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

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/mpe/volume-2016/2370919/figures/2370919.fig.0014a.svgz" name="2370919.fig.0014a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>FEQ</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/mpe/volume-2016/2370919/figures/2370919.fig.0014b.svgz" name="2370919.fig.0014b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Our method</td></tr></table>

<div>Comparison between FEQ and our method when the number of triangles in the face 04 (grin) model is simplified to 1,000.</div>

Mathematical Problems in Engineering

fig14

Figure 14

Figure 14: An Improved Surface Simplification Method for Facial Expression Animation Based on Homogeneous Coordinate Transformation Matrix and Maximum Shape Operator 

Figure 14 | An Improved Surface Simplification Method for Facial Expression Animation Based on Homogeneous Coordinate Transformation Matrix and Maximum Shape Operator 