Algoritma Ant Colony Optimization (ACO) dengan Mutasi dan Local Search Untuk Menyelesaikan Vehicle Routing Problem

Abstract:  Vehicle routing problem (VRP) is one of the transportation problem that can be described as a set of vehicles that start and end its journey to serve a customer at a facility called a depot, with every customer has a demand or request, and all of the vehicle has same capacity and maximum total distance of vehicle. The thesis aims to determine the optimal route for a number of vehicles as the solution of the problem of vehicle routing problem using Ant Colony Optimization (ACO) algorithm with mutation and local search process that furthermore called by Improved Ant Colony Optimization (IACO) algorithm. IACO algorithm is ant colony optimization (ant algorithm) which coupled with the process of mutation and local search to improve solutions. Ant colony optimization algorithm is an algorithm that mimics the behavior of ants in search of food by finding the shortest route starts from the nest to the food place. IACO algorithm includes five basic processes, namely the process of initialization parameters, construction of the route, the process of mutation, local search, and update the pheromone. Mutation process used is a reciprocal exchange, and the local search process used is a local search 2-opt exchange. Data from some of the problems of vehicle routing problem that has many variations on the customer, vehicle capacity, and maximum total distance of vehicle implemented on IACO. Programs created with the Java programming language and use the NetBeans IDE 7.0 software for implementing the solution in the search algorithm IACO. Based on the comparison of results for different parameter values, the smaller the value of alpha, rho, and the constant Q, and the greater the value of beta produces a better solution.
Keywords: IACO Algorithm, Ant Colony Optimization, Vehicle Routing Problem, Mutations, Local Search
Penulis: Muhammad Harun Ar Rosyid, Herry Suprajitno, Miswanto
Kode Jurnal: jpmatematikadd130071

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