276 search results - page 19 / 56 » PAC-Learning of Markov Models with Hidden State |
MVA
2007
13 years 9 months ago
2007
We propose an algorithm for extracting facial features robustly from images for face recognition under large pose variation. Rectangular facial features are retrieved via the by-p...
ICIP
2003
IEEE
14 years 11 months ago
2003
IEEE
In this paper, we investigate the use of the coupled hidden Markov models (CHMM) for the task of audio-visual text dependent speaker identification. Our system determines the iden...
CSL
2004
Springer
13 years 9 months ago
2004
Springer
Recently various techniques to improve the correlation model of feature vector elements in speech recognition systems have been proposed. Such techniques include semi-tied covaria...
WWW
2009
ACM
14 years 10 months ago
2009
ACM
Capturing the context of a user's query from the previous queries and clicks in the same session may help understand the user's information need. A context-aware approac...
GCB
2000
Springer
14 years 1 months ago
2000
Springer
Conventional phylogenetic tree estimation methods assume that all sites in a DNA multiple alignment have the same evolutionary history. This assumption is violated in data sets fro...