367 search results - page 5 / 74 » Indexing Text Documents Based on Topic Identification |
ICDM
2007
IEEE
15 years 3 months ago
2007
IEEE
Probabilistic latent semantic indexing (PLSI) represents documents of a collection as mixture proportions of latent topics, which are learned from the collection by an expectation...
CIKM
2005
Springer
15 years 3 months ago
2005
Springer
Depending on a web searcher’s familiarity with a query’s target topic, it may be more appropriate to show her introductory or advanced documents. The TREC HARD [1] track defi...
LREC
2010
14 years 11 months ago
2010
In this paper, we present the main features of a text mining based search engine for the UK Educational Evidence Portal available at the UK National Centre for Text Mining (NaCTeM...
CIKM
2008
Springer
14 years 11 months ago
2008
Springer
Topic modeling has been a key problem for document analysis. One of the canonical approaches for topic modeling is Probabilistic Latent Semantic Indexing, which maximizes the join...
ICPR
2008
IEEE
15 years 4 months ago
2008
IEEE
This paper deals about text extraction from heterogeneous documents for categorizing documents and indexing tasks. The purpose of this work is to find similar text regions basing ...