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IPM
2007
13 years 6 months ago
2007
A thesaurus and an ontology provide a set of structured terms, phrases, and metadata, often in a hierarchical arrangement, that may be used to index, search, and mine documents. W...
IPM
2010
13 years 5 months ago
2010
The paper presents methods of retrieving blog posts containing opinions about an entity expressed in the query. The methods use a lexicon of subjective words and phrases compiled ...
IPM
2008
13 years 6 months ago
2008
We demonstrate effective new methods of document ranking based on lexical cohesive relationships between query terms. The proposed methods rely solely on the lexical relationships...
IPM
2008
13 years 6 months ago
2008
Access to information via handheld devices supports decision making away from one's computer. However, limitations include small screens and constrained wireless bandwidth. W...
IPM
2008
13 years 6 months ago
2008
Language modeling is an effective and theoretically attractive probabilistic framework for text information retrieval. The basic idea of this approach is to estimate a language mo...