Research Article

An Improved Hybrid Feature Selection Algorithm for Electric Charge Recovery Risk

Table 2

Calculating the statistical features of historical electricity consumption.

The name of featureThe name of extended featureDescribe

Jfjsl (payment timeliness rate)jfjsl_minThe minimum value of jfjsl in the first six months of history
jfjsl_maxThe maximum value of jfjsl in the first six months of history
jfjsl_meanThe average value of jfjsl in the first six months of history
jfjsl_varThe variance of jfjsl in the first six months of history
jfjsl_medThe median of jfjsl in the first six months of history
jfjsl_stdThe standard deviation of jfjsl in the first six months of history