IEICE SEARCH SYSTEM

Toru FUJIWARA

Decidability of the Security against Inference Attacks Using a Functional Dependency on XML Databases Kenji HASHIMOTO Hiroto KAWAI Yasunori ISHIHARA Toru FUJIWARA
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2012/05/01 Vol. E95-D No. 5 pp. 1365-1374 Type of Manuscript: Special Section PAPER (Special Section on Formal Approach) Category: Database Security Keyword: XML database, inference attack, security, verification, functional dependency,
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A Recursive Method for Vector Generation in Non-increasing Order of Its Likelihood for All Binary Vectors and Its Application for Linear Block Code Decodings Takuya KUSAKA Ryuhei YOKOYAMA Toru FUJIWARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2012/04/01 Vol. E95-A No. 4 pp. 801-810 Type of Manuscript: PAPER Category: Coding Theory Keyword: binary vector, recursive algorithm, MLD, soft-decision, enumeration,
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FOREWORD Toru FUJIWARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/01/01 Vol. E94-A No. 1 pp. 1-2 Type of Manuscript: FOREWORD Category: Keyword:
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Toward Digital Watermarking for Cryptographic Data Maki YOSHIDA Toru FUJIWARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/01/01 Vol. E94-A No. 1 pp. 270-272 Type of Manuscript: Special Section LETTER (Special Section on Cryptography and Information Security) Category: Keyword: digital watermarking, cryptographic data, detection, visible, trapdoor for removing,
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The Vector Decomposition Problem Maki YOSHIDA Shigeo MITSUNARI Toru FUJIWARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2010/01/01 Vol. E93-A No. 1 pp. 188-193 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Mathematics Keyword: computational problem, vector decomposition problem, computational Diffie-Hellman problem, elliptic curve, pairing,
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Verification of the Security against Inference Attacks on XML Databases Kenji HASHIMOTO Kimihide SAKANO Fumikazu TAKASUKA Yasunori ISHIHARA Toru FUJIWARA
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2009/05/01 Vol. E92-D No. 5 pp. 1022-1032 Type of Manuscript: Special Section PAPER (Special Section on Formal Approach) Category: Security Keyword: XML database, inference attack, security, verification,
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Flexible Timed-Release Encryption Maki YOSHIDA Toru FUJIWARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2009/01/01 Vol. E92-A No. 1 pp. 222-225 Type of Manuscript: Special Section LETTER (Special Section on Cryptography and Information Security) Category: Keyword: timed-release encryption, time-server based approach, global use, flexibility,
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Local Weight Distribution of the (256, 93) Third-Order Binary Reed-Muller Code Kenji YASUNAGA Toru FUJIWARA Tadao KASAMI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2007/03/01 Vol. E90-A No. 3 pp. 698-701 Type of Manuscript: LETTER Category: Coding Theory Keyword: local weight distribution, minimal codeword, Reed-Muller code, binary shift,
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A New Scheme to Realize the Optimum Watermark Detection for the Additive Embedding Scheme with the Spatial Domain Takaaki FUJITA Maki YOSHIDA Toru FUJIWARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2007/01/01 Vol. E90-A No. 1 pp. 216-225 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Application Keyword: digital watermarking, additive embedding scheme, optimum detection, Neyman-Pearson criterion,
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A Private and Consistent Data Retrieval Scheme with Log-Squared Communication Satoshi NAKAYAMA Maki YOSHIDA Shingo OKAMURA Toru FUJIWARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2007/01/01 Vol. E90-A No. 1 pp. 204-215 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Application Keyword: data retrieval, privacy of a user, secrecy of the database, consistency of answers, communication complexity,
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Security against Inference Attacks on Negative Information in Object-Oriented Databases Yasunori ISHIHARA Shuichiro AKO Toru FUJIWARA
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2005/12/01 Vol. E88-D No. 12 pp. 2767-2776 Type of Manuscript: PAPER Category: Database Keyword: object-oriented database, authorization, inference attack, negative information,
