H	Entropy
$\sigma$	Standard Deviation (Std. Dev.)
$\Delta$	Sliding Step
$\mathcal{T}$	Time Series
$\mathcal{X}$	Sliding Window
$\mathcal{I}$	Interval
$\mathbb{R}$	Real Numbers
Hz	Hertz (unit frequency)
W	Watt (unit power)
P	Probability
TP	True Positive
TN	True Negative
FP	False Positive
FN	False Negative
PHT	Page-Hinkley Test
AUC	Area under the curve
ROC	Receiver Operating Characteristic
ECO	Electricity Consumption & Occupancy
GeoMA	Geometric Moving Average
MA	Moving Average
SA	Seasonal Decomposition