670 search results - page 92 / 134 » Detection of semantic objects using description graphs |
ICCV
1995
IEEE
13 years 11 months ago
1995
IEEE
A new approach to tracking weakly modeled objects in a semantically rich domain is presented. We define a closed-world as a space-time region of an image sequence in which the co...
KR
2000
Springer
13 years 11 months ago
2000
Springer
When reasoning in description, modal or temporal logics it is often useful to consider axioms representing universal truths in the domain of discourse. Reasoning with respect to a...
TCSV
2008
13 years 7 months ago
2008
Abstract--This paper presents a survey of trajectory-based activity analysis for visual surveillance. It describes techniques that use trajectory data to define a general set of ac...
IVC
2002
13 years 7 months ago
2002
Modelling events is one of the key problems in dynamic scene analysis when salient and autonomous visual changes occuring in a scene need to be characterised effectively as meanin...
ICMCS
2007
IEEE
14 years 2 months ago
2007
IEEE
This paper presents a method for automatically annotating and retrieving animal images. Our model is a multi-modality ontology extended from our previous works in the sense that b...