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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| IBISML | 2012-11-07 15:30 |
Tokyo | Bunkyo School Building, Tokyo Campus, Tsukuba Univ. | A Privacy Preserving Distributed Calculation Method of Least-squares Estimator for Linear Regression Models Tota Suko, Shunsuke Horii (Waseda Univ), Manabu Kobayashi (Shonan Institute of Tec), Masayuki Goto, Toshiyasu Matsushima, Shigeichi Hirasawa (Waseda Univ)  IBISML2012-49 |
In this paper, we study a privacy preserving linear regression analysis. We propose a new protocol of distributed calcul... [more] | IBISML2012-49 pp.107-111 |
| IT | 2012-09-28 11:30 |
Gunma | Kusatsu Seminar House | A Quantizer Design Method Based on Mutual Information Criteria for MIMO System Manabu Kobayashi (SIT), Hideki Yagi (UEC), Hiroshi Ninomiya (SIT), Shigeichi Hirasawa (Waseda Univ.) IT2012-41 |
B. M. Kurkoski et al. have proposed a quantizer design method based on the maximization of the mutual information. Furt... [more] |
IT2012-41 pp.59-64 |
| NLP | 2011-11-11 09:35 |
Okinawa | Miyako Island Marine Terminal | An Error Probability Analysis of the Text Classification Using the CTW Algorithm Manabu Kobayashi (SIT), Masayuki Goto, Toshiyasu Matsushima (Waseda Univ.), Shigeichi Hirasawa (Cyber Univ.) NLP2011-111 |
The text classification problem has been investigated by various techniques, such as a vector space model, a support vec... [more] | NLP2011-111 pp.109-114 |
| IT | 2011-01-18 14:50 |
Nara | A Note on the Inference Algorithm on the Factor Graph based on the Linear Programming Shunsuke Horii, Toshiyasu Matsushima (Waseda Univ.), Shigeichi Hirasawa (Waseda Univ./Cyber Univ.) IT2010-63 |
Probabilistic inference problem on the graphical model is very important since it is arising in many applications which ... [more] | IT2010-63 pp.55-60 |
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| IT | 2011-01-18 15:10 |
Nara | An improved bit flipping decoding algorithm based on messages of binary sequence Yuki Taniguchi, Gou Hosoya, Masayuki Goto (Waseda Univ.), Shigeichi Hirasawa (Waseda Univ./Cyber Univ.) IT2010-64 |
Though the iterative threshold of Bit-flipping (BF) decoding is less than that of belief-propagation (BP) decoding, BF d... [more] | IT2010-64 pp.61-66 |
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| IT | 2011-01-18 16:20 |
Nara | Efficient encoding of Generalized LDPC Codes Kenichi Teramoto, Gou Hosoya, Masayuki Goto (Waseda Univ.), Shigeichi Hirasawa (Waseda Univ./Cyber Univ.) IT2010-67 |
[more] | IT2010-67 pp.79-84 |
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| IT | 2010-09-21 16:50 |
Miyagi | Tohoku Gakuin University | Linear Programming Decoding of Binary Linear Codes for Multiple-Access Channel Shunsuke Horii, Toshiyasu Matsushima, Shigeichi Hirasawa (Waseda Univ.) IT2010-39 |
In this paper, we develop a linear-programming (LP) decoding for the multiple-access channel with binary linear codes. ... [more] |
IT2010-39 pp.31-36 |
| NC, NLP, IPSJ-BIO [detail] | 2010-06-19 15:10 |
Okinawa | Ryukyu-daigaku-gozyu-syunen-kinenn-kaikan | Probabilistic Fault Diagnosis in Large Scale Multicomputer Systems Manabu Kobayashi, Toshinori Takabatake, Shinya Amano (Shonan Inst. of Tech.), Shigeichi Hirasawa (Cyver Univ.) NLP2010-23 NC2010-23 |
F.P.Preparata et al.\ have proposed a fault diagnosis model to find all fault nodes in the multiprocessor system by usin... [more] | NLP2010-23 NC2010-23 pp.205-210 |
| IT, ISEC, WBS | 2010-03-05 13:25 |
Nagano | Nagano-Engineering Campus, Shinshu University | Constructions of A Large Class of Optimum Linear Codes for Small Number of Information Symbols Masao Kasahara (Osaka Gakuin Univ.), Shigeichi Hirasawa (Waseda Univ.) IT2009-137 ISEC2009-145 WBS2009-116 |
We show that these codes meet the bound of linear codes $(m \leq 6)$ due to Brouwer and Verhoeff. It is strongly conjec... [more] |
IT2009-137 ISEC2009-145 WBS2009-116 pp.419-426 |
| IT | 2010-01-07 11:30 |
Overseas | Univ. of Hawaii | A Note on Analysing LDPC Codes for Correcting a Burst Erasure Gou Hosoya, Toshiyasu Matsushima, Shigeichi Hirasawa (Waseda Univ.) IT2009-52 |
[more] | IT2009-52 pp.7-10 |
