Research Article

Improved Correction of Atmospheric Pressure Data Obtained by Smartphones through Machine Learning

Table 3

Comparison of weighted mean values between the case applying classification of daytime data from users having 1,000 or more observations and that applying classification of nighttime data from users having 500 or more observations, applying a linear regression analysis based on classification by data source (AWS or smartphone), time of day (daytime or nighttime), and day of week (weekday or weekend) for data in Gyeonggi-do.

CategoryWeighted mean MAEWeighted mean RMSE

Daytime
 Weekdays0.5750.878
 Weekends0.5120.802

Nighttime
 Weekdays0.2830.533
 Weekends0.2590.597