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» Algorithms on negatively curved spaces
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ICPR
2000
IEEE
14 years 2 months ago
Eye Activity Detection and Recognition Using Morphological Scale-Space Decomposition
Automatic recovery of eye gestures from image sequences is one of the important topics for face recognition and model-based coding of videophone sequences. Usually complicated mod...
Ilse Ravyse, Hichem Sahli, Jan Cornelis, Marcel J....
JMLR
2006
134views more  JMLR 2006»
13 years 10 months ago
Considering Cost Asymmetry in Learning Classifiers
Receiver Operating Characteristic (ROC) curves are a standard way to display the performance of a set of binary classifiers for all feasible ratios of the costs associated with fa...
Francis R. Bach, David Heckerman, Eric Horvitz
CORR
2007
Springer
109views Education» more  CORR 2007»
13 years 10 months ago
Multiresolution Approximation of Polygonal Curves in Linear Complexity
: We propose a new algorithm to the problem of polygonal curve approximation based on a multiresolution approach. This algorithm is suboptimal but still maintains some optimality b...
Pierre-Francois Marteau, Gildas Ménier
SCIA
2005
Springer
166views Image Analysis» more  SCIA 2005»
14 years 3 months ago
Clustering Based on Principal Curve
Clustering algorithms are intensively used in the image analysis field in compression, segmentation, recognition and other tasks. In this work we present a new approach in clusteri...
Ioan Cleju, Pasi Fränti, Xiaolin Wu
IJCAI
2003
13 years 11 months ago
Optimal Time-Space Tradeoff in Probabilistic Inference
Recursive Conditioning, RC, is an any-space algorithm lor exact inference in Bayesian networks, which can trade space for time in increments of the size of a floating point number...
David Allen, Adnan Darwiche