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DEXA
2008
Springer
143views Database» more  DEXA 2008»
13 years 11 months ago
XML Filtering Using Dynamic Hierarchical Clustering of User Profiles
Information filtering systems constitute a critical component in modern information seeking applications. As the number of users grows and the information available becomes even bi...
Panagiotis Antonellis, Christos Makris
FPL
2008
Springer
107views Hardware» more  FPL 2008»
13 years 11 months ago
Scalable high-throughput SRAM-based architecture for IP-lookup using FPGA
Most high-speed Internet Protocol (IP) lookup implementations use tree traversal and pipelining. However, this approach results in inefficient memory utilization. Due to available...
Hoang Le, Weirong Jiang, Viktor K. Prasanna
CGF
2008
83views more  CGF 2008»
13 years 10 months ago
Shallow Bounding Volume Hierarchies for Fast SIMD Ray Tracing of Incoherent Rays
Photorealistic image synthesis is a computationally demanding task that relies on ray tracing for the evaluation of integrals. Rendering time is dominated by tracing long paths th...
Holger Dammertz, Johannes Hanika, Alexander Keller
VC
2008
138views more  VC 2008»
13 years 10 months ago
A GPU-based light hierarchy for real-time approximate illumination
Illumination rendering including environment lighting, indirect illumination, and subsurface scattering plays for many graphics applications such as games and VR systems. However, ...
Hyunwoo Ki, Kyoungsu Oh
JODL
2000
114views more  JODL 2000»
13 years 9 months ago
Integrating ontologies and thesauri for RDF schema creation and metadata querying
In this paper we present a new approach for building metadata schemas by integrating existing ontologies and structured vocabularies (thesauri). This integration is based on the s...
Bernd Amann, Irini Fundulaki, Michel Scholl