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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 28  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
WBS, IT, ISEC 2021-03-05
Online Online [Invited Talk] Lee Metric Error Correcting Codes on Two-Dimensional Lattices
Hiroyoshi Morita (UEC) IT2020-153 ISEC2020-83 WBS2020-72
A decoding algorithm on correcting double Lee errors on the two dimensional hexagonal lattice is presented. This algori... [more] IT2020-153 ISEC2020-83 WBS2020-72
ISEC, IT, WBS 2020-03-11
Hyogo University of Hyogo
(Cancelled but technical report was issued)
On the Existence of Bonds for Constrained Systems
Akiko Manada (SIT), Takahiro Ota (NPIT), Hiroyoshi Morita (UEC) IT2019-119 ISEC2019-115 WBS2019-68
A constrained system is a set of words satisfying some constraints on the appearance of subwords, and the study on syste... [more] IT2019-119 ISEC2019-115 WBS2019-68
WBS, IT, ISEC 2018-03-09
Tokyo Katsusika Campas, Tokyo University of Science Consideration of error correction code suitable for WBAN
Akihiro Yamada, Hiroyoshi Morita, Akiko Manada (The Univ. of Electro-Communications) IT2017-132 ISEC2017-120 WBS2017-113
(To be available after the conference date) [more] IT2017-132 ISEC2017-120 WBS2017-113
IT 2017-07-14
Chiba Chiba University Improved Lossless Data Compression via Substring Enumeration with a Finite Alphabet
Takahiro Ota (Nagano Prefectural Inst. of Tech.), Hiroyoshi Morita (UEC) IT2017-34
Compression by substring enumeration (CSE) is a lossless universal coding algorithm.Experimental results show that the c... [more] IT2017-34
RCS, IT, SIP 2016-01-19
Osaka Kwansei Gakuin Univ. Osaka Umeda Campus Group Shuffled BP decoding based on Local Girth
Kyohei Yoshida, Hiroyoshi Morita, Akiko Manada, Ryuichi Tatsukawa (UEC) IT2015-79 SIP2015-93 RCS2015-311
The Low-Density Parity-Check(LDPC) codes exhibit good performance by the Belief Propagation (BP) decoding. The Group Shu... [more] IT2015-79 SIP2015-93 RCS2015-311
IT 2015-07-13
Tokyo Tokyo Institute of Technology Performance evaluation of Irregular Repeat Accumulate codes characterized by Tanner graphs with various degrees
Ryuichi Tatsukawa, Akiko Manada, Hiroyoshi Morita (UEC) IT2015-18
In this paper, we evaluate error-correcting performance of some Irregular Repeat Accumulate (IRA)
codes, a class of Low... [more]
ISEC, IT, WBS 2015-03-02
Fukuoka The University of Kitakyushu A Study of Two-dimensional Antidictionary Coding Using Automata
Takahiro Ota (NPIT), Hiroyoshi Morita (UEC) IT2014-78 ISEC2014-91 WBS2014-70
In one dimension, for an input string, an antidictionary is the set of all the minimal strings which do not appear in th... [more] IT2014-78 ISEC2014-91 WBS2014-70
NLP 2012-05-28
Akita Akita City Exchange Plaza Various Characters of Integer Logistic Map : Divergence, Convergence, and Periodicity
Jiguo Dong (selic), Hiroyoshi Morita (uec) NLP2012-27
In this paper, we are concerred with the set of fractional numbers that do not have the initial-value sensitivity of th... [more] NLP2012-27
MBE 2012-01-27
Fukuoka Kyushu University On the Automatic Thresholding for Arrhythmia Detection Using Antidictionary Coding
Takahiro Ota, Kiyokatsu Maruyama, Shinya Otagiri (NPIT), Hiroyoshi Morita (UEC) MBE2011-82
An arrhythmia detection system using antidictionary coding has been proposed, and the system has the advantage of real-t... [more] MBE2011-82
NLP 2010-10-28
Osaka Osaka University Machikaneyama Hall Random Numbers Generation by Means of Integer Logistic Map and Mixing Operation
Jiguo Dong, Hiroyoshi Morita (uec) NLP2010-84
In this work, we calculate a logistic map of arbitrary calculation accuracy(n bits) by integer operation, and, we propos... [more] NLP2010-84
IN 2010-10-15
Aichi Nagoya Institute of Technology Proposal of a P2P Routing Based on Neighboring Areas
