Detection and Optimization of Traffic Networks Based on Voronoi Diagram

Table 4

Comparing to the smoothing methods with a best parameter.

Method	SE (%)	PP (%)	AC (%)	Time (ms)
Average smoothing (fsize = 11)	81.4	73.4	77.4	34
Gaussian smoothing (fsize = 9)	82.7	74.2	78.4	50
Savitzky–Golay smoothing (fsize = 19)	85.8	69.1	77.5	39
Wavelet smoothing (with db4)	82.7	70.5	76.6	62
Voronoi diagram	96.8	86.4	91.6	42