نتایج جستجو برای: fitness genetic algorithm operation research

تعداد نتایج: 2773685  

Journal: :Mathematical Problems in Engineering 2021

Due to the purpose of this study that reducing power consumption in cloud network is based on load balancing, fitness function measures balance between and servers (the hosts). This technique appropriate for handling resource optimization challenges, due ability convert balancing problem into an (reducing imbalance cost). In research, combining results particle swarm genetic (PSGO) algorithm us...

ژورنال: مهندسی دریا 2023

Today, marine transportation has a significant role in global trade. The characteristics of the containerized shipping have made the number of container ships grow every day and made significant improvements in the construction and operation of these ships. In this research, the main dimensions of a container ship are optimized according to different objectives. This optimization aims to reduc...

Journal: :journal of medical signals and sensors 0
hassan khotanlou mahlagha afrasiabi

t his paper presents a new feature selection approach for automatically extracting   ms lesions in 3d mr images. presented method is applicable to different types of ms lesions. in this method, t1, t2 and flair images are firstly preprocessed. in the next phase, effective features to extract ms lesions are selected by using a genetic algorithm. the fitness function of the genetic algorithm is t...

Journal: :international journal of advanced design and manufacturing technology 0
mir amin hosseini hamidreza mohammadi daniali

in the research, six degrees of freedom hexapod parallel machine tool is studied and investigated. jacobian matrix is developed by cinematic relations differentiation and using weighted coefficient method, dimensional analysis operation is carried out on jacobian matrix. geometric parameters of cartesian robot workspace are optimized, considering a minimum allowable rotation about three axes, a...

Journal: :CoRR 2016
Andrew W. Palmer Robin Vujanic Andrew John Hill Steve Scheding

The weekly maintenance schedule specifies when maintenance activities should be performed on the equipment, taking into account the availability of workers and maintenance bays, and other operational constraints. The current approach to generating this schedule is labour intensive and requires coordination between the maintenance schedulers and operations staff to minimise its impact on the ope...

2014
Sheena Chaudhary Rupinder Kaur

Wearable ECG sensors are growing in their popularity day by day. These ECG sensors run on batteries, hence carry a limited battery life. The ECG sensors are also used to monitor the fetal health, which are called FECG sensors. These sensors are used with the pregnant women for the fetal ECG monitoring to avoid the critical health hazards. In this research, the signal optimized for its easy tran...

2015
Jun Wang Bi-hua Zhou Shu-Dao Zhou Sheng Zheng

The paper proposes a novel function expression method to forecast chaotic time series, using an improved genetic-simulated annealing (IGSA) algorithm to establish the optimum function expression that describes the behavior of time series. In order to deal with the weakness associated with the genetic algorithm, the proposed algorithm incorporates the simulated annealing operation which has the ...

Journal: :international journal of supply and operations management 2015
mohammad hassan sebt mohammad reza afshar yagub alipouri

in this paper, a new genetic algorithm (ga) is presented for solving the multi-mode resource-constrained project scheduling problem (mrcpsp) with minimization of project makespan as the objective subject to resource and precedence constraints. a random key and the related mode list (ml) representation scheme are used as encoding schemes and the multi-mode serial schedule generation scheme (mssg...

Journal: :J. Simulation 2016
Tao Zhang Oliver Rose

This paper presents a special flexible job shop scheduling problem which has continuous-operation constraints at the last stages. In other words, jobs at the last stage which need the same machine must be processed one by one without intervals. An integrated approach combining the simulation of production processes and the genetic algorithm is used to solve the problem. The processing paths of ...

Journal: :Expert Syst. Appl. 2015
Vaclav Kozeny

Credit scoring methods have been widely investigated by researchers; recently, genetic algorithms have attracted particular attention. Many research papers comparing the performance of genetic algorithms and traditional scoring techniques have been published, but most do not provide enough detail about the fitness function used by the genetic algorithm—despite the fact that fitness function has...

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