Research Article

Evaluating the Performance of a Regional-Scale Photochemical Modelling System: Part I—Ozone Predictions

Table 5

Summary statistics corresponding to air-quality stations associated with air-quality simulations of ozone concentration for winter evaluation with 35  gm−3 as cut-off value.

StatisticHourly1 h maximum8 h maximum

MB ( gm−3)1.497.376.72
MAGE ( gm−3)17.1316.1114.53
MNBE (%)6.3417.8514.88
MNGE (%)32.4427.8028.05
RMSE ( gm−3)21.6721.1817.78
UPA (%)−18.68−15.11
IOA0.5940.5570.891