Yutaka Sakai

Affiliation	Tamagawa University Brain Science Institute, Graduate School of Brain Sciences
Position Title	Professor
Role	Computational model of decision making and communication
Field of Specialization	Computational Neuroscience
Research Keywords	Synaptic learning rule, Reinforcement learning, Self-organization, Stochastic process, Irrational behavior
Professional Affiliation	Japanese Neural Network Society, The Japan Neuroscience Society, The Physical Society of Japan

Articles

Reinforcement learning for discounted values often loses the goal in the application to animal learning. , Yamaguchi Y, Sakai Y, Neural networks 1, 2012, 35C: , 88 - 9
Multiple topological representation self-organized by spike-timing-dependent synaptic learning rule, Cognitive , Sakai Y, Wada K, , Neurodynamics, 2009, 3(1): , 33 - 38
When does reward maximization lead to matching law?, Y. Sakai, T. Fukai, PLoS one , 2008, 3, e3795
The actor-critic learning is behind the matching law: Matching vs. optimal behaviors, Y. Sakai, T. Fukai, Neural Computation , 2008, 20, 227 - 251
When does reward maximization lead to matching law? , Sakai Y, Fukai T, PLoS One , 2008, 3(11): e3795
Dynamically Sliding Threshold Model Reproduces the Initial-Strength Dependence of Spike-Timing-Dependent Synaptic Plasticity, H. Kurashige, Y. Sakai, J. Phys. Soc. Jpn , 2007, 76, 114802
Computational algorithms and neuronal network models underlying decision processes, Y. Sakai, H. Okamoto, T. Fukai, Neural Networks , 2006, 19, 1091 - 1105

International Conferences

Yamaguchi Y, Sakai Y, Poster presentation, A theoretical approach to animal's impulsive preference - Impulsive choice behavior is interpreted as a result of reward-maximization failure. , SCIS-ISIS2012 , Kobe, Japan, Nov. 20-24, 2012, 2012/11/20-2012/11/24
Kimura R, Saiki A, Fujiwara-Tsukamoto Y, Sakai Y, Isomura Y., Poster presentation, Coordinated multineuron activities related to externally- and internally-initiated movements in rat motor cortex. , Society for Neuroscience 41st annual meeting, Washington, DC, 2011/11/14
Yamaguchi Y, Sakai Y, Poster presentation, Discounted value problem becomes ill-posed by subject's strategy. , 8th IBRO, Florence, Italy, 2011/07/14-2011/07/18

Domestic Conferences

Yamaguchi Y, Sakai Y, Poster presentation, Impulsive preference emerges as a result from reward-maximization failure , Neuroscience 2012 , Nagoya, Japan, 2012/09/18-2012/09/21
Saiki A, Kimura R, Fujiwara-Tsukamoto Y, Sakai Y, Isomura Y., Poster presentation, Ensemble spiking activity in rat primary and secondary motor cortices during execution/non-execution of voluntary movement. , Neuroscience 2012 , Nagoya, Japan, 2012/09/18-2012/09/21
Fujiwara-Tsukamoto Y, Kimura R, Saiki A, Sakai Y, Isomura Y., Spout-lever manipulation: efficient learning of forelimb movements by head-fixed rats. , Neuroscience 2012 , Nagoya, Japan, 2012/09/18-2012/09/21
Kimura R, Saiki A, Fujiwara-Tsukamoto Y, Sakai Y, Isomura Y., Poster presentation, Coordinated multineuronal spiking activities related to externally- and internally-initiated movements in rat primary and secondary motor cortices. , Neuroscience 2012, Nagoya, Japan, 2012/09/18-2012/09/21
Yamaguchi Y, Sakai Y, Poster presentation, Discounted value problem becomes ill-posed by subject's strategy. , JNNS2011, Okinawa, Japan, 2011/12/14-2011/12/17
Kimura R, Sakai Y, Saiki A, Fujiwara-Tsukamoto Y, Isomura Y., Poster presentation, Ensemble spiking activities in rat motor cortex during externally- and internally- initiated movements. , Neuroscience 2011 , Yokohama, Japan, 2011/09/14-2011/09/17
Yamaguchi Y, Sakai Y, Poster presentation, Purpose or Strategy? Reconsideration of temporal discount in non-Markov situation. , Neuro2010, Kobe, Japan, 2010/09/02-2010/09/04
Sakai Y, Oral presentation, A hypothesis of efficient learning rule: dopamine-dependent metaplasticity. , 33rd annual meeting of the Japan neuroscience society (Neuro2010) , Kobe, Japan, 2010/09/02-2010/09/04

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