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AUTOMATICA
2005
103views more  AUTOMATICA 2005»
13 years 7 months ago
Periodic signal analysis by maximum likelihood modeling of orbits of nonlinear ODEs
This paper treats a new approach to the problem of periodic signal estimation. The idea is to model the periodic signal as a function of the state of a second-order nonlinear ordi...
Torsten Söderström, Torbjörn Wigren...
ICML
2010
IEEE
13 years 8 months ago
Learning Fast Approximations of Sparse Coding
In Sparse Coding (SC), input vectors are reconstructed using a sparse linear combination of basis vectors. SC has become a popular method for extracting features from data. For a ...
Karol Gregor, Yann LeCun
SIAMSC
2008
142views more  SIAMSC 2008»
13 years 7 months ago
A Fast Direct Solver for the Biharmonic Problem in a Rectangular Grid
We present a fast direct solver methodology for the Dirichlet biharmonic problem in a rectangle. The solver is applicable in the case of the second order Stephenson scheme [34] as ...
Matania Ben-Artzi, Jean-Pierre Croisille, Dalia Fi...
DATE
2002
IEEE
112views Hardware» more  DATE 2002»
14 years 11 days ago
Global Optimization Applied to the Oscillator Problem
The oscillator problem consists of determining good initial values for the node voltages and the frequency of oscillation and the avoidance of the DC solution. Standard approaches...
S. Lampe, S. Laur
IPPS
2002
IEEE
14 years 10 days ago
Fast Inductance Extraction of Large VLSI Circuits
Accurate estimation of signal delay is critical to the design and verification of VLSI circuits. At very high frequencies, signal delay in circuits with small feature sizes is do...
Hemant Mahawar, Vivek Sarin, Weiping Shi