its statistical properties

Katayama, S. & Fujisawa, H., 2017 Jul 1, In : Statistica Sinica. 27, 3, p. 1243-1264 22 p.

Research output: Contribution to journalArticle

Linear regression
Statistical property
Outlier
Optimization Algorithm
Penalty
4 Citations (Scopus)

A new test on high-dimensional mean vector without any assumption on population covariance matrix

Katayama, S. & Kano, Y., 2014 Dec 17, In : Communications in Statistics - Theory and Methods. 43, 24, p. 5290-5304 15 p.

Research output: Contribution to journalArticle

Covariance matrix
High-dimensional
High-dimensional Data
Equality
Model
1 Citation (Scopus)

High-dimensional mean estimation via ℓ1 penalized normal likelihood

Katayama, S., 2014 Jan 1, In : Journal of Multivariate Analysis. 130, p. 90-106 17 p.

Research output: Contribution to journalArticle

Open Access
Covariance matrix
Likelihood
High-dimensional
Thresholding
Estimator