Results 31 to 40 of about 243,440 (132)

On stability conditions of vector \(l_\infty\)-extreme combinatorial problem with Pareto principle of optimality

open access: yesJournal of Numerical Analysis and Approximation Theory, 2003
We consider the multicriteria problem of combinatorial optimization with partial criteria of the kind MINMAX MODUL. The parameters of criteria are subject to "small" independent perturbations.
Vladimir A. Emelichev   +1 more
doaj   +2 more sources

Topology optimization for human proximal femur considering bi-modulus behavior of cortical bones [PDF]

open access: yes, 2015
© Springer International Publishing Switzerland 2015. The material in the human proximal femur is considered as bi-modulus material and the density distribution is predicted by topology optimization method.
A Nazarian   +21 more
core   +1 more source

Unifying and Strengthening Hardness for Dynamic Problems via the Online Matrix-Vector Multiplication Conjecture [PDF]

open access: yesSymposium on the Theory of Computing, 2015
Consider the following Online Boolean Matrix-Vector Multiplication problem: We are given an n x n matrix M and will receive n column-vectors of size n, denoted by v1, ..., vn, one by one.
Monika Henzinger   +3 more
semanticscholar   +1 more source

On the spectral analysis of second-order Markov chains [PDF]

open access: yes, 2012
36 pagesInternational audienceSecond order Markov chains which are trajectorially reversible are considered. Contrary to the reversibility notion for usual Markov chains, no symmetry property can be deduced for the corresponding transition operators ...
Diaconis, Persi, Miclo, Laurent
core   +3 more sources

Status of vector protection measures and awareness regarding vector borne diseases in families residing in a Nirmal Gram Puraskar village in India.

open access: yesJournal of Vector Borne Diseases
BACKGROUND OBJECTIVES Mosquito-borne diseases are increasing problems in various parts of the world, causing high mortality and morbidity for humans.
A. Rohit   +4 more
semanticscholar   +1 more source

Chagas Disease: From Discovery to a Worldwide Health Problem

open access: yesFrontiers in Public Health, 2019
Carlos Chagas discovered American trypanosomiasis, also named Chagas disease (CD) in his honor, just over a century ago. He described the clinical aspects of the disease, characterized by its etiological agent (Trypanosoma cruzi) and identified its ...
K. Lidani   +6 more
semanticscholar   +1 more source

Efficient High-Dimensional Inference in the Multiple Measurement Vector Problem [PDF]

open access: yesIEEE Transactions on Signal Processing, 2011
In this work, a Bayesian approximate message passing algorithm is proposed for solving the multiple measurement vector (MMV) problem in compressive sensing, in which a collection of sparse signal vectors that share a common support are recovered from ...
Justin Ziniel, Philip Schniter
semanticscholar   +1 more source

Convective regularization for optical flow

open access: yes, 2015
We argue that the time derivative in a fixed coordinate frame may not be the most appropriate measure of time regularity of an optical flow field. Instead, for a given velocity field $v$ we consider the convective acceleration $v_t + \nabla v v$ which ...
Iglesias, José A., Kirisits, Clemens
core   +1 more source

On the long time behavior of stochastic vortices systems [PDF]

open access: yes, 2013
In this paper, we are interested in the long-time behaviour of stochastic systems of n interacting vortices: the position in R2 of each vortex evolves according to a Brownian motion and a drift summing the influences of the other vortices computed ...
Fontbona, Joaquin, Jourdain, Benjamin
core   +4 more sources

The maximum maximum of a martingale with given $n$ marginals

open access: yes, 2016
We obtain bounds on the distribution of the maximum of a martingale with fixed marginals at finitely many intermediate times. The bounds are sharp and attained by a solution to $n$-marginal Skorokhod embedding problem in Ob{\l}\'oj and Spoida [An ...
Henry-Labordère, Pierre   +3 more
core   +1 more source

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