Modeling PM_2.5 Urban Pollution Using Machine Learning and Selected Meteorological Parameters

Table 6

Classification rules and pairwise comparisons between the different classes and their respective performance.

Classification	Location
	Cotocollao	Belisario
<10 µg/m^3 versus 10–25 µg/m^3	Classification rules
	Wind speed > 2.5 m/s; Wind direction = S-SE	Wind speed > 2.2 m/s; Wind direction = SE-SW
	Wind direction = NW-NE; Precipitation > 15 mm
	Classification performance
	73.2% (Figure 7(a))	86.7%
<10 µg/m^3 versus >25 µg/m^3	Classification rules
	Wind speed > 2 m/s; Wind direction = S-SE	Wind speed > 2 m/s; Wind direction = SE-SW
	Wind direction = NW-NE; Precipitation > 1 mm
	Classification performance
	88.9% (Figure 7(b))	88.8%
10–25 µg/m^3 versus >25 µg/m^3	60.0%	64.1%