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CVIU
2007
108views more  CVIU 2007»
15 years 1 months ago
A real-time hand tracker using variable-length Markov models of behaviour
We present a novel approach for visual tracking of structured behaviour as observed in human–computer interaction. An automatically acquired variable-length Markov model is used...
Nikolay Stefanov, Aphrodite Galata, Roger J. Hubbo...
TIP
2008
163views more  TIP 2008»
15 years 1 months ago
Image Modeling and Denoising With Orientation-Adapted Gaussian Scale Mixtures
We develop a statistical model to describe the spatially varying behavior of local neighborhoods of coefficients in a multiscale image representation. Neighborhoods are modeled as ...
David K. Hammond, Eero P. Simoncelli
TSP
2008
124views more  TSP 2008»
15 years 1 months ago
Dictionary Preconditioning for Greedy Algorithms
This article introduces the concept of sensing dictionaries. It presents an alteration of greedy algorithms like thresholding or (Orthogonal) Matching Pursuit which improves their...
Karin Schnass, Pierre Vandergheynst
CIE
2004
Springer
15 years 1 months ago
University of Southern California's Institute for Creative Technologies
When dealing with large, distributed systems that use state-of-the-art components, individual components are usually developed in parallel. As development continues, the decouplin...
Michael van Lent
IJPRAI
2000
108views more  IJPRAI 2000»
15 years 1 months ago
Knowledge Base Reformation: Preparing First-Order Theories for Efficient Propositional Reasoning
We present an approach to knowledge compilation that transforms a function-free first-order Horn knowledge base to propositional logic. This form of compilation is important since...
Helmut Prendinger, Mitsuru Ishizuka, Gerhard Schur...