IEICE Trans

Yuichi KAJI

Consensus-Based Quantized Algorithm for Convex Optimization with Smooth Cost Functions Naoki HAYASHI Yuichi KAJIYAMA Shigemasa TAKAI
Publication: Publication Date: 2020/02/01 Vol. E103-A No. 2 pp. 435-442 Type of Manuscript: Special Section PAPER (Special Section on Mathematical Systems Science and its Applications) Category: Keyword: distributed optimization, cooperative control, data-rate constraints,
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Distributed Constrained Convex Optimization with Accumulated Subgradient Information over Undirected Switching Networks Yuichi KAJIYAMA Naoki HAYASHI Shigemasa TAKAI
Publication: Publication Date: 2019/02/01 Vol. E102-A No. 2 pp. 343-350 Type of Manuscript: Special Section PAPER (Special Section on Mathematical Systems Science and its Applications) Category: Keyword: convex optimization, multi-agent systems, distributed subgradient method,
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On the Computational Complexity of the Linear Solvability of Information Flow Problems with Hierarchy Constraint Yuki TAKEDA Yuichi KAJI Minoru ITO
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2016/12/01 Vol. E99-A No. 12 pp. 2211-2217 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Networks and Network Coding Keyword: information flow problem, network coding, computational complexity, hierarchy constraint, mesh network,
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Flash Code Utilizing Binary-Indexed Slice Encoding and Resizable-Clusters Michael Joseph TAN Yuichi KAJI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2013/12/01 Vol. E96-A No. 12 pp. 2360-2367 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Coding Theory Keyword: flash code, flash memory, binary-indexed, resizable-cluster method,
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The Expected Write Deficiency of Index-Less Indexed Flash Codes Yuichi KAJI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2012/12/01 Vol. E95-A No. 12 pp. 2130-2138 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Coding Theory Keyword: flash code, flash memory, index-less indexed flash code, random walk,
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FOREWORD Yuichi KAJI
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2010/02/01 Vol. E93-D No. 2 pp. 207-207 Type of Manuscript: FOREWORD Category: Keyword:
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On the Minimum Weight of Simple Full-Length Array LDPC Codes Kenji SUGIYAMA Yuichi KAJI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2008/06/01 Vol. E91-A No. 6 pp. 1502-1508 Type of Manuscript: PAPER Category: Coding Theory Keyword: LDPC code, simple full-length array LDPC code, minimum weight, minimum distance,
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Key Predistribution Schemes for Sensor Networks Using Finite Plane Geometry Hisashi MOHRI Ritsuko MATSUMOTO Yuichi KAJI
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2008/05/01 Vol. E91-D No. 5 pp. 1416-1423 Type of Manuscript: Special Section PAPER (Special Section on Information and Communication System Security) Category: Key Management Keyword: sensor networks, key agreement method, finite geometry, management of cryptographic keys, ubiquitous system,
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FEC-Based Reliable Transmission for Multiple Bursts in OBS Networks Satoshi ARIMA Takuji TACHIBANA Yuichi KAJI Shoji KASAHARA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2007/12/01 Vol. E90-B No. 12 pp. 3541-3551 Type of Manuscript: PAPER Category: Switching for Communications Keyword: optical burst switching, multiple bursts transmission, FEC, extra offset, burst failure rate, burst loss recovery,
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Encoding LDPC Codes Using the Triangular Factorization Yuichi KAJI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2006/10/01 Vol. E89-A No. 10 pp. 2510-2518 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Coding Theory Keyword: LDPC codes, encoding algorithm, triangular factorization, sparse matrix,
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Using Trapdoor Permutations in a Complete Subtree Method for Broadcast Encryption Ryo NOJIMA Yuichi KAJI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2005/02/01 Vol. E88-A No. 2 pp. 568-574 Type of Manuscript: PAPER Category: Information Security Keyword: key management, broadcast encryption, stateless receivers, trapdoor permutations, claw-free permutations,
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Secure, Efficient and Practical Key Management Scheme in the Complete-Subtree Method Ryo NOJIMA Yuichi KAJI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2005/01/01 Vol. E88-A No. 1 pp. 189-194 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Application Keyword: key management, broadcast encryption, complete subtree method, stateless receivers, trapdoor permutations, random oracle model,
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A Call-by-Need Recursive Algorithm for the LogMAP Decoding of a Binary Linear Block Code Toshiyuki ISHIDA Yuichi KAJI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2003/12/01 Vol. E86-A No. 12 pp. 3306-3309 Type of Manuscript: LETTER Category: Information Theory Keyword: LogMAP decoding, linear block codes, BCJR algorithm, trellis diagram, turbo codes,