| IT | 2009-07-23 13:30 |
Osaka | Kwansei Gakuin Univ. (Umeda campus) | Efficiently Encodable Generalized LDPC Codes using a Structure of its Subcodes Kenichi Teramoto, Gou Hosoya, Masayuki Goto, Shigeichi Hirasawa (Waseda Univ.) IT2009-10 |
The combination of the low-density parity-check (LDPC) codes and the iterative decoding algorithm has high performance.I... [more] | IT2009-10 pp.25-30 |
| IT | 2009-07-23 13:55 |
Osaka | Kwansei Gakuin Univ. (Umeda campus) | Effective Methods of Constructing Irregular LDPC Codes under Message-Passing Decoding and Updating Order for Sequential Decoding Yuki Taniguchi, Gou Hosoya, Masayuki Goto, Shigeichi Hirasawa (Waseda Univ.) IT2009-11 |
The performance of a combination of the irregular low-density parity-check (LDPC) codes and the belief-propagation (BP) ... [more] | IT2009-11 pp.31-36 |
| WBS, IT, ISEC | 2009-03-10 14:50 |
Hokkaido | Hakodate Mirai Univ. | A Grouping Method Based on Degree Distribution of Irregular LDPC Codes for Group Shuffled BP Decoding Algorithm Yoshiyuki Sato, Gou Hosoya, Shigeichi Hirasawa (Waseda Univ.) IT2008-107 ISEC2008-165 WBS2008-120 |
In this paper, we propose a effective grouping method for the Group Shuffled BP decoding algorithm using the irregular L... [more] | IT2008-107 ISEC2008-165 WBS2008-120 pp.421-426 |
| WBS, IT, ISEC | 2009-03-10 15:40 |
Hokkaido | Hakodate Mirai Univ. | Minimum span analysis for a combined graph ensemble of low-density parity-check codes Yujin Ishikawa, Yoshiyuki Sato, Gou Hosoya, Shigeichi Hirasawa (Waseda Univ.) IT2008-109 ISEC2008-167 WBS2008-122 |
The combination of the low-density parity-check (LDPC) code and the belif-propagation (BP) decoding algorithm exhibits a... [more] | IT2008-109 ISEC2008-167 WBS2008-122 pp.435-440 |
| WBS, IT, ISEC | 2009-03-10 16:40 |
Hokkaido | Hakodate Mirai Univ. | Constructions of Irregular LDPC Code for a Burst Erasure Gou Hosoya (Wased Univ.), Manabu Kobayashi (Shonan Inst. of Tech.), Shigeichi Hirasawa (Wased Univ.) IT2008-111 ISEC2008-169 WBS2008-124 |
We develope two methodology of constructing irregular low-density parity-check (LDPC) code for correcting a burst erasur... [more] | IT2008-111 ISEC2008-169 WBS2008-124 pp.447-452 |
| IT | 2008-09-12 08:40 |
Okinawa | Culture Resort Festone (Okinawa) | Error Correcting Codes using plural LDPC codes and Interleaving for a Finite-State Markov Channel Naoto Kobayashi, Toshiyasu Matsushima, Shigeichi Hirasawa (Waseda Univ.) IT2008-29 |
In this paper, we study interleaved codes with plural LDPC codes. Interleaved codes are one of efficient error correcti... [more] |
IT2008-29 pp.55-60 |
| ITE-HI, ITE-AIT, ITE-ME, IE, ITS | 2008-02-19 10:25 |
Hokkaido | Graduate School of Information Science and Technology Hokkaido Univ | Near Duplicated Image Detection by Learning with Difference Vector to Original Image Toshiyuki Sano, Gou Hosoya, Hideki Yagi, Shigeichi Hirasawa (Waseda Univ.) ITS2007-62 IE2007-245 |
In this paper, a new pre-trained detection scheme for near-duplicated images is proposed.By using the assumption that th... [more] | ITS2007-62 IE2007-245 pp.1-6 |
| IT | 2008-01-17 14:00 |
Tokyo | Waseda Univ. | A Note on the Weak Universal Joint Source-Channel Coding Ryo Nomura (Aoyama Gakuin Univ.), Toshiyasu Matsushima, Shigeichi Hirasawa (Waseda Univ.) IT2007-25 |
[more] | IT2007-25 pp.1-6 |
| IT | 2008-01-17 14:25 |
Tokyo | Waseda Univ. | A Note on Multiuser Detection Algorithms for CDMA based on the Belief Propagation Algorithm Shunsuke Horii, Tota Suko, Toshiyasu Matsushima, Shigeichi Hirasawa (Waseda Univ.) IT2007-26 |
Multiuser detection algorithms based on the belief propagation algorithm is presented. Previously, multiuser detection ... [more] |
IT2007-26 pp.7-12 |
| IE, IPSJ-AVM, CS, ITE-BCT | 2007-12-13 15:10 |
Aichi | Nagoya Univ. | Image Retrieval Using Bit-Plane for JPEG2000 Coded Texture Image Tatsuya Noguchi, Gou Hosoya, Hideki Yagi, Shigeichi Hirasawa (Waseda Univ.) CS2007-36 IE2007-119 |
We propose an image retrieval method that extracts features using probability and Euler vectors of wavelet coefficient’... [more] |
CS2007-36 IE2007-119 pp.39-43 |
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