Parametric Identification for the Biased Ship Roll Motion Model Using Genocchi Polynomials

Table 3

Absolute error of Genocchi polynomial for roll angle with respect to the time (in sec).

	Ex.1	Ex.2	Ex.3	Ex.4	Ex.5	Ex.6	Ex.7
0.0	0	0	0	0	0	0	0
0.1	0	0.0000037	0.000026	0.000003	0.000003	0.000002	0.000002
0.2	0	0.0001480	0.000104	0.000008	0.000012	0.000008	0.000008
0.3	0.0036	0.000333	0.000234	0.000027	0.000026	0.000018	0.000018
0.4	0.00639	0.000592	0.000416	0.000048	0.000047	0.000032	0.000032
0.5	0.00999	0.000925	0.00065	0.000075	0.000072	0.00005	0.00005
0.6	0.01439	0.001332	0.000936	0.000092	0.000105	0.000072	0.000072
0.7	0.019608	0.001813	0.001274	0.000147	0.000142	0.000098	0.000098
0.8	0.0255994	0.002368	0.001664	0.000192	0.000186	0.000128	0.000128
0.9	0.0323992	0.002997	0.002106	0.000243	0.000235	0.000162	0.000162
1.0	0.0399992	0.0037	0.0026	0.0003	0.000290	0.0002	0.0003