64 search results - page 2 / 13 » An empirical study on using hidden markov model for search i... |
SIGMOD
2009
ACM
14 years 4 months ago
2009
ACM
In this paper, we consider the problem of keyword query cleaning for structured databases from a probabilistic approach. Keyword query cleaning consists of rewriting the user quer...
CEAS
2005
Springer
13 years 10 months ago
2005
Springer
To circumvent spam filters, many spammers attempt to obfuscate their emails by deliberately misspelling words or introducing other errors into the text. For example viagra may be...
ICMCS
2000
IEEE
13 years 8 months ago
2000
IEEE
Video classi cation and segmentation are fundamental steps for e cient accessing, retrieving and browsing large amount of video data. We have developed a scene classi cationscheme...
DICTA
2003
13 years 5 months ago
2003
Human-Machine interfaces play a role of growing importance as computer technology continues to evolve. Motivated by the desire to provide users with an intuitive gesture input syst...
MM
2003
ACM
13 years 9 months ago
2003
ACM
This paper discusses a new technique for detecting affective events using Hidden Markov Models(HMM). To map low level features of video data to high level emotional events, we per...