Michel Gamache

Back

Cahiers du GERAD

45 results — page 1 of 3

, , and

The short-term scheduling of activities in underground mines is an important step in mining operations. This procedure is a challenging optimization problem ...

BibTeX reference
, , and

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

BibTeX reference
, , and

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

BibTeX reference
, , , , and

In the area of hydraulic power generation, there is a great deal of interest in two interdependent domains: operation and maintenance. This interdependence...

BibTeX reference
, , and

The open-pit mine production scheduling problem aims to optimize the net present value of a mining asset. Several solution methods have been proposed to find...

BibTeX reference
and

For the past few years, the mining industry has seen a lot of operational changes. Digitalization and automation of many processes have paved the way for an ...

BibTeX reference
, , and

Multiple-point simulations have been introduced over the past decade to overcome the limitations of second-order stochastic simulations in dealing with geolo...

BibTeX reference
, , and

Over the last decade, geological uncertainty, its effects on long-term mine planning and methods for related risk management have been studied. However, th...

BibTeX reference
, , and

A new solution approach is developed herein to address the topic of multi-product open-pit mine production scheduling with multi-element uncertainty. The m...

BibTeX reference
, , and

This article describes a new model aiming at optimizing short- and medium-term underground mine scheduling. The complexity of the problem to solve and the fr...

BibTeX reference
, , and

Management and storage of waste and tailings are critical concerns in open pit mining, especially when the available space is limited but also to reduce the ...

BibTeX reference
, , and

Long-term open pit mine scheduling is generally assessed with a mixed integer programming (MIP) formulation which can be solved with different operations res...

BibTeX reference
, , , and

Most papers on digital advertising focus on the point of view of Internet companies such as Google and Microsoft, and were written by people working for thos...

BibTeX reference
and

Scheduling activities in an underground mine is a very complex task. This paper presents an optimization model for short-term planning that takes into consid...

BibTeX reference
, , , and

Airline companies are subject to a considerable amount of disruptions during their operations. It is vital for many industries including the airline industry...

BibTeX reference
, , and

A stochastic integer-programming (SIP) model is presented to optimize long-term scheduling of underground mine operations while considering geological uncert...

BibTeX reference
, , and

This paper deals with the resource constrained project scheduling problem, which consists of scheduling a set of activities with minimal duration that are su...

BibTeX reference

This paper presents a structured approach to model logical constraints (expressions that contain propositions and logical operators) in a linear program usin...

BibTeX reference
, , , and

A new algorithm for the optimal stope design problem is proposed. It is based on a previous methodology developed by Bai et al. (2013a) where a cylindrical ...

BibTeX reference
, , and

The dust suppression of hauling roads in open-pit mines is done by periodically spraying water from a water truck. The objective of this article is to presen...

BibTeX reference