Table A2.

Optimal parameters ${\stackrel{-}{\mathit{g}}}_K^{{\lambda }_{GCV}}$ of the relaxation spectrum models from Example 1; the elements of the vectors ${\stackrel{-}{\mathit{g}}}_K^{{\lambda }_{GCV}}$ are expressed in $\left[Pa·s^{1/2}\right]$.

Model	${\stackrel{-}{\mathit{g}}}_K^{{\lambda }_{GCV}}$
	$\mathit{K}=6$	$\mathit{K}=8$	$\mathit{K}=9$	$\mathit{K}=10$	$\mathit{K}=11$	$\mathit{K}=12$
Legendre model	0.8222	0.8225	0.8229	0.8232	0.8235	0.8238
	0.7699	0.7695	0.7705	0.7714	0.7723	0.7731
	0.6138	0.5979	0.5963	0.5959	0.5963	0.5970
	0.5299	0.4503	0.4347	0.4263	0.4215	0.4188
	0.5448	0.3564	0.3215	0.3021	0.2889	0.2801
	0.4300	0.3190	0.2887	0.2647	0.2490	0.2378
		0.2807	0.2442	0.2227	0.2074	0.1966
		0.2520	0.2185	0.1945	0.1781	0.1663
			0.1973	0.1742	0.1578	0.1462
				0.1562	0.1398	0.1280
					0.1264	0.1146
						0.1030
Laguerre model	0.3277	0.3265	0.3265	0.3266	0.3267
	−0.5817	−0.5814	−0.5804	−0.5795	−0.5805
	0.7416	0.7908	0.7897	0.7891	0.7856
	−0.6558	−0.7164	−0.7193	−0.7163	−0.7109
	0.7138	0.5043	0.5076	0.5013	0.5015
	−0.5418	−0.36570	−0.3658	−0.3777	−0.3717
		0.2063	0.2083	0.2121	0.2282
		−0.0935	−0.0918	−0.1178	−0.1254
			−0.0054	0.0122	0.0446
				0.0517	0.0269
					−0.0712
Chebyshev model	0.8227	0.8265	0.8316	0.7988	0.8023	0.7991
	0.8350	0.8226	0.8139	0.7962	0.7905	0.7944
	0.5313	0.5312	0.5382	0.5234	0.5287	0.5248
	0.5168	0.4545	0.4362	0.4502	0.4397	0.4416
	0.4625	0.3392	0.3233	0.3549	0.3426	0.3294
	0.4209	0.2912	0.2623	0.3195	0.2992	0.2828
		0.2444	0.2138	0.2768	0.2542	0.2403
		0.2148	0.1899	0.2509	0.2317	0.2146
			0.1603	0.2270	0.2047	0.1899
				0.2112	0.1917	0.1752
					0.1734	0.1585
						0.1487
Hermite model	0.5504	0.6391	0.5909	0.6044	0.6051
	0.7337	0.7670	0.8046	0.8004	0.8009
	0.7965	0.6140	0.6703	0.6826	0.6853
	0.6881	0.5241	0.4749	0.5005	0.5075
	0.4916	0.5137	0.4089	0.3846	0.3885
	0.7075	0.4046	0.3715	0.2971	0.2875
		0.2833	0.2769	0.2366	0.2181
		0.3419	0.2239	0.2318	0.2207
			0.2576	0.2218	0.2178
				0.1315	0.1381
					0.0236