Yutaka MATSUO


Combining Human Action Sensing of Wheelchair Users and Machine Learning for Autonomous Accessibility Data Collection
Yusuke IWASAWA Ikuko EGUCHI YAIRI Yutaka MATSUO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/04/01
Vol. E99-D  No. 4  pp. 1153-1161
Type of Manuscript:  PAPER
Category: Rehabilitation Engineering and Assistive Technology
Keyword: 
street-level accessibilitywearable sensorassistive technologymachine learning
 Summary | Full Text:PDF(1.5MB)

High-Bitrate-Measurement-System-Oriented Lower-Jitter 113-Gbit/s 2:1 Multiplexer and 1:2 Demultiplexer Modules Using 1-µm InP/InGaAs/InP Double Heterojunction Bipolar Transistors
Yutaka ARAYASHIKI Takashi KAMIZONO Yukio OHKUBO Taisuke MATSUMOTO Yoshiaki AMANO Yutaka MATSUOKA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2013/06/01
Vol. E96-C  No. 6  pp. 912-919
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies)
Category: 
Keyword: 
DHBTMUXDEMUXG-CPWmodule
 Summary | Full Text:PDF(3.3MB)

Measuring the Degree of Synonymy between Words Using Relational Similarity between Word Pairs as a Proxy
Danushka BOLLEGALA Yutaka MATSUO Mitsuru ISHIZUKA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2012/08/01
Vol. E95-D  No. 8  pp. 2116-2123
Type of Manuscript:  PAPER
Category: Natural Language Processing
Keyword: 
synonymyattributional similarityrelational similarityMiller-Charles datasetWordSimilarity-353 dataset
 Summary | Full Text:PDF(429.7KB)

A Supervised Classification Approach for Measuring Relational Similarity between Word Pairs
Danushka BOLLEGALA Yutaka MATSUO Mitsuru ISHIZUKA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2011/11/01
Vol. E94-D  No. 11  pp. 2227-2233
Type of Manuscript:  PAPER
Category: Artificial Intelligence, Data Mining
Keyword: 
relational similaritysupervised classificationsupport vector machinesword analogies
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A 120-Gbit/s 1.27-W 520-mVpp 2:1 Multiplexer IC Using Self-Aligned InP/InGaAs/InP DHBTs with Emitter Mesa Passivation
Yutaka ARAYASHIKI Yukio OHKUBO Taisuke MATSUMOTO Yoshiaki AMANO Akio TAKAGI Yutaka MATSUOKA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/08/01
Vol. E93-C  No. 8  pp. 1273-1278
Type of Manuscript:  Special Section PAPER (Special Section on Heterostructure Microelectronics with TWHM 2009)
Category: III-V High-Speed Devices and Circuits
Keyword: 
DHBTself-alignedledgeMUXbroadband impedance matchingmodule
 Summary | Full Text:PDF(981.9KB)

Sentence Extraction by Spreading Activation through Sentence Similarity
Naoaki OKAZAKI Yutaka MATSUO Naohiro MATSUMURA Mitsuru ISHIZUKA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2003/09/01
Vol. E86-D  No. 9  pp. 1686-1694
Type of Manuscript:  Special Section PAPER (Special Issue on Text Processing for Information Access)
Category: 
Keyword: 
summarizationextractionsentence similarityspreading activation
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Optically-Fed Radio Access Point Module for a Fibre-Radio Downlink System
Seiji FUKUSHIMA Hideki FUKANO Kaoru YOSHINO Yutaka MATSUOKA Seiko MITACHI Kiyoto TAKAHATA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2001/02/01
Vol. E84-C  No. 2  pp. 271-273
Type of Manuscript:  LETTER
Category: Microwaves, Millimeter-Waves
Keyword: 
fibre-radioaccess pointUTC-PDpatch antenna
 Summary | Full Text:PDF(317.3KB)

Device Figure-of-Merits for High-Speed Digital ICs and Baseband Amplifiers
Eiichi SANO Yutaka MATSUOKA Tadao ISHIBASHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1995/09/25
Vol. E78-C  No. 9  pp. 1182-1188
Type of Manuscript:  Special Section PAPER (Special Issue on Ultra-High-Speed Electron Devices)
Category: 
Keyword: 
high-speed ICamplifierflip-flopHBTMESFEToptical communication
 Summary | Full Text:PDF(518.8KB)

Growth, Design and Performance of InP-Based Heterostructure Bipolar Transistors
Kenji KURISHIMA Hiroki NAKAJIMA Shoji YAMAHATA Takashi KOBAYASHI Yutaka MATSUOKA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1995/09/25
Vol. E78-C  No. 9  pp. 1171-1181
Type of Manuscript:  INVITED PAPER (Special Issue on Ultra-High-Speed Electron Devices)
Category: 
Keyword: 
HBTMOVPEZn diffusionabrupt emittergraded basehot electron injectionnonequilibrium transportcurrent blocking effectlateral down-scalingemitter size effect
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Lateral Scaling Investigation on DC and RF Performances of InP/InGaAs Heterojunction Bipolar Transistors
Hiroki NAKAJIMA Kenji KURISHIMA Shoji YAMAHATA Takashi KOBAYASHI Yutaka MATSUOKA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1995/02/25
Vol. E78-C  No. 2  pp. 186-192
Type of Manuscript:  PAPER
Category: Semiconductor Materials and Devices
Keyword: 
InPInGaAsHBThigh-speedlow-power
 Summary | Full Text:PDF(567KB)

High-Performance Small-Scale Collector-Up AlGaAs/GaAs HBT's with a Carbon-Doped Base Fabricated Using Oxygen-Ion Implantation
Shoji YAMAHATA Yutaka MATSUOKA Tadao ISHIBASHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1994/09/25
Vol. E77-C  No. 9  pp. 1437-1443
Type of Manuscript:  Special Section PAPER (Special Issue on Heterostructure Devices and Epitaxial Growth Techniques)
Category: 
Keyword: 
heterojunction bipolar transistorcollector-up structurecarbon-doped baseoxygen-ion implantationmaximum oscillation frequency
 Summary | Full Text:PDF(547.6KB)

IC-Oriented Self-Aligned High-Performance AlGaAs/GaAs Ballistic Collection Transistors and Their Applications to High-Speed ICs
Yutaka MATSUOKA Shoji YAMAHATA Satoshi YAMAGUCHI Koichi MURATA Eiichi SANO Tadao ISHIBASHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1993/09/25
Vol. E76-C  No. 9  pp. 1392-1401
Type of Manuscript:  Special Section PAPER (Special Issue on Heterostructure Electron Devices)
Category: 
Keyword: 
heterojunction bipolar transistorself-aligned structureballistic collection transistorlaunchercutoff frequencymaximum oscillation frequencymultiplexerpreamplifierselectorfrequency divider
 Summary | Full Text:PDF(1.2MB)