Ken-ichiro MORIDOMI


Tighter Generalization Bounds for Matrix Completion Via Factorization Into Constrained Matrices
Ken-ichiro MORIDOMI Kohei HATANO Eiji TAKIMOTO 
Publication:   
Publication Date: 2018/08/01
Vol. E101-D  No. 8  pp. 1997-2004
Type of Manuscript:  PAPER
Category: Fundamentals of Information Systems
Keyword: 
matrix completionnon-negative matrix factorizationcollaborative filteringRademacher complexitygeneralization error bound
 Summary | Full Text:PDF(394.1KB)

Online Linear Optimization with the Log-Determinant Regularizer
Ken-ichiro MORIDOMI Kohei HATANO Eiji TAKIMOTO 
Publication:   
Publication Date: 2018/06/01
Vol. E101-D  No. 6  pp. 1511-1520
Type of Manuscript:  PAPER
Category: Fundamentals of Information Systems
Keyword: 
online matrix predictionlog-determinantonline collaborative filtering
 Summary | Full Text:PDF(402KB)