507 search results - page 32 / 102 » Portfolio theory of information retrieval |
SIGIR
2003
ACM
14 years 3 months ago
2003
ACM
Recent work has demonstrated that the assessment of pairwise object similarity can be approached in an axiomatic manner using information theory. We extend this concept specifica...
MM
2009
ACM
14 years 2 months ago
2009
ACM
Content Based Image Retrieval (CBIR) has become one of the most active research areas in computer science. Relevance feedback is often used in CBIR systems to bridge the semantic ...
SIGIR
2012
ACM
12 years 14 days ago
2012
ACM
Enterprise search is challenging for several reasons, notably the dynamic terminology and jargon that are specific to the enterprise domain. This challenge is partly addressed by...
CIKM
2008
Springer
14 years 1 days ago
2008
Springer
Inverse document frequency (IDF) is one of the most useful and widely used concepts in information retrieval. There have been various attempts to provide theoretical justification...
SIGIR
2008
ACM
13 years 10 months ago
2008
ACM
The classical probabilistic models attempt to capture the Ad hoc information retrieval problem within a rigorous probabilistic framework. It has long been recognized that the prim...