This is the Matlab code of our CEC2023 paper. We found that we can improve the SAEA's performance a little by comparing the candidate solution with their parent solution instead of the current minimum solution.
Dawei Zhan, Yuqian Gui, Tianrui Li. An Anisotropic Expected Improvement Criterion for Kriging-Assisted Evolutionary Computation. IEEE Congress on Evolutionary Computation, 2023.