Shape(Structure)From X ●1 解决的是从2D图像到2.5D表面形状（场景深度） 的问题 。Shape from motion 。Shape from stereo Shape from monocular cues(shading,vanishing point,defocus, texture,....)Shape(Structure) From X  解决的是从2D图像到2.5D表面形状(场景深度) 的问题  Shape from motion  Shape from stereo  Shape from monocular cues(shading, vanishing point, defocus, texture,….)