Smoothing Strategies Combined with ARIMA and Neural Networks to Improve the Forecasting of Traffic Accidents

Table 4

Pitman’s correlation (Corr) for pairwise comparison six models at 5% of significance and the critical value 0.2219.

Models	M1	M2	M3	M4	M5	M6
M1 HSVD-ARIMA	—	−0.9146	−0.9931	−0.9983	−0.9994	−0.9993
M2 MA-ARIMA	—	—	−0.8676	−0.9648	−0.9895	−0.9887
M3 HSVD-ANN-PSO	—	—	—	−0.6645	−0.8521	−0.8216
M4 HSVD-ANN-RPRO	—	—	—	—	−0.5129	−0.4458
M5 ANN-RPROP	—	—	—	—	—	0.1623
M6 MA-ANN-PSO	—	—	—	—	—	—