Journal of Environmental and Public Health / 2017 / Article / Tab 3

Research Article

Ambient Air Quality Classification by Grey Wolf Optimizer Based Support Vector Machine

Table 3

Statistics of example dataset.

Pollutant (μg/m3)MeanStandard deviation

SO28.491.90
NO240.3213.41
PM2.5159.41787.68
PM10122.1277.64

We are committed to sharing findings related to COVID-19 as quickly and safely as possible. Any author submitting a COVID-19 paper should notify us at help@hindawi.com to ensure their research is fast-tracked and made available on a preprint server as soon as possible. We will be providing unlimited waivers of publication charges for accepted articles related to COVID-19. Sign up here as a reviewer to help fast-track new submissions.