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MP
1998
108views more  MP 1998»
13 years 9 months ago
Base polytopes of series-parallel posets: Linear description and optimization
We define the base polytope B(P, g) of a partially ordered set P and a supermodular function g on the ideals ofP as the convex hull of the incidence vectors of all linear extensio...
Rainer Schrader, Andreas S. Schulz, Georg Wambach
CORR
2010
Springer
148views Education» more  CORR 2010»
13 years 9 months ago
Perturbation Resilience and Superiorization of Iterative Algorithms
Iterative algorithms aimed at solving some problems are discussed. For certain problems, such as finding a common point in the intersection of a finite number of convex sets, there...
Yair Censor, R. Davidi, Gabor T. Herman
MANSCI
2010
101views more  MANSCI 2010»
13 years 4 months ago
Does a Manufacturer Benefit from Selling to a Better-Forecasting Retailer?
This paper considers a manufacturer selling to a newsvendor retailer that possesses superior demand-forecast information. We show that the manufacturer's expected profit is c...
Terry A. Taylor, Wenqiang Xiao
DAGM
2009
Springer
14 years 3 months ago
A Closed-Form Solution for Image Sequence Segmentation with Dynamical Shape Priors
In this paper, we address the problem of image sequence segmentation with dynamical shape priors. While existing formulations are typically based on hard decisions, we propose a fo...
Frank R. Schmidt, Daniel Cremers
IOR
2008
105views more  IOR 2008»
13 years 9 months ago
The Stochastic Knapsack Revisited: Switch-Over Policies and Dynamic Pricing
The stochastic knapsack has been used as a model in wide ranging applications from dynamic resource allocation to admission control in telecommunication. In recent years, a variat...
Grace Y. Lin, Yingdong Lu, David D. Yao