Data Imputation for Detected Traffic Volume of Freeway Using Regression of Multilayer Perceptron

Table 6

Experimental results of simulated imputation.

VDS		VDS-1	VDS-2	VDS-3	VDS-4	VDS-5
Variance of adjacent difference		44.42	59.08	34.90	40.25	36.22
		VDS imputation result (best MAPE)
Continuous missing	Subset I	8.25	4.44	8.88	11.65	7.92
	Subset II	28.79	13.04	24.96	11.19	48.01
Jumped missing	Subset I	11.23	15.11	10.82	19.74	14.64
	Subset II	63.29	29.21	22.40	33.24	26.11