Committee 
Date Time 
Place 
Paper Title / Authors 
Abstract 
Paper # 
ISEC, IT, WBS 
20200310 14:50 
Hyogo 
University of Hyogo (Cancelled but technical report was issued) 
Construction of Efficient Decodable SequenceSubset Codes Based on Constant Weight Codes Tomokazu Emoto, Takayuki Nozaki (Yamaguchi Univ.) IT2019106 ISEC2019102 WBS201955 
Each codeword of sequencesubset codes is represented by a set of sequences.
The subsetsequence codes are used for err... [more] 
IT2019106 ISEC2019102 WBS201955 pp.107112 
VLD, DC, CPSY, RECONF, CPM, ICD, IE, IPSJSLDM, IPSJEMB, IPSJARC (Joint) [detail] 
20181207 09:50 
Hiroshima 
Satellite Campus Hiroshima 
A study on estimating the degradation of critical path delay using replica sensors Kunihiro Oshima, Son Bian, Masayuki Hiromoto, Takashi Sato (Kyoto Univ.) VLD201867 DC201853 
In this paper, we propose a novel method to estimate the aginginduced timing degradation of logic circuits. In the prop... [more] 
VLD201867 DC201853 pp.195200 
IT, EMM 
20180517 16:25 
Tokyo 
Ookayama Campus, Tokyo Institute of Technology 
Public key attack on knapsak PKC based on subset sum decision problem Ryuichi Sakai, Yasuyuki Murakami (Osaka ElectroCommunication Univ.) IT20186 EMM20186 
In 2012, Murakami, Hamasho and Kasahara have proposed a knapsack PKC based on the subset sum decision problem. An attack... [more] 
IT20186 EMM20186 pp.3134 
IA, ICSS 
20150612 11:10 
Fukuoka 
Kyushu Institute of Technology Univ. 
Knapsack Cryptosystems with Random Secret Sequences using Logical And Operation Yasuyuki Murakami, Shinsuke Hamasho (OECU), Masao Kasahara (WU/CU) IA201511 ICSS201511 
In 2012, the present authors proposed a knapsack publickey cryptosystem using a random secret sequence, which will be r... [more] 
IA201511 ICSS201511 pp.5762 
ISEC, IT, WBS 
20150303 10:55 
Fukuoka 
The University of Kitakyushu 
Knapsack Cryptosystem Using Three Random Secret Sequences Yasuyuki Murakami, Shinsuke Hamasho (OECU), Masao Kasahara (WU/CU) IT201491 ISEC2014104 WBS201483 
In 2012, the present authors proposed a knapsack publickey cryptosystem using a random secret sequence, which will be r... [more] 
IT201491 ISEC2014104 WBS201483 pp.187192 
PRMU, IPSJCVIM, MVE [detail] 
20150123 15:15 
Nara 

MultiClass Discrimination by Parallel Underdetermined System of Weight Equations Wataru Inoue, Tsuyoshi Fukuda, Hisayoshi Chugan, Takeshi Shakunaga (Okayama Univ.) PRMU2014105 MVE201467 
This paper discusses a parallel underdetermined approach for largescale face recognition using the weight equations of ... [more] 
PRMU2014105 MVE201467 pp.227232 
PRMU, IBISML, IPSJCVIM [detail] 
20140901 11:00 
Ibaraki 

