Sciweavers

5740 search results - page 408 / 1148
» Application of Level Set Methods in Computer Vision
Sort
View
GRAPHITE
2004
ACM
16 years 25 days ago
Statistical synthesis of facial expressions for the portrayal of emotion
This paper presents a novel technique for the generation of ‘video textures’ to display human emotion. This is achieved by a method which uses existing video footage to synthe...
Lisa Gralewski, Neill W. Campbell, Barry T. Thomas...
SCALESPACE
2007
Springer
16 years 1 months ago
Non-negative Sparse Modeling of Textures
This paper presents a statistical model for textures that uses a non-negative decomposition on a set of local atoms learned from an exemplar. This model is described by the varianc...
Gabriel Peyré
ECCV
2000
Springer
16 years 9 months ago
Model-Based Initialisation for Segmentation
The initialisation of segmentation methods aiming at the localisation of biological structures in medical imagery is frequently regarded as a given precondition. In practice, howev...
Christian Brechbühler, Gábor Szé...
CVPR
2004
IEEE
16 years 9 months ago
Perceptual Organization of Radial Symmetries
Radial symmetry is an important perceptual cue for the feature-based representation, fixation, and description of large-scale data sets. A new approach based on iterative voting a...
Qing Yang, Bahram Parvin
ICPR
2006
IEEE
16 years 8 months ago
Linear model combining by optimizing the Area under the ROC curve
In some classification problems, like the detection of illnesses in patients, classes are very unbalanced and the misclassification costs for different classes vary significantly....
David M. J. Tax, Robert P. W. Duin