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. Author manuscript; available in PMC: 2021 Feb 1.
Published in final edited form as: Atmos Environ (1994). 2019 Nov 14;222:117130. doi: 10.1016/j.atmosenv.2019.117130

Figure 4.

Figure 4.

Predicted log PM2.5 concentration for January 1, 2011 using Inverse Distance Weighting (“IDW”), Universal Kriging with CMAQ as only predictor, the Downscaler model and Random Forest. Points displayed in the map represent active monitors.