Traffic Data Imputation Algorithm Based on Improved Low-Rank Matrix Decomposition

Table 2

The performance comparison of data imputation models.

Missing sensor ID	1108512		1119921
Model	MAPE	RMSE	MAPE	RMSE
KNN	0.1338	0.5022	0.1095	0.4260
SVR	0.1024	0.5396	0.1401	0.2424
WNN	0.1442	0.6660	0.3994	0.1229
DBN-SVR	0.1129	0.6402	0.0994	0.7280
ARIMA	0.2078	0.6065	0.2047	0.5968
Traditional MC	0.3717	0.1830	0.1350	0.1099
ILRMD	0.0260	0.0453	0.0495	0.0672