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VLDB
2009
ACM
130views Database» more  VLDB 2009»
16 years 2 months ago
Multi-dimensional top-k dominating queries
Abstract The top-k dominating query returns k data objects which dominate the highest number of objects in a dataset. This query is an important tool for decision support since it ...
Man Lung Yiu, Nikos Mamoulis
SIGMOD
2004
ACM
127views Database» more  SIGMOD 2004»
16 years 2 months ago
Efficient Query Reformulation in Peer-Data Management Systems
Peer data management systems (PDMS) offer a flexible architecture for decentralized data sharing. In a PDMS, every peer is associated with a schema that represents the peer's...
Igor Tatarinov, Alon Y. Halevy
JIB
2007
124views more  JIB 2007»
15 years 2 months ago
Analysis of integrated biomolecular networks using a generic network analysis suite
The informative value of biomolecular networks has shifted from being solely information resources for possible cellular partners (whether these embody proteins, (ribo)nucleic aci...
Matthias Oesterheld, Hans-Werner Mewes, Volker St&...
EDBT
2002
ACM
188views Database» more  EDBT 2002»
16 years 2 months ago
Approximate Processing of Multiway Spatial Joins in Very Large Databases
Existing work on multiway spatial joins focuses on the retrieval of all exact solutions with no time limit for query processing. Depending on the query and data properties, however...
Dimitris Papadias, Dinos Arkoumanis
WWW
2010
ACM
15 years 15 days ago
Evaluation Techniques for Generalized Path Pattern Queries on XML Data
Finding the occurrences of structural patterns in XML data is a key operation in XML query processing. Existing algorithms for this operation focus almost exclusively on path patt...
Xiaoying Wu, Dimitri Theodoratos, Stefanos Souldat...