Takahiro MATSUDA


Efficient Secure Neural Network Prediction Protocol Reducing Accuracy Degradation
Naohisa NISHIDA Tatsumi OBA Yuji UNAGAMI Jason PAUL CRUZ Naoto YANAI Tadanori TERUYA Nuttapong ATTRAPADUNG Takahiro MATSUDA Goichiro HANAOKA 
Publication:   
Publication Date: 2020/12/01
Vol. E103-A  No. 12  pp. 1367-1380
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: 
Keyword: 
secure computationsecret sharingmachine learningbinarized neural networks
 Summary | Full Text:PDF

Control Vector Selection for Extended Packetized Predictive Control in Wireless Networked Control Systems
Keisuke NAKASHIMA Takahiro MATSUDA Masaaki NAGAHARA Tetsuya TAKINE 
Publication:   
Publication Date: 2020/07/01
Vol. E103-B  No. 7  pp. 748-758
Type of Manuscript:  PAPER
Category: Network
Keyword: 
wireless networked control systemsextended packetized predictive controlbursty packet lossesrandom delayscontrol vector selection
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Multihop TDMA-Based Wireless Networked Control Systems Robust against Bursty Packet Losses: A Two-Path Approach
Keisuke NAKASHIMA Takahiro MATSUDA Masaaki NAGAHARA Tetsuya TAKINE 
Publication:   
Publication Date: 2020/03/01
Vol. E103-B  No. 3  pp. 200-210
Type of Manuscript:  PAPER
Category: Network
Keyword: 
WNCSmultihop TDMAbursty packet lossestwo-disjoint-path switchinglink schedulingcross-layer design
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A New Combiner for Key Encapsulation Mechanisms
Goichiro HANAOKA Takahiro MATSUDA Jacob C. N. SCHULDT 
Publication:   
Publication Date: 2019/12/01
Vol. E102-A  No. 12  pp. 1668-1675
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Cryptography
Keyword: 
encryptionkey encapsulation mechanismscombiners
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Heterogeneous Delay Tomography for Wide-Area Mobile Networks
Hideaki KINSHO Rie TAGYO Daisuke IKEGAMI Takahiro MATSUDA Jun OKAMOTO Tetsuya TAKINE 
Publication:   
Publication Date: 2019/08/01
Vol. E102-B  No. 8  pp. 1607-1616
Type of Manuscript:  PAPER
Category: Network
Keyword: 
delay tomographygraph Fourier transform (GFT)compressed sensing (CS)crowdsourcingmobile network
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Proxy Re-Encryption That Supports Homomorphic Operations for Re-Encrypted Ciphertexts
Yutaka KAWAI Takahiro MATSUDA Takato HIRANO Yoshihiro KOSEKI Goichiro HANAOKA 
Publication:   
Publication Date: 2019/01/01
Vol. E102-A  No. 1  pp. 81-98
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
Proxy Re-encryptionhomomorphic encryption
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Tag-KEM/DEM Framework for Public-Key Encryption with Non-Interactive Opening
Yusuke SAKAI Takahiro MATSUDA Goichiro HANAOKA 
Publication:   
Publication Date: 2018/11/01
Vol. E101-D  No. 11  pp. 2677-2687
Type of Manuscript:  Special Section PAPER (Special Section on Information and Communication System Security)
Category: Cryptographic Techniques
Keyword: 
Public-key encryption with non-interactive openingTag-KEM
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More Constructions of Re-Splittable Threshold Public Key Encryption
Satsuya OHATA Takahiro MATSUDA Goichiro HANAOKA Kanta MATSUURA 
Publication:   
Publication Date: 2018/09/01
Vol. E101-A  No. 9  pp. 1473-1483
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
threshold public key encryptionkey re-splittability
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Private Similarity Searchable Encryption for Euclidean Distance
Yuji UNAGAMI Natsume MATSUZAKI Shota YAMADA Nuttapong ATTRAPADUNG Takahiro MATSUDA Goichiro HANAOKA 
Publication:   
Publication Date: 2017/10/01
Vol. E100-D  No. 10  pp. 2319-2326
Type of Manuscript:  Special Section PAPER (Special Section on Security, Privacy and Anonymity in Computation, Communication and Storage Systems)
Category: Operating system and network Security
Keyword: 
searchable encryptioninner product encryptionthe weighted Euclidean distance
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On the Security of Non-Interactive Key Exchange against Related-Key Attacks
Hiraku MORITA Jacob C.N. SCHULDT Takahiro MATSUDA Goichiro HANAOKA Tetsu IWATA 
