1421 search results - page 251 / 285 » Variational image segmentation using boundary functions |
ICIP
2005
IEEE
14 years 11 months ago
2005
IEEE
In this paper we present a probabilistic framework for tracking objects based on local dynamic segmentation. We view the segn to be a Markov labeling process and abstract it as a ...
EUROCAST
2003
Springer
14 years 2 months ago
2003
Springer
Computer vision tasks such as learning, recognition, classification or segmentation applied to spatial data often requires spatial normalization of repeated features and structure...
ECCV
2008
Springer
14 years 11 months ago
2008
Springer
Each facial event will give rise to complex facial appearance variation. In this paper, we propose similarity features to describe the facial appearance for video-based facial even...
ISBI
2004
IEEE
14 years 10 months ago
2004
IEEE
In functional Magnetic Resonance Imaging (fMRI), recent works have addressed the non parametric estimation of the Hemodynamic Response Function (HRF) under linearity and stationar...
TMM
2002
13 years 9 months ago
2002
Modeling spatial context (e.g., autocorrelation) is a key challenge in classification problems that arise in geospatial domains. Markov random fields (MRF) is a popular model for i...