Isao YAMADA


Nonlinear Acoustic Echo Cancellation by Exact-Online Adaptive Alternating Minimization
Hiroki KURODA Masao YAMAGISHI Isao YAMADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/11/01
Vol. E99-A  No. 11  pp. 2027-2036
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
nonlinear acoustic echo cancellationadaptive learningalternating minimizationpiecewise quadratic optimization
 Summary | Full Text:PDF(2.4MB)

Tracking Analysis of Adaptive Filters with Error and Matrix Data Nonlinearities
Wemer M. WEE Isao YAMADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/08/01
Vol. E97-A  No. 8  pp. 1659-1673
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
adaptive filterenergy-conservationerror nonlinearitydata normalizationmatrix data nonlinearitytracking analysistransient analysissteady-state analysis
 Summary | Full Text:PDF(2MB)

Tracking Analysis of Adaptive Filters with Data Normalization and Error Nonlinearities
WemerM. WEE Isao YAMADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/11/01
Vol. E96-A  No. 11  pp. 2198-2208
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
adaptive filterenergy-conservationerror nonlinearitydata normalizationtracking analysistransient analysissteady-state analysis
 Summary | Full Text:PDF(1.3MB)

Exploiting Group Sparsity in Nonlinear Acoustic Echo Cancellation by Adaptive Proximal Forward-Backward Splitting
Hiroki KURODA Shunsuke ONO Masao YAMAGISHI Isao YAMADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/10/01
Vol. E96-A  No. 10  pp. 1918-1927
Type of Manuscript:  Special Section PAPER (Special Section on Sparsity-aware Signal Processing)
Category: 
Keyword: 
group sparsitynonlinear acoustic echo cancellation (NLAEC)adaptive Volterra filterweighted group l1 normadaptive proximal forward-backward splitting (APFBS)
 Summary | Full Text:PDF(1.7MB)

Image Recovery by Decomposition with Component-Wise Regularization
Shunsuke ONO Takamichi MIYATA Isao YAMADA Katsunori YAMAOKA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/12/01
Vol. E95-A  No. 12  pp. 2470-2478
Type of Manuscript:  PAPER
Category: Image
Keyword: 
image recoverydecompositionregularizationsparsityconvex optimizationalternating direction method of multipliers (ADMM)
 Summary | Full Text:PDF(1.9MB)

FOREWORD
Isao YAMADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/08/01
Vol. E94-A  No. 8  pp. 1617-1617
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(96.8KB)

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)

A Deep Monotone Approximation Operator Based on the Best Quadratic Lower Bound of Convex Functions
Masao YAMAGISHI Isao YAMADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/08/01
Vol. E91-A  No. 8  pp. 1858-1866
Type of Manuscript:  Special Section PAPER (Special Section on Signal Processing)
Category: 
Keyword: 
monotone approximationattracting mappingsubgradient projectionconvex feasibility problemadaptive filtering
 Summary | Full Text:PDF(299.3KB)

An Efficient Adaptive Minor Subspace Extraction Using Exact Nested Orthogonal Complement Structure
Masaki MISONO Isao YAMADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/08/01
Vol. E91-A  No. 8  pp. 1867-1874
Type of Manuscript:  Special Section PAPER (Special Section on Signal Processing)
Category: 
Keyword: 
adaptive minor subspace extractionnested orthogonal complement subspacesmodified Oja-Xu MCA learning
 Summary | Full Text:PDF(497.6KB)

An Edge-Preserving Super-Precision for Simultaneous Enhancement of Spacial and Grayscale Resolutions
Hiroshi HASEGAWA Toshinori OHTSUKA Isao YAMADA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/02/01
Vol. E91-A  No. 2  pp. 673-681
Type of Manuscript:  PAPER
Category: Image
Keyword: 
super-resolutionHuber functiontotal variationset-theoretic approachouter approximationhybrid steepest descent method
 Summary | Full Text:PDF(2MB)

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)

An Iterative MPEG Super-Resolution with an Outer Approximation of Framewise Quantization Constraint
Hiroshi HASEGAWA Toshiyuki ONO Isao YAMADA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/09/01
Vol. E88-A  No. 9  pp. 2427-2435
Type of Manuscript:  PAPER
Category: Image
Keyword: 
super-resolutionMPEG videoset-theoretic approachouter approximationadaptive projected subgradient method
 Summary | Full Text:PDF(885.3KB)

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)

A Fast Blind Multiple Access Interference Reduction in DS/CDMA Systems Based on Adaptive Projected Subgradient Method
Renato L. G. CAVALCANTE Isao YAMADA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/08/01
Vol. E87-A  No. 8  pp. 1973-1980
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: Signal Processing for Communications
Keyword: 
DS/CDMAmultiple access interference (MAI)adaptive projected subgradient methodinterference suppressionblind detection
 Summary | Full Text:PDF(459.1KB)

