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» Spatial Computing: The TOTA Approach
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156
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SSD
2005
Springer
105views Database» more  SSD 2005»
15 years 9 months ago
Evaluation of Top-k OLAP Queries Using Aggregate R-Trees
Abstract. A top-k OLAP query groups measures with respect to some abstraction level of interesting dimensions and selects the k groups with the highest aggregate value. An example ...
Nikos Mamoulis, Spiridon Bakiras, Panos Kalnis
VISUALIZATION
2003
IEEE
15 years 8 months ago
A Texture-Based Framework for Spacetime-Coherent Visualization of Time-Dependent Vector Fields
We propose Unsteady Flow Advection–Convolution (UFAC) as a novel visualization approach for unsteady flows. It performs time evolution governed by pathlines, but builds spatial...
Daniel Weiskopf, Gordon Erlebacher, Thomas Ertl
149
Voted
CGF
2010
210views more  CGF 2010»
15 years 3 months ago
Fast and Scalable CPU/GPU Collision Detection for Rigid and Deformable Surfaces
We present a new hybrid CPU/GPU collision detection technique for rigid and deformable objects based on spatial subdivision. Our approach efficiently exploits the massive computat...
Simon Pabst, Artur Koch, Wolfgang Straßer
IJCNN
2008
IEEE
15 years 9 months ago
Kernel methods for fMRI pattern prediction
Abstract— In this paper, we present an effective computational approach for learning patterns of brain activity from the fMRI data. The procedure involved correcting motion artif...
Yizhao Ni, Carlton Chu, Craig J. Saunders, John As...
119
Voted
WCE
2007
15 years 4 months ago
Adaptive Automata Community Detection and Clustering: A generic methodology
— We present in this paper a generic methodology based on genetic automata for modelling community detection. With Communities, we deal with dynamic organizations which are self-...
Rawan Ghnemat, Cyrille Bertelle, Gérard Hen...