Publication:   
Publication Date: 2017/09/01
Vol. E100-A  No. 9  pp. 1910-1923
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
related-key attacksNon-Interactive Key ExchangeDiffie-Hellman key exchange scheme
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Traffic Anomaly Detection Based on Robust Principal Component Analysis Using Periodic Traffic Behavior
Takahiro MATSUDA Tatsuya MORITA Takanori KUDO Tetsuya TAKINE 
Publication:   
Publication Date: 2017/05/01
Vol. E100-B  No. 5  pp. 749-761
Type of Manuscript:  PAPER
Category: Network
Keyword: 
principal component analysis (PCA)outlierrobust PCAanomaly detectionminimum covariance determinant (MCD)
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On the Security of Schnorr Signatures, DSA, and ElGamal Signatures against Related-Key Attacks
Hiraku MORITA Jacob C.N. SCHULDT Takahiro MATSUDA Goichiro HANAOKA Tetsu IWATA 
Publication:   
Publication Date: 2017/01/01
Vol. E100-A  No. 1  pp. 73-90
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
related-key attacksSchnorr signaturesDSAElGamal signatures.
 Summary | Full Text:PDF

A Novel Collision Avoidance Scheme Using Optimized Contention Window in Dense Wireless LAN Environments
Yoshiaki MORINO Takefumi HIRAGURI Hideaki YOSHINO Kentaro NISHIMORI Takahiro MATSUDA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2016/11/01
Vol. E99-B  No. 11  pp. 2426-2434
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
IEEE802.11 MACcontention windowtransmission efficiency
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Location-Aware Store-Carry-Forward Routing Based on Node Density Estimation
Tomotaka KIMURA Takahiro MATSUDA Tetsuya TAKINE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2015/01/01
Vol. E98-B  No. 1  pp. 99-106
Type of Manuscript:  Special Section PAPER (Special Section on Quality of Diversifying Communication Networks and Services)
Category: 
Keyword: 
delay tolerant networksmobile ad hoc networkslocation-aware routingstore-carry-forward routingnode density estimation
 Summary | Full Text:PDF

Sequential Loss Tomography Using Compressed Sensing
Kazushi TAKEMOTO Takahiro MATSUDA Tetsuya TAKINE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2013/11/01
Vol. E96-B  No. 11  pp. 2756-2765
Type of Manuscript:  Special Section PAPER (Special Section on Progress in Information Network Science)
Category: 
Keyword: 
network tomographyloss tomographycompressed sensingsparse vector
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Bitwise Operation-Based In-Network Processing for Loss Tomography
Takahiro MATSUDA Tetsuya TAKINE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2013/02/01
Vol. E96-B  No. 2  pp. 470-478
Type of Manuscript:  Special Section PAPER (Special Section on Quality of Communication Services Improving Quality of Life)
Category: 
Keyword: 
network tomographylink loss ratesin-network processinglikelihood function
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Compressive Sampling for Remote Control Systems
Masaaki NAGAHARA Takahiro MATSUDA Kazunori HAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/04/01
Vol. E95-A  No. 4  pp. 713-722
Type of Manuscript:  Special Section PAPER (Special Section on Reliable Robust Radio Control Technology)
Category: 
Keyword: 
remote controlcompressive samplingcompressed sensingsparse representation1-2 optimization
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Passive Coding-Based Epidemic Routing in Sparsely Populated Mobile Ad hoc Networks
Yasushi YAMAWAKI Takahiro MATSUDA Tetsuya TAKINE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/01/01
Vol. E95-B  No. 1  pp. 169-177
Type of Manuscript:  PAPER
Category: Network
Keyword: 
Epidemic Routingmobile ad hoc networkspassive coding
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Survey of Network Coding and Its Applications
Takahiro MATSUDA Taku NOGUCHI Tetsuya TAKINE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/03/01
Vol. E94-B  No. 3  pp. 698-717
Type of Manuscript:  INVITED SURVEY PAPER
Category: 
Keyword: 
network codingdesign problemthroughput/capacity enhancementrobustness enhancementnetwork tomographysecurity
