138 search results - page 7 / 28 » Combining concept hierarchies and statistical topic models |
191
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ICDE
2009
IEEE
16 years 1 months ago
2009
IEEE
Search queries on biomedical databases like PubMed often return a large number of results, only a small subset of which is relevant to the user. Ranking and categorization, which c...
CIKM
2008
Springer
15 years 1 months ago
2008
Springer
We present a passage relevance model for integrating syntactic and semantic evidence of biomedical concepts and topics using a probabilistic graphical model. Component models of t...
COLING
2010
14 years 6 months ago
2010
Ambiguity of entity mentions and concept references is a challenge to mining text beyond surface-level keywords. We describe an effective method of disambiguating surface forms an...
ICTAI
2007
IEEE
15 years 6 months ago
2007
IEEE
The majority of text retrieval and mining techniques are still based on exact feature (e.g. words) matching and unable to incorporate text semantics. Many researchers believe that...
116
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ICIP
2004
IEEE
16 years 1 months ago
2004
IEEE
The work presents the first effort to automatically annotate the semantic meanings of temporal video patterns obtained through unsupervised discovery processes. This problem is in...