Table 1.

All parameters with their range and concerned algorithms

Parameters	Range	Model
$C$, $C_1=C_2,C_3=C_4$	$\{{10}^{-5},\dots ,{10}^5\}$	SVR, TSVR, $\epsilon$-AHSVR, $\epsilon$-SVQR, HN-TSVR, RHN-TSVR
$\mu$	$\{2^{-5},\dots ,2^5\}$	SVR, TSVR, $\epsilon$-AHSVR, $\epsilon$-SVQR, HN-TSVR, RHN-TSVR
$\epsilon$	$\{0.1\}$	SVR
${\epsilon }_1,{\epsilon }_2$	$\{0.001,0.01,0.1,0.3,0.5,0.7,0.9\}$	TSVR
$({\epsilon }_{\alpha }={\epsilon }_{\beta })$	$\{0.001,0.01,0.1\}$	$\epsilon$-AHSVR
$\epsilon$	$\{0.1,0.3,0.5,0.7,0.9\}$	$\epsilon$-SVQR
$({\epsilon }_1={\epsilon }_2),({\epsilon }_1^{\ast }={\epsilon }_2^{\ast })$	$\{0.1,0.3,0.5,0.7,0.9\}$	HN-TSVR, RHN-TSVR
${\zeta }_{\alpha },{\zeta }_{\beta }$	$\{0.1,1.0,1.345\}$	$\epsilon$-AHSVR
$\theta$	$\{0.1,0.2,0.3,0.4,0.5,0.6,0.7,0.8\}$	$\epsilon$-SVQR