107 search results - page 7 / 22 » Descent methods for Nonnegative Matrix Factorization |
ICASSP
2009
IEEE
13 years 11 months ago
2009
IEEE
We consider inference in a general data-driven object-based model of multichannel audio data, assumed generated as a possibly underdetermined convolutive mixture of source signals...
ICA
2010
Springer
13 years 4 months ago
2010
Springer
Scanning process usually degrades digital documents due to the contents of the backside of the scanned manuscript. This is often because of the show-through effect, i.e. the backsi...
SDM
2009
SIAM
14 years 4 months ago
2009
SIAM
In this paper we explore avenues for improving the reliability of dimensionality reduction methods such as Non-Negative Matrix Factorization (NMF) as interpretive exploratory data...
ICPR
2010
IEEE
14 years 2 months ago
2010
IEEE
In this paper we develop a probabilistic interpretation and a full Bayesian inference for non-negative matrix deconvolution (NMFD) model. Our ultimate goal is unsupervised extract...
COST
2010
Springer
13 years 2 months ago
2010
Springer
Abstract. There are considerable differences among infants in the quality of interaction with their parents. These differences depend especially on the infants development which af...