Sciweavers

3225 search results - page 615 / 645
» Query Optimization by Stored Queries
Sort
View
JGTOOLS
2006
199views more  JGTOOLS 2006»
13 years 9 months ago
Fast Approximation of High-Order Voronoi Diagrams and Distance Transforms on the GPU
We present a graphics hardware implementation of the tangent-plane algorithm for computing the kth-order Voronoi diagram of a set of point sites in image space. Correct and effici...
Ian Fischer, Craig Gotsman
FTDB
2007
95views more  FTDB 2007»
13 years 9 months ago
Architecture of a Database System
Database Management Systems (DBMSs) are a ubiquitous and critical component of modern computing, and the result of decades of research and development in both academia and industr...
Joseph M. Hellerstein, Michael Stonebraker, James ...
SIGIR
2008
ACM
13 years 9 months ago
Novelty and diversity in information retrieval evaluation
Evaluation measures act as objective functions to be optimized by information retrieval systems. Such objective functions must accurately reflect user requirements, particularly w...
Charles L. A. Clarke, Maheedhar Kolla, Gordon V. C...
IJMI
2007
140views more  IJMI 2007»
13 years 9 months ago
Securing electronic health records without impeding the flow of information
Objective: We present an integrated set of technologies, known as the Hippocratic Database, that enable healthcare enterprises to comply with privacy and security laws without imp...
Rakesh Agrawal, Christopher M. Johnson
JIIS
2007
133views more  JIIS 2007»
13 years 9 months ago
SPHINX: Schema integration by example
The Internet has instigated a critical need for automated tools that facilitate integrating countless databases. Since non-technical end users are often the ultimate repositories ...
François Barbançon, Daniel P. Mirank...