An Improved Surface Simplification Method for Facial Expression Animation Based on Homogeneous Coordinate Transformation Matrix and Maximum Shape Operator

Figure 13

Comparison between FEQ and our method when the number of triangles in the face 03 (anger) model is simplified to 5,000 and 1,000.

(a) Original model

(b) The simplification results of forehead wrinkles using FEQ (left) and our method (right) when the model is simplified to 5,000

(c) The simplification results of forehead wrinkles using FEQ (left) and our method (right) when the model is simplified to 1,000