Figure 3
From: Visual data mining based on differential topology: a survey

Extracting a contour tree. (a) A join tree. (b) A split tree. (c) An augmented contour tree. (d) A final contour tree.
From: Visual data mining based on differential topology: a survey
Extracting a contour tree. (a) A join tree. (b) A split tree. (c) An augmented contour tree. (d) A final contour tree.