154 search results - page 1 / 31 » Hierarchical Non-Emitting Markov Models |
ACL
1997
13 years 6 months ago
1997
We describe a simple variant of the interpolated Markov model with nonemitting state transitions and prove that it is strictly more powerful than any Markov model. More importantl...
MM
2005
ACM
13 years 11 months ago
2005
ACM
In this paper we introduce a probabilistic framework to exploit hierarchy, structure sharing and duration information for topic transition detection in videos. Our probabilistic d...
ICDE
2006
IEEE
13 years 11 months ago
2006
IEEE
The dream of pervasive multimedia retrieval and reuse will not be realized without incorporating semantics in the multimedia database. As video data is penetrating many informatio...
ML
1998
ACM
13 years 5 months ago
1998
ACM
We introduce, analyze and demonstrate a recursive hierarchical generalization of the widely used hidden Markov models, which we name Hierarchical Hidden Markov Models (HHMM). Our m...
AIIA
2005
Springer
13 years 11 months ago
2005
Springer
Building profiles for processes and for interactive users is a important task in intrusion detection. This paper presents the results obtained with a Hierarchical Hidden Markov Mo...