Technology Topic Identification and Trend Prediction of New Energy Vehicle Using LDA Modeling

Table 6

Model parameter determination.

ARIMA (, d, q)	BIC	ARIMA (, d, q)	BIC
ARIMA (0, 1, 1)	4.108	ARIMA (1, 1, 1)	4.184
ARIMA (0, 1, 5)	4.331	ARIMA (5, 1, 1)	4.376
ARIMA (1, 1, 0)	4.116	ARIMA (1, 1, 5)	4.366
ARIMA (5, 1, 0)	4.300	ARIMA (5, 1, 5)	4.531