Results 11 to 20 of about 1,661,640 (282)

Improved Environmental Stimulus and Biological Competition Tactics Interactive Artificial Ecological Optimization Algorithm for Clustering

open access: yesBiomimetics, 2023
An interactive artificial ecological optimization algorithm (SIAEO) based on environmental stimulus and a competition mechanism was devised to find the solution to a complex calculation, which can often become bogged down in local optimum because of the ...
Wenyan Guo   +3 more
doaj   +1 more source

ADAPTS: An Intelligent Sustainable Conceptual Framework for Engineering Projects [PDF]

open access: yes, 2020
This paper presents a conceptual framework for the optimization of environmental sustainability in engineering projects, both for products and industrial facilities or processes.
Heras García de Vinuesa, Ana de las   +3 more
core   +1 more source

Suppressing Side-Lobes of Linear Phased Array of Micro-Strip Antennas with Simulation-Based Optimization

open access: yesMetrology and Measurement Systems, 2016
A simulation-based optimization approach to design of phase excitation tapers for linear phased antenna arrays is presented. The design optimization process is accelerated by means of Surrogate-Based Optimization (SBO); it uses a coarse-mesh surrogate of
Kozieł Sławomir   +2 more
doaj   +1 more source

Gaining-Sharing Knowledge Based Algorithm With Adaptive Parameters for Engineering Optimization

open access: yesIEEE Access, 2021
As optimization algorithms have a great power to solve nonlinear, complex, and hard optimization problems, nature-inspired algorithms have been applied extensively in distinct fields in order to solve real life optimization cases.
Ali Wagdy Mohamed   +3 more
doaj   +1 more source

Optimizing the Classical Heat Engine [PDF]

open access: yesPhysical Review Letters, 2000
A pair of systems at different temperatures is a classic environment for a heat engine, which produces work during the relaxation to a common equilibrium. It is generally believed that a direct interaction between the two systems will always decrease the amount of the obtainable work, due to inevitable dissipation.
Allahverdyan, A. E.   +1 more
openaire   +5 more sources

Energy Efficient Power Allocation for Downlink NOMA Heterogeneous Networks With Imperfect CSI

open access: yesIEEE Access, 2019
Non-orthogonal multiple access (NOMA) is a promising emerging technology that can significantly improve the utilization of spectrum and system capacity in heterogeneous wireless networks.
Xin Song   +4 more
doaj   +1 more source

Comparison of Direct Multiobjective Optimization Methods for the Design of Electric Vehicles [PDF]

open access: yes, 2006
"System design oriented methodologies" are discussed in this paper through the comparison of multiobjective optimization methods applied to heterogeneous devices in electrical engineering.
Fefermann, Yan   +3 more
core   +2 more sources

Joint Uplink and Downlink Resource Allocation for D2D Communications System

open access: yesFuture Internet, 2019
In cellular networks, device-to-device communications can increase the spectrum efficiency, but some conventional schemes only consider uplink or downlink resource allocation.
Xin Song   +4 more
doaj   +1 more source

The Development Of Optimization Methods For Knowledge Base Enrichment Processes [PDF]

open access: yes, 2015
The paper presents the concept of approach to the research and evaluation of the processes of intellectual activity associated with the enrichment of the knowledge base.
Serdiuk, O. (Olga)
core   +2 more sources

Time and Power Allocation for Energy Efficiency Maximization in Wireless-Powered Full-Duplex Relay Systems

open access: yesFuture Internet, 2019
In this paper, we propose an optimal time and power allocation scheme in a wireless power supply full-duplex (FD) relay system, where we consider the number of relay antennas in the energy harvesting stage.
Xin Song   +4 more
doaj   +1 more source

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