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128
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IS
2006
15 years 1 months ago
2006
The prediction of query performance is an interesting and important issue in Information Retrieval (IR). Current predictors involve the use of relevance scores, which are time-con...
130
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TREC
2007
15 years 2 months ago
2007
The TREC 2007 question answering (QA) track contained two tasks: the main task consisting of series of factoid, list, and “Other” questions organized around a set of targets, ...
101
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CIKM
2000
Springer
15 years 5 months ago
2000
Springer
This paper presents a system that retrieves descriptive phrases of proper nouns from free text. Sentences holding the specified noun are ranked using a technique based on pattern ...
CLEF
2005
Springer
15 years 6 months ago
2005
Springer
Abstract. The processing steps required for geographic information retrieval include many steps that are common to all forms of information retrieval, e.g. stopword filtering, ste...
102
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SIGIR
2010
ACM
15 years 1 months ago
2010
ACM
In this paper we study the problem of entity retrieval for news applications and the importance of the news trail history (i.e. past related articles) to determine the relevant en...