Table 1.

Segmentation accuracy (%) comparison.

Method	Mean	CatenaryWire	ContactWire	Pole	Insulator	Dropper	Cantilever	RegistrationArm	SteadyArm
PointNet	94.52	98.99	99.14	99.73	96.03	89.67	87.03	93.59	92.02
Ours (without local features)	95.55	98.97	99.52	99.85	96.57	91.61	92.06	93.6	92.19
Ours (k = 16)	97.01	99.45	99.79	99.8	97.36	96.39	92.81	95.23	95.27