571 search results - page 20 / 115 » On a high order numerical method for functions with singular... |
JMIV
2006
13 years 7 months ago
2006
We propose a new method for the Lambertian Shape From Shading (SFS) problem based on the notion of Crandall-Lions viscosity solution. This method has the advantage of requiring the...
VLSISP
2002
13 years 7 months ago
2002
This paper addresses a method of blind source separation that jointly exploits the nonstationarity and temporal structure of sources. The method needs only multiple time-delayed co...
PVM
1999
Springer
13 years 11 months ago
1999
Springer
In this paper we study a parallel algorithm for computing the singular value decomposition (SVD) of a product of two matrices on message passing multiprocessors. This algorithm is ...
CPHYSICS
2011
13 years 2 months ago
2011
We present an acceleration of the well-established Krylov-Ritz methods to compute the sign function of large complex matrices, as needed in lattice QCD simulations involving the o...
SIAMSC
2010
13 years 6 months ago
2010
A method for moving least squares interpolation and differentiation is presented in the framework of orthogonal polynomials on discrete points. This yields a robust and efficient ...