Events like the or NIST Additive Manufacturing Challenge simulate real-world reverse engineering or inspection tasks. Participants receive a file (e.g., serge3dxmeasuringcontestandprincipa.stl ) containing a scan of an unknown object. They must:
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Could you paste the relevant text here? Then I’ll give you a clear, step-by-step breakdown. eig_vecs = np.linalg.eig(cov)
pcd = o3d.io.read_point_cloud("your_scan.ply") points = np.asarray(pcd.points) centroid = np.mean(points, axis=0) centered = points - centroid cov = np.cov(centered.T) eig_vals, eig_vecs = np.linalg.eig(cov) file serge3dxmeasuringcontestandprincipa link