699 search results - page 35 / 140 » Hierarchical pitman-yor language model for information retri... |
IR
2010
13 years 5 months ago
2010
Abstract We present a new ranking algorithm that combines the strengths of two previous methods: boosted tree classification, and LambdaRank, which has been shown to be empiricall...
CAISE
2006
Springer
13 years 11 months ago
2006
Springer
Enterprise modeling involves multiple domains of expertise: requirements engineering, business process modeling, IT development etc. Our experience has shown that hierarchical ente...
HICSS
2006
IEEE
14 years 1 months ago
2006
IEEE
We report on the effectiveness of language models for personalization of retrieval results based on a searcher’s preference for document genre. In principle, such preferences ca...
NAACL
2010
13 years 5 months ago
2010
In evidence-based medicine, clinical questions involve four aspects: Patient/Problem (P), Intervention (I), Comparison (C) and Outcome (O), known as PICO elements. In this paper w...
ECIR
2008
Springer
13 years 8 months ago
2008
Springer
This paper addresses the issue of devising a new document prior for the language modeling (LM) approach for Information Retrieval. The prior is based on term statistics, derived in...