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CCCG
2008
15 years 8 months ago
Achieving Spatial Adaptivity while Finding Approximate Nearest Neighbors
We present the first spatially adaptive data structure that answers approximate nearest neighbor (ANN) queries to points that reside in a geometric space of any constant dimension...
Jonathan Derryberry, Don Sheehy, Maverick Woo, Dan...
WSCG
2001
113views more  WSCG 2001»
15 years 8 months ago
An Application Model for Visualization of Natural Resources Management
Natural resources data is usually geo-referenced. It contains mostly 1-n dimension scalar or vector values, and can be associated with meteorology, geology, water, weather, etc. S...
Elizabeth Simão Carvalho, José Carlo...
VMV
2000
169views Visualization» more  VMV 2000»
15 years 8 months ago
Automatic Adjustment of Transfer Functions for 3D Volume Visualization
In most volume rendering scenarios implicit classification is performed manually by specification of a transfer function, that maps abstract data values to visual attributes. An a...
Christof Rezk-Salama, Peter Hastreiter, Jörg ...
JAR
2007
142views more  JAR 2007»
15 years 6 months ago
Reasoning in Description Logics by a Reduction to Disjunctive Datalog
As applications of description logics proliferate, efficient reasoning with knowledge bases containing many assertions becomes ever more important. For such cases, we developed a n...
Ullrich Hustadt, Boris Motik, Ulrike Sattler
JDA
2007
135views more  JDA 2007»
15 years 6 months ago
Cache placement in sensor networks under an update cost constraint
In this paper, we address an optimization problem that arises in the context of cache placement in sensor networks. In particular, we consider the cache placement problem where th...
Bin Tang, Himanshu Gupta