seniorGenetic Algorithms
What is constraint dominance in Genetic Algorithms?
Updated May 16, 2026
Short answer
Constraint dominance prioritizes feasible solutions over infeasible ones during selection.
Deep explanation
In constrained GA, solutions are ranked first by feasibility, then by fitness. A feasible solution always dominates an infeasible one, even if the latter has better objective value. This ensures constraint satisfaction is prioritized.
Real-world example
Scheduling systems where invalid schedules are never accepted.
Common mistakes
- Ignoring feasibility leading to invalid solutions dominating search.
Follow-up questions
- What is Deb’s constraint handling method?
- When is dominance preferred over penalty?