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Unlinkable Delivery System for Interactive Dramas Shingo OKAMURA Yoshiyuki KONISHI Maki YOSHIDA Toru FUJIWARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2005/01/01 Vol. E88-A No. 1 pp. 262-269 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Application Keyword: interactive drama, delivery control, protection of privacy, partially blind signature scheme,
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Sufficient Conditions for Update Operations on Object-Oriented Databases to Preserve the Security against Inference Attacks Yasunori ISHIHARA Kengo MORI Toru FUJIWARA
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2003/10/01 Vol. E86-D No. 10 pp. 2187-2197 Type of Manuscript: PAPER Category: Databases Keyword: object-oriented database, authorization, inference attack, security, incremental checking,
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Analysis and Optimization of Kumar-Rajagopalan-Sahai Coding Constructions for Blacklisting Problem Maki YOSHIDA Toru FUJIWARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2001/09/01 Vol. E84-A No. 9 pp. 2338-2345 Type of Manuscript: PAPER Category: Information Security Keyword: data security, broadcast distribution system, cover-free family, maximum distance separable code,
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Weight Distributions of the Coset Leaders of Some Reed-Muller Codes and BCH Codes Masaya MAEDA Toru FUJIWARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2001/03/01 Vol. E84-A No. 3 pp. 851-859 Type of Manuscript: PAPER Category: Coding Theory Keyword: binary linear block code, coset, coset leader, weight distribution, Reed-Muller and BCH codes,
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A Subscriber-Excluding and Traitor-Tracing Broadcast Distribution System Maki YOSHIDA Toru FUJIWARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2001/01/01 Vol. E84-A No. 1 pp. 247-255 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Keyword: broadcast distribution system, subscriber-excluding, pirate decoder, traitor tracing, ElGamal cryptosystem,
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The Optimal Sectionalized Trellises for the Generalized Version of Viterbi Algorithm of Linear Block Codes and Its Application to Reed-Muller Codes Yuansheng TANG Toru FUJIWARA Tadao KASAMI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2000/11/20 Vol. E83-A No. 11 pp. 2329-2340 Type of Manuscript: PAPER Category: Coding Theory Keyword: linear block code, sectionalization, minimal sectionalized trellis, generalized Viterbi algorithm, computational complexity,
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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: 2000/10/20 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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A Method for Obtaining the Optimum Sectionalization of the RMLD Algorithm for Non-Linear Rectangular Codes Yasuhiro MATSUMOTO Toru FUJIWARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1999/10/20 Vol. E82-A No. 10 pp. 2052-2060 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Coding Theory Keyword: maximum likelihood decoding, recursive maximum likelihood decoding, rectangular code, optimum sectionalization, dynamic programming approach,
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Sufficient Conditions for Ruling-Out Useless Iterative Steps in a Class of Iterative Decoding Algorithms Tadao KASAMI Yuansheng TANG Takuya KOUMOTO Toru FUJIWARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1999/10/20 Vol. E82-A No. 10 pp. 2061-2073 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Coding Theory Keyword: soft-decision, iterative decoding, binary block codes, ruling-out conditions, early termination conditions,
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A Recursive Maximum Likelihood Decoding Algorithm for Some Transitive Invariant Binary Block Codes Tadao KASAMI Hitoshi TOKUSHIGE Toru FUJIWARA Hiroshi YAMAMOTO Shu LIN
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1998/09/20 Vol. E81-A No. 9 pp. 1916-1924 Type of Manuscript: PAPER Category: Information Theory and Coding Theory Keyword: recursive maximum likelihood decoding, transitive invariant codes, Reed-Muller codes, extended BCH codes,
