Automatic Traffic Data Collection under Varying Lighting and Temperature Conditions in Multimodal Environments: Thermal versus Visible Spectrum Video-Based Systems

Table 7

Vehicle speed performance for different pavement temperature—thermal video.

Pavement temp.	Calibration model		MRE	RAE	RPE
0°C–5°C		0.930	0.103	0.105	0.047
20°C–25°C		0.870	0.061	0.005	0.061
25°C–30°C		0.770	0.066	0.039	0.056
30°C–35°C		0.830	0.106	0.087	0.046
35°C–40°C		0.930	0.103	0.126	0.114
40°C–45°C		0.900	0.087	0.081	0.058