Sciweavers

68 search results - page 9 / 14
» XXL - A Library Approach to Supporting Efficient Implementat...
Sort
View
ICDE
2003
IEEE
148views Database» more  ICDE 2003»
14 years 9 months ago
Efficient Computation of Subqueries in Complex OLAP
Expressing complex OLAP queries using group-by, aggregation, and joins can be extremely difficult. As a result of this, many alternate ways of expressing such queries have been de...
Michael H. Böhlen, Michael O. Akinde
ICDE
2006
IEEE
138views Database» more  ICDE 2006»
14 years 9 months ago
SUBSKY: Efficient Computation of Skylines in Subspaces
Given a set of multi-dimensional points, the skyline contains the best points according to any preference function that is monotone on all axes. In practice, applications that req...
Yufei Tao, Xiaokui Xiao, Jian Pei
VLDB
2004
ACM
119views Database» more  VLDB 2004»
14 years 29 days ago
Supporting Ontology-Based Semantic matching in RDBMS
Ontologies are increasingly being used to build applications that utilize domain-specific knowledge. This paper addresses the problem of supporting ontology-based semantic matchin...
Souripriya Das, Eugene Inseok Chong, George Eadon,...
SIGMOD
2002
ACM
219views Database» more  SIGMOD 2002»
14 years 7 months ago
Efficient k-NN search on vertically decomposed data
Applications like multimedia retrieval require efficient support for similarity search on large data collections. Yet, nearest neighbor search is a difficult problem in high dimen...
Arjen P. de Vries, Nikos Mamoulis, Niels Nes, Mart...
APWEB
2007
Springer
13 years 11 months ago
DBMSs with Native XML Support: Towards Faster, Richer, and Smarter Data Management
Abstract. XML provides a natural mechanism for representing semistructured and unstructured data. It becomes the basis for encoding a large variety of information, for example, the...
Min Wang