62 search results - page 1 / 13 » An extrapolation theorem for nonlinear approximation and its... |
JAT
2006
13 years 4 months ago
2006
We prove an extrapolation theorem for the nonlinear m-term approximation with respect to a system of functions satisfying very mild conditions. This theorem allows us to prove end...
ICASSP
2008
IEEE
13 years 11 months ago
2008
IEEE
A class of nonlinear transformation-based filters (NLTF) for state estimation is proposed. The nonlinear transformations that can be used include first (TT1) and second (TT2) or...
JCO
2006
13 years 4 months ago
2006
In this paper, we present a combinatorial theorem on labeling disjoint axis-parallel squares of edge length two using points. Given an arbitrary set of disjoint axis-parallel squar...
STOC
1990
ACM
13 years 8 months ago
1990
ACM
ions (Extended Abstract) Noga Alon Paul Seymour Robin Thomas Let G be an n-vertex graph with nonnegative weights whose sum is 1 assigned to its vertices, and with no minor isomorp...
SIAMSC
2008
13 years 4 months ago
2008
In this study, nonnegative matrix factorization is recast as the problem of approximating a polytope on the probability simplex by another polytope with fewer facets. Working on th...