Kumiko Kobayashi (JRC), I Gusti Bagus Baskara Nugraha, Hiroyoshi Morita (Univ. of Electro-Comm.) IN2010-72
In this paper we propose a new P2P routing system based on neighboring areas in Manhattan distance for location-related ... [more] IN2010-72
IT 2010-07-22
Tokyo Kogakuin University An Almost Sure Convergence Proof of the Average Length of Minimal Forbidden Words on a Stationary Ergodic Source
Takahiro Ota (NPIT), Hiroyoshi Morita (Univ. of Electro-Comm.) IT2010-20
An antidictionary is in particular useful for data compression, and it consists of minimal forbidden words for a given s... [more] IT2010-20
MBE 2010-05-21
Toyama Toyama Univ. On the Arrhythmia Detection Using Antidictionary Codes
Takahiro Ota (NPIT), Keita Tomatsu (Yanagisawa Seiki), Jun Kimura (Koganei), Hiroyoshi Morita (UEC) MBE2010-7
Antidictionary code is a lossless data compression algorithm, and efficient real-time electrocardiogram compression algo... [more] MBE2010-7
IT, ISEC, WBS 2010-03-04
Nagano Nagano-Engineering Campus, Shinshu University Evaluation of Mutual Anonymity in P2P Networks
Chigusa Kawashima (Univ. of Electro-Comm.), Todorka Alexandrova (Tokyo Metro Univ.), I Gusti Bagus Baskara Nugraha, Hiroyoshi Morita (Univ. of Electro-Comm.) IT2009-74 ISEC2009-82 WBS2009-53
Anonymity is an important issue in nowadays networks. In this paper we propose mutually anonymous protocol for decentral... [more] IT2009-74 ISEC2009-82 WBS2009-53
IT, ISEC, WBS 2010-03-05
Nagano Nagano-Engineering Campus, Shinshu University Antidictionary Coding Scheme Based on Array Structures
Keita Suzuki, Hirotada Fukae (Univ. of Electro-Comm.), Takahiro Ota (Nagano Prefectural Inst. of Tech.), Hiroyoshi Morita (Univ. of Electro-Comm.) IT2009-124 ISEC2009-132 WBS2009-103
Given a string over a finite alphabet, a set of minimal forbidden words (MFW) that do not appear in the
string i... [more]
IT2009-124 ISEC2009-132 WBS2009-103
MBE 2009-09-14
Niigata Niigata Univ. On the On-line ECG Lossless Data Compression Using Antidictionary for a Finite Alphabet
Takahiro Ota (Nagano Prefectural Inst. of Tech.), Hiroyoshi Morita (UEC) MBE2009-44
An antidictionary is particular useful for data compression, and on-line electrocardiogram (ECG) lossless compression al... [more] MBE2009-44
IN 2009-06-12
Fukui UNIVERSITY OF FUKUI Proposal of Distributed Managemant System for Location-related Information
Kumiko Kobayashi (Japan Radio Co., Ltd), I Gusti Bagus Baskara Nugraha, Hiroyoshi Morita (Univ. of Electro-Comm.) IN2009-20
In this paper we propose a distributed location-related information system that collects and manages information gathere... [more] IN2009-20
WBS, IT, ISEC 2009-03-10
Hokkaido Hakodate Mirai Univ. Adaptive Antidictionary Data Compression Using a Set of Restricted Length of Minimal Forbidden Words
Takahiro Ota (Nagano Prefectural Inst. of Tech.), Hiroyoshi Morita (Univ. of Electro-Commu.) IT2008-99 ISEC2008-157 WBS2008-112
An antidictionary is the set of all minimal strings, called Minimal Forbidden Words (MFWs), which never appear in an inp... [more] IT2008-99 ISEC2008-157 WBS2008-112
IT 2008-10-07
Tochigi Asaya Hotel(Kinugawa Onsen) [Invited Talk] Practical Lossless Source Coding Which Achieves the Entropy Rate -- Focused on Recent Topics on Statistical Modeling for Arithmetic Codes --
Hiroyoshi Morita (Univ. Electro-Commun.) IT2008-41
Arithmetic coding in the development of source coding brought a big change in how to build a probabilistic model for sou... [more] IT2008-41
ISEC, IT, WBS 2008-02-29
Tokyo   Sliding Window Variation of Antidictionary Data Compression
Takahiro Ota (PIT-nagano), Hiroyoshi Morita (UEC) IT2007-68 ISEC2007-165 WBS2007-99
An antidictionary is the set of all minimal strings that never appear in an input string, and efficient adaptive data co... [more] IT2007-68 ISEC2007-165 WBS2007-99
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