Table 2. Similarity/dissimilarity metric statistics for the estimates in Figure 6.

Estimation method	$T_s({\widehat{\mathbf{𝐍}}}_{\mathrm{𝗌𝗉𝗈𝗇}},{\widehat{\mathbf{𝐍}}}_{\mathrm{𝗌𝗍𝗂𝗆}})$	$T_d({\widehat{\mathbf{𝐒}}}_{\mathrm{𝗌𝗍𝗂𝗆}},{\widehat{\mathbf{𝐍}}}_{\mathrm{𝗌𝗍𝗂𝗆}})$
Proposed	0.5716 ($p=0.003$)	0.7946 ($p=0.004$)
Pearson	0.3031 ($p=0.61$)	0.5032 ($p=0.92$)
Two-stage Pearson	0.2790 ($p=0.05$)	0.7862 ($p=0.39$)
Two-stage GPFA	0.2008 ($p=0.50$)	0.7792 ($p=0.22$)