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» Computing the Dimension of Linear Subspaces
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SIBGRAPI
2006
IEEE
14 years 3 months ago
Estimation of Multiple Orientations and Multiple Motions in Multi-Dimensional Signals
The estimation of multiple orientations in multidimensional signals is a strongly non-linear problem to which a two-step solution is here presented. First, the problem is lineariz...
Ingo Stuke, Erhardt Barth, Cicero Mota
ICPP
2000
IEEE
14 years 2 months ago
Evaluation of Loop Grouping Methods Based on Orthogonal Projection Spaces
This paper compares three similar loop-grouping methods. All methods are based on projecting the n-dimensional iteration space Jn onto a k-dimensional one, called the projected sp...
Ioannis Drositis, Georgios I. Goumas, Nectarios Ko...
CORR
2010
Springer
115views Education» more  CORR 2010»
13 years 10 months ago
Optimal topological simplification of discrete functions on surfaces
We solve the problem of minimizing the number of critical points among all functions on a surface within a prescribed distance from a given input function. The result is achieved...
Ulrich Bauer, Carsten Lange, Max Wardetzky
SIAMMAX
2010
189views more  SIAMMAX 2010»
13 years 4 months ago
Fast Algorithms for the Generalized Foley-Sammon Discriminant Analysis
Linear Discriminant Analysis (LDA) is one of the most popular approaches for feature extraction and dimension reduction to overcome the curse of the dimensionality of the high-dime...
Lei-Hong Zhang, Li-Zhi Liao, Michael K. Ng
CRYPTO
2011
Springer
179views Cryptology» more  CRYPTO 2011»
12 years 9 months ago
Smaller Decoding Exponents: Ball-Collision Decoding
Very few public-key cryptosystems are known that can encrypt and decrypt in time b2+o(1) with conjectured security level 2b against conventional computers and quantum computers. Th...
Daniel J. Bernstein, Tanja Lange, Christiane Peter...