Evolutionary Fitness Landscape
NK Model — Rugged adaptive landscapes
NK Model Parameters
N (genome length):
8
K (epistasis):
2
Population size:
40
Mutation rate:
0.02
Selection strength:
5
New Landscape
Pause
Mode:
Selection ON
Drift Only
Population
Best
Peak
N genes, each affected by K others. K=0: smooth landscape, one peak. K=N-1: fully random, many peaks. Observe hill-climbing vs drift.