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GIS
2009
ACM
15 years 2 months ago
Data structures and intersection algorithms for 3D spatial data types
Apart from visualization tasks, three-dimensional (3D) data management features are not or only hardly available in current spatial database systems and Geographic Information Sys...
Tao Chen, Markus Schneider
SDMW
2009
Springer
15 years 2 months ago
Longitude: Centralized Privacy-Preserving Computation of Users' Proximity
A “friend finder” is a Location Based Service (LBS) that informs users about the presence of participants in a geographical area. In particular, one of the functionalities of ...
Sergio Mascetti, Claudio Bettini, Dario Freni
SIGGRAPH
2010
ACM
15 years 2 months ago
OptiX: a general purpose ray tracing engine
The NVIDIA® OptiX™ ray tracing engine is a programmable system designed for NVIDIA GPUs and other highly parallel architectures. The OptiX engine builds on the key observation ...
Steven G. Parker, James Bigler, Andreas Dietrich, ...
ICSE
2001
IEEE-ACM
15 years 2 months ago
Using Transformation Systems for Software Maintenance and Reengineering
Software maintenance costs dominate software engineering costs, partly because most such engineering is done manually. Program Transformation tools leverage an engineer-provided b...
Ira D. Baxter
JAVA
2001
Springer
15 years 2 months ago
A scalable, robust network for parallel computing
CX, a network-based computational exchange, is presented. The system’s design integrates variations of ideas from other researchers, such as work stealing, non-blocking tasks, e...
Peter R. Cappello, Dimitros Mourloukos
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