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)

Discrete Time-Frequency Projection Filtering Based on an Alias-Free Discrete Time-Frequency Analysis
Hiroshi HASEGAWA Isao YAMADA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/06/01
Vol. E87-A  No. 6  pp. 1537-1545
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
time-frequency analysisCohen's classdiscrete time and frequencylinear time-varying filtering
 Summary | Full Text:PDF(671.8KB)

Convex Feasibility Problem with Prioritized Hard Constraints--Double Layered Projected Gradient Method
Nobuhiko OGURA Isao YAMADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/04/01
Vol. E87-A  No. 4  pp. 872-878
Type of Manuscript:  PAPER
Category: Numerical Analysis and Optimization
Keyword: 
convex projectionconvex feasibility problemhard constraintnonexpansive mappingfixed point theorem
 Summary | Full Text:PDF(238.1KB)

A Note on Robust Adaptive Volterra Filtering Based on Parallel Subgradient Projection Techniques
Isao YAMADA Takuya OKADA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/08/01
Vol. E86-A  No. 8  pp. 2065-2068
Type of Manuscript:  Special Section LETTER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
nonlinear identificationadaptive filteringsecond order Volterra systemparallel subgradient projection
 Summary | Full Text:PDF(416.3KB)

A Truncated Polynomial Interpolation and Its Application to Polynomially WLS Design of IIR Filters
Hiroshi HASEGAWA Masashi NAKAGAWA Isao YAMADA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/07/01
Vol. E86-A  No. 7  pp. 1742-1748
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
Walsh's theoremweighted least-squares approximationrational approximationdesign of IIR filters
 Summary | Full Text:PDF(426.4KB)

A Higher Order Generalization of an Alias-Free Discrete Time-Frequency Analysis
Hiroshi HASEGAWA Yasuhiro MIKI Isao YAMADA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/08/01
Vol. E85-A  No. 8  pp. 1774-1780
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: Theory of Signals
Keyword: 
time-frequency analysishigher order moment spectradiscrete-time & frequencykernel designhybrid steepest descent method
 Summary | Full Text:PDF(476.1KB)

A Design of Near Perfect Reconstruction Linear-Phase QMF Banks Based on Hybrid Steepest Descent Method
Hiroshi HASEGAWA Isao YAMADA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/08/25
Vol. E83-A  No. 8  pp. 1523-1530
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: Filter Banks
Keyword: 
two-channel linear phase FIR QMF banknear perfect reconstructionconvex projection techniquehybrid steepest descent methodmagnitude product space
 Summary | Full Text:PDF(716.7KB)

A Simple Nonlinear Pre-Filtering for a Set-Theoretic Linear Blind Deconvolution Scheme
Masanori KATO Isao YAMADA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/08/25
Vol. E83-A  No. 8  pp. 1651-1653
Type of Manuscript:  Special Section LETTER (Special Section on Digital Signal Processing)
Category: Multidimensional Signal Processing
Keyword: 
blind image deconvolutionrestoration filterhybrid steepest descent methodnonlinear pre-filteringε-filter
 Summary | Full Text:PDF(596.7KB)

An Associative Memory Neural Network to Recall Nearest Pattern from Input
Isao YAMADA Satoshi IINO Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/12/25
Vol. E82-A  No. 12  pp. 2811-2817
Type of Manuscript:  PAPER
Category: Neural Networks
Keyword: 
associative memoryneural networkdual coneDykstra's algorithmfixed point theorem for nonexpansive mappings
 Summary | Full Text:PDF(643.8KB)

A Set-Theoretic Blind Image Deconvolution Based on Hybrid Steepest Descent Method
Masanori KATO Isao YAMADA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/08/25
Vol. E82-A  No. 8  pp. 1443-1449
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
blind image restorationblind image deconvolutionconvex projectionhybrid steepest descent method
 Summary | Full Text:PDF(1.2MB)

A Note on Constrained Least Squares Design of M-D FIR Filter Based on Convex Projection Techniques
Isao YAMADA Hiroshi HASEGAWA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/08/25
Vol. E81-A  No. 8  pp. 1586-1591
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
multidimensional FIR filter constrained least squares designconvex projection Dykstra's algorithm
 Summary | Full Text:PDF(502.9KB)

A Fast Neural Network Learning with Guaranteed Convergence to Zero System Error
Teruo AJIMURA Isao YAMADA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/09/25
Vol. E79-A  No. 9  pp. 1433-1439
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Stochastic Process/Learning
Keyword: 
neural networklocal minimumdimension expansionzero system error
 Summary | Full Text:PDF(442KB)