602 search results - page 63 / 121 » gradient vector flow |
ICTAI
2006
IEEE
14 years 4 months ago
2006
IEEE
In this paper we introduce a novel technique for modeling and recognizing gesture signals in 2D space. This technique is based on measuring the direction of the gradient of the mo...
ECIR
2010
Springer
13 years 8 months ago
2010
Springer
Abstract. Machine learning ranking methods are increasingly applied to ranking tasks in information retrieval (IR). However ranking tasks in IR often differ from standard ranking t...
ICPR
2010
IEEE
13 years 8 months ago
2010
IEEE
Image descriptors are widely adopted structures to match image features. SIFT-based descriptors are collections of gradient orientation histograms computed on different feature re...
ICPR
2004
IEEE
14 years 11 months ago
2004
IEEE
Various anatomical objects are tubular in shape. These structures can be modeled by describing their curvilinear path and the cross-sectional shape along the path. However, most r...
ISVC
2009
Springer
14 years 4 months ago
2009
Springer
We develop a method for the optical flow computation from a zooming image sequence. The synchronisation of image resolution for a pair of successive images in an image sequence is...