552 search results - page 63 / 111 » Direct Optimization of Ranking Measures |
INFOSCALE
2006
ACM
15 years 6 months ago
2006
ACM
Due to rapid information growth, peer-to-peer (P2P) systems have become a promising alternative to centralized, client/server-based approaches for large-scale data sharing. By all...
103
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ISPAN
2002
IEEE
15 years 5 months ago
2002
IEEE
The concept of safety vector can guide efficient fault-tolerant routing on interconnection networks. The safety vector on the hypercube is based on the distance of a pair of nodes...
STACS
2001
Springer
15 years 5 months ago
2001
Springer
The stretch factor of a Euclidean graph is the maximum ratio of the distance in the graph between any two points and their Euclidean distance. Given a set S of n points in Rd, we ...
94
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CLEF
2006
Springer
15 years 4 months ago
2006
Springer
This paper details the participation of the XLDB group from the University of Lisbon at the GeoCLEF task of CLEF 2006. We tested text mining methods that make use of an ontology t...
111
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FLAIRS
2008
15 years 2 months ago
2008
When a user is served with a ranked list of relevant documents by the standard document search engines, his search task is usually not over. He has to go through the entire docume...