279 search results - page 18 / 56 » Motion trajectory based video indexing and retrieval |
CVPR
2009
IEEE
14 years 2 months ago
2009
IEEE
The objective of this paper is to parse object trajectories in surveillance video against occlusion, interruption, and background clutter. We present a spatio-temporal graph (ST-G...
CVPR
2011
IEEE
13 years 3 months ago
2011
IEEE
Feature trajectories have shown to be efficient for representing videos. Typically, they are extracted using the KLT tracker or matching SIFT descriptors between frames. However,...
TCSV
2008
13 years 7 months ago
2008
The characterization of a video segment by a digital signature is a fundamental task in video processing. It is necessary for video indexing and retrieval, copyright protection and...
ICMCS
2006
IEEE
14 years 2 months ago
2006
IEEE
Automatic systems are needed for audiovisual databases to efficiently index, browse, summarize and retrieve, because the amount of stored data is increasing tremendously. Historic...
ICIP
2007
IEEE
14 years 2 months ago
2007
IEEE
In the past years, the 3D display technology has become a booming branch of research with fast technical progress. Hence, the 3D conversion of already existing 2D video material i...