874 search results - page 108 / 175 » Evaluation Methods for Focused Crawling |
157
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FQAS
2009
Springer
15 years 10 months ago
2009
Springer
Some recent works have shown that the “perfect” selection of the best IR system per query could lead to a significant improvement on the retrieval performance. Motivated by thi...
159
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NLPRS
2001
Springer
15 years 10 months ago
2001
Springer
This paper presents an empirical study for improving the performance of text chunking. We focus on two issues: the problem of selecting feature spaces, and the problem of alleviat...
150
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IPPS
2000
IEEE
15 years 10 months ago
2000
IEEE
In order to show that the parallel co-evolution of di erent heuristic methods may lead to an e cient search strategy, we have hybridized three heuristic agents of complementary beh...
157
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ERCIMDL
1999
Springer
15 years 10 months ago
1999
Springer
Resource discovery in a distributed digital library poses many challenges, one of which is how to choose search engines for query distribution, given a query and a set of search e...
152
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CCIA
2007
Springer
15 years 10 months ago
2007
Springer
Case-Based Reasoning (CBR) is a learning approach that solves current situations by reusing previous solutions that are stored in a case base. In the CBR cycle the reuse step plays...