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

Table 8

Summary statistics corresponding to air-quality stations associated with air-quality simulations and bias correction of ozone concentration for summer 2009.

Values	Statistic	MOD	MOD_MS	MOD_RA	MOD_HF
Hourly	MB (𝜇gm^−3)	−15.97	−6.38	−6.24	−6.55
	MAGE (𝜇gm^−3)	21.25	17.85	18.60	22.21
	MNBE (%)	−15.22	−5.57	−5.46	−5.99
	MNGE (%)	22.31	20.06	20.89	25.23
	RMSE (𝜇gm^−3)	26.84	22.62	23.63	28.56
	IOA	0.569	0.708	0.697	0.640
1 h maximum	MB (𝜇gm^−3)	−16.14	−2.31	0.64	4.27
	MAGE (𝜇gm^−3)	23.87	18.48	20.82	20.89
	MNBE (%)	−12.35	0.38	3.31	6.51
	MNGE (%)	21.37	17.64	20.15	20.50
	RMSE (𝜇gm^−3)	29.69	23.42	27.43	26.83
	UPA (%)	−17.47	2.31	19.99	4.40
	IOA	0.560	0.689	0.634	0.670
8 h maximum	MB (𝜇gm^−3)	−14.24	−1.98	−1.37	−0.51
	MAGE (𝜇gm^−3)	19.73	15.41	16.17	18.23
	MNBE (%)	−12.24	0.12	0.73	1.48
	MNGE (%)	19.50	16.41	17.23	19.64
	RMSE (𝜇gm^−3)	24.41	19.29	20.37	23.28
	UPA (%)	−16.44	1.28	8.22	6.27
	IOA	0.825	0.853	0.839	0.805