Table 2 Comparison between selection operators.

From: Research on optimization methods for multi-energy expansion supply plans in industrial parks based on genetic algorithms

Selection operator

Gap between individuals

Sorting requirement

Coding complexity

Problem requirement

Large

N/A

Low

Roulette-wheel

Large

Yes

High

Rank

Small

Yes

Medium

Tournament

Not sensitive

No

Low

Elitist

Not sensitive

Yes

Medium