ECIR
2008
Springer
13 years 10 months ago
2008
Springer
Abstract. We investigate the potential of coherence-based scores to predict query difficulty. The coherence of a document set associated with each query word is used to capture the...
ECIR
2008
Springer
13 years 10 months ago
2008
Springer
Abstract. Information retrieval from web and XML document collections is ever more focused on returning entities instead of web pages or XML elements. There are many research field...
ECIR
2008
Springer
13 years 10 months ago
2008
Springer
Aligned corpora are often-used resources in CLIR systems. The three qualities of translation corpora that most dramatically affect the performance of a corpus-based CLIR system are...
ECIR
2008
Springer
13 years 10 months ago
2008
Springer
ECIR
2008
Springer
13 years 10 months ago
2008
Springer
IR research has a strong tradition of laboratory evaluation of systems. Such research is based on test collections, pre-defined test topics, and standard evaluation metrics. While ...
ECIR
2008
Springer
13 years 10 months ago
2008
Springer
In document retrieval using pseudo relevance feedback, after initial ranking, a fixed number of top-ranked documents are selected as feedback to build a new expansion query model. ...
ECIR
2008
Springer
13 years 10 months ago
2008
Springer
Wikipedia is one of the most popular information sources on the Web. The free encyclopedia is densely linked. The link structure in Wikipedia differs from the Web at large: interna...
ECIR
2008
Springer
13 years 10 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...
ECIR
2008
Springer
13 years 10 months ago
2008
Springer
Abstract. Information retrieval systems have traditionally been evaluated over absolute judgments of relevance: each document is judged for relevance on its own, independent of oth...
ECIR
2008
Springer
13 years 10 months ago
2008
Springer
Abstract. Clickthrough data has been the subject of increasing popularity as an implicit indicator of user feedback. Previous analysis has suggested that user click behaviour is su...