155 search results - page 3 / 31 » Minimization of convex functionals over frame operators |
CORR
2011
Springer
14 years 1 months ago
2011
Springer
We consider the problem of globally minimizing the sum of many rational functions over a given compact semialgebraic set. The number of terms can be large (10 to 100), the degree ...
MOR
2010
14 years 8 months ago
2010
The goal of the current paper is to introduce the notion of certificates which verify the accuracy of solutions of computational problems with convex structure; such problems inc...
ICASSP
2009
IEEE
15 years 4 months ago
2009
IEEE
—We consider constrained minimization of a sum of convex functions over a convex and compact set, when each component function is known only to a specific agent in a timevarying...
ICC
2009
IEEE
15 years 4 months ago
2009
IEEE
— A point-to-point discrete-time scheduling problem of transmitting B information bits within T hard delay deadline slots is considered assuming that the underlying energy-bit co...
MOR
2006
14 years 9 months ago
2006
In multicriteria optimization, several objective functions, conflicting with each other, have to be minimized simultaneously. We propose a new efficient method for approximating t...