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Dynamic Contention Window Control Scheme in IEEE 802.11e EDCA-Based Wireless LANs
B. A. Hirantha Sithira ABEYSEKERA Takahiro MATSUDA Tetsuya TAKINE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/01/01
Vol. E93-B  No. 1  pp. 56-64
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
IEEE 802.11e wireless local area networkEDCAcontention windowdynamic controlquality of services (QoS)fairness
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Broadcasting with Randomized Network Coding in Dense Wireless Ad Hoc Networks
Takahiro MATSUDA Taku NOGUCHI Tetsuya TAKINE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/10/01
Vol. E91-B  No. 10  pp. 3216-3225
Type of Manuscript:  PAPER
Category: Network
Keyword: 
broadcastingbroadcast storm problemnetwork codingwireless ad hoc networks
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A Strongly Unforgeable Signature under the CDH Assumption without Collision Resistant Hash Functions
Takahiro MATSUDA Nuttapong ATTRAPADUNG Goichiro HANAOKA Kanta MATSUURA Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2008/05/01
Vol. E91-D  No. 5  pp. 1466-1476
Type of Manuscript:  Special Section PAPER (Special Section on Information and Communication System Security)
Category: Cryptographic Techniques
Keyword: 
digital signaturestrong unforgeabilitytarget collision resistant hash functionstandard model
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Contention-Free λ-Planes in Optically Burst-Switched WDM Networks
Kouji HIRATA Takahiro MATSUDA Hiroshi NAGAMOCHI Tetsuya TAKINE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/09/01
Vol. E90-B  No. 9  pp. 2524-2531
Type of Manuscript:  PAPER
Category: Internet
Keyword: 
optical burst switchingWDMwavelength assignmentburst scheduling
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TCP Congestion Control with ACK-Pacing for Vertical Handover
Yosuke MATSUSHITA Takahiro MATSUDA Miki YAMAMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/04/01
Vol. E90-B  No. 4  pp. 885-893
Type of Manuscript:  PAPER
Category: Network
Keyword: 
vertical handoverTCPcongestion controlACK-pacing
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Network Supported Bandwidth Control for TCP in Hierarchical Mobile Internet
Yosuke MATSUSHITA Takahiro MATSUDA Miki YAMAMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/01/01
Vol. E88-B  No. 1  pp. 266-273
Type of Manuscript:  PAPER
Category: Internet
Keyword: 
handoverTCPmobile Internetbandwidth control
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Active ECN Mechanism for Fairness among TCP Sessions with Different Round Trip Times
Takahiro MATSUDA Akira NAGATA Miki YAMAMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/10/01
Vol. E87-B  No. 10  pp. 2931-2938
Type of Manuscript:  PAPER
Category: Internet
Keyword: 
TCPfairnessexplicit congestion notification (ECN)rate controlactive queue management (AQM)
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Mismatch of Packet Recovery Mechanisms for Bit Error and Handover in Wireless TCP
Yu SAKAI Yosuke MATSUSHITA Takahiro MATSUDA Miki YAMAMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/09/01
Vol. E87-B  No. 9  pp. 2626-2633
Type of Manuscript:  Special Section PAPER (Special Section on Networking Technologies for Mobile Internet Systems)
Category: TCP
Keyword: 
wirelessTCPARQhandoverbuffer control
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Performance Evaluation of New Multicast Architecture with Network Coding
Taku NOGUCHI Takahiro MATSUDA Miki YAMAMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/06/01
Vol. E86-B  No. 6  pp. 1788-1795
Type of Manuscript:  Special Section PAPER (Special Issue on Content Delivery Networks)
Category: CDN Architecture
Keyword: 
multicastnetwork codingnetwork information theorymax-flow
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Performance Analysis of Fairness Issue of Wireless and Wired TCP Connections
Takahiro MATSUDA Miki YAMAMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/04/01
Vol. E86-B  No. 4  pp. 1356-1363
Type of Manuscript:  PAPER
Category: Internet
Keyword: 
TCPwireless linkfairnessARQ
 Summary | Full Text:PDF