On the Effect of Mirroring in the IPOP Active CMA-ES on the Noiseless BBOB Testbed

A CMA-ES variant with negative or active covariance matrix adaptation allows negative weights in the update of the covariance matrix taking into account also the worst solutions. The main idea behind this update is “to use information about unsuccessful offspring candidate solutions in order to actively reduce variances of the mutation distrihal-00746123