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» Locality approximation using time
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STOC
2002
ACM
118views Algorithms» more  STOC 2002»
16 years 5 months ago
On the advantage over a random assignment
: We initiate the study of a new measure of approximation. This measure compares the performance of an approximation algorithm to the random assignment algorithm. This is a useful ...
Johan Håstad, Srinivasan Venkatesh
CVPR
2007
IEEE
16 years 6 months ago
In Situ Evaluation of Tracking Algorithms Using Time Reversed Chains
Automatic evaluation of visual tracking algorithms in the absence of ground truth is a very challenging and important problem. In the context of online appearance modeling, there ...
Hao Wu, Aswin C. Sankaranarayanan, Rama Chellappa
ASMTA
2009
Springer
114views Mathematics» more  ASMTA 2009»
15 years 8 months ago
Improving the Efficiency of the Proxel Method by Using Individual Time Steps
Discrete stochastic models (DSM) are widely used in various application fields today. Proxel-based simulation can outperform discrete event-based approaches in the analysis of smal...
Claudia Krull, Robert Buchholz, Graham Horton
CORR
2010
Springer
133views Education» more  CORR 2010»
15 years 4 months ago
Computational efficiency of fractional diffusion using adaptive time step memory
Abstract: Numerical solutions to fractional differential equations can be extremely computationally intensive due to the effect of non-local derivatives in which all previous time ...
Brian P. Sprouse, Christopher L. MacDonald, Gabrie...
FUZZIEEE
2007
IEEE
15 years 11 months ago
Real-Time Facial Expression Recognition Using a Fuzzy Emotion Model
— This paper presents the fuzzy video based emotion recognition system VISBER, that allows to analyze facial expressions in video sequences. In order to process images in real-ti...
Natascha Esau, Evgenija Wetzel, Lisa Kleinjohann, ...