77 search results - page 6 / 16 » Event Detection from MPEG Video in the Compressed Domain |
PCM
2001
Springer
13 years 11 months ago
2001
Springer
A novel motion activity descriptor and its extraction from a compressed MPEG (MPEG-1/2) video stream are presented. The descriptor consists of two parts, a temporal descriptor and ...
CIVR
2007
Springer
14 years 1 months ago
2007
Springer
Among the various types of semantic concepts modeled, events pose the greatest challenge in terms of computational power needed to represent the event and accuracy that can be ach...
ISM
2006
IEEE
14 years 1 months ago
2006
IEEE
Commercial service providers and secret services yearn to employ the available environment for conveyance of their data in a secured way. In order to encrypt or to ensure personal...
TCSV
2002
13 years 7 months ago
2002
There are a number of useful methods for creating high-quality video or still images from a lower quality video source. The best of these involve motion compensating a number of vi...
ISCAS
2003
IEEE
14 years 19 days ago
2003
IEEE
In this paper, we propose a moving object extraction technique for MPEG coded data directly. It is a changebased motion object extraction approach, which discriminates background ...