Sciweavers

1812 search results - page 74 / 363
» Dynamic Query Scheduling in Data Integration Systems
Sort
View
BXML
2003
13 years 10 months ago
Semantic Caching in Ontology-based Mediator Systems
: The integration of heterogenous web sources is still a big challenge. One approach to deal with integration problems is the usage of domain knowledge in form of vocabularies or o...
Marcel Karnstedt, Kai-Uwe Sattler, Ingolf Geist, H...
CGF
2004
113views more  CGF 2004»
13 years 8 months ago
Coherent Hierarchical Culling: Hardware Occlusion Queries Made Useful
We present a simple but powerful algorithm for optimizing the usage of hardware occlusion queries in arbitrary complex scenes. Our method minimizes the number of issued queries an...
Jirí Bittner, Michael Wimmer, Harald Piring...
DATE
2009
IEEE
155views Hardware» more  DATE 2009»
14 years 3 months ago
Dynamic thermal management in 3D multicore architectures
— Technology scaling has caused the feature sizes to shrink continuously, whereas interconnects, unlike transistors, have not followed the same trend. Designing 3D stack architec...
Ayse Kivilcim Coskun, José L. Ayala, David ...
ICCSA
2009
Springer
14 years 3 months ago
Designing Data Warehouses for Geographic OLAP Querying by Using MDA
Data aggregation in Geographic Information Systems (GIS) is a desirable feature, spatial data are integrated in OLAP engines for this purpose. However, the development and operatio...
Octavio Glorio, Juan Trujillo
CNSR
2004
IEEE
218views Communications» more  CNSR 2004»
14 years 22 days ago
CSN: A Network Protocol for Serving Dynamic Queries in Large-Scale Wireless Sensor Networks
A fundamental problem that confronts future applications of sensor networks is how to efficiently locate the sensor node that stores a particular data item. It is known that distr...
Muneeb Ali, Zartash Afzal Uzmi