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. 2016 Oct 20;129(20):2476–2483. doi: 10.4103/0366-6999.191787

Figure 3.

Figure 3

Process of collecting point cloud and navigation registration. ① point cloud P in image space ② point cloud Q in actual space ③ point cloud simulated diagram ④ registration matrix T after registering point cloud P and point cloud Q. a: Point cloud collection in bone-bed; b: Point cloud collection in short process of malleus; c: Cloud of points presented by the system.