595360.fig.003a
(a)   The synchrony state 𝑥 𝑖 ( 1 𝑖 5 0 )
595360.fig.003b
(b) The synchrony states 𝑦 𝑗 ( 1 𝑗 3 0 )
595360.fig.003c
(c) The estimation of coupling strength 𝑐 1
595360.fig.003d
(d) The estimation of coupling strength 𝑐 2
Figure 3: Cluster synchronization of the adaptively coupled network (2.1) with 50 lorenz oscillators in the 𝑥 -cluster and 30 hyperchaotic Lü oscillators in the 𝑦 -cluster.