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ESANN
2004
14 years 11 months ago
2004
Abstract. Bayesian approaches to density estimation and clustering using mixture distributions allow the automatic determination of the number of components in the mixture. Previou...
ESANN
2004
14 years 11 months ago
2004
Spiking neurons model a type of biological neural system where information is encoded with spike times. In this paper, a new method for decoding input spikes according to their abs...
ESANN
2004
14 years 11 months ago
2004
We propose an algorithm for recovering the matrix A in X = AS where X is a random vector of lower dimension than S. S is assumed to be sparse in the sense that S has less nonzero e...
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ESANN
2004
14 years 11 months ago
2004
Abstract. In most ICA algorithms, the separation performances are estimated through the evaluation of a contrast function , used in the update rule of elements of the unmixing matr...
ESANN
2004
14 years 11 months ago
2004
: the aim of this paper is to observe the group dynamic of funds' managers during an interesting period : January 99- July 01, which includes many financial events as financia...