Sciweavers

4438 search results - page 200 / 888
» Speculative Query Processing
Sort
View
277
Voted
SIGMOD
2007
ACM
150views Database» more  SIGMOD 2007»
16 years 7 months ago
System design issues in sensor databases
In-network sensor query processing systems (ISQPs), or sensor databases, have been developed to acquire, process and aggregate data from wireless sensor networks (WSNs). Because W...
Qiong Luo, Hejun Wu
IDEAS
2008
IEEE
109views Database» more  IDEAS 2008»
16 years 1 months ago
EXsum: an XML summarization framework
1 We propose a new framework for the summarization of XML document properties called EXsum (Element-wise XML summarization), which can capture statistical information of all import...
José de Aguiar Moraes Filho, Theo Härd...
IPPS
2005
IEEE
16 years 18 days ago
Evaluation of Rate-Based Adaptivity in Asynchronous Data Stream Joins
Continuous query systems are an intuitive way for users to access streaming data in large-scale scientific applications containing many hundreds of streams. A challenge in these ...
Beth Plale, Nithya N. Vijayakumar
SIGMOD
2010
ACM
170views Database» more  SIGMOD 2010»
15 years 11 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 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...