Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
CAS, NLP |
2021-10-14 13:50 |
Online |
Online |
Pattern formation in a mathematical model of salt weathering Yoya Chiba, Koji Kurata (UR) CAS2021-24 NLP2021-22 |
Weathered patterns of the rock surface called "tafoni" are reproduced by a mathematical model. Tafoni is a weathering pa... [more] |
CAS2021-24 NLP2021-22 pp.39-44 |
NC, IBISML, IPSJ-BIO, IPSJ-MPS [detail] |
2021-06-29 13:30 |
Online |
Online |
A system which gives prediction only when prediction is judged possible Rina Moromizato, Akari Takamine, Koji Kurata (Ryukyu Univ.) NC2021-12 IBISML2021-12 |
[more] |
NC2021-12 IBISML2021-12 pp.85-90 |
NC, IBISML, IPSJ-BIO, IPSJ-MPS [detail] |
2021-06-29 15:50 |
Online |
Online |
Consideration of the effects of the basal ganglia activity and past experience on the choice behavior in rats using partial information decomposition Iori Sugiura, Tsukasa Irei (Univ. Ryukyus), Kenji Doya (OIST), Koji Kurata, Ryota Miyata (Univ. Ryukyus) NC2021-17 IBISML2021-17 |
In this study, we evaluated the effects of neural activities in the ventral pallidum (VP) and nucleus accumbens core (NA... [more] |
NC2021-17 IBISML2021-17 pp.114-119 |
NC, NLP (Joint) |
2017-01-26 13:35 |
Fukuoka |
Kitakyushu Foundation for the Advanement of Ind. Sci. and Tech. |
An Asymmetric Cell Division Model by Reaction-Diffusion Equations Shunta Yamashiro, Koji Kurata (Univ. of The Ryukyus) NLP2016-104 |
Reaction-diffusion equations or RD systems can mimic various natural patterns. The Gray-Scott model, which is one of two... [more] |
NLP2016-104 pp.43-48 |
MBE, NC (Joint) |
2015-12-19 14:50 |
Aichi |
Nagoya Institute of Technology |
An Associative Memory Model with Forgetting Process by Eliminating Weak Synapses Takuya Akamine, Koji Kurata (Univ Ryukyu) NC2015-50 |
In associative memory models overloading beyond the memory capacity causes catastrophic forgetting. In order to avoid it... [more] |
NC2015-50 pp.25-30 |
MBE, NC (Joint) |
2013-03-15 10:40 |
Tokyo |
Tamagawa University |
On the self-organization of topographic mapping in Bolzmann machines Akira Date (Univ. of Miyazaki), Koji Kurata (Univ. of Ryukyus) NC2012-169 |
We propose a learning algorithm for Boltzmann neural fields developed by Kurata (1988). The Boltzmann machine learning a... [more] |
NC2012-169 pp.203-208 |
NC |
2012-01-26 09:00 |
Hokkaido |
Future University Hakodate |
Storage capacity of the associative memory model with the zero-order synaptic decay Ryota Miyata (Tokyo Tech.), Jun Tsuzurugi (Okayama Univ. Sci.), Toru Aonishi (Tokyo Tech.), Koji Kurata (Univ. Ryukyu.) NC2011-97 |
It has been reported that synaptogenesis, formation of synaptic connection, continues to take place in certain regions o... [more] |
NC2011-97 pp.1-6 |
MBE, NC (Joint) |
2011-11-25 14:15 |
Miyagi |
ECEI Departments, Graduate School of Engineering, Tohoku University |
Optimization of the Sparsely Encoded Associative Memory Model with Unit Replacement by the Mutual Information Jun Tsuzurugi (Okayama Univ. Science), Ryota Miyata (Tokyo Tech), Koji Kurata (Univ. Ryukyu) NC2011-83 |
According to the previous researches, the associative memory model with unit replacement, in which a few old units are r... [more] |
NC2011-83 pp.65-70 |
NC |
2011-10-20 13:35 |
Fukuoka |
Ohashi Campus, Kyushu Univ. |
Statistical mechanics of the sparsely encoded Hopfield model with unit replacement Ryota Miyata, Jiro Maekawa (TITECH), Koji Kurata (Univ. Ryukyu), Toru Aonishi (TITECH) NC2011-64 |
In this paper, the sparsely encoded Hopfield model with unit replacement is analyzed by a statical mechanics, self-consi... [more] |
NC2011-64 pp.113-118 |
NC |
2011-07-25 10:45 |
Hyogo |
Graduate School of Engineering, Kobe University |
