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SIAMNUM
2011
252views more  SIAMNUM 2011»
14 years 8 months ago
Analysis and Computation of Compatible Least-Squares Methods for div-curl Equations
We develop and analyze least-squares finite element methods for two complementary div-curl elliptic boundary value problems. The first one prescribes the tangential component of ...
Pavel B. Bochev, Kara Peterson, Christopher M. Sie...
CORR
2010
Springer
136views Education» more  CORR 2010»
14 years 10 months ago
An Inverse Power Method for Nonlinear Eigenproblems with Applications in 1-Spectral Clustering and Sparse PCA
Many problems in machine learning and statistics can be formulated as (generalized) eigenproblems. In terms of the associated optimization problem, computing linear eigenvectors a...
Matthias Hein, Thomas Bühler
ISCI
1998
91views more  ISCI 1998»
15 years 25 days ago
The Improper Fuzzy Riemann Integral and its Numerical Integration
The improper fuzzy Riemann integral and its numerical integration are proposed in this paper. Under the setting of the improper fuzzy Riemann integral, we can ®nd the expectation...
Hsien-Chung Wu
CAD
2000
Springer
15 years 1 months ago
Time-critical multiresolution rendering of large complex models
Very large and geometrically complex scenes, exceeding millions of polygons and hundreds of objects, arise naturally in many areas of interactive computer graphics. Time-critical ...
Enrico Gobbetti, Eric Bouvier
ICC
2007
IEEE
15 years 7 months ago
Determination of Optimal Distortion-Based Protection in Progressive Image Transmission: a Heuristic Approach
— In this paper a method for the fast determination of distortion-based optimal unequal error protection (UEP) of bitstreams generated by embedded image coders is described. The ...
Alessio Torquati, Maria Fresia, Fabio Lavagetto