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COMPGEOM
2003
ACM
15 years 3 months ago
2003
ACM
Given a scene consisting of objects, ray shooting queries answer with the first object encountered by a given ray, and are used in ray tracing and radiosity for rendering photo-r...
CIKM
2003
Springer
15 years 2 months ago
2003
Springer
Out of vocabulary (OOV) words are problematic for cross language information retrieval. One way to deal with OOV words when the two languages have different alphabets, is to trans...
ACSAC
2002
IEEE
15 years 2 months ago
2002
IEEE
Security analysis should take advantage of a reliable knowledge base that contains semantically-rich information about a protected network. This knowledge is provided by network m...
FOCS
2002
IEEE
15 years 2 months ago
2002
IEEE
We present the first constant-factor approximation algorithm for network design with multiple commodities and economies of scale. We consider the rent-or-buy problem, a type of m...
ICDCS
2002
IEEE
15 years 2 months ago
2002
IEEE
Data mining systems aim to discover patterns and extract useful information from facts recorded in databases. A widely adopted approach is to apply machine learning algorithms to ...