Axis 3: Decision support made under uncertainty

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Cahiers du GERAD

300 results — page 8 of 15

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This paper addresses the winner determination problem (WDP) for TL transportation procurement auctions under uncertain shipment volumes and uncertain carrier...

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We use NORTA (NORmal To Anything) to enhance normal credit-risk factor settings in modeling common risk factors and capturing contagion effects...

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The survivorship bias in credit risk modeling is the bias that results in parameter estimates when the survival of a company is ignored. We study the statist...

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In this paper we consider a version of the capacitated vehicle routing problem (CVRP) where travel times are assumed to be uncertain and statistically corre...

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In the last 20 years, there has been increasing interest in using advanced simulation and optimization techniques to develop and manage mineral resources a...

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The current trend of deeper and lower-grade deposits makes open pit mining less profitable. Mass mining alternatives have to be developed if mining at a si...

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For over a decade, stochastic optimization has emerged as a framework that is capable of generating a life-of-mine production schedule that increases ne...

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Twin Creeks is a gold mining complex part of Newmont's Nevada Operations. The mining complex is comprised of two open pits, Mega and Vista, external ore sour...

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A mining complex is a mineral value chain that consists of multiple activities, starting from material extraction to a set of sellable products delivered t...

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Short-term production scheduling in open pit mining consists of defining the extraction sequence and process allocation of mineralized material over time-sca...

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In this paper, we focus on the problem that has been described in the second international nurse rostering competition: a personalized nurse scheduling prob...

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This study presents a production scheduling optimization method for a mining complex, which provides a flexible long-term plan for future investments and ope...

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Partially observed major minor LQG mean field game theory is applied to an optimal execution problem in finance; following standard financial models, control...

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Stochastic Dynamic Programming (SDP) is a powerful approach applicable to nonconvex and stochastic stagewise problems. We investigate the impact of the form...

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We propose an analytical formula for the evaluation of compound options when the underlying asset is described by a two-states Markov regime-switching log-...

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An exchangeable bond is a debt that is convertible into shares of a firm's equity other than the bond's issuer. We evaluate an exchangeable bond within a two...

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Unlike delta-hedging or similar methods based on Greeks, global hedging is an approach optimizing some terminal criterion that depends on the difference be...

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Most structural models for valuing corporate securities assume a geometric-Brownian motion to describe the firm's assets value. However, this does not reflec...

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The problem of output stabilization is studied for a class of linear hybrid systems subject to signal uncertainties: linear impulsive systems under dwell-t...

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In this article, we discuss an alternative method for deriving conservative approximation models for two-stage robust optimization problems. The method main...

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