392 search results - page 13 / 79 » Document Retrieval by Projection Based Frequency Distributio... |
ANLP
1994
15 years 1 months ago
1994
The use of NLP techniques for document classification has not produced significant improvements in performance within the standard term weighting statistical assignment paradigm (...
CIKM
2001
Springer
15 years 4 months ago
2001
Springer
We have investigated two major issues in Distributed Information Retrieval (DIR), namely: collection selection and search results merging. While most published works on these two ...
ECIR
2009
Springer
15 years 9 months ago
2009
Springer
Probabilistic retrieval models usually rank documents based on a scalar quantity. However, such models lack any estimate for the uncertainty associated with a document’s rank. Fu...
CIKM
2010
Springer
14 years 10 months ago
2010
Springer
The probability that a term appears in relevant documents ( ) is a fundamental quantity in several probabilistic retrieval models, however it is difficult to estimate without rele...
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SIGMOD
2008
ACM
15 years 12 months ago
2008
ACM
Text documents often embed data that is structured in nature. This structured data is increasingly exposed using information extraction systems, which generate structured relation...