Search Results - "Crama, Yves"
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Compact quadratizations for pseudo-Boolean functions
Published in Journal of combinatorial optimization (01-04-2020)“…The problem of minimizing a pseudo-Boolean function, that is, a real-valued function of 0–1 variables, arises in many applications. A quadratization is a…”
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Vehicle allocation problem with uncertain transportation requests over a multi-period rolling horizon
Published in Logistics research (01-01-2020)“…This work investigates optimization techniques for a multi-period vehicle allocation problem with uncertain transportation requests revealed sequentially over…”
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Control and voting power in corporate networks: Concepts and computational aspects
Published in European journal of operational research (01-05-2007)“…This paper proposes to rely on power indices to measure the amount of control held by individual shareholders in corporate networks. The value of the indices…”
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Cycle selections
Published in Discrete Applied Mathematics (15-08-2023)“…We introduce the following cycle selection problem which is motivated by an application to kidney exchange problems. Given a directed graph G=(V,A), a cycle…”
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Sixty-one surveys in operations research
Published in Annals of operations research (01-07-2022)“…We introduce the series of Annals of Operations Research that collects updated versions of the invited surveys that appeared in the journal 4OR - A Quarterly…”
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Quadratic reformulations of nonlinear binary optimization problems
Published in Mathematical programming (01-03-2017)“…Very large nonlinear unconstrained binary optimization problems arise in a broad array of applications. Several exact or heuristic techniques have proved quite…”
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21 volumes for the 21st century
Published in 4OR (01-03-2024)“…This is the traditional triennial note used by the Editors to give the readers of 4OR information on the state of the journal and its future. In the three…”
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Recovery management for a dial-a-ride system with real-time disruptions
Published in European journal of operational research (01-02-2020)“…•Dial-a-ride problem with real-time disruptions.•Patient delays (appointment duration variation) and request cancellation.•Local search based on four operators…”
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Local stability in kidney exchange programs
Published in European journal of operational research (01-01-2025)“…When each patient of a kidney exchange program has a preference ranking over its set of compatible donors, questions naturally arise surrounding the stability…”
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Solving unconstrained binary polynomial programs with limited reach: Application to low autocorrelation binary sequences
Published in Computers & operations research (01-05-2024)“…Unconstrained Binary Polynomial Programs (UBPs) are a class of optimization problems relevant in a broad array of fields. In this paper, we examine an example…”
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Large neighborhood search for multi-trip vehicle routing
Published in European journal of operational research (01-12-2016)“…•Multi-trip operators are proposed and compared with classical techniques.•One of the proposed ALNS heuristics provides state-of-the-art results.•An automatic…”
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Surveys in operations research
Published in Annals of operations research (01-12-2018)“…We introduce the series of Annals of Operations Research issues that collects updated versions of the invited surveys that appeared in the journal 4OR: A…”
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Stochastic Inventory Routing for Perishable Products
Published in Transportation science (01-05-2018)“…Different solution methods are developed to solve an inventory routing problem for a perishable product with stochastic demands. The solution methods are…”
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4OR comes of age
Published in 4OR (01-03-2021)“…This is the traditional triennial note used by the Editors to give the readers of 4OR information on the state of the journal and its future. In the three…”
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