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177
Voted
TREC
2007
15 years 5 months ago
2007
A Question Answering (QA) system aims to return exact answers to natural language questions. While today information retrieval techniques are quite successful at locating within l...
150
Voted
TREC
2007
15 years 5 months ago
2007
In TREC 2007, we participate in four tasks of the Blog and Enterprise tracks. We continue experiments using Terrier1 [14], our modular and scalable Information Retrieval (IR) plat...
123
Voted
CORR
2010
Springer
15 years 4 months ago
2010
Springer
Users of Institutional Repositories and Digital Libraries are known by their needs for very specific information about one or more subjects. To characterize users profiles and offe...
116
click to vote
CORR
2007
Springer
15 years 4 months ago
2007
Springer
Using Dirac Notation as a powerful tool, we investigate the three classical Information Retrieval (IR) models and some their extensions. We show that almost all such models can be...
145
Voted
ASC
2004
15 years 4 months ago
2004
The retrieval performance of an information retrieval system usually increases when it uses the relationships among the terms contained in a given document collection. However, th...