Abrasive tool wear prediction based on an improved hybrid difference grey wolf algorithm for optimizing SVM

•A new SVM optimization method based on improved HDGWO algorithm is proposed.•Nonlinear decreasing convergence factor and dynamic scaling factor improved IHDGWO.•The benchmark functions verify the advantages of IHDGWO in solution accuracy and speed.•Compared with SVM, DE-SVM & GWO-SVM, IHDGWO-SV...

Ausführliche Beschreibung