39 search results - page 5 / 8 » Exact and Approximate Sparse Solutions of Underdetermined Li... |
ICML
2006
IEEE
15 years 10 months ago
2006
IEEE
We present a discrete spectral framework for the sparse or cardinality-constrained solution of a generalized Rayleigh quotient. This NPhard combinatorial optimization problem is c...
MA
2010
Springer
14 years 7 months ago
2010
Springer
: Semiparametric linear transformation models have received much attention due to its high flexibility in modeling survival data. A useful estimating equation procedure was recent...
CIE
2005
Springer
14 years 11 months ago
2005
Springer
Abstract. We present a domain theoretic framework for obtaining exact solutions of linear boundary value problems. Based on the domain of compact real intervals, we show how to app...
ISSAC
1997
Springer
15 years 1 months ago
1997
Springer
Resultants characterize the existence of roots of systems of multivariate nonlinear polynomial equations, while their matrices reduce the computation of all common zeros to a prob...
DCG
2006
14 years 9 months ago
2006
Let A be a d by n matrix, d < n. Let C be the regular cross polytope (octahedron) in Rn . It has recently been shown that properties of the centrosymmetric polytope P = AC are ...