Improved Extension Neural Network and Its Applications

Figure 8

The two-dimensional synthetic data set and its core data points and boundary data points.

(a) Artificial data set

(b) Clustering result after running FCM

(c) Core data and boundary data (𝛽₁=1)

(d) Core data and boundary data (𝛽₁=0.5)

(e) Core data and boundary data (𝛽₁=0.3333)