Transformer Fault Diagnosis Based on BP-Adaboost and PNN Series Connection

Table 3

Sample data description.

The fault types	code	Total number of samples	Number of training samples	Number of testing samples
medium and low temperature overheating	1	29	23	6
arc discharge	2	12	10	2
discharge and overheating	3	11	9	2
low energy discharge fault	4	18	14	4
high temperature overheating	5	30	24	6