AE	Auto-encoder
AMI	Advanced metering infrastructure
CDF	Cumulative distribution function
DCU	Data concentration unit
DRED	Dutch residential energy dataset
DWT	Discrete wavelet transformation
FFT	Fast Fourier transformation
FS	Frequency selective
HF	High-frequency
ICT	Information and communication technology
IoT	Internet of things
LF	Low-frequency
MAE	Mean absolute error
MSE	Mean squared error
NILM	Non-intrusive load monitoring
NN	Neural network
PCA	Principal component analysis
PDF	Probability density function
PReLU	Parametric rectified linear unit
PSD	Power spectral density
SCSAE	Stacked convolutional sparse auto-encoder
STFT	Short-time Fourier transform
SVD	Singular value decomposition
SVM	Support vector machine
T-SVD	Truncated singular value decomposition