A Novel Self-Adaptive Harmony Search Algorithm

Figure 3

Six well-known multimodal benchmark function landscapes.

(a) 2D Ackley's function

(b) 2D Bohachevsky's function

(c) 2D Griewank's function

(d) 2D Rastrigin's function

(e) 2D Schaffer's function

(f) 2D Schwefel’s problem 2.13