Results 21 to 30 of about 28,852 (210)

Solving the Multiple Traveling Salesman Problem Using Memetic Algorithm

open access: yesArtificial Intelligence Evolution, 2022
The Multiple Traveling Salesman Problem (MTSP) is considered as an NP-complete problem due to the difficulty of finding the shortest tour between different cities with a set of constraints such as visiting each city once by one salesman. The solution tour represents the sum of all tours' costs performed by n salesmen.
Ahmad T. Al- Taani, Lubna M. Al-Afifi
openaire   +2 more sources

Novel Graph Model for Solving Collision-Free Multiple-Vehicle Traveling Salesman Problem Using Ant Colony Optimization

open access: yesAlgorithms, 2020
In this paper, a novel graph model to figure Collision-Free Multiple Traveling Salesman Problem (CFMTSP) is proposed. In this problem, a group of vehicles start from different nodes in an undirected graph and must visit each node in the graph, following ...
Anugrah K. Pamosoaji   +1 more
doaj   +1 more source

Optimizing the exploratory drilling rig route based on the Multi-Objective Multiple Traveling Salesman Problem [PDF]

open access: yesInternational Journal of Mining and Geo-Engineering, 2022
Exploratory drilling is one of the most important and costly stages of mineral exploration procedures, so the continuation of mining activities depends on the gathered data during this stage.
Elhmam Ghadiri Sufi   +2 more
doaj   +1 more source

Comparison of the Sub-Tour Elimination Methods for the Asymmetric Traveling Salesman Problem Applying the SECA Method

open access: yesAxioms, 2021
There are many sub-tour elimination constraint (SEC) formulations for the traveling salesman problem (TSP). Among the different methods found in articles, usually three apply more than others.
Ramin Bazrafshan   +2 more
doaj   +1 more source

Reordering Rows for Better Compression: Beyond the Lexicographic Order [PDF]

open access: yes, 2012
Sorting database tables before compressing them improves the compression rate. Can we do better than the lexicographical order? For minimizing the number of runs in a run-length encoding compression scheme, the best approaches to row-ordering are derived
Gutarra, Eduardo   +2 more
core   +2 more sources

Approximability of the Multiple Stack TSP [PDF]

open access: yes, 2009
STSP seeks a pair of pickup and delivery tours in two distinct networks, where the two tours are related by LIFO contraints. We address here the problem approximability.
Toulouse, Sophie
core   +4 more sources

OPTIMAL TOUR CONSTRUCTIONS FOR MULTIPLE MOBILE ROBOTS [PDF]

open access: yesJournal of Engineering Science and Technology, 2011
The attempts to use mobile robots in a variety of environments are currently being limited by their navigational capability, thus a set of robots must be configured for one specific environment. The problem of navigating an environment is the fundamental
AMIR A. SHAFIE
doaj  

Automated Map Generation for the Physical Traveling Salesman Problem [PDF]

open access: yes, 2013
This paper presents a method for generating complex problems that allow multiple nonobvious solutions for the physical traveling salesman problem (PTSP).
Lucas, Simon M   +4 more
core   +1 more source

A novel clustering method for breaking down the symmetric multiple traveling salesman problem

open access: yesJournal of Industrial Engineering and Management, 2021
Purpose: This study proposes a new two-stage clustering method to break down the symmetric multiple traveling salesman problem (mTSP) into several single standard traveling salesman problems, each of which can then be solved separately using a heuristic ...
Basma Hamdan, Hamdi Bashir, Ali Cheaitou
doaj   +1 more source

Exact algorithms for the order picking problem [PDF]

open access: yes, 2018
Order picking is the problem of collecting a set of products in a warehouse in a minimum amount of time. It is currently a major bottleneck in supply-chain because of its cost in time and labor force.
Cambazard, Hadrien   +2 more
core   +4 more sources

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