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Low Weight Subtrellises for Binary Linear Block Codes and Their Applications Tadao KASAMI Takuya KOUMOTO Toru FUJIWARA Hiroshi YAMAMOTO Yoshihisa DESAKI Shu LIN
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1997/11/20 Vol. E80-A No. 11 pp. 2095-2103 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Coding Theory Keyword: subtrellis diagram, low weight, binary linear code, recursive decoding algorithm, subtrellis search,
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An lmproved Method for Formal Security Verification of Cryptographic Protocols Hajime WATANABE Toru FUJIWARA Tadao KASAMI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1996/07/20 Vol. E79-A No. 7 pp. 1089-1096 Type of Manuscript: PAPER Category: Information Security Keyword: authentication, computer security, cryptographic protocol, protocol verification,
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The Weight Distributions of Cosets of the Second-Order Reed-Muller Code of Length 128 in the Third-Order Reed-Muller Code of Length 128 Tadao KASAMI Toru FUJIWARA Yoshihisa DESAKI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1996/04/20 Vol. E79-A No. 4 pp. 600-608 Type of Manuscript: PAPER Category: Information Theory and Coding Theory Keyword: linear block codes, Reed-Muller codes, coset and weight distribution,
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Average Complexity Evaluation of an MLD Algorithm Using the Trellis Structure for a Linear Block Code Hidehisa NAGANO Toru FUJIWARA Tadao KASAMI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1995/09/20 Vol. E78-A No. 9 pp. 1209-1214 Type of Manuscript: Special Section LETTER (Special Section on Information Theory and Its Applications) Category: Keyword: maximum likelihood decoding, linear block code, BCH code, Reed-Muller code, L-section minimal trellis diagram,
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A Method for Computing the Weight Distribution of a Block Code by Using Its Trellis Diagram Yoshihisa DESAKI Toru FUJIWARA Tadao KASAMI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1994/08/20 Vol. E77-A No. 8 pp. 1230-1237 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Keyword: block codes, weight distribution, trellis diagram, BCH codes,
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On Branch Labels of Parallel Components of the L-Section Minimal Trellis Diagrams for Binary Linear Block Codes Tadao KASAMI Toru FUJIWARA Yoshihisa DESAKI Shu LIN
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1994/06/20 Vol. E77-A No. 6 pp. 1058-1068 Type of Manuscript: PAPER Category: Information Theory and Coding Theory Keyword: linear block codes, trellis diagram, parallel structure and Reed-Muller codes,
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On Structural Complexity of the L-Section Minimal Trellis Diagrams for Binary Linear Block Codes Tadao KASAMI Toyoo TAKATA Toru FUJIWARA Shu LIN
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1993/09/20 Vol. E76-A No. 9 pp. 1411-1421 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Keyword: linear code, block code, trellis diagram, Reed-Muller code,
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A System for Deciding the Security of Cryptographic Protocols Hajime WATANABE Toru FUJIWARA Tadao KASAMI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1993/01/20 Vol. E76-A No. 1 pp. 96-103 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Keyword: computer security, cryptographic protocol, protocol verification,
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Comparison of Aliasing Probability for Multiple MISRs and M-Stage MISRs with m Inputs Kazuhiko IWASAKI Shou-Ping FENG Toru FUJIWARA Tadao KASAMI
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 1992/11/20 Vol. E75-D No. 6 pp. 835-841 Type of Manuscript: Special Section PAPER (Special Issue on Pacific Rim International Symposium on Fault Tolerant Systems) Category: Keyword: BIST, aliasing probability, multiple MISR, M-stage MISR with m imputs, binary symmetric channel,
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Cross-Over Component Code Construction for Multi-Level Block Modulation Codes Tadao KASAMI Toyoo TAKATA Toru FUJIWARA Shu LIN
Publication: IEICE TRANSACTIONS (1976-1990) Publication Date: 1990/10/20 Vol. E73-E No. 10 pp. 1657-1665 Type of Manuscript: Special Section PAPER (Special Issue on Communication Theory and Its Applications) Category: Modulation and Demodulation Keyword:
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