Results 1 to 10 of about 2,283 (90)

Optimizing the Classic and the Energy-Efficient Permutation Flowshop Scheduling Problem with a Hybrid Tyrannosaurus Rex Optimization Algorithm [PDF]

open access: yesBiomimetics
This paper introduces a Hybrid Tyrannosaurus Rex Optimization Algorithm (Hybrid TROA) combined with Variable Neighborhood Search (VNS), two variations of the Path Relinking strategy, and a randomized Nawaz–Enscore–Ham (NEH) heuristic to address the ...
Maria Tsiftsoglou   +2 more
doaj   +2 more sources

The Concept of a Novel Path Planning Strategy for Wire + Arc Additive Manufacturing of Bulky Parts: Pixel

open access: yesMetals, 2021
An innovative trajectory strategy was proposed and accessed for wire arc additive manufacturing (WAAM), applicable to different and more complex geometries, rather than being a single solution.
Rafael Pereira Ferreira, Américo Scotti
doaj   +1 more source

Modeling Multi-Plant Capacitated Lot Sizing Problem with Interplant Transfer [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2021
Lot sizing models involve operational and tactical decisions. These decisions may entail multi-level production processes such as assembly operations with multiple plants and limited capacities.
Amitkumar Patil   +3 more
doaj   +1 more source

Solving the mixed-model assembly line balancing problem type-I using a Hybrid Reactive GRASP

open access: yesProduction and Manufacturing Research: An Open Access Journal, 2022
One of the most recent challenges that manufacturers confront is to respond on time to the variety of customers’ demands for different products. The Assembly line is the main element responsible for assembling products in manufacturing systems, and it ...
Lakhdar Belkharroubi, Khadidja Yahyaoui
doaj   +1 more source

Commercial Territory Design for a Distribution Firm with New Constructive and Destructive Heuristics [PDF]

open access: yesInternational Journal of Computational Intelligence Systems, 2012
A commercial territory design problem with compactness maximization criterion subject to territory balancing and connectivity is addressed. Four new heuristics based on Greedy Randomized Adaptive Search Procedures within a location-allocation scheme for ...
Jaime Cano-Belmán   +2 more
doaj   +1 more source

Local search-based heuristics for the multiobjective multidimensional knapsack problem

open access: yesProduction, 2012
In real optimization problems it is generally desirable to optimize more than one performance criterion (or objective) at the same time. The goal of the multiobjective combinatorial optimization (MOCO) is to optimize simultaneously r > 1 objectives.
Dalessandro Soares Vianna   +1 more
doaj   +1 more source

Local search-based heuristics for the multiobjective multidimensional knapsack problem

open access: yesProduction, 2013
In real optimization problems it is generally desirable to optimize more than one performance criterion (or objective) at the same time. The goal of the multiobjective combinatorial optimization (MOCO) is to optimize simultaneously r > 1 objectives.
Dalessandro Soares Vianna   +1 more
doaj   +1 more source

Behavioural economic interventions to reduce health care appointment non-attendance: a systematic review and meta-analysis

open access: yesBMC Health Services Research, 2023
Background Appointment non-attendance – often referred to as “missed appointments”, “patient no-show”, or “did not attend (DNA)” – causes volatility in health systems around the world. Of the different approaches that can be adopted to reduce patient non-
Kalin Werner   +6 more
doaj   +1 more source

Scheduling parallel extrusion lines [PDF]

open access: yesJournal of Project Management
This paper introduces the problem of scheduling jobs on parallel plastic extrusion lines where each line is composed of one or more than one extruder.
Fayez F. Boctor   +2 more
doaj   +1 more source

A greedy randomized adaptive search procedure application to solve the travelling salesman problem

open access: yesInternational Journal of Industrial Engineering and Management, 2019
The main objective of this article is to show an algorithm capable to find a minimal total length evaluation function roundtrip in symmetric Travelling Salesman Problem (TSP). Application of concepts related to Greedy Randomized Adaptive Search Procedure
Alvaro Neuenfeldt Júnior   +1 more
doaj   +1 more source

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