Nobuhiko HIRUMA


Real-Time Distant Sound Source Suppression Using Spectral Phase Difference
Kazuhiro MURAKAMI Arata KAWAMURA Yoh-ichi FUJISAKA Nobuhiko HIRUMA Youji IIGUNI 
Publication:   
Publication Date: 2021/03/01
Vol. E104-A  No. 3  pp. 604-612
Type of Manuscript:  PAPER
Category: Engineering Acoustics
Keyword: 
blind source separationtwo-channelphase differencesingle voice activityreal-time
 Summary | Full Text:PDF(4.9MB)

A New Formula to Compute the NLMS Algorithm at a Computational Complexity of O(2N)
Kiyoshi NISHIYAMA Masahiro SUNOHARA Nobuhiko HIRUMA 
Publication:   
Publication Date: 2019/11/01
Vol. E102-A  No. 11  pp. 1545-1549
Type of Manuscript:  LETTER
Category: Digital Signal Processing
Keyword: 
NLMS algorithmLMS algorithmadaptive filterH filterfast H filtersystem identification
 Summary | Full Text:PDF(582KB)