Ken Umeno
Ken Umeno
Professor, Graduate School of Informatics, Kyoto University
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Zitiert von
Zitiert von
Design of spread-spectrum sequences using chaotic dynamical systems and ergodic theory
CC Chen, K Yao, K Umeno, E Biglieri
IEEE Transactions on Circuits and Systems I: Fundamental Theory and …, 2001
Method of constructing exactly solvable chaos
K Umeno
Physical Review E 55 (5), 5280, 1997
Corrections of the NIST statistical test suite for randomness
SJ Kim, K Umeno, A Hasegawa
arXiv preprint nlin/0401040, 2004
Spreading sequences using periodic orbits of chaos for CDMA
K Umeno, K Kitayama
Electronics letters 35 (7), 545-546, 1999
Cryptocurrency market efficiency in short-and long-term horizons during COVID-19: An asymmetric multifractal analysis approach
S Kakinaka, K Umeno
Finance Research Letters 46, 102319, 2022
Superposition of chaotic processes with convergence to Lévy’s stable law
K Umeno
Physical Review E 58 (2), 2644, 1998
Chaotic Monte Carlo computation: a dynamical effect of random-number generations
KUK Umeno
Japanese Journal of Applied Physics 39 (3R), 1442, 2000
Apparatus and method for filtering a spectrum spread communication
K Umeno, S Shih, A Yamaguchi
US Patent 7,411,997, 2008
On the NIST statistical test suite for randomness
金成主, 梅野健, 長谷川晃朗
電子情報通信学会技術研究報告= IEICE technical report: 信学技報 103 (499), 21-27, 2003
Improvement of SNR with chaotic spreading sequences for CDMA
K Umeno, K Kitayama
Proceedings of the 1999 IEEE Information Theory and Communications Workshop …, 1999
Pseudo-random number sequence output unit, transmitter, receiver, communication system and filter unit
K Umeno
US Patent 7,099,366, 2006
Higher-order decomposition theory of exponential operators and its applications to QMC and nonlinear dynamics
M Suzuki, K Umeno
Computer Simulation Studies in Condensed-Matter Physics VI: Proceedings of …, 1993
Communicating apparatus and communicating method
K Umeno, A Hasegawa, M Kao
US Patent 7,697,590, 2010
Construction of optimal chaotic spreading sequence using Lebesgue spectrum filter
K Umeno, A Yamaguchi
IEICE transactions on fundamentals of electronics, communications and …, 2002
Blind source separation of chaotic laser signals by independent component analysis
M Kuraya, A Uchida, S Yoshimori, K Umeno
Optics Express 16 (2), 725-730, 2008
Randomness evaluation with the discrete Fourier transform test based on exact analysis of the reference distribution
H Okada, K Umeno
IEEE Transactions on Information Forensics and Security 12 (5), 1218-1226, 2017
Pseudo-random number sequence filter, filtering method and data recording medium
K Umeno
US Patent 7,466,780, 2008
Exploring asymmetric multifractal cross-correlations of price–volatility and asymmetric volatility dynamics in cryptocurrency markets
S Kakinaka, K Umeno
Physica A: Statistical Mechanics and its Applications 581, 126237, 2021
Receiving device, receiving method, and program
G Hori, K Umeno, M Kao
US Patent App. 11/714,446, 2007
Ergodic transformations on R preserving Cauchy laws
K Umeno
Nonlinear Theory and Its Applications, IEICE 7 (1), 14-20, 2016
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