Take example for the triangle gained by a hollow tetrahedron,a high-speed and high-efficiency image processing method is designed to gain the feature point and feature line.

• 以采用空心正四面体获取的三角形为例,设计一种获得特征点、特征线的图像处理算法,该方法具有速度快、精度较高、实用和算法分析容易等优点。