Results 51 to 60 of about 8,730 (184)

A Theoretical Approach for Structuring and Analysing Knowledge Provenance for Visual Analytics

open access: yesComputer Graphics Forum, EarlyView.
VAKG unfolds the interactions within the current knowledge model (A) into a temporal knowledge graph (B), which is structured as a 4‐way graph containing two temporal (green) and two static (yellow) knowledge graphs. By using VAKG, one can structure and store the user's knowledge‐gathering process and all related interactions for eventual analysis (C).
L. Christino   +3 more
wiley   +1 more source

Random gravitational emulation search algorithm (RGES (in scheduling traveling salesman problem

open access: yesInternational Journal of Industrial Engineering and Production Research, 2018
this article proposes a new algorithm for finding a good approximate set of non-dominated solutions for solving generalized traveling salesman problem.
Ahmad Sheibat Alhamdi   +1 more
doaj   +2 more sources

Solving the Multiple Traveling Salesman Problem by a Novel Meta-heuristic Algorithm [PDF]

open access: yesJournal of Optimization in Industrial Engineering, 2014
The multiple traveling salesman problem (MTSP) is a generalization of the famous traveling salesman problem (TSP), where more than one salesman is used in the solution.
Hossein Larki, Majid Yousefikhoshbakht
doaj  

A Multi-Phase Method for Euclidean Traveling Salesman Problems

open access: yesAxioms, 2022
The Traveling Salesman Problem (TSP) aims to find the shortest tour for a salesman who starts and ends in the same city and visits the remaining n−1 cities exactly once.
Víctor Hugo Pacheco-Valencia   +3 more
doaj   +1 more source

Scalable Computation of Topological Abstractions for Scalar Data

open access: yesComputer Graphics Forum, EarlyView.
Abstract Topological data analysis has become an important tool for large scale scalar data analysis and visualization, efficiently extracting the inherent structure and features of interest of the data. However, with growing dataset sizes and complexity, it is increasingly becoming infeasible to compute topological abstractions of interest in serial ...
M. Will   +6 more
wiley   +1 more source

A matheuristic for the traveling salesman problem with positional consistency constraints

open access: yesInternational Transactions in Operational Research, EarlyView.
Abstract We propose a matheuristic for the traveling salesman problem with positional consistency constraints, where we seek to generate a set of routes with minimum total cost, in which the nodes visited in more than one route (consistent nodes) must occupy the same relative position in all routes.
Luís Gouveia, Ana Paias, Mafalda Ponte
wiley   +1 more source

The Traveling Salesman Problem with flexible coloring [PDF]

open access: yesDiscrete Applied Mathematics, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Roemer, T. A., Ahmadi, R., Dasu, S.
openaire   +3 more sources

Evaluation of drone system for thinning operations–a case study in Sweden

open access: yesInternational Transactions in Operational Research, EarlyView.
Abstract Thinning operations in forestry typically involve a two‐machine system (TMS) with a harvester and a forwarder. Its productivity in different forest conditions is well documented. To date, drones have been used for data collection and surveillance but not as an alternative to a TMS.
Mikael Rönnqvist   +3 more
wiley   +1 more source

Improved Cross Entropy Algorithm for the Optimum of Charge Planning Problem

open access: yesAbstract and Applied Analysis, 2014
To solve the charge planning problem involving charges and the orders in each charge, a traveling salesman problem based charge planning model and the improved cross entropy algorithm are proposed. Firstly, the charge planning problem with unknown charge
Fan Yang, Qiqiang Li
doaj   +1 more source

The Pyramidal Method for Traveling Salesman Problem

open access: yesCommunications, 2000
A shortest pyramidal tour (SPT) is a well-solved case of TSP when a distance matrix is the Monge matrix. We study heuristic repeating method for SPT with the distance matrix without restriction.
Stefan Pesko
doaj   +1 more source

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