25 search results - page 5 / 5 » LDA-based document models for ad-hoc retrieval |
SIGIR
2006
ACM
13 years 11 months ago
2006
ACM
We introduce and validate bootstrap techniques to compute confidence intervals that quantify the effect of test-collection variability on average precision (AP) and mean average...
SIGIR
2008
ACM
13 years 5 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...
HICSS
2006
IEEE
13 years 11 months ago
2006
IEEE
The classical (ad hoc) document retrieval problem has been traditionally approached through ranking according to heuristically developed functions (such as tf.idf or bm25) or gene...
CLEF
2007
Springer
13 years 11 months ago
2007
Springer
We describe cross language retrieval experiments using Amharic queries and English language document collection from our participation in the bilingual ad hoc track at the CLEF 20...
HPDC
2003
IEEE
13 years 11 months ago
2003
IEEE
Abstract. We present PlanetP, a peer-to-peer (P2P) content search and retrieval infrastructure targeting communities wishing to share large sets of text documents. P2P computing is...