A Novel Hybrid Self-Adaptive Bat Algorithm

Table 1

Used DE strategies in the HSABA algorithm.

DE/rand/1/bin	𝑦𝑗=𝑥𝑟1,𝑗+𝐹⋅(𝑥𝑟2,𝑗−𝑥𝑟3,𝑗)
DE/randToBest/1/bin	𝑦𝑗=𝑥𝑖,𝑗+𝐹⋅(best𝑗−𝑥𝑖,𝑗)−𝐹⋅(𝑥𝑟1,𝑗−𝑥𝑟2,𝑗)
DE/best/2/bin	𝑦𝑗=best𝑗+𝐹⋅(𝑥𝑟1,𝑗+𝑥𝑟2,𝑗−𝑥𝑟3,𝑗−𝑥𝑟4,𝑗)
DE/best/1/bin	𝑦𝑗=best𝑗+𝐹⋅(𝑥𝑟1,𝑗−𝑥𝑟2,𝑗)