Sciweavers

3055 search results - page 534 / 611
» Conceptual Modeling for Data Integration
Sort
View
RT
2001
Springer
15 years 2 months ago
Point-Based Impostors for Real-Time Visualization
Abstract. We present a new data structure for encoding the appearance of a geometric model as seen from a viewing region (view cell). This representation can be used in interactive...
Michael Wimmer, Peter Wonka, François X. Si...
VISUALIZATION
1998
IEEE
15 years 2 months ago
Large scale terrain visualization using the restricted quadtree triangulation
Real-time rendering of triangulated surfaces has attracted growing interest in the last few years. However, interactive visualization of very large scale grid digital elevation mo...
Renato Pajarola
SP
1997
IEEE
134views Security Privacy» more  SP 1997»
15 years 2 months ago
A Logical Language for Expressing Authorizations
A major drawback of existing access control systems is that they have all been developed with a specific access control policy in mind. This means that all protection requirement...
Sushil Jajodia, Pierangela Samarati, V. S. Subrahm...
DSN
2004
IEEE
15 years 1 months ago
Evaluating the Impact of Limited Resource on the Performance of Flooding in Wireless Sensor Networks
Abstract-- Wireless sensor networks (WSNs) are large collections of resource limited nodes, densely deployed over a landscape. They gather and disseminate local data using multihop...
Patrick Downey, Rachel Cardell-Oliver
CIDR
2007
92views Algorithms» more  CIDR 2007»
14 years 11 months ago
Consistent Streaming Through Time: A Vision for Event Stream Processing
Event processing will play an increasingly important role in constructing enterprise applications that can immediately react to business critical events. Various technologies have...
Roger S. Barga, Jonathan Goldstein, Mohamed H. Ali...