579 search results - page 39 / 116 » Modeling word burstiness using the Dirichlet distribution |
144
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KBS
2007
15 years 6 months ago
2007
Many combinatorial problems can be modelled as Constraint Satisfaction Problems (CSPs). Solving a general CSP is known to be NP-complete, so closure and heuristic search are usual...
128
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INTERSPEECH
2010
15 years 27 days ago
2010
In this paper, we propose two different language modeling approaches, namely skip trigram and across sentence boundary, to capture the long range dependencies. The skip trigram mo...
168
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STACS
2004
Springer
15 years 11 months ago
2004
Springer
Motivated by problems of pattern statistics, we study the limit distribution of the random variable counting the number of occurrences of the symbol a in a word of length n chosen...
162
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ICASSP
2011
IEEE
14 years 9 months ago
2011
IEEE
This paper describes a new approach to modeling duration for LVCSR using SCARF, a toolkit for speech recognition with segmental conditional random fields. We utilize SCARF’s abi...
182
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IJCNLP
2004
Springer
15 years 11 months ago
2004
Springer
In this paper, a series of window-based methods is proposed for information retrieval. Compared with traditional tf-idf model, our approaches are based on two new key notions. The ...