Masahiro YUKAWA


Online Model-Selection and Learning for Nonlinear Estimation Based on Multikernel Adaptive Filtering
Osamu TODA Masahiro YUKAWA 
Publication:   
Publication Date: 2017/01/01
Vol. E100-A  No. 1  pp. 236-250
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
adaptive filterreproducing kernelsproximity operatorconvex projection
 Summary | Full Text:PDF(1.6MB)

An Efficient Adaptive Filtering Scheme Based on Combining Multiple Metrics
Osamu TODA Masahiro YUKAWA Shigenobu SASAKI Hisakazu KIKUCHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/03/01
Vol. E97-A  No. 3  pp. 800-808
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
adaptive filterproportionate NLMStransform domain adaptive filtermetric projection
 Summary | Full Text:PDF(1.6MB)

Image Restoration with Multiple DirLOTs
Natsuki AIZAWA Shogo MURAMATSU Masahiro YUKAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/10/01
Vol. E96-A  No. 10  pp. 1954-1961
Type of Manuscript:  Special Section PAPER (Special Section on Sparsity-aware Signal Processing)
Category: 
Keyword: 
DirLOTdeblurringsuper-resolutioninpaintingiterative-shrinkage/thresholding algorithm (ISTA)multi-directional dictionary
 Summary | Full Text:PDF(3MB)

A Fast Stochastic Gradient Algorithm: Maximal Use of Sparsification Benefits under Computational Constraints
Masahiro YUKAWA Wolfgang UTSCHICK 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/02/01
Vol. E93-A  No. 2  pp. 467-475
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
adaptive filterstochastic gradient algorithmproportionate adaptive filtering
 Summary | Full Text:PDF(556.1KB)

Multi-Domain Adaptive Learning Based on Feasibility Splitting and Adaptive Projected Subgradient Method
Masahiro YUKAWA Konstantinos SLAVAKIS Isao YAMADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/02/01
Vol. E93-A  No. 2  pp. 456-466
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
adaptive algorithmconvex projectionprojected gradient methodconvex feasibility problem
 Summary | Full Text:PDF(339.5KB)

An Efficient Distributed Power Control for Infeasible Downlink Scenarios--Global-Local Fixed-Point-Approximation Technique
Noriyuki TAKAHASHI Masahiro YUKAWA Isao YAMADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/08/01
Vol. E89-A  No. 8  pp. 2107-2118
Type of Manuscript:  Special Section PAPER (Special Section on Papers Selected from the 20th Symposium on Signal Processing)
Category: 
Keyword: 
global-local fixed-point-approximation techniquebottleneck removal criteriondistributed power controlinfeasible scenarios
 Summary | Full Text:PDF(435.7KB)

Efficient Blind MAI Suppression in DS/CDMA Systems by Embedded Constraint Parallel Projection Techniques
Masahiro YUKAWA Renato L.G. CAVALCANTE Isao YAMADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/08/01
Vol. E88-A  No. 8  pp. 2062-2071
Type of Manuscript:  Special Section PAPER (Special Section on Papers Selected from the 19th Symposium on Signal Processing)
Category: Digital Signal Processing
Keyword: 
blind MAI suppressionDS/CDMA systemlinearly constrained algorithmsadaptive projected subgradient method
 Summary | Full Text:PDF(960.2KB)

Efficient Adaptive Stereo Echo Canceling Schemes Based on Simultaneous Use of Multiple State Data
Masahiro YUKAWA Isao YAMADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/08/01
Vol. E87-A  No. 8  pp. 1949-1957
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: Speech/Acoustic Signal Processing
Keyword: 
stereo echo canceleradaptive filteringadaptive projected subgradient method
 Summary | Full Text:PDF(465.3KB)