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BC
2002
61views more  BC 2002»
13 years 7 months ago
Spike timing dependent synaptic plasticity in biological systems
Association of a presynaptic spike with a postsynaptic spike can lead to changes in synaptic efficacy that are highly dependent on the relative timing of the preand postsynaptic sp...
Patrick D. Roberts, Curtis C. Bell
BC
2002
88views more  BC 2002»
13 years 7 months ago
Beyond spike timing: the role of nonlinear plasticity and unreliable synapses
Spike-timing-dependent plasticity (STDP) strengthens synapses that are activated immediately before a postsynaptic spike, and weakens those that are activated after a spike. To pre...
Walter Senn
BC
1999
81views more  BC 1999»
13 years 7 months ago
Error tolerant associative memory
Abstract-- This paper surveys two advanced associative memory models[8][5]. The first model was derived from the projection on a closed convex set spanned by patterns. The second m...
Cheng-Yuan Liou, Shao-Kuo Yuan
BC
1999
108views more  BC 1999»
13 years 7 months ago
Exact digital simulation of time-invariant linear systems with applications to neuronal modeling
An ecient new method for the exact digital simulation of time-invariant linear systems is presented. Such systems are frequently encountered as models for neuronal systems, or as s...
Stefan Rotter, Markus Diesmann
BC
1999
61views more  BC 1999»
13 years 7 months ago
Cortical hypercolumn size determines stereo fusion limits
Abstract. The size of a pair of cortical ocular dominance columns determines a basic anatomical module of V-1 which Hubel and Wiesel have termed the hypercolumn. Does this correspo...
Yehezkel Yeshurun, Eric L. Schwartz