2020
DOI: 10.1109/access.2019.2961980
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A Novel Prediction Strategy Based on Change Degree of Decision Variables for Dynamic Multi-Objective Optimization

Abstract: Effectively balancing the convergence and diversity in dynamic environments is a challenging task. In order to handle the issue, this paper proposes a novel prediction strategy based on change degree of decision variables for dynamic multi-objective optimization (CDDV), which has the ability to detect the change degree in the decision space and design the different prediction strategy to make the population adapt to the new environment. The proposed method can adaptively increase population diversity according… Show more

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Cited by 8 publications
(5 citation statements)
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“…Typical operators include the differential mutation [42] (with mutation step scale F ) and binary recombination (with crossover rate CR). The polynomial mutation [43] (with the index parameter η m ) and simulated binary crossover (SBX, with the distribution index η c ) operators are further options [44].…”
Section: Variation Operatorsmentioning
confidence: 99%
See 1 more Smart Citation
“…Typical operators include the differential mutation [42] (with mutation step scale F ) and binary recombination (with crossover rate CR). The polynomial mutation [43] (with the index parameter η m ) and simulated binary crossover (SBX, with the distribution index η c ) operators are further options [44].…”
Section: Variation Operatorsmentioning
confidence: 99%
“…RV measures the significance of the change part of the POS that cannot be captured by pure translation and adjusts the strength of that variation proportionally. Ou et al [44] proposed a prediction strategy based on the change degree of decision variables (CDDV). It aims to detect the influence that environmental change causes upon each decision variable, dividing them into two categories: small and significant changes for each dimension.…”
Section: Prediction-based Approachesmentioning
confidence: 99%
“…Ou et al [119] argued that the efect of changes on diferent decision variables may be diferent and therefore response measures should be diferent as well. They calculated for each decision variable the severity of change, according to which variable reinitialisation is made in response to changes.…”
Section: Dynamics-based Approachesmentioning
confidence: 99%
“…Commonly used carbon emission accounting methods include actual measurement method [6], material balance algorithm and coefficient method [7]. The actual measurement method is to calculate the total carbon emissions by measuring the flow rate [8], velocity and concentration of the exhaust gas through the instruments and facilities recognized by the relevant departments.…”
Section: Total Industrial Carbon Emissions and Carbon Emissions Intensitymentioning
confidence: 99%
“…The algorithm simplification is completed, and the experiment is ready to begin. (6) The standard coal conversion coefficient here is calculated based on the average low calorific value of the energy. When the conversion coefficient of certain energy is when the interval is selected, the middle value of the interval is used as the conversion coefficient of the energy.…”
Section: Overview Of Interval Multi-objective Optimization Problemsmentioning
confidence: 99%