Research Article

A DBN-Based Deep Neural Network Model with Multitask Learning for Online Air Quality Prediction

Table 1

The 21 elements in the candidate feature set.

#Feature

1The current concentration of the target station (μg/m3)
2The current PM10 concentration of the target station(μg/m3)
3The current NO2 concentration of the target station (μg/m3)
4The current CO concentration of the target station (mg/m3)
5The current O3 concentration of the target station (μg/m3)
6The current SO2 concentration of the target station (μg/m3)
7Weather
8Temperature (°C)
9Atmospheric pressure (hPa)
10Relative humidity
11Wind speed (m/s)
12Wind direction
13The current concentration of the selected nearby station (μg/m3)
14The current PM10 concentration of the selected nearby station (μg/m3)
15The current NO2 concentration of the selected nearby station (μg/m3)
16The current CO concentration of the selected nearby station (mg/m3)
17The current O3 concentration of the selected nearby station (μg/m3)
18The current SO2 concentration of the selected nearby station (μg/m3)
19The day of year
20The day of week
21The hour of day