293 search results - page 4 / 59 » Comparing Local Feature Descriptors in pLSA-Based Image Mode... |
ECCV
2010
Springer
14 years 1 months ago
2010
Springer
We present spatio-temporal feature descriptors that can be inferred from video and used as building blocks in action recognition systems. They capture the evolution of ``elementar...
TIP
2008
13 years 7 months ago
2008
Edge-based and region-based active contours are frequently used in image segmentation. While edges characterize small neighborhoods of pixels, region descriptors characterize entir...
CBMS
2009
IEEE
14 years 2 months ago
2009
IEEE
Feature extraction and selection are two important steps for shape retrieval. Given a data set, a set of features which describe the shape property from different aspects are extr...
DICTA
2009
13 years 5 months ago
2009
In this paper we propose a novel appearance descriptor for 3D human pose estimation from monocular images using a learning-based technique. Our image-descriptor is based on the int...
SCVMA
2004
Springer
14 years 1 months ago
2004
Springer
Abstract. This paper presents and investigates a set of local spacetime descriptors for representing and recognizing motion patterns in video. Following the idea of local features ...