Sciweavers

4018 search results - page 75 / 804
» Process algebra for performance evaluation
Sort
View
119
Voted
DEBS
2007
ACM
15 years 7 months ago
Temporal order optimizations of incremental joins for composite event detection
Queries for composite events typically involve the four complementary dimensions of event data, event composition, relationships between events (esp. temporal and causal), and acc...
François Bry, Michael Eckert
125
Voted
ICDT
2010
ACM
180views Database» more  ICDT 2010»
16 years 24 days ago
Foundations of SPARQL Query Optimization
We study fundamental aspects related to the efficient processing of the SPARQL query language for RDF, proposed by the W3C to encode machine-readable information in the Semantic W...
Michael Schmidt, Michael Meier, Georg Lausen
109
Voted
WWW
2006
ACM
16 years 4 months ago
Evaluating structural summaries as access methods for XML
Structural summaries are data structures that preserve all structural features of XML documents in a compact form. We investigate the applicability of the most popular summaries a...
Mirella Moura Moro, Zografoula Vagena, Vassilis J....
IPPS
1998
IEEE
15 years 7 months ago
Design, Implementation and Evaluation of Parallel Pipelined STAP on Parallel Computers
This paper presents performance results for the design and implementation of parallel pipelined Space-Time Adaptive Processing (STAP) algorithms on parallel computers. In particul...
Alok N. Choudhary, Wei-keng Liao, Donald Weiner, P...
SIGIR
2008
ACM
15 years 3 months ago
Intuition-supporting visualization of user's performance based on explicit negative higher-order relevance
Modeling the beyond-topical aspects of relevance are currently gaining popularity in IR evaluation. For example, the discounted cumulated gain (DCG) measure implicitly models some...
Heikki Keskustalo, Kalervo Järvelin, Ari Pirk...