Table 1.

Default parameter setting.

Parameter	Default value	Meaning
Window size	$9\times 9\times 9{\mathrm{mm}}^3$	MRI searching region size
Patch size	$5\times 5\times 5{\mathrm{mm}}^3$	MRI patch size (for feature extraction)
$n$	25	Number of similar patches
$m$	63	Length of anatomic signature
$\mu$	0.05	Regularization parameter in Eq. (1)
$\beta$	1	Smoothing parameter of weight estimation in Eq. (2)
$\rho$	0.5	Balancing parameter in Eq. (2)
$\mu$	1	Penalty parameter of joint dictionary learning in Eq. (4)
$\tau$	0.5	Regularization parameter of joint dictionary learning in Eq. (4)