Abstract
In the presented article, a new multi-objective PSO algorithm with a novel adaptive global best selecting strategy (AD-MOPSO) has been proposed. The strategy which compromises global and local searching ability selects gBest based on particles’ sigma values and density values. A particle’s density value is evaluated using the crowding angle of each particle in polar coordinates. An adaptive tuning coefficient is designed to maintain a good trade-off between convergence and diversity performance of the algorithm. AD-MOPSO is compared with other two newly developed MOPSO algorithms on a set of well-designed benchmark functions. Results indicate that the new algorithm shows better convergence and diversity performance than other two algorithms.
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