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AIRS
2006
Springer
14 years 1 months ago
2006
Springer
Search Engines today often return a large volume of results with possibly a few relevant results. The notion of relevance is subjective and depends on the user and the context of ...
CAISE
2006
Springer
14 years 1 months ago
2006
Springer
One important task of semantic web portals is to offer both end users and applications a seamless access to knowledge contained in heterogeneous data sources in specific user commu...
ESA
2008
Springer
13 years 11 months ago
2008
Springer
Abstract. We present data structures for maintaining the relative convex hull of a set of points (sites) in the presence of pairwise non-crossing line segments (barriers) that subd...
SODA
2000
ACM
13 years 11 months ago
2000
ACM
In this paper we give approximation algorithms for several proximity problems in high dimensional spaces. In particular, we give the rst Las Vegas data structure for (1 + )-neares...
WALCOM
2007
IEEE
13 years 11 months ago
2007
IEEE
Abstract. Computing visible information, such as a visible surface determination, is a significant problem and has been mainly studied in the fields of computational geometry and...