Results 21 to 30 of about 4,928,656 (192)

Optimising a nonlinear utility function in multi-objective integer programming [PDF]

open access: yes, 2012
In this paper we develop an algorithm to optimise a nonlinear utility function of multiple objectives over the integer efficient set. Our approach is based on identifying and updating bounds on the individual objectives as well as the optimal utility ...
A. Przybylski   +22 more
core   +2 more sources

A Hybrid Optimization Technique Using Exchange Market and Genetic Algorithms

open access: yesIEEE Access, 2020
This paper proposes a hybrid optimization technique combining genetic and exchange market algorithms. These algorithms are two evolutionary algorithms that facilitate finding optimal solutions for different optimization problems.
Amirreza Jafari   +3 more
doaj   +1 more source

Evaluation of RPL’s Single Metric Objective Functions [PDF]

open access: yes, 2017
In this paper, we evaluate the performance of RPL (IPv6 Routing Protocol for Low Power and Lossy Networks) based on the Objective Function being used to construct the Destination Oriented Directed Acyclic Graph (DODAG).
Alayed, Walaa   +2 more
core   +1 more source

Application of piecewise-linear approximation of probabilistic-time characteristics of queuing systems

open access: yesКосмические аппараты и технологии, 2020
Nowadays many modern industries depend on satellite technologies to a greater or lesser extent. To build such satellite communication systems it is necessary to have estimated parameters of high service quality, one including the information delay time ...
I. L. Krikunov, K. E. Gaipov
doaj   +1 more source

Reliability impact for optimal placement of power factor correction capacitors considering transient switching events

open access: yesThe Journal of Engineering, 2019
The power factor can be enhanced in many ways, one of which is a capacitor installation to correct the power factor at a particular location. While power factor correction capacitors are commonly used in power systems to generate Mvar at the bus, this ...
Abdulaziz A. Al-Muhanna   +1 more
doaj   +1 more source

Static and Dynamic Community Detection Methods That Optimize a Specific Objective Function: A Survey and Experimental Evaluation

open access: yesIEEE Access, 2020
Most current survey papers classify community detection methods into broad categories and do not draw clear boundaries between the specific techniques employed by these methods. We survey in this paper all fine-grained community detection categories, the
Kamal Taha
doaj   +1 more source

Partial Evaluation and Efficient Discarding for the Maximal Covering Location Problem

open access: yesIEEE Access, 2021
The maximal covering location problem attempts to locate a limited number of facilities in order to maximize the coverage over a set of demand nodes. This problem is NP-Hard and it has been often addressed by using metaheuristics, where the execution ...
Cynthia Porras   +3 more
doaj   +1 more source

Importance Sampling for Objetive Funtion Estimations in Neural Detector Traing Driven by Genetic Algorithms [PDF]

open access: yes, 2010
To train Neural Networks (NNs) in a supervised way, estimations of an objective function must be carried out. The value of this function decreases as the training progresses and so, the number of test observations necessary for an accurate estimation has
C Andrieu   +29 more
core   +2 more sources

Non-Rigid Point Set Registration via Adaptive Weighted Objective Function

open access: yesIEEE Access, 2018
Non-rigid point set registration is a fundamental problem in many fields related to computer vision, medical image processing, and pattern recognition. In this paper, we develop a new point set registration method by using an adaptive weighted objective ...
Changcai Yang   +6 more
doaj   +1 more source

Methods That Optimize Multi-Objective Problems: A Survey and Experimental Evaluation

open access: yesIEEE Access, 2020
Most current multi-optimization survey papers classify methods into broad objective categories and do not draw clear boundaries between the specific techniques employed by these methods.
Kamal Taha
doaj   +1 more source

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