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IANDC
2011
119views more  IANDC 2011»
14 years 7 months ago
Quantitative Kleene coalgebras
We present a systematic way to generate (1) languages of (generalised) regular expressions, and (2) sound and complete axiomatizations thereof, for a wide variety of quantitative ...
Alexandra Silva, Filippo Bonchi, Marcello M. Bonsa...
CVPR
2011
IEEE
14 years 4 months ago
Connecting Non-Quadratic Variational Models and MRFs
Spatially-discrete Markov random fields (MRFs) and spatially-continuous variational approaches are ubiquitous in low-level vision, including image restoration, segmentation, opti...
Kevin Schelten, Stefan Roth
121
Voted
CVPR
2005
IEEE
16 years 2 months ago
Detection and Explanation of Anomalous Activities: Representing Activities as Bags of Event n-Grams
We present a novel representation and method for detecting and explaining anomalous activities in a video stream. Drawing from natural language processing, we introduce a represen...
Raffay Hamid, Amos Y. Johnson, Samir Batta, Aaron ...
KDD
2003
ACM
155views Data Mining» more  KDD 2003»
16 years 1 months ago
Graph-based anomaly detection
Anomaly detection is an area that has received much attention in recent years. It has a wide variety of applications, including fraud detection and network intrusion detection. A ...
Caleb C. Noble, Diane J. Cook
241
Voted
EUROGRAPHICS
2010
Eurographics
15 years 9 months ago
Real-time Rendering of Heterogeneous Translucent Objects with Arbitrary Shapes
We present a real-time algorithm for rendering translucent objects of arbitrary shapes. We approximate the scattering of light inside the objects using the diffusion equation, whi...
Yajun Wang, Jiaping Wang, Nicolas Holzschuch, Kart...