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122
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CIKM
2003
Springer
15 years 7 months ago
2003
Springer
Reverse Nearest Neighbor (RNN) queries are of particular interest in a wide range of applications such as decision support systems, profile based marketing, data streaming, docum...
LATIN
2010
Springer
15 years 7 months ago
2010
Springer
In this paper we design an iterative rounding approach for the classic prize-collecting Steiner forest problem and more generally the prize-collecting survivable Steiner network de...
PODS
2010
ACM
15 years 6 months ago
2010
ACM
It is well known that a search engine can significantly benefit from an auxiliary database, which can suggest interpretations of the search query by means of the involved concep...
125
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PODS
2010
ACM
15 years 6 months ago
2010
ACM
In the last few years, a lot of attention has been paid to the specification and subsequent manipulation of schema mappings, a problem which is of fundamental importance in metad...
134
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COOPIS
2002
IEEE
15 years 6 months ago
2002
IEEE
This paper presents a specifically database-inspired approach (called DOGMA) for engineering formal ontologies, implemented as shared resources used to express agreed formal semant...