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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 47  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
CCS 2022-03-27
13:50
Hokkaido RUSUTSU RESORT HOTEL & CONVENTION
(Primary: On-site, Secondary: Online)
Proposal of 256 Lightweight Chaotic Cipher Postero-Xaos
Keisuke Nakayasu, Ken Umeno (Kyoto Univ.) CCS2021-44
 [more] CCS2021-44
pp.48-53
CCS 2019-11-14
14:15
Hyogo Kobe Univ. Optimization and Parallelization of Superefficient Chaotic Monte Carlo Computation
Xiao Jin, Ken Umeno (Kyoto Univ.) CCS2019-27
(To be available after the conference date) [more] CCS2019-27
pp.15-18
CCS 2019-11-14
14:55
Hyogo Kobe Univ. [Invited Talk] Superefficient Monte Carlo Computation -- Why chaotic correlation matters in efficiency of Monte Carlo computation? and similarity between quantum computation and superefficient Monte Carlo computation --
Ken Umeno (Kyoto Univ.)
 [more]
CCS 2017-03-11
09:30
Tokyo ELSI, TITECH Proposal of New DFT Test Based on Exact Reference Distribution: Theory and Experiments
Atsushi Iwasaki, Ken Umeno (Kyoto Univ.) CCS2016-49
 [more] CCS2016-49
pp.25-30
CCS 2016-08-10
09:30
Hokkaido Yoichi Chuo kominkan The Parameter Estimation of Levy's Stable Distributions and its Application to the Stock Market
Takumi Fukunaga, Ken Umeno, Masaru Shintani (Kyoto Univ.) CCS2016-21
 [more] CCS2016-21
pp.27-31
CCS 2016-08-10
10:00
Hokkaido Yoichi Chuo kominkan Correlation analysis for Total Electron Content anomalies on 11th March, 2011
Takuya Iwata, Ken Umeno (Kyoto Univ.) CCS2016-22
 [more] CCS2016-22
pp.33-36
CCS 2016-08-10
10:30
Hokkaido Yoichi Chuo kominkan Does the superposition of different power law distributions converge to Stable distributions?
Masaru Shintani, Masaru Shintani (Kyoto Univ.) CCS2016-23
 [more] CCS2016-23
pp.37-39
EMM, ISEC, SITE, ICSS, IPSJ-CSEC, IPSJ-SPT [detail] 2016-07-15
09:55
Yamaguchi   Further improving security of Vector Stream Cipher
Atsushi Iwasaki, Ken Umeno (Kyoto Univ.) ISEC2016-28 SITE2016-22 ICSS2016-28 EMM2016-36
Vector Stream Cipher (VSC) is a stream cipher which is very fast and is implemented lightly.
Some attacks for VSC have ... [more]
ISEC2016-28 SITE2016-22 ICSS2016-28 EMM2016-36
pp.115-120
CCS 2015-11-10
11:25
Kyoto Inamori Foundation Memorial Building, Kyoto Univ. Performance evaluation of satellite communication system using almost periodic frequency arrangement
Isao Nakazawa, Umeno Ken (Kyoto Univ) CCS2015-59
 [more] CCS2015-59
pp.75-79
CCS 2015-11-10
15:25
Kyoto Inamori Foundation Memorial Building, Kyoto Univ. Optimal CDMA Systems with Heterogeneous Autocorrelations of Constant Power Spreading Sequence -- Theory and its Performance Evaluation --
Hirofumi Tsuda, Ken Umeno (Kyoto Univ.) CCS2015-64
Recently, the new spreading sequence obtained by Weyl sequence is proposed. Its crosscorrelation function follows O(1/N)... [more] CCS2015-64
pp.103-108
CCS 2015-08-06
14:35
Hokkaido Dai-ichi Takimotokan (Noboribetsu, Hokkaido) Analysis of common noise-induced synchronization phenomena in chaotic systems with the Cauchy distributions
Masaru Shintani, Ken Umeno (Kyoto Univ.) CCS2015-31
Cauchy distributions have various good characteristics for analysis. In this report, we analyze common noise-induced syn... [more] CCS2015-31
