Results 11 to 20 of about 3,140,982 (289)

Methods of Estimating Operative Risks in Trade

open access: yesВестник Российского экономического университета имени Г. В. Плеханова, 2019
The article deals with Russian retail trade. Today it is very topical due to our economy digitalization and sanctions introduced by some foreign countries. The authors study methodological approaches to the analysis of operative risks in trade and search
G. P. Fomin   +2 more
doaj   +1 more source

The Use of the Imperialist Competitive Algorithm in Optimising the Setting of the Tram Speed Controller in the Development of a Matlab-Simulink Environment

open access: yesElektronika ir Elektrotechnika, 2023
Estimating the electric power used by railway vehicles is an important factor in the planning of future power consumption, looking for possibilities to reduce the use of electric power and therefore also reduce carbon emissions. To improve the estimation,
Vaclav Kolar   +5 more
doaj   +1 more source

Optimal solution of pentagonal fuzzy transportation problem using a new ranking technique [PDF]

open access: yesYugoslav Journal of Operations Research, 2023
In this article, we propose a method based on a new ranking technique to find optimal solution for a pentagonal fuzzy transportation problem. Firstly, the proposed ranking method which is based on the centroid concept is applied.
Bisht Monika, Beg Ismat, Dangwal Rajesh
doaj   +1 more source

Optimal trajectories for efficient atomic transport without final excitation [PDF]

open access: yes, 2011
We design optimal harmonic-trap trajectories to transport cold atoms without final excitation, combining an inverse engineering techniqe based on Lewis-Riesenfeld invariants with optimal control theory. Since actual traps are not really harmonic, we keep
Chen, Xi   +4 more
core   +2 more sources

A High-Performance Stochastic Fractal Search Algorithm for Optimal Generation Dispatch Problem

open access: yesEnergies, 2019
This paper proposes applications of a modified stochastic fractal search algorithm (MSFS) to solve the economic load dispatch problem (ELD) in which valve-point effects, prohibited operating zones, power losses in all conductors, multi-fuel sources and ...
Ly Huu Pham   +4 more
doaj   +1 more source

Radio resource allocation for uplink OFDMA systems with finite symbol alphabet inputs [PDF]

open access: yes, 2014
In this paper, we consider the radio resource allocation problem for uplink orthogonal frequency-division multiple-access (OFDMA) systems. The existing algorithms have been derived under the assumption of Gaussian inputs due to its closed-form expression
Al-Imari, Mohammed   +3 more
core   +1 more source

The solution to the Profit maximization transportation problem using new transportation algorithm [PDF]

open access: yesE3S Web of Conferences, 2023
Any engineering system requires engineers to make numerous managerial and technological decisions during the design, building, and maintenance phases. All such decisions aim to either maximize the desired benefit or minimize the amount of effort needed ...
Gonsalves Sheetal   +2 more
doaj   +1 more source

Generic Learning-Based Ensemble Framework for Small Sample Size Face Recognition in Multi-Camera Networks

open access: yesSensors, 2014
Multi-camera networks have gained great interest in video-based surveillance systems for security monitoring, access control, etc. Person re-identification is an essential and challenging task in multi-camera networks, which aims to determine if a given ...
Cuicui Zhang   +2 more
doaj   +1 more source

Solving Approach of Inverse Kinematics for Manipulators Based on Improved Adaptive Niche Genetic Algorithm

open access: yesXibei Gongye Daxue Xuebao, 2019
Solving the inverse kinematics for a manipulator is of great importance to the manipulator's pose control and trajectory planning. Aiming at the poor generality and difficulty of finding an optimal solution from the multiple inverse kinematics solutions,

doaj   +1 more source

Optimal control problem for the BCF model describing crystal surface growth

open access: yesNonlinear Analysis, 2016
In this paper, for the BCF model describing crystal surface growth, the optimal control problem is considered, the existence of optimal solution is proved and the optimality system is established.
Xiaopeng Zhao, Jinde Cao
doaj   +1 more source

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