3430 search results - page 10 / 686 » Language model for IR using collection information |
SIGIR
2002
ACM
13 years 8 months ago
2002
ACM
This poster session examines a probabilistic approach to distributed information retrieval using a Logistic Regression algorithm for estimation of collection relevance. The algori...
SIGIR
2010
ACM
13 years 6 months ago
2010
ACM
We introduce in this paper the family of information-based models for ad hoc information retrieval. These models draw their inspiration from a long-standing hypothesis in IR, name...
CLEF
2000
Springer
14 years 23 days ago
2000
Springer
We employ Automorphology, an MDL-based algorithm that determines the suffixes present in a language-sample with no prior knowledge of the language in question, and describe our exp...
SPIRE
2005
Springer
14 years 1 months ago
2005
Springer
Retrieval systems rank documents according to their retrieval status values (RSV) if these are monotonously increasing with the probability of relevance of documents. In this work,...
SIGIR
2009
ACM
14 years 2 months ago
2009
ACM
Pseudo-relevance feedback (PRF) via query-expansion has been proven to be effective in many information retrieval (IR) tasks. In most existing work, the top-ranked documents from...