By studying the geometry relationship among the corresponding points on three different projective planes based on epipolar geometry, it obtained the trilinear tensor constraining corresponding points of different view.

• 该方法在极线几何的基础上，通过研究物体在3个不同透视投影平面上对应点之间的相互关系，得到描述不同图像上对应点关系的一个三线性张量。