Table 2: Summary of symbolic regression experimental results.

Exper. Ours Comparison
Number Length Fitness Length Fitness

254 99.984% 266 99.496%
87 99.983% 282 99.907%
155 99.735% 470 96.187%
62 99.987% 185 99.966%
55 99.179% 186 98.936%

1: Compared to PGEP-O.
2: Compared to canonical distributed GEP.