Results 41 to 50 of about 151 (140)

Optimal transport of vector measures. [PDF]

open access: yesCalc Var Partial Differ Equ, 2021
Ciosmak KJ.
europepmc   +1 more source

Case of Non-paramonotone Operators ∗

open access: yes, 2008
For variational inequalities characterizing saddle points of Lagragians associated with convex programming problems in Hilbert spaces, the convergence of an interior proximal method based on Bregman distance functionals is studied.
Variational Inequalities   +2 more
core  

Discrete transforms, semidefinite programming and sum-of-squares representations of nonnegative polynomials

open access: yes, 2006
. We present a new semidefinite programming formulation of sum-of-squares representations of nonnegative polynomials, cosine polynomials and trigonometric polynomials of one variable. The parametrization is based on discrete transforms (specifically, the
Tae Roh, Lieven Vandenberghe
core  

Characterizations Of The Barrier Parameter Of Homogeneous Convex Cones

open access: yes, 1995
We characterize the barrier parameter of the optimal self--concordant barriers for homogeneous cones. In particular, we prove that for homogeneous convex cones this parameter is the same as the rank of the corresponding Siegel domain and also the same as
Osman Guler Levent
core   +1 more source

Joint minimization with alternating Bregman proximity operators

open access: yes, 2006
International audienceA systematic study of the proximity properties of Bregman distances is carried out. This investigation leads to the introduction of a new type of proximity operator which complements the usual Bregman proximity operator.
Combettes, Patrick, L   +4 more
core  

Conic separation of finite sets. I. The homogeneous case

open access: yes, 2020
. This work addresses the issue of separating two finite sets in R n by means of a suitable revolution cone The specific challenge at hand is to determine the aperture coefficient s, the axis y, and the apex z of the cone.
Manlio Gaudioso   +2 more
core  

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