Search Results - "Chaouachi, Jouhaina"

Planning and operating a shared goods and passengers on-demand rapid transit system for sustainable city-logistics by Fatnassi, Ezzeddine, Chaouachi, Jouhaina, Klibi, Walid

“…•The characterization of the role of shared rapid transit in urban areas.•The proposition of a forward optimization for dynamic transportation problems.•The…”
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Application of a variable neighborhood search algorithm to a fleet size and mix vehicle routing problem with electric modular vehicles by Rezgui, Dhekra, Chaouachi Siala, Jouhaina, Aggoune-Mtalaa, Wassila, Bouziri, Hend

“…•A complete and detailed presentation of the problem is provided.•A VNS algorithm is developed and applied.•Extensive numerical experiments have been…”
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A Column Generation-Based Lower Bound for the Minimum Sum Coloring Problem by Mrad, Mehdi, Harrabi, Olfa, Siala, Jouhaina Chaouachi, Gharbi, Anis

“…The objective of this paper is to derive a tight and efficient lower bound for the minimum sum coloring problem. This NP-hard problem is a variant of the…”
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Dealing with the Empty Vehicle Movements in Personal Rapid Transit System with Batteries Constraints in a Dynamic Context by Fatnassi, Ezzeddine, Chaouachi, Jouhaina, Chebbi, Olfa

“…The Personal Rapid Transit is a new emergent transportation tool. It relies on using a set of small driverless electric vehicles to transport people on demand…”
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A hybrid Lagrangian genetic algorithm for the prize collecting Steiner tree problem by Haouari, Mohamed, Chaouachi Siala, Jouhaina

“…We consider the version of prize collecting Steiner tree problem (PCSTP) where each node of a given weighted graph is associated with a prize and where the…”
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Towards effective resolution approaches for solving the sum coloring problem by Harrabi, Olfa, Chaouachi, Jouhaina

“…The paper sheds light on the sum coloring of graphs which has a wealth of pertinence to several applications in scheduling and resource allocation. Throughout…”
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Upper and lower bounding strategies for the generalized minimum spanning tree problem by Haouari, Mohamed, Chaouachi, Jouhaina Siala

“…We address the generalized minimum spanning tree problem (GMST) which requires spanning at least one vertex out of every set of disjoint vertices in a graph…”
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Reducing the wasted transportation capacity of Personal Rapid Transit systems: An integrated model and multi-objective optimization approach by Chebbi, Olfa, Chaouachi, Jouhaina

“…•The presentation of new urban mobility option based on PRT.•The proposition of a new multi-objective optimization routing problem.•The proposition of two…”
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Discrete honeybee mating optimization algorithm for the routing of battery-operated automated guidance electric vehicles in personal rapid transit systems by Fatnassi, Ezzeddine, Chebbi, Olfa, Chaouachi, Jouhaina

“…Reducing the amount of energy consumed by mass transit systems can be a challenging task. The present study focuses on minimizing the energy consumed by a…”
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Multi-objective Iterated Greedy Variable Neighborhood Search Algorithm For Solving a full-load automated guided vehicle routing problem with battery constraints by Chebbi, Olfa, Chaouachi, Jouhaina

“…The Stacker Crane Problem consists in finding a set of minimum-cost roads starts and stops at the same location to satisfy a set of predefined transportation…”
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VNS as an upper bound for an exact method to solve a class of on-demand transit transportation systems by Fatnassi, Ezzeddine, Chaouachi, Jouhaina

“…This paper considers the offline routing of a Personal Rapid Transit system. In particular, a branch and bound approach is combined with a variable…”
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On integrating an Iterated Variable Neighborhood Search within a bi-objective Genetic Algorithm: Sum Coloring of Graphs Case Application by Harrabi, Olfa, Siala, Jouhaina Chaouachi, Bouziri, Hend

“…The minimum sum coloring of graphs is a variant of the classical graph coloring problem which is known to be NP-hard. The problem consists on minimizing the…”
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Bee colony algorithm for the routing of guided automated battery-operated electric vehicles in personal rapid transit systems by Fatnassi, Ezzeddine, Chebbi, Olfa, Siala, Jouhaina Chaouachi

“…Personal rapid transit (PRT) systems are on-demand transportation services that use guided automated vehicles. The present study proposes an artificial bee…”
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A New Sum Coloring-based Integer Linear Programming for Solving the University Course Timetabling Problem by Harrabi, Olfa, Siala, Jouhaina Chaouachi

“…The drawing up of university course timetables is an ongoing challenge and laborious task which must be performed by an administrative staff working on the…”
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Effective parameter tuning for genetic algorithm to solve a real world transportation problem by Chebbi, Olfa, Chaouachi, Jouhaina

“…We present and develop a specific and simple method for effective parameter tuning of Genetic Algorithms. This method is based on simple heuristic principle…”
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Scheduling automated guided vehicle with battery constraints by Fatnassi, Ezzeddine, Chaouachi, Jouhaina

“…Automated guided vehicles(AGV) are becoming a popular tool in industries, manufactories, etc. That is why much research has been devoted to different AGV…”
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Dynamic carbon emissions minimization for autonomous vehicles in the context of on-demand transportation systems by Fatnassi, Ezzeddine, Chaouachi, Jouhaina

“…Road transportation tools are a major contributor to carbon emissions. Reducing the impact of these emissions on the environment requires an understanding of…”
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A Hybrid Evolutionary Algorithm for Smart Freight Delivery with Electric Modular Vehicles by Rezgui, Dhekra, Bouziri, Hend, Aggoune-Mtalaa, Wassila, Siala, Jouhaina Chaouachi

“…This paper proposes a hybrid evolutionary algorithm for smart urban freight distribution using electric modular vehicles. The hybridization of evolutionary…”
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An elitist multi-objective genetic algorithm for minimizing vehicle numbers and energy consumption in the context of Personal Rapid Transit by Chebbi, Olfa, Chaouachi, Jouhaina

“…Personal Rapid Transit (PRT) is a taxi-like transportation system in which automated driverless vehicles transport people directly from one station to another…”
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A Comparative Study of Local Search Techniques Addressing an Electric Vehicle Routing Problem with Time Windows by Rezgui, Dhekra, Bouziri, Hend, Aggoune-Mtalaa, Wassila, Siala, Jouhaina Chaouachi

“…This paper addresses an electric routing problem (e- VRP) of last-mile delivery operated by innovative electric vehicles. In fact the studied vehicles are…”
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