Short-Range Concentration Grids
Edit conc_local.bat
and reduce grid resolution by half

Compare scatter diagrams
original 100 m resolution ...

revised 50 m resolution ...

Compare statistical results
original 100 m resolution ...

revised 50 m resolution ...

Although the underprediction bias for the highest concentrations
was eliminated, the overall model performance was reduced, such as the
correlation or the number of pairs within a factor of two.