MultiClass Discrimination by MultiStage Configuration of 2Layer Weight Equation Systems Takeshi Shakunaga, Tsuyoshi Fukuda, Hisayoshi Chugan (Okayama Univ) PRMU201438 IBISML201419 
This paper discusses a novel hierarchical overdetermined approach for face tracking and recognition using the augmented ... [more] 
PRMU201438 IBISML201419 pp.1319 
ICSS, IA 
20140605 16:15 
Hyogo 
Takikawa Memorial Hall, Kobe University 
Attack on Knapsack Cryptography by Using Intermediary Plaintext Yoshihiro Kusanagi, Atsushi Nagao, Masakatu Morii (Kobe Univ.) IA20143 ICSS20143 
Knapsack cryptography is the public key cryptosystem based on knapsack problem (especially subset sum problem).
Density... [more] 
IA20143 ICSS20143 pp.914 
IBISML 
20120312 10:00 
Tokyo 
The Institute of Statistical Mathematics 
Chance Adjusted Infinite Relational Model for Asymmetric and Individually Different Relational Data Analysis Iku Ohama, Hiromi Iida (Panasonic), Takuya Kida, Hiroki Arimura (Hokkaido Univ.) IBISML201187 
We propose a new generative model which analyses asymmetric and individually different relational data. In our proposed ... [more] 
IBISML201187 pp.18 
AP, RCS (Joint) 
20111116 09:45 
Aichi 
Nagoya Congress Center 
Effect of antenna subset switching delay on reception performance in MIMO systems Kazuhiko Mitsuyama (NHK/Keio Univ.), Tetsuomi Ikeda (NHK), Tomoaki Ohtsuki (Keio Univ.) RCS2011190 
We have been studying a MIMO system that exploits macrodiversity effect to transmit highquality videos across wide area... [more] 
RCS2011190 pp.712 
ISEC, IPSJCSEC, SITE, ICSS, EMM, IPSJSPT [detail] 
20110713 14:55 
Shizuoka 
Shizuoka University 
Construction of New Classes of ProductSum Type Public Key Cryptosystem, K(IV)ΣPKC and K(I)ΣΠPKC Masao Kasahara (Osaka Gakuin Univ) ISEC201124 SITE201121 ICSS201129 EMM201123 
In this paper, we present a new class of knapsack type PKC referred to as K(IV)$\Sigma$PKC. In a sharp contrast with the... [more] 
ISEC201124 SITE201121 ICSS201129 EMM201123 pp.137144 
COMP 
20110309 14:10 
Tokyo 
Chuo Univ. 
Constanttime approximation algorithms for the knapsack problem Hiro Ito, Susumu Kiyoshima, Yuichi Yoshida (Kyoto Univ.) COMP201051 
In this paper, we give constanttime approximation algorithms
for the knapsack problem.
A randomized algorithm is cal... [more] 
COMP201051 pp.2936 
ISEC, IT, WBS 
20110304 13:25 
Osaka 
Osaka University 
A Construction of New Class of KnapsackType Public Key Cryptosystem, K(III)ΣPKC Masao Kasahara (Osaka Gakuin Univ.) IT2010124 ISEC2010128 WBS2010103 
In this paper, we present a new class of knapsack type PKC referred to as K(?)ΣPKC. In a sharp contrast with the convent... [more] 
IT2010124 ISEC2010128 WBS2010103 pp.373376 
ISEC 
20100910 13:00 
Tokyo 
KikaiShinkoKaikan Bldg. 
A Construction of New Class of KnapsackType Public Key Cryptosystem, K(I)ΣPKC, Constructed Based on K(I)Scheme Masao Kasahara (Osaka Gakuin Univ.) ISEC201041 
The present author previously proposed a new scheme of strengthening a wide class of PKC's, referred to as K(I)Scheme.
... [more] 
ISEC201041 pp.2125 
ISEC 
20100910 13:25 
Tokyo 
KikaiShinkoKaikan Bldg. 
A Construction of New Class of KnapsackType Public Key Cryptosystem, K(II)ΣPKC Masao Kasahara (Osaka Gakuin Univ.) ISEC201042 
In this paper, we present a new class of knapsack type PKC referred to as K(II)$\Sigma$PKC.
In a sharp contrast with th... [more] 
ISEC201042 pp.2730 
ISEC 
20090522 14:40 
Tokyo 
KikaiShinkoKaikan Bldg. 
Another Experimental Security Analysis of OTU2000 through Attacks Based on Lattice Theory Daewoo Kim, Masahiro Mambo, Eiji Okamoto (Univ. of Tsukuba.) ISEC200910 
OTU 2000 was proposed as a quantum cyrptosystem which may not be broken even if quantum computers are constructed. In th... [more] 
ISEC200910 pp.6168 
ISEC 
20051216 13:25 
Tokyo 
KikaiShinkoKaikan Bldg. 
Improvement of Subset Difference Method Using Commutative Function Mai Nakagawa, Wataru Kishimoto (Chiba Univ.) 
When we bradcast some kind of data such as music or movie,
we employ a revocation scheme to protect its copyright.
N... [more] 
ISEC2005114 pp.2329 
MBE, NC (Joint) 
20051209 15:20 
Aichi 

Splitting the feature subset selection of multiclass support vector machines Xin Hu, Mauricio Kugler (NIT), Anto Satriyo Nugroho (Chukyo Univ.), Susumu Kuroyanagi, Akira Iwata (NIT) 
One drawback on the use of Support Vector Machines (SVM) in real
applications is its slow classification speed, proport... [more] 
NC200586 pp.3136 
PRMU 
20040910  20040911 
Kyoto 

A Vector Set Similarity Measure based on Bidirectional Mapping and Its Upper Bounds Takanori Yokoyama, Toshinori Watanabe, Hisashi Koga (UEC) 
We have proposed a fractal code retrieval method.
There, we interpreted a fractal code as a vector set, and introduced... [more] 

OCS, OFT 
20040827 15:15 
Hokkaido 
Muroran Institute of Technology 
Image Reconstruction in TimeResolved Optical Tomography Khota Ichitsubo, Takumi Ishikawa, Takashi Ohtomo, Tadatoshi Tanifuji (KIT) 
Image reconstruction in timeresolved optical tomography (OT) utilizing only reflectance of inhomogeneous scattering med... [more] 
OCS200480 OFT200443 pp.6972 