Spiking neural network with lateral inhibition for reward-based associative learning

In this paper we propose a lateral inhibitory spiking neural network for reward-based associative learning with correlation in spike patterns for conflicting responses. The network has random and sparse connectivity, and we introduce a lateral inhibition via an anatomical constraint and synapse rein...

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Bibliographic Details
Main Authors: Yusoff, Nooraini, Ahmad, Farzana Kabir
Other Authors: Chu, Kiong Loo
Format: Book Section
Published: Springer International Publishing 2014
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Online Access:http://repo.uum.edu.my/18762/
http://doi.org/10.1007/978-3-319-12637-1_41
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Summary:In this paper we propose a lateral inhibitory spiking neural network for reward-based associative learning with correlation in spike patterns for conflicting responses. The network has random and sparse connectivity, and we introduce a lateral inhibition via an anatomical constraint and synapse reinforcement. The spiking dynamic follows the properties of Izhikevich spiking model. The learning involves association of a delayed stimulus pair to a response using reward modulated spike-time dependent plasticity (STDP). The proposed learning scheme has improved our initial work by allowing learning in a more dynamic and competitive environment.