A Novel Method for Diagnosis of Bearing Fault Using Hierarchical Multitasks Convolutional Neural Networks

Table 2

Situation of damaged bearings.

Bearing code	K001	KA03	KA07	KA08	KI01	KI03	KI07
Fault location	H	OR	OR	OR	IR	IR	IR
Damage method	No fault	Electric engrave	Drilling	Drilling	EDM	Electric engraver	Electric engraver
Fault severity	0	2	1	2	1	1	2