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SAC
2011
ACM
13 years 5 months ago
A quasi-Newton acceleration for high-dimensional optimization algorithms
Abstract In many statistical problems, maximum likelihood estimation by an EM or MM algorithm suffers from excruciatingly slow convergence. This tendency limits the application of ...
Hua Zhou, David Alexander, Kenneth Lange
BIBE
2007
IEEE
110views Bioinformatics» more  BIBE 2007»
14 years 4 months ago
Discrete Methods for Association Search and Status Prediction in Genotype Case-Control Studies
Abstract—Recent improvements in high-throughput genotyping technology make possible genome-wide association studies and status prediction (classification) for common complex dis...
Dumitru Brinza, Alexander Zelikovsky
ICCV
2007
IEEE
15 years 9 days ago
A Variational Method for Scene Flow Estimation from Stereo Sequences
This paper presents a method for scene flow estimation from a calibrated stereo image sequence. The scene flow contains the 3-D displacement field of scene points, so that the 2-D...
Frederik Huguet, Frederic Devernay
SIAMIS
2011
13 years 5 months ago
NESTA: A Fast and Accurate First-Order Method for Sparse Recovery
Abstract. Accurate signal recovery or image reconstruction from indirect and possibly undersampled data is a topic of considerable interest; for example, the literature in the rece...
Stephen Becker, Jérôme Bobin, Emmanue...
ISVC
2009
Springer
14 years 4 months ago
Deformable 2D Shape Matching Based on Shape Contexts and Dynamic Programming
This paper presents a method for matching closed, 2D shapes (2D object silhouettes) that are represented as an ordered collection of shape contexts [1]. Matching is performed using...
Iasonas Oikonomidis, Antonis A. Argyros