327 search results - page 23 / 66 » Density Estimation by Mixture Models with Smoothing Priors |
ICASSP
2009
IEEE
14 years 3 months ago
2009
IEEE
This paper proposes an interpolating extension to hidden Markov models (HMMs), which allows more accurate modeling of natural sounds sources. The model is able to produce observat...
ICIP
2010
IEEE
13 years 6 months ago
2010
IEEE
Osteoporosis is a bone disease characterized by a reduction in bone mass, resulting in an increased risk of fractures. To diagnose the osteoporosis accurately, bone mineral densit...
TIP
2002
13 years 8 months ago
2002
An unsupervised classification algorithm is derived by modeling observed data as a mixture of several mutually exclusive classes that are each described by linear combinations of i...
ISBI
2008
IEEE
14 years 9 months ago
2008
IEEE
This paper presents a method for the segmentation of skin lesions in dermoscopy images. The proposed technique uses region based level sets and adopts a mixture of Gaussian densit...
CIMAGING
2009
13 years 9 months ago
2009
We present a new method for multi-object segmentation in a maximum a posteriori estimation framework. Our method is motivated by the observation that neighboring or coupling objec...