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» Optimization with Extremal Dynamics
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NIPS
2007
15 years 7 months ago
On Sparsity and Overcompleteness in Image Models
Computational models of visual cortex, and in particular those based on sparse coding, have enjoyed much recent attention. Despite this currency, the question of how sparse or how...
Pietro Berkes, Richard Turner, Maneesh Sahani
SODA
2004
ACM
155views Algorithms» more  SODA 2004»
15 years 7 months ago
Navigating nets: simple algorithms for proximity search
d Abstract] Robert Krauthgamer James R. Lee We present a simple deterministic data structure for maintaining a set S of points in a general metric space, while supporting proximit...
Robert Krauthgamer, James R. Lee
VMV
2001
130views Visualization» more  VMV 2001»
15 years 7 months ago
One-sided Stability of MAT and Its Applications
Although useful in many applications, the medial axis transform (MAT) has a few fit-falls, one of which is its extreme sensitivity to the boundary perturbation. In this paper, we ...
Sung Woo Choi, Hans-Peter Seidel
175
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CEC
2008
IEEE
15 years 7 months ago
A technique for the visualization of population-based algorithms
— A technique for the visualization of stochastic population–based algorithms in multidimensional problems with known global minimizers is proposed. The technique employs proje...
Konstantinos E. Parsopoulos, Voula C. Georgopoulos...
SAC
2010
ACM
15 years 6 months ago
Improving cost and accuracy of DPI traffic classifiers
Traffic classification through Deep Packet Inspection (DPI) is considered extremely expensive in terms of processing costs, leading to the conclusion that this technique is not su...
Niccolo Cascarano, Luigi Ciminiera, Fulvio Risso