428 search results - page 22 / 86 » Unsupervised mammograms segmentation |
ICCV
2005
IEEE
14 years 2 months ago
2005
IEEE
We address the problem of learning object class models and object segmentations from unannotated images. We introduce LOCUS (Learning Object Classes with Unsupervised Segmentation...
EMMCVPR
1997
Springer
14 years 1 months ago
1997
Springer
Abstract. In this paper a rigorous mathematical framework of deterministic annealing and mean-field approximation is presented for a general class of partitioning, clustering and ...
ICIP
2006
IEEE
14 years 10 months ago
2006
IEEE
We address unsupervised variational segmentation ofmulti-look complex polarimetric images using a Wishart observation model via level sets. The methods consists of minimizing a fu...
ICASSP
2009
IEEE
14 years 3 months ago
2009
IEEE
We introduce a regularized kernel-based rule for unsupervised change detection based on a simpler version of the recently proposed kernel Fisher discriminant ratio. Compared to ot...
IFSA
2007
Springer
14 years 3 months ago
2007
Springer
The use of unsupervised fuzzy learning methods produces a large number of alternative classifications. This paper presents and analyzes a series of criteria to select the most sui...