Model Reference Control of Hyperchaotic Systems

Figure 6

Comparison of the corresponding variables in the controlled hyperchaotic Lorenz system and its reference system: (a) 𝑥₁ and 𝑥_𝑟1; (b) 𝑥₂ and 𝑥_𝑟2; (c) 𝑥₃ and 𝑥_𝑟3; (d) 𝑥₄ and 𝑥_𝑟4.

(a) 𝑥₁ and 𝑥_𝑟1

(b) 𝑥₂ and 𝑥_𝑟2

(c) 𝑥₃ and 𝑥_𝑟3

(d) 𝑥₄ and 𝑥_𝑟4