30 search results - page 2 / 6 » Topic transition detection using hierarchical hidden Markov ... |
ICIP
2008
IEEE
14 years 11 months ago
2008
IEEE
This paper presents a content-based approach for temporal segmentation of videos. Tracked objects are characterized by their 2D trajectories which are used in a meaningful way to ...
ICIP
2003
IEEE
14 years 11 months ago
2003
IEEE
Structural information about a document is essential for structured query processing, indexing, and retrieval. A document page can be partitioned into a hierarchy of homogeneous r...
ICDM
2008
IEEE
14 years 4 months ago
2008
IEEE
This paper studies evolutionary clustering, which is a recently hot topic with many important applications, noticeably in social network analysis. In this paper, based on the rece...
NIPS
2001
13 years 11 months ago
2001
We show that it is possible to extend hidden Markov models to have a countably infinite number of hidden states. By using the theory of Dirichlet processes we can implicitly integ...
IVC
2002
13 years 9 months ago
2002
A system for the tracking and classification of livestock movements is presented. The combined `tracker-classifier' scheme is based on a variant of Isard and Blakes `Condensa...