This article addresses the efficient coordination of multiple electrical drill rigs in open-pit mines, considering unique constraints such as continuous powe...

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

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

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

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

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...

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 ...

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

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

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...

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...

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 ...

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

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...

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...

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

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

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

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

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 ...

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...

This article describes the problem in which the edges of a network represent customers, and a quantity of material is delivered to them so that each one achi...

In this paper, we present a mixed integer programming model for solving the long-term planning problem of an underground mine. This model establishes the seq...

The purpose of this paper is to study the periodic arc routing problem when the arcs of a network behave as customers, and sufficient material is delivered s...

In this paper, we propose a generic model based on linear programming that allows building an optimal production plan for a work shift in an open-pit mine. T...

Cet article propose une nouvelle architecture générique pour l'implantation d'un système intelligent de contrôle en temps réel basé sur la simulation dans de...

This paper presents an efficient approach for realistic modelling of internal transport systems. The weakness of the former methods in tracking the traffic w...

This paper presents a new generic architecture for the implementation of an intelligent simulation-based real-time control in large-scale discrete-events sys...

Cet article vise l'analyse du type de modélisation des problèmes tests utilisés par les chercheurs pour valider leurs stratégies de pilotage des systèmes d...

In this paper, we consider scheduling problems on a single machine in a sequence dependent setup environment. We introduce for these problems several integer...

We consider a crew scheduling problem with preferential bidding in the airline industry. We propose a new methodology based on a graph coloring model and a ...

In this paper, a solution approach based on the column generation technique is pre- sented for solving a time-indexed formulation of the total weighted tard...

This paper introduces the first exact approach for constructing aircrew member personalized monthly work schedules when a preferential bidding system (PBS) ...

This paper presents an enumeration algorithm based on dynamic programming for optimally solving the fleet management problem in underground mines. This probl...

The fleet management problem discussed in this paper consists in assigning the best routes to a set of vehicles in an underground mine haulage network. The h...

This paper presents two solution approaches for taking into account the displacement mode (forward or in reverse) of vehicles during the solution of the shor...

This paper presents a new branching strategy that is applied on the cost of a subproblem during the solution of a large-scale linear program by a column gene...

This paper describes a real-time fleet-management system for an underground mine. Dispatching, routing, and scheduling are handled simultaneously, taking...

This paper presents a solution approach for routing a fleet of automated vehicles on haulage networks having one-lane bidirectional road segments. The solu...

This paper deals with dispatching systems in open-pit mines. It illustrates the different strategies that exist for solving the dispatching problem and ana...

The operating schedule problem in open-pit mine can be associated with the problem of maximal closure on a graph. In the literature, the Lagrangian relaxati...

Cet article décrit un problème d'horaires mensuels personnalisés pour les membres d'équipage (pilotes et officiers) en transport aérien. Ce problème consist...

This article describes a method for solving the crew rostering problem in air transportation. This problem consists of constructing personalized schedules ...

This paper describes the Preferential Bidding Problem solved in the airline industry to construct personalized monthly schedules for pilots and officers. T...

We propose a common solution approach for different crew scheduling problems arising at the planning and operational levels in the airline industry. Specifi...

This paper propose a column generation method for optimally solving the rostering problem. Various strategies for accelerating the column generation process...