64 search results - page 4 / 13 » Fast Optimization for Mixture Prior Models |
JMLR
2006
13 years 7 months ago
2006
We apply a type of generative modelling to the problem of blind source separation in which prior knowledge about the latent source signals, such as time-varying auto-correlation a...
ICIP
2006
IEEE
14 years 9 months ago
2006
IEEE
We address the problem of segmenting multiple similar objects by optimizing a Chan-Vese-like [1] functional with respect to a mixture of level set functions. We solve the variatio...
VLSM
2005
Springer
14 years 1 months ago
2005
Springer
Abstract. Given an image, digital matting consists in extracting a foreground element from the background. Standard methods are initialized with a trimap, a partition of the image ...
BMCBI
2010
13 years 7 months ago
2010
Background: The information provided by dense genome-wide markers using high throughput technology is of considerable potential in human disease studies and livestock breeding pro...
ISM
2008
IEEE
14 years 2 months ago
2008
IEEE
Many multimedia applications rely on the computation of logarithms, for example, when estimating log-likelihoods for Gaussian Mixture Models. Knowing of the demand to compute loga...