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ICASSP
2011
IEEE
12 years 11 months ago
Fast damped gauss-newton algorithm for sparse and nonnegative tensor factorization
Alternating optimization algorithms for canonical polyadic decomposition (with/without nonnegative constraints) often accompany update rules with low computational cost, but could...
Anh Huy Phan, Petr Tichavský, Andrzej Cicho...
IROS
2006
IEEE
104views Robotics» more  IROS 2006»
14 years 1 months ago
Landmark Selection for Task-Oriented Navigation
—Many vision-based navigation systems are restricted to the use of only a limited number of landmarks when computing the camera pose. This limitation is due to the overhead of de...
Ronen Lerner, Ehud Rivlin, Ilan Shimshoni
ASAP
2009
IEEE
144views Hardware» more  ASAP 2009»
14 years 4 months ago
Acceleration of Multiresolution Imaging Algorithms: A Comparative Study
—In this paper we consider a multiresolution filter and its realization on the Cell BE and GPUs. We not only present common and specific optimization strategies undertaken for ...
Richard Membarth, Philipp Kutzer, Hritam Dutta, Fr...
ISBI
2007
IEEE
14 years 1 months ago
Automated Segmentation of the Right Heart Using an Optimized Shells and Spheres Algorithm
We have developed a novel framework for medical image analysis, known as Shells and Spheres. This framework utilizes spherical operators of variable radius centered at each image ...
Aaron Cois, Ken J. Rockot, John M. Galeotti, Rober...
ICIP
2009
IEEE
13 years 5 months ago
A contrario hierarchical image segmentation
Hierarchies are a powerful tool for image segmentation, they produce a multiscale representation which allows to design robust algorithms and can be stored in tree-like structures...
Juan Cardelino, Vicent Caselles, Marcelo Bertalm&i...