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GIS
2005
ACM
15 years 10 months ago
2005
ACM
An interesting issue in moving objects databases is to find similar trajectories of moving objects. Previous work on this topic focuses on movement patterns (trajectories with tim...
WWW
2009
ACM
15 years 10 months ago
2009
ACM
A pressing task during the unification process is to identify a user's vertical search intention based on the user's query. In this paper, we propose a novel method to p...
WWW
2008
ACM
15 years 10 months ago
2008
ACM
Web graphs are approximate snapshots of the web, created by search engines. Their creation is an error-prone procedure that relies on the availability of Internet nodes and the fa...
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WWW
2007
ACM
15 years 10 months ago
2007
ACM
We address the problem of measuring global quality metrics of search engines, like corpus size, index freshness, and density of duplicates in the corpus. The recently proposed est...
WWW
2004
ACM
15 years 10 months ago
2004
ACM
An important obstacle to the success of the Semantic Web is that the establishment of the semantic relationship is labor-intensive. This paper proposes an automatic semantic relat...