Masahiro NAKAGAWA


Virtual Edge Architecture with Optical Bandwidth Resource Control
Akira MISAWA Konomi MOCHIZUKI Hideo TSUCHIYA Masahiro NAKAGAWA Kyota HATTORI Masaru KATAYAMA Jun-ichi KANI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2016/08/01
Vol. E99-B  No. 8  pp. 1805-1812
Type of Manuscript:  Special Section PAPER (Special Section on Advanced Information and Communication Technologies and Services in Conjunction with Main Topics of APCC2015)
Category: Network
Keyword: 
NW virtualizationvirtual edgePONNFVWDM/TDM
 Summary | Full Text:PDF(4.3MB)

Dynamic Subwavelength Protection Using High-Speed Optical Switches for Optical Metro Networks
Masahiro NAKAGAWA Kyota HATTORI Toshiya MATSUDA Masaru KATAYAMA Katsutoshi KODA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2016/02/01
Vol. E99-C  No. 2  pp. 203-211
Type of Manuscript:  Special Section PAPER (Special Section on Recent Advances in Photonics Technologies and Their Applications)
Category: 
Keyword: 
optical subwavelength switched networksoptical switchprotectiontime-slot allocationdynamic bandwidth re-optimization
 Summary | Full Text:PDF(2.1MB)

Optical Layer 2 Switch Network with Bufferless Optical TDM and Dynamic Bandwidth Allocation
Kyota HATTORI Toru HOMEMOTO Masahiro NAKAGAWA Naoki KIMISHIMA Masaru KATAYAMA Akira MISAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2016/02/01
Vol. E99-C  No. 2  pp. 189-202
Type of Manuscript:  Special Section PAPER (Special Section on Recent Advances in Photonics Technologies and Their Applications)
Category: 
Keyword: 
bufferless optical time division multiplexingdynamic bandwidth allocationburst transmission at aggregation network
 Summary | Full Text:PDF(3.2MB)

Hierarchical Time-Slot Allocation for Dynamic Bandwidth Control in Optical Layer-2 Switch Network
Masahiro NAKAGAWA Kyota HATTORI Naoki KIMISHIMA Masaru KATAYAMA Akira MISAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2014/07/01
Vol. E97-B  No. 7  pp. 1303-1312
Type of Manuscript:  Special Section PAPER (Joint Special Section on Opto-electronics and Communications for Future Optical Network)
Category: 
Keyword: 
WDM/TDM ring networksdynamic path controltime-slot allocationtime-slot schedulehierarchical calculation
 Summary | Full Text:PDF(2MB)

EEG-Based Classification of Motor Imagery Tasks Using Fractal Dimension and Neural Network for Brain-Computer Interface
Montri PHOTHISONOTHAI Masahiro NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2008/01/01
Vol. E91-D  No. 1  pp. 44-53
Type of Manuscript:  PAPER
Category: Rehabilitation Engineering and Assistive Technology
Keyword: 
brain-computer interface (BCI)electroencephalogram (EEG)motor imageryfractal dimension (FD)neural networkindependent component analysis
 Summary | Full Text:PDF(1.1MB)

Entropy Based Associative Memory
Masahiro NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/04/01
Vol. E89-A  No. 4  pp. 895-901
Type of Manuscript:  Special Section PAPER (Special Section on Selected Papers from the 18th Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
entropyassociative memorymemory retrievalautocorrelation learning
 Summary | Full Text:PDF(754.1KB)

A Circularly Connected Synergetic Neural Network
Masahiro NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/05/25
Vol. E83-A  No. 5  pp. 909-922
Type of Manuscript:  PAPER
Category: Neural Networks and Bioengineering
Keyword: 
group associationsynergetic neuronsdynamics of associative memory
 Summary | Full Text:PDF(685.4KB)

A Generalized Recursive Block Coding for Image Data Compression
Haruko YOSHIDA Masahiro NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/06/25
Vol. E81-A  No. 6  pp. 1284-1300
Type of Manuscript:  PAPER
Category: Image Theory
Keyword: 
recursiveblockcoding
 Summary | Full Text:PDF(1.3MB)

A Synergetic Neural Network with Crosscorrelation Dynamics
Masahiro NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/05/25
Vol. E80-A  No. 5  pp. 881-893
Type of Manuscript:  PAPER
Category: Neural Networks
Keyword: 
bidirectional associationsynergetic neuronsdynamics of associative memory
 Summary | Full Text:PDF(720.9KB)

Bistable Switching in PDLC Film with a Ferroelectric Alignment Layer
Masako INOMATA Masahiro NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1996/08/25
Vol. E79-C  No. 8  pp. 1047-1057
Type of Manuscript:  Special Section PAPER (Special Issue on Liquid-Crystal Displays)
Category: 
Keyword: 
PDLCbistabilityferroelectric alignment layer
 Summary | Full Text:PDF(712.6KB)

A Synergetic Neural Network
Masahiro NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1995/03/25
Vol. E78-A  No. 3  pp. 412-423
Type of Manuscript:  PAPER
Category: Neural Networks
Keyword: 
synergetic neuronsdynamics of associative memorysearching
 Summary | Full Text:PDF(928.6KB)

Basic Characteristics of a Fractance Device
Masahiro NAKAGAWA Kazuyuki SORIMACHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1992/12/25
Vol. E75-A  No. 12  pp. 1814-1819
Type of Manuscript:  PAPER
Category: Nonlinear Phenomena and Analysis
Keyword: 
fractancefractional integrationfractional differentiation
 Summary | Full Text:PDF(298.5KB)