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Maximum Likelihood Decoding for Linear Block Codes Using Grobner Bases Daisuke IKEGAMI Yuichi KAJI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2003/03/01 Vol. E86-A No. 3 pp. 643-651 Type of Manuscript: PAPER Category: Engineering Acoustics Keyword: maximum likelihood decoding, Grobner basis, soft-decision decoding, hard-decision decoding,
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Layered Transducing Term Rewriting System and Its Recognizability Preserving Property Toshinori TAKAI Hiroyuki SEKI Youhei FUJINAKA Yuichi KAJI
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2003/02/01 Vol. E86-D No. 2 pp. 285-295 Type of Manuscript: Special Section PAPER (Special Issue on Selected Papers from LA Symposium) Category: Term Rewriting Systems Keyword: term rewriting system, tree automaton, recognizability, recognizability preserving property, layered transducing TRS,
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Termination Property of Inverse Finite Path Overlapping Term Rewriting System is Decidable Toshinori TAKAI Yuichi KAJI Hiroyuki SEKI
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2002/03/01 Vol. E85-D No. 3 pp. 487-496 Type of Manuscript: PAPER Category: Theory/Models of Computation Keyword: term rewriting system, termination, tree automaton,
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An Efficient MAP Decoding Algorithm which Uses the BCJR and the Recursive Techniques Ryujiro SHIBUYA Yuichi KAJI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2001/10/01 Vol. E84-A No. 10 pp. 2389-2396 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Coding Theory Keyword: MAP decoding, BCJR algorithm, recursive algorithm, section trellis diagram, optimum sectionalization,
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Relations among Security Goals of Probabilistic Public-Key Cryptosystems Ako SUZUKI Yuichi KAJI Hajime WATANABE
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2001/01/01 Vol. E84-A No. 1 pp. 172-178 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Keyword: probabilistic public-key encryption schemes, chosen-plaintext attack, chosen-ciphertext attack, equivalence undecidability, non-verifiability,
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MAP and LogMAP Decoding Algorithms for Linear Block Codes Using a Code Structure Yuichi KAJI Ryujiro SHIBUYA Toru FUJIWARA Tadao KASAMI Shu LIN
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2000/10/25 Vol. E83-A No. 10 pp. 1884-1890 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Coding Theory Keyword: MAP decoding, BCJR algorithm, turbo codes, trellis diagram, linear block codes,
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Security Verification of Real-Time Cryptographic Protocols Using a Rewriting Approach Takehiko TANAKA Yuichi KAJI Hajime WATANABE Toyoo TAKATA Tadao KASAMI
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 1998/04/25 Vol. E81-D No. 4 pp. 355-363 Type of Manuscript: PAPER Category: Software Theory Keyword: security verification, cryptographic protocol, timestamp, conditional term rewriting system, network security,
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Syntactic Unification Problems under Constrained Substitutions Kazuhiro TAKADA Yuichi KAJI Tadao KASAMI
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 1997/05/25 Vol. E80-D No. 5 pp. 553-561 Type of Manuscript: PAPER Category: Automata,Languages and Theory of Computing Keyword: unification problem, decidability, computational complexity, order-sorted signature, tree automata,
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Finite State Translation Systems and Parallel Multiple Context-Free Grammars Yuichi KAJI Hiroyuki SEKI Tadao KASAMI
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 1994/06/25 Vol. E77-D No. 6 pp. 619-630 Type of Manuscript: PAPER Category: Automata, Languages and Theory of Computing Keyword: finite state translation systems, parallel multiple context-free grammars, tree automata, computational complexity, formal languages,
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The Universal Recognition Problems for Parallel Multiple Context-Free Grammars and for Their Subclasses Yuichi KAJI Ryuichi NAKANISHI Hiroyuki SEKI Tadao KASAMI
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 1992/07/25 Vol. E75-D No. 4 pp. 499-508 Type of Manuscript: PAPER Category: Automaton, Language and Theory of Computing Keyword: parallel multiple context-free grammars, universal recognition problem, computational complexity, formal language,
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The Universal Recognition Problems for Multiple Context-Free Grammars and for Linear Context-Free Rewriting Systems Yuichi KAJI Ryuichi NAKANISI Hiroyuki SEKI Tadao KASAMI
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 1992/01/25 Vol. E75-D No. 1 pp. 78-88 Type of Manuscript: Special Section PAPER (Special Section on Theoretical Foundations of Computing) Category: Keyword: multiple context-free grammars, recognition problem, computational complexity, formal language,
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