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» The Complexity of Planarity Testing
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SIAMIS
2008
279views more  SIAMIS 2008»
15 years 3 months ago
A New Alternating Minimization Algorithm for Total Variation Image Reconstruction
We propose, analyze and test an alternating minimization algorithm for recovering images from blurry and noisy observations with total variation (TV) regularization. This algorith...
Yilun Wang, Junfeng Yang, Wotao Yin, Yin Zhang
SIAMSC
2008
139views more  SIAMSC 2008»
15 years 3 months ago
Probing the Pareto Frontier for Basis Pursuit Solutions
The basis pursuit problem seeks a minimum one-norm solution of an underdetermined least-squares problem. Basis pursuit denoise (BPDN) fits the least-squares problem only approximat...
Ewout van den Berg, Michael P. Friedlander
ACTA
2005
104views more  ACTA 2005»
15 years 3 months ago
Optimal recovery schemes in fault tolerant distributed computing
Clusters and distributed systems offer fault tolerance and high performance through load sharing. When all n computers are up and running, we would like the load to be evenly distr...
Kamilla Klonowska, Håkan Lennerstad, Lars Lu...
AIEDU
2005
106views more  AIEDU 2005»
15 years 3 months ago
A Comparison of Model-Tracing and Constraint-Based Intelligent Tutoring Paradigms
Two approaches to building intelligent tutoring systems are the well-established model-tracing paradigm and the relatively newer constraint-based paradigm. Proponents of the constr...
Viswanathan Kodaganallur, Rob R. Weitz, David Rose...
SWARM
2008
SPRINGER
115views Optimization» more  SWARM 2008»
15 years 3 months ago
Path formation in a robot swarm
We present two swarm intelligence control mechanisms used for distributed robot path formation. In the first, the robots form linear chains. We study three variants of robot chains...
Shervin Nouyan, Alexandre Campo, Marco Dorigo