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231
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EDBT
2010
ACM
164views Database» more  EDBT 2010»
15 years 10 months ago
Techniques for efficiently querying scientific workflow provenance graphs
A key advantage of scientific workflow systems over traditional scripting approaches is their ability to automatically record data and process dependencies introduced during workf...
Manish Kumar Anand, Shawn Bowers, Bertram Ludä...
280
Voted
SIGMOD
2007
ACM
146views Database» more  SIGMOD 2007»
16 years 7 months ago
Distributed query evaluation with performance guarantees
Partial evaluation has recently proven an effective technique for evaluating Boolean XPath queries over a fragmented tree that is distributed over a number of sites. What left ope...
Gao Cong, Wenfei Fan, Anastasios Kementsietsidis
CIKM
2005
Springer
16 years 21 days ago
Query workload-aware overlay construction using histograms
Peer-to-peer (p2p) systems offer an efficient means of data sharing among a dynamically changing set of a large number of autonomous nodes. Each node in a p2p system is connected...
Georgia Koloniari, Yannis Petrakis, Evaggelia Pito...
VL
2006
IEEE
102views Visual Languages» more  VL 2006»
16 years 1 months ago
Visual Querying on Human Motion for the Disabled
The development of visual query languages can ease the retrieval of human motion data. This paper describes a process that allows users to specify queries for human motions descri...
Kevin L. Ates, Kang Zhang, B. Prabhakaran
201
Voted
ICDE
1997
IEEE
172views Database» more  ICDE 1997»
15 years 11 months ago
Modeling and Querying Moving Objects
In this paper we propose a data model for representing moving objects in database systems. It is called the Moving Objects Spatio-Temporal (MOST) data model. We also propose Futur...
A. Prasad Sistla, Ouri Wolfson, Sam Chamberlain, S...