Masanori HIROTOMO


Coded Caching for Hierarchical Networks with a Different Number of Layers
Makoto TAKITA Masanori HIROTOMO Masakatu MORII 
Publication:   
Publication Date: 2018/12/01
Vol. E101-A  No. 12  pp. 2037-2046
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Coding theory and techniques
Keyword: 
coded cachinghierarchical networkcoded multicastcaching scheme
 Summary | Full Text:PDF(969.5KB)

Zero-Knowledge Identification Scheme Using LDPC Codes
Haruka ITO Masanori HIROTOMO Youji FUKUTA Masami MOHRI Yoshiaki SHIRAISHI 
Publication:   
Publication Date: 2018/11/01
Vol. E101-D  No. 11  pp. 2688-2697
Type of Manuscript:  Special Section PAPER (Special Section on Information and Communication System Security)
Category: Cryptographic Techniques
Keyword: 
zero-knowledge proofidentificationLDPC codessyndrome decoding problem
 Summary | Full Text:PDF(432.5KB)

Error-Trapping Decoding for Cyclic Codes over Symbol-Pair Read Channels
Makoto TAKITA Masanori HIROTOMO Masakatu MORII 
Publication:   
Publication Date: 2017/12/01
Vol. E100-A  No. 12  pp. 2578-2584
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Coding Theory and Techniques
Keyword: 
symbol-pair read channelpair error correctionerror-trapping decodingcyclic code
 Summary | Full Text:PDF(774.1KB)

Multi-Environment Analysis System for Evaluating the Impact of Malicious Web Sites Changing Their Behavior
Yoshiaki SHIRAISHI Masaki KAMIZONO Masanori HIROTOMO Masami MOHRI 
Publication:   
Publication Date: 2017/10/01
Vol. E100-D  No. 10  pp. 2449-2457
Type of Manuscript:  Special Section PAPER (Special Section on Advanced Log Processing and Office Information Systems)
Category: 
Keyword: 
drive-by download attackweb site analysismulti-environment analysisforensicrisk hedge
 Summary | Full Text:PDF(1.2MB)

Delivering CRL with Low Bit Rate Network Coded Communication for ITS
Yoshiaki SHIRAISHI Masanori HIROTOMO Masami MOHRI Taisuke YAMAMOTO 
Publication:   
Publication Date: 2017/10/01
Vol. E100-D  No. 10  pp. 2440-2448
Type of Manuscript:  Special Section PAPER (Special Section on Advanced Log Processing and Office Information Systems)
Category: 
Keyword: 
intelligent transport systemroad-to-vehicle communicationinter-vehicle communicationnetwork codingpublic key infrastructurecertificate revocation list
 Summary | Full Text:PDF(1.3MB)

Algebraic Decoding of BCH Codes over Symbol-Pair Read Channels: Cases of Two-Pair and Three-Pair Error Correction
Makoto TAKITA Masanori HIROTOMO Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/12/01
Vol. E99-A  No. 12  pp. 2179-2191
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Coding Theory and Techniques
Keyword: 
algebraic decodingsymbol-pair read channelpair errorBCH code
 Summary | Full Text:PDF(366KB)

A Decoding Algorithm for Cyclic Codes over Symbol-Pair Read Channels
Makoto TAKITA Masanori HIROTOMO Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/12/01
Vol. E98-A  No. 12  pp. 2415-2422
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Coding Theory
Keyword: 
symbol-pair read channelcyclic codepair errordecoding algorithm
 Summary | Full Text:PDF(381.6KB)

Syndrome Decoding of Symbol-Pair Codes
Makoto TAKITA Masanori HIROTOMO Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/12/01
Vol. E98-A  No. 12  pp. 2423-2428
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Coding Theory
Keyword: 
symbol-pair codessyndrome decodingpair errorpair distance
 Summary | Full Text:PDF(358.9KB)

A Method for Computing the Weight Spectrum of LDPC Convolutional Codes Based on Circulant Matrices
Masanori HIROTOMO Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/12/01
Vol. E97-A  No. 12  pp. 2300-2308
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Coding Theory
Keyword: 
LDPC convolutional codesweight spectrumfree distancetree search algorithm
 Summary | Full Text:PDF(399.8KB)

On the Probabilistic Computation Method with Reliability for the Weight Distribution of LDPC Codes
Masanori HIROTOMO Masami MOHRI Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/04/01
Vol. E95-A  No. 4  pp. 790-800
Type of Manuscript:  PAPER
Category: Coding Theory
Keyword: 
LDPC codesweight distributionprobabilistic algorithm
 Summary | Full Text:PDF(814.4KB)

Irreducible m-Term Polynomial and Its Application to Multiplication over GF(2m)
Yuko OZASA Masanori HIROTOMO Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/03/01
Vol. E94-A  No. 3  pp. 1045-1048
Type of Manuscript:  LETTER
Category: General Fundamentals and Boundaries
Keyword: 
finite fieldmultiplicationpolynomial ring representation
 Summary | Full Text:PDF(85.4KB)

A Probabilistic Algorithm for Computing the Weight Distribution of LDPC Codes
Masanori HIROTOMO Masami MOHRI Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/07/01
Vol. E92-A  No. 7  pp. 1677-1689
Type of Manuscript:  PAPER
Category: Coding Theory
Keyword: 
LDPC codesweight distributionprobabilistic methodminimum distance
 Summary | Full Text:PDF(431.1KB)