Quantum-Inspired Evolutionary Algorithm for Continuous Space Optimization Based on Multiple Chains Encoding Method of Quantum Bits

Table 3

Benchmark continuous functions.

Function	Function expression	Solution space	𝐹min
Ackley	𝐹Ack=20+𝑒−20𝑒^−0.2(1/𝑛)∑𝑛𝑖=1𝑥2𝑖−𝑒^(1/𝑛)∑𝑛𝑖=1cos2𝜋𝑥𝑖	𝑥𝑖∈(−32.768,32.768)	0
Griewank	𝐹Gri=14000^𝑛𝑖∑=1𝑥^2𝑖−∐^𝑛𝑖=1𝑥cos^𝑖√𝑖+1	𝑥𝑖∈(−600,600)	0
Rastrigin	𝐹Ras=∑^𝑛𝑖=1𝑥^2𝑖−10cos2𝜋𝑥𝑖+10	𝑥𝑖∈(−5.12,5.12)	0
Schwefel	𝐹Sch=∑^𝑛𝑖=1𝑥𝑖+∏^𝑛𝑖=1𝑥𝑖	𝑥𝑖∈(−10,10)	0
Rosenbrock	𝐹Ros=∑^𝑛−1𝑖=1100𝑥𝑖+1−𝑥^2𝑖+𝑥𝑖−1^2	𝑥𝑖∈(−30,30)	0