pp.11-16
CCS 2015-08-06
15:45
Hokkaido Dai-ichi Takimotokan (Noboribetsu, Hokkaido) Almost periodicity frequency arrangement and application to satellite communication system
Isao Nakazawa, Ken Umeno (Kyoto University) CCS2015-33
In the satellite communication that aims at safety and safety ICT in the next generation, the demand of a super-multiacc... [more] CCS2015-33
pp.23-26
CCS 2015-08-07
10:45
Hokkaido Dai-ichi Takimotokan (Noboribetsu, Hokkaido) Discrete Fourier Transform Test Based on the Simultaneous Use of Multiple Sequences
Hiroki Okada, Ken Umeno (Kyoto Univ.) CCS2015-42
In this paper, we review the problems in the Discrete Fourier
Transform (DFT) test included in SP800-22 released by ... [more]
CCS2015-42
pp.73-78
NLP, CCS 2015-06-11
15:30
Tokyo Waseda Univerisity Applicability and characteristics to satellite communications with power constant chaotic spreading sequence
Isao Nakazawa, Ken Umeno (Kyoto Univ.) NLP2015-51 CCS2015-13
On explosion of Telecommunications and the Big Data, super-multi access satellite sensor network and high-speed satellit... [more] NLP2015-51 CCS2015-13
pp.73-78
NLP, CCS 2015-06-12
13:35
Tokyo Waseda Univerisity Period of orbit and degree of Chebyshev polynomial on a ring of modulo $2^w$
Atsushi Iwasaki, Ken Umeno (Kyoto univ.) NLP2015-61 CCS2015-23
 [more] NLP2015-61 CCS2015-23
pp.129-134
MSS 2015-03-05
13:50
Ishikawa IT Business Plaza Musashi Path Finding Algorithms for large-scale building with structural change
Tomohiro Shimizu, Ken Umeno (Kyoto Univ.), Alice Okabe, Atsuko Enomoto, Yoichi Nonaka (Hitachi) MSS2014-93
We introduce the problem to find optimal carry-out/carry-in paths for the maintenance tasks of a large-scale plant. To r... [more] MSS2014-93
pp.13-18
NLP 2014-12-03
13:50
Tokyo Kyoto Univ. Tokyo Office Performance Analysis of Super Dense Multiple Access(SDMA) Communications Systems Using Almost Periodic Function Codes
Tomoya Naohara, Ken Umeno (Kyoto Univ.) NLP2014-101
We propose a new communications system that is different from what is using PN codes or chaotic codes. It is based on th... [more] NLP2014-101
pp.11-16
NLP, CAS 2014-10-16
16:45
Ehime Ehime University Periodical property of Chebyshev polynomials on the residue class rings modulo 2^w
Atsushi Iwasaki, Ken Umeno (Kyoto Univ.) CAS2014-67 NLP2014-61
The odd degree Chebyshev polynomials are known to be permutation polynomials on the residue class rings modulo $2^w$,
... [more]
CAS2014-67 NLP2014-61
pp.81-86
NLP, CAS 2014-10-16
17:05
Ehime Ehime University Spread Spectrum Communications Based on Almost Periodic Functions -- Almost Periodic Code Approach versus Chaotic Code Approach for Communications --
Ken Umeno (Kyoto Univ.) CAS2014-68 NLP2014-62
 [more] CAS2014-68 NLP2014-62
pp.87-90
NLP 2014-07-22
10:50
Hokkaido Hakodate City Central Library Performance Evaluation of Chaos CDMA Communications Systems Under the Fading Environment
Tomoya Naohara, Ken Umeno (Kyoto Univ.) NLP2014-41
A digital filter named LSF(Lebesgue Spectrum Filter) that can suppress interference noise in asynchronous CDMA communica... [more] NLP2014-41
pp.53-58
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