Progressive Iterative Approximation for Extended B-Spline Interpolation Surfaces

Table 2

Number of required PIA iterations for fixed interpolation error in Example 1.

1e − 03	43	30	26	24	21	16	17	12	12
1e − 04	76	49	40	36	33	24	24	19	16
1e − 05	114	72	58	50	47	32	33	26	22
1e − 06	152	96	77	66	63	42	43	33	28
1e − 07	191	122	97	84	78	52	54	41	35
1e − 08	232	147	118	102	94	63	65	49	42
1e − 09	273	174	139	120	110	73	76	57	49
1e − 10	317	200	160	139	126	84	86	66	56