Crowd Sensing Urban Healthy Street Monitoring Based on Mobile Positioning System

Table 5

Normalization of street environment monitoring data.

PM2.5	PM10	NO2	SO2	O3	CO	TEMP
0.13169	0.01475	0.16791	0.09478	0.14798	0.13675	0.263975
0.23658	0.04197	0.26975	0.21478	0.32578	0.26478	0.147896
0.36741	0.12478	0.23698	0.32697	0.19874	0.39156	0.174584
0.45127	0.19164	0.46123	0.12369	0.36742	0.34972	0.269871