332 search results - page 31 / 67 » Ranking and selecting clustering algorithms using a meta-lea... |
ECIR
2003
Springer
14 years 11 months ago
2003
Springer
Abstract. Relevance feedback (RF) has been an effective query modification approach to improving the performance of information retrieval (IR) by interactively asking a user whet...
120
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KDD
2012
ACM
13 years 4 days ago
2012
ACM
The communities of a social network are sets of vertices with more connections inside the set than outside. We theoretically demonstrate that two commonly observed properties of s...
VLDB
1994
ACM
15 years 1 months ago
1994
ACM
Global clustering has rarely been investigated in the area of spatial database systems although dramatic performance improvements can be achieved by using suitable techniques. In ...
102
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AIRWEB
2007
Springer
15 years 3 months ago
2007
Springer
Link spam deliberately manipulates hyperlinks between web pages in order to unduly boost the search engine ranking of one or more target pages. Link based ranking algorithms such ...
SUM
2010
Springer
14 years 8 months ago
2010
Springer
Most of the frequently used ontology mapping methods to date are based on linguistic information implied in ontologies. However, same concepts in different ontologies can represen...