Hybrid Biogeography Based Optimization for Constrained Numerical and Engineering Optimization

Table 7

Statistic results of HBBO and other six state-of-the-art methods for speed reducer design.

Method	Best	Mean	Worst	FFEs
HBBO	2996.348165	2996.348165	2996.348165	25,100
PSO-DE	2996.348165	2996.348165	2996.348166	70,100
()-ES	2996.348	2996.348	NA	30,000
ABC	2997.058	2997.058	NA	30,000