Laboratory for Neural Circuit Theory







  • 脳の確率的計算原理と回路メカニズム
  • 神経ダイナミクスと情報表現
  • 大脳皮質局所回路の機能に関する理論と実験(ラット)
  • 神経集団活動データからの情報抽出(機械学習等)


  • Teramae J, Tsubo Y, Fukai T (2012) Optimal spike-based communication in excitable networks with strong-sparse and weak-dense links, Scientific Reports 2, 485. doi:10.1038/srep00485.
  • Igarashi J, Isomura Y, Arai K, Harukuni R and Fukai T (2012) A theta-gamma oscillation code for neuronal coordination during motor behavior, J Neurosci. 33: 18515-18530
  • Tsubo Y, Isomura Y, Fukai T (2012) Power-law inter-spike interval distributions infer a conditional maximization of entropy in cortical neurons, PLoS Computational Biology, e1002461.
  • Gilson M, Fukai T (2011) Stability versus Neuronal Specialization for STDP: Long-Tail Weight Distributions Solve the Dilemma, PLoS ONE 6(10), e25339.
  • Isomura Y, Harukuni R, Takekawa T, Aizawa H, Fukai T (2009) Microcircuitry coordination of cortical motor information in self-initiation of voluntary movements, Nature Neuroscience 12, 1586-1593.
  • Okamoto H, Fukai T. (2009) Recurrent network models for perfect temporal integration of fluctuating correlated inputs, PLoS Comput. Biol. 5(6) e1000404.
  • Sakai Y, Fukai T (2008) When does reward maximization lead to matching law? PLoS ONE 3(11), e3795.
  • Fukai T, Kanemura S (2001) Noise-tolerant stimulus discrimination by synchronization with depressing synapses, Biological Cybernetics 85, 107-116.
  • Okamoto H, Fukai T (2001) A neural mechanism for cognitive timer, Physical Review Letters 86, 3919-3922.
  • Fukai T (2000) Neuronal communication within synchronous gamma oscillations, NeuroReport 11, 3457-3460.
  • Fukai T (1999) Sequence generation in arbitrary temporal patterns from theta-nested gamma oscillations: A model of the basal ganglia-thalamo-cortical loops. Neural Networks 12, 975-987.
  • Fukai T, Tanaka S (1997) A simple neural network exhibiting selective activation of neuronal ensembles: From winner-take-all to winners-share-all, Neural Computation 9, 77-97.
  • Shiino M, Fukai T (1993) Self-consistent signal-to-noise analysis of the statistical behavior of analog neural networks & enhancement of the storage capacity, Physical Review E48, 867-897.


News & Topics

2017/01/18 Publications
Takashi Handa et al, Medial frontal circuit dynamics represents probabilistic choices for unfamiliar sensory experience, Cerebral Cortex

2016/05/31 Publications
Miyamoto et al, Top-down cortical input during NREM sleep consolidates perceptual memory, Science

2016/05/31 Publications
Miyamoto et al, Top-down cortical input during NREM sleep consolidates perceptual memory, Science

2016/05/10 Publications
Hiratani and Fukai, Hebbian wiring plasticity generates efficient network structures for robust inference with synaptic weight plasticity, Frontiers in Neural Circuits

2016/04/27 New member
Kento Suzuki

Fukai made presentation at Workshop on High-Performance Computing, Stochastic Modeling and Database in Neuroscience, NeuroMat, São Paulo, SP, Brazil

2016/02/25 - 28
DeCostanzo, Haga and Hiratani made presentations at Computational and Systems Neuroscience (Cosyne) 2016

2015/09/24 Publications
Omura et al, A lognormal recurrent network model for burst generation during hippocampal sharp waves, J Neurosci 2015

2015/10/17 - 21
Kurikawa and Haga made presentations at Society for Neuroscience (SfN) 2015

2015/09/02 - 04
Hayakawa and Haga made presentations at the 25th Annual Conference of Japanese Neural Network Society (JNNS) 2015

2015/09/02 - 04
Hiratani made a presentation at Neural Coding, Computation and Dynamics (NCCD) 2015

Fukai talked at IEEE CIS Summer School on Neuromorphic and Cyborg Intelligent Systems

Fukai talked at Convergent Science of Mind and Brain

2015/07/28 - 31
Takekawa, Hayakawa and Watanabe made presentations at the 38th Annual Meeting of the Japan Neuroscience Society (JNS) 2015

2015/07/18 - 23
Kurikawa made a presentation at Computational Neuroscience Society (CNS) 2015

2015/04/24 Publications
Hiratani, Mixed Signal Learning by Spike Correlation Propagation in Feedback Inhibitory Circuits, PLoS Computational Biology

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Lab. for Neural Circuit Theory, RIKEN Brain Science Institute
2-1 Hirosawa, Wako, Saitama, 351-0198 JAPAN