Roussos Dimitrakopoulos

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Cahiers du GERAD

96 résultats — page 1 de 5

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The research project, conducted in collaboration with Hydro-Québec, aims to create a control interface that links real-time electrical grid simulations to re...

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Effective waste rock management is a crucial aspect of long-term planning of industrial mining complexes. When waste management is not considered during the ...

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In mining complexes or mineral value chains, materials flow from extraction sites (mines) through crushers, stockpiles, waste dump and tailings, and processi...

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An industrial mining complex is an integrated value chain includes the excavation, transportation, processing, and distribution of mineral products as well a...

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Le 4 févriere 2025 a eu lieu la 5e édition de la journée des étudiant(e)s du GERAD, sous le thème de la transition énergétique. Le but de cet événement était...

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Variations between related images (e.g. due to motions) can caused by different independent factors. A qualified representation can decouple the underlying...

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Short-term production planning in mining complexes involves a series of decisions concerning activities and processes to accomplish the long-term planning ...

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An innovative simultaneous stochastic optimization approach is proposed that combines actor-critic reinforcement learning and stochastic mathematical progr...

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The simultaneous stochastic optimization of mining complexes (SSOMC) is a large-scale stochastic combinatorial optimization problem that simultaneously manag...

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This paper aims to identify the sources of value created in the strategic plan of a mining complex when the adaptive simultaneous stochastic optimization of ...

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Stope design optimization defines mineable three-dimensional material volumes to be extracted from a mineral deposit, aiming to maximize cashflows subject ...

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The geometallurgical models that predicting the throughput/comminution performance of the a processing plant often rely on rock hardness models, which are ba...

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A new linear model is presented herein to optimize strategic production scheduling of an open pit mine with multiple processing streams while accounting for...

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Geostatistically simulated representations of mineral deposits are used for resource/reserve assessments, mine design and production planning, project evalua...

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Industrial mining complexes can be optimized using simultaneous stochastic optimization (SSO), which manages the risks associated with meeting production tar...

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This paper presents a new truck dispatching policy approach that is adaptive given different mining complex configurations in order to deliver supply materia...

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A training-image free, high-order sequential simulation method is proposed herein, which is based on the efficient inference of high-order spatial statistics...

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This article presents a novel stochastic optimization model that simultaneously optimizes the short-term extraction sequence, shovel relocation, scheduling o...

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An innovative strategic mine planning approach is applied to a multi-mine and multi-process gold mining complex that simultaneously considers feasible capita...

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Mineral value chains or mining complexes involve mining, processing, stockpiling, waste management, and transportation activities. An integrated stochastic...

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