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» Precise complexity analysis for efficient datalog queries
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CASES
2001
ACM
15 years 1 months ago
Efficient longest executable path search for programs with complex flows and pipeline effects
Current development tools for embedded real-time systems do not efficiently support the timing aspect. The most important timing parameter for scheduling and system analysis is th...
Friedhelm Stappert, Andreas Ermedahl, Jakob Engblo...
EDBT
2010
ACM
137views Database» more  EDBT 2010»
15 years 23 days ago
Fine-grained and efficient lineage querying of collection-based workflow provenance
The management and querying of workflow provenance data underpins a collection of activities, including the analysis of workflow results, and the debugging of workflows or service...
Paolo Missier, Norman W. Paton, Khalid Belhajjame
SSD
2001
Springer
94views Database» more  SSD 2001»
15 years 1 months ago
Selectivity Estimation of Complex Spatial Queries
Several studies have focused on the efficient processing of simple spatial query types such as selections and spatial joins. Little work, however, has been done towards the optimiz...
Nikos Mamoulis, Dimitris Papadias
89
Voted
GEOS
2007
Springer
15 years 3 months ago
Supporting Complex Thematic, Spatial and Temporal Queries over Semantic Web Data
Spatial and temporal data are critical components in many applications. This is especially true in analytical domains such as national security and criminal investigation. Often, t...
Matthew Perry, Amit P. Sheth, Farshad Hakimpour, P...
177
Voted
SIGMOD
2006
ACM
232views Database» more  SIGMOD 2006»
15 years 9 months ago
High-performance complex event processing over streams
In this paper, we present the design, implementation, and evaluation of a system that executes complex event queries over real-time streams of RFID readings encoded as events. The...
Eugene Wu 0002, Yanlei Diao, Shariq Rizvi