Table 3.

Characteristics of the methods evaluated.

Method	Approach	Modelling Associated to WS and RS
NMF	NMF
SSNMF	NMF	$y\left[n\right]$
SNMF	NMF	$y\left[n\right]$ and $z\left[n\right]$
CNMF	NMF	Sparseness and Smoothness constraints
1S-NMPCF	NMPCF	$y\left[n\right]$
2S-NMPCF	NMPCF	$y\left[n\right]$ and $z\left[n\right]$
T-NMPCF	NMPCF	L-segments
ST-NMPCF	NMPCF	L-segments and $y\left[n\right]$
IIS${}_0$-NMPCF	NMPCF	L-segments and $C^{\left(l\right)}$
IIS-NMPCF	NMPCF	L-segments, $C^{\left(l\right)}$ and $y\left[n\right]$