IJON
2002
13 years 11 months ago
2002
It was discovered recently that sparse decomposition by signal dictionaries results in dramatic improvement of the qualities of blind source separation. We exploit sparse decompos...
IJON
2002
13 years 11 months ago
2002
The present study investigates asymptotic behaviors of population codes, i.e., their performances when the number of neurons goes to in
IJON
2002
13 years 11 months ago
2002
The population vector is a linear decoder for an ensemble of neurons, whose response properties are nonlinear functions of the input vector. However, previous analyses of this deco...
IJON
2002
13 years 11 months ago
2002
NEURObjects is a set of C++ library classes for neural network development, exploiting the potentialities of object-oriented design and programming. The main goal of the library c...
IJON
2002
13 years 11 months ago
2002
A generalized ICA model allowing overcomplete bases and additive noises in the observables is applied to natural image data. It is well known that such a model produces independen...
IJON
2002
13 years 11 months ago
2002
IJON
2002
13 years 11 months ago
2002
We examine the conditions under which spike-timing-dependent plasticity (STDP) normalizes post-synaptic
IJON
2002
13 years 11 months ago
2002
: In this paper we describe a method for tracking walking humans in the visual field. Active contour models are used to track moving objects in a sequence of images. The resulting ...
IJON
2002
13 years 11 months ago
2002
A measure of temporal predictability is de
IJON
2002
13 years 11 months ago
2002
