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DASFAA
2010
IEEE
129views Database» more  DASFAA 2010»
15 years 11 months ago
Efficient Approximate Visibility Query in Large Dynamic Environments
Abstract. Visibility query is fundamental to many analysis and decisionmaking tasks in virtual environments. Visibility computation is time complex and the complexity escalates in ...
Leyla Kazemi, Farnoush Banaei Kashani, Cyrus Shaha...
SSDBM
1999
IEEE
135views Database» more  SSDBM 1999»
15 years 11 months ago
Query Processing in the TAMBIS Bioinformatics Source Integration System
Conducting bioinformatic analyses involves biologists in expressing requests over a range of highly heterogeneous information sources and software tools. Such activities are labor...
Norman W. Paton, Robert Stevens, Patricia G. Baker...
VLDB
1997
ACM
117views Database» more  VLDB 1997»
15 years 11 months ago
Optimizing Queries Across Diverse Data Sources
Businesses today need to interrelate data stored in diverse systems with differing capabilities, ideally via a single high-level query interface. We present the design of a query ...
Laura M. Haas, Donald Kossmann, Edward L. Wimmers,...
DASFAA
2004
IEEE
76views Database» more  DASFAA 2004»
15 years 10 months ago
XTree for Declarative XML Querying
Abstract. How to query XML documents to extract and restructure the information is an important issue in XML research. Currently, XQuery based on XPath is the most promising standa...
Zhuo Chen, Tok Wang Ling, Mengchi Liu, Gillian Dob...
DBISP2P
2006
Springer
185views Database» more  DBISP2P 2006»
15 years 10 months ago
Answering Constrained k-NN Queries in Unstructured P2P Systems
The processing of k-NN queries has been studied extensively both in a centralized computing environment and in a structured P2P environment. However, the problem over an unstructur...
Bin Wang, Xiaochun Yang, Guoren Wang, Lei Chen 000...