Table 1 Summary of abnormality detection and filtering methods for different sensors.
Sensors | Methods | |
Weather | Air temperature | Absolute Difference/Repetition |
Relative humidity | Absolute Difference/Repetition | |
Wind speed | Absolute Difference/Repetition | |
Wind direction | Absolute Difference/Repetition | |
Rain | Absolute Difference/Repetition | |
Solar radiation | Absolute Difference/Repetition | |
Building façade | Façade temperature | Absolute Difference/Repetition |
Load | Heating/ Cooling | Z-score |
Domestic Hot Water | Z-score | |
Lighting | Z-score | |
Plug | Z-score | |
IT | Z-score | |
Control | Z-score | |
Others | Z-score | |
Indoor sensors | Air temperature | Absolute Difference/Mahalanobis distance/Repetition |
Relative humidity | Absolute Difference/Z-score/Repetition | |
CO2 concentration | Absolute Difference/DBSCAN/Repetition | |
Slab temperature | Absolute Difference/Mahalanobis distance/Repetition | |
Sensors for systems | BTU meters | Z-score/Mahalanobis distance |
Window openings | Absolute Difference | |
Valve status | Absolute Difference | |
