Hiroshi YASUKAWA


Reference Signal Based Tensor Product Expansion for EOG-Related Artifact Separation in EEG
Akitoshi ITAI Arao FUNASE Andrzej CICHOCKI Hiroshi YASUKAWA 
Publication:   
Publication Date: 2017/11/01
Vol. E100-A  No. 11  pp. 2230-2237
Type of Manuscript:  Special Section PAPER (Special Section on Smart Multimedia & Communication Systems)
Category: Digital Signal Processing
Keyword: 
denoisingtensor product expansionEEGsaccadeEOG
 Summary | Full Text:PDF(1.4MB)

The Background Noise Estimation in the ELF Electromagnetic Wave Data Using Outer Product Expansion with Non-linear Filter
Akitoshi ITAI Hiroshi YASUKAWA Ichi TAKUMI Masayasu HATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/11/01
Vol. E97-A  No. 11  pp. 2114-2120
Type of Manuscript:  Special Section PAPER (Special Section on Smart Multimedia & Communication Systems)
Category: 
Keyword: 
background noise reductiontensor product expansionelectromagnetic wavesignal processing
 Summary | Full Text:PDF(1.2MB)

FOREWORD
Hiroshi YASUKAWA Akira ASANO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/11/01
Vol. E97-A  No. 11  pp. 2095-2096
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(404.1KB)

Global Signal Elimination and Local Signals Enhancement from EM Radiation Waves Using Independent Component Analysis
Motoaki MOURI Arao FUNASE Andrzej CICHOCKI Ichi TAKUMI Hiroshi YASUKAWA Masayasu HATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/08/01
Vol. E91-A  No. 8  pp. 1875-1882
Type of Manuscript:  Special Section PAPER (Special Section on Signal Processing)
Category: 
Keyword: 
ICAelectromagnetic wavedenoisingsignals enhancementearthquake prediction
 Summary | Full Text:PDF(771.1KB)

Global Noise Estimation Based on Tensor Product Expansion with Absolute Error
Akitoshi ITAI Hiroshi YASUKAWA Ichi TAKUMI Masayasu HATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/04/01
Vol. E90-A  No. 4  pp. 778-783
Type of Manuscript:  Special Section PAPER (Special Section on Selected Papers from the 19th Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
global noise reductiontensor product expansionabsolute errorelectromagnetic wavesignal processing
 Summary | Full Text:PDF(531.4KB)

Personal Identification Using Footstep Detection in In-Door Environment
Yasuhiro SHOJI Akitoshi ITAI Hiroshi YASUKAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/08/01
Vol. E88-A  No. 8  pp. 2072-2077
Type of Manuscript:  Special Section PAPER (Special Section on Papers Selected from the 19th Symposium on Signal Processing)
Category: Digital Signal Processing
Keyword: 
footstepfeature extractionnoise removalclusteringrecognition rate
 Summary | Full Text:PDF(597.6KB)

A Study on Precursor Signal Extraction with PCA for Predicting Significant Earthquakes
Shinji NIWA Hiroshi YASUKAWA Ichi TAKUMI Masayasu HATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/08/01
Vol. E86-A  No. 8  pp. 2047-2052
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
signal extractionPCAelectromagnetic waveELF bandearthquake
 Summary | Full Text:PDF(301.3KB)

Signal Processing and Sonification of Seismic Electromagnetic Radiation in the ELF Band
Seiji ADACHI Hiroshi YASUKAWA Ichi TAKUMI Masayasu HATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/04/01
Vol. E84-A  No. 4  pp. 1011-1016
Type of Manuscript:  Special Section PAPER (Special Section on Acoustic Signal Processing)
Category: 
Keyword: 
electromagnetic radiationearthquakeELF band
 Summary | Full Text:PDF(2MB)

Spectrum Broadening of Telephone Band Signals Using Multirate Processing for Speech Quality Enhancement
Hiroshi YASUKAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1995/08/25
Vol. E78-A  No. 8  pp. 996-998
Type of Manuscript:  Special Section LETTER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
speech signal processingspectrum extrapolationmultirate signal processingspeech quality enhancement
 Summary | Full Text:PDF(223.6KB)

Performance Degradation of a Subband Adaptive Digital Filter with Critical Sampling
Hiroshi YASUKAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1994/09/25
Vol. E77-A  No. 9  pp. 1497-1501
Type of Manuscript:  Special Section LETTER (Special Section of Papers Selected from the 8th Digital Signal Processing Symposium)
Category: 
Keyword: 
adaptive filtersub-banddigital signal processing
 Summary | Full Text:PDF(345.9KB)

Design of High Speed 88-Port Self-Routing Switch on Multi-Chip Module
Hiroshi YASUKAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/11/25
Vol. E76-B  No. 11  pp. 1474-1477
Type of Manuscript:  LETTER
Category: Optical Communication
Keyword: 
self-routing switchmulti-stage networkcircuit designclock distributionMCM
 Summary | Full Text:PDF(329.2KB)

An Acoustic Echo Canceller with Sub-Band Noise Cancelling
Hiroshi YASUKAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1992/11/25
Vol. E75-A  No. 11  pp. 1516-1523
Type of Manuscript:  Special Section PAPER (Special Section on Acoustic System Modeling and Signal Processing)
Category: 
Keyword: 
acousticadaptive filterecho cancellernoise cancellersub-band processing
 Summary | Full Text:PDF(599.2KB)

Echo Return Loss Required for Acoustic Echo Controller Based on Subjective Assessment
Hiroshi YASUKAWA Mineyoshi OGAWA Masakazu NISHINO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1991/04/25
Vol. E74-A  No. 4  pp. 692-705
Type of Manuscript:  PAPER
Category: General and Electrical Acoustics
Keyword: 
 Summary | Full Text:PDF(800.8KB)