Optimization of the Sparsely Encoded Associative Memory Model with Forgetting Process by the Mutual Information Jun Tsuzurugi (Okayama Univ. Science), Ryota Miyata (Tokyo Tech Univ..), Koji Kurata (Univ. of Ryukyus.) NC2011-21 |
[more] |
NC2011-21 pp.7-10 |
MSS, CAS, VLD, SIP |
2011-06-30 13:30 |
Okinawa |
Okinawa-Ken-Seinen-Kaikan |
[Invited Talk]
Anti-Hebbian Learning and SOM Koji Kurata (Univ. of the Ryukyus) |
[more] |
|
NC, IPSJ-BIO [detail] |
2011-06-24 13:25 |
Okinawa |
50th Anniversary Memorial Hall, University of the Ryukyus |
Separated extraction of information by the oscillatory self-organizing maps Ryota Miyata (TITECH), Koji Kurata (Univ. Ryukyus) NC2011-12 |
The binding problem is one of the major issues, which remain to be unsolved in today’s brain science. As
a solution of ... [more] |
NC2011-12 pp.101-106 |
NC, IPSJ-BIO [detail] |
2011-06-24 13:50 |
Okinawa |
50th Anniversary Memorial Hall, University of the Ryukyus |
Simulation of Functional Map Organization in the Striate Cortex by Using Self Organizing Map Mika Inada (Ryukyu Univ.), Ryota Miyata (Tokyo Tech), Koji Kurata (Ryukyu Univ.) NC2011-13 |
[more] |
NC2011-13 pp.107-112 |
NC, NLP, IPSJ-BIO [detail] |
2010-06-18 14:40 |
Okinawa |
Ryukyu-daigaku-gozyu-syunen-kinenn-kaikan |
Localized Oscillatory Excitation on Non-linear Oscillatory Fields by Radial Isochron Clock Ryota Miyata, Koji Kurata (Univ. of Ryukyus) NLP2010-5 NC2010-5 |
We propose a model of the non-linear oscillatory field, using Radial Isochron Clocks (RICs) or Stuart-Landau (SL) oscill... [more] |
NLP2010-5 NC2010-5 pp.25-30 |
NC, NLP |
2009-07-13 11:00 |
Nara |
NAIST |
Acceleration of Learning Process of Self-Organizing Maps Using Asymmetric Neighborhood Functions Kaiichiro Ota, Takaaki Aoki (Kyoto Univ.), Koji Kurata (Univ. of the Ryukyus), Toshio Aoyagi (Kyoto Univ.) NLP2009-16 NC2009-9 |
In primary sensory cortices, there exists a significant ordered structure called a topographic map. The self-organizing ... [more] |
NLP2009-16 NC2009-9 pp.13-18 |
NC |
2009-05-25 11:30 |
Okinawa |
OIST, Okinawa |
Localized Oscillatory Excitation on Nerve Fields for Self-Organizing Neural Models Ryota Miyata (Ryukyu Univ.), Akira Date (Miyazaki Univ.), Koji Kurata (Ryukyu Univ.) NC2009-3 |
As a solution to the binding problem, there is a hypothesis that the binding of information is represented by phase-lock... [more] |
NC2009-3 pp.13-18 |
NC |
2009-01-19 15:10 |
Hokkaido |
Hokkaido Univ. |
Statistical mechanics of the Hopfield model with replacing units Yasunao Komatsu, Toru Aonishi (Tokyo Inst. of Tech.), Koji Kurata (Univ. of Ryukyus) NC2008-90 |
There is a critical memory capacity in the Hopfield model. If the number of embed patterns surpasses the crirical number... [more] |
NC2008-90 pp.49-54 |
NC, NLP |
2008-06-27 17:30 |
Okinawa |
University of the Ryukyus |
A Self-Organizing Model of Distributed Representation Separating Nonlinear Independent Components with Topology Tesshin Nakada, Koji Kurata (Ryukyu Univ.), Ryuichi Kimura (DAINIPPON SCREEN MFG. CO., LTD.), kyuhee Lee (Osaka Univ.) NC2008-31 |
A Self-Organizing Model is proposed that can separate and represent two nonliner independent components in input.
The m... [more] |
NC2008-31 pp.103-107 |
NC |
2007-06-15 14:50 |
Okinawa |
OIST Seaside House |
Self-Organizing Model of Information Separation by distributed representation Ryuichi Kimura, Koji Kurata (Ryukyu Univ) NC2007-24 |
We propose a self-organizing model of information separation by distributed representation. This model can map two infor... [more] |
NC2007-24 pp.91-96 |
NC |
2006-06-16 14:00 |
Okinawa |
OIST |
A Non-linear ICA neural network which can extract specific factors using clue Koji Wada (Kochi-nct), Koji Kurata (Ryukyu Univ.) |
[more] |
|