Sciweavers

4790 search results - page 241 / 958
» Reverse Query Processing
Sort
View
127
Voted
SIGMOD
2010
ACM
170views Database» more  SIGMOD 2010»
15 years 7 months ago
Querying data provenance
Many advanced data management operations (e.g., incremental maintenance, trust assessment, debugging schema mappings, keyword search over databases, or query answering in probabil...
Grigoris Karvounarakis, Zachary G. Ives, Val Tanne...
EDBT
2010
ACM
164views Database» more  EDBT 2010»
15 years 6 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...
SIGMOD
2007
ACM
146views Database» more  SIGMOD 2007»
16 years 3 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
15 years 8 months 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»
15 years 9 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