Articles with "grey relational" as a keyword



The forecasting of consumer exchange-traded funds (ETFs) via grey relational analysis (GRA) and artificial neural network (ANN)

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Published in 2021 at "Empirical Economics"

DOI: 10.1007/s00181-021-02039-x

Abstract: Our study uses the grey relational analysis (GRA) and artificial neural network (ANN) models for the prediction of consumer exchange-traded funds (ETFs). We apply eight variables, including the put/call ratio, the EUR/USD exchange rate, the… read more here.

Keywords: exchange; neural network; grey relational; relational analysis ... See more keywords

Design optimization of a rectangular wave micromixer (RWM) using Taguchi based grey relational analysis (GRA)

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Published in 2018 at "Microsystem Technologies"

DOI: 10.1007/s00542-018-3815-4

Abstract: Design optimization of a rectangular wave passive micromixer is performed using numerical analysis, and Taguchi based grey relational analysis. Optimization study is carried out at a constant Reynolds number of 25. The three design variables… read more here.

Keywords: micromixer; analysis; design optimization; grey relational ... See more keywords

Integrated grey relational analysis and multi objective grey linear programming for sustainable electricity generation planning

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Published in 2018 at "Annals of Operations Research"

DOI: 10.1007/s10479-017-2566-4

Abstract: Sustainable energy generation is a key feature in sustainable development and among various sources of energy electricity due to some unique characteristics seems particularly important. Optimising electricity generation mix is a highly complex task and… read more here.

Keywords: electricity generation; multi objective; generation; electricity ... See more keywords

A study of entrepreneur and innovative university index by entropy-based grey relational analysis and PROMETHEE

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Published in 2024 at "Scientometrics"

DOI: 10.1007/s11192-024-05033-z

Abstract: In recent years, the concept of entrepreneurial and innovative universities has gained widespread prominence. Many universities have been paying more attention to being entrepreneurial and innovative by improving their organizational systems, advancing their infrastructure, and… read more here.

Keywords: relational analysis; grey relational; university; entrepreneur innovative ... See more keywords

Optimization of Mixing Parameters in Nanosilica Toughened Cement Mortar Using Taguchi-Grey Relational Analysis

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Published in 2020 at "Silicon"

DOI: 10.1007/s12633-020-00791-w

Abstract: In this research, multi response Taguchi-grey relational approach was employed to optimize the mixing parameters in cement mortar preparation. The main aim of this present investigation is to find the optimal input variables like surface-modified… read more here.

Keywords: taguchi grey; water; cement mortar; mortar ... See more keywords

Grey relational analysis using Gaussian process regression method for dissolved gas concentration prediction

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Published in 2019 at "International Journal of Machine Learning and Cybernetics"

DOI: 10.1007/s13042-018-0812-y

Abstract: The prediction of the dissolved gases content in an oil-immersed power transformer is very important for early fault detection. However, it is quite difficult to obtain accurate predictions due to the non-linearity of gas data.… read more here.

Keywords: gas; grey relational; method; relational analysis ... See more keywords

Grey relational analysis-based genetic algorithm optimization of electrical discharge drilling of Nimonic-90 superalloy

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Published in 2018 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"

DOI: 10.1007/s40430-018-1045-4

Abstract: Nickel-based superalloys are being increasingly used in aerospace, automotive industries due to their excellent thermo-mechanical properties. These applications require complex shapes and profiles which may not be obtained by conventional machining processes. These materials are… read more here.

Keywords: analysis based; relational analysis; electrical discharge; discharge drilling ... See more keywords
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A novel application of deep eutectic solvents in quantitative nuclear magnetic resonance using grey relational analysis for multi-response optimization

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Published in 2020 at "Chemometrics and Intelligent Laboratory Systems"

DOI: 10.1016/j.chemolab.2020.104125

Abstract: Abstract Developing new green solvents is one of the key subjects in Green Chemistry. Deep eutectic solvents (DES), as a new green class of tailor-made solvents, have attracted increasing attention in many areas of science… read more here.

Keywords: response; analysis; multi response; deep eutectic ... See more keywords

Optimizing selective laser sintering process by grey relational analysis and soft computing techniques

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Published in 2018 at "Optik"

DOI: 10.1016/j.ijleo.2018.08.040

Abstract: Abstract Selective laser sintering (SLS) is a novel fabrication technique with multiple industrial applications in different industrial sectors. Choosing optimum combination of elements which lead to the best component properties and lower process cost are… read more here.

Keywords: selective laser; laser; relational analysis; process ... See more keywords
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Identification of ballast grading for rail track

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Published in 2017 at "Journal of rock mechanics and geotechnical engineering"

DOI: 10.1016/j.jrmge.2017.04.006

Abstract: Abstract Grading has long been recognised to critically influence the mechanical behaviour of ballast. To identify the ballast grading for heavy-haul rail track, monotonic and cyclic triaxial tests are conducted to assess the performances of… read more here.

Keywords: identification ballast; ballast grading; grading rail; rail track ... See more keywords
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Multi-objective optimization using Taguchi based grey relational analysis in turning of Rock dust reinforced Aluminum MMC

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Published in 2020 at "Measurement"

DOI: 10.1016/j.measurement.2020.107664

Abstract: Abstract The present work deals with the optimization of material and machining parameters for surface finish and Material Removal Rate (MRR) enhancements while turning Aluminium/Rock dust composite through Taguchi and Grey Relational Analysis (GRA). Rock… read more here.

Keywords: grey relational; relational analysis; rock dust; rock ... See more keywords