Estimation of Grain Orientation in an Anisotropic Weld by Using a Model of Ultrasonic Propagation in an Inverse Scheme

Table 12

Four groups of variables in the last generation, inversion with both the P and the SV wave experimental data, (°).

	𝜃1	𝜃2	𝜃3	𝜃4	𝜃5	𝜃6	𝜃7	𝜃8	𝜃9
Individual 1	87.18	70.77	87.31	80.02	43.72	89.39	82.66	80.80	45.74
Individual 2	87.28	78.59	88.62	80.07	44.72	88.54	82.37	79.46	45.09
Individual 3	87.28	78.59	88.62	80.07	44.72	88.54	82.37	79.46	45.09
Individual 4	86.91	71.20	87.21	78.00	39.80	85.57	89.33	72.88	46.39
	𝜃10	𝜃11	𝜃12	𝜃13	𝜃14	𝜃15	𝜃16	𝜃17
Individual 1	23.64	57.29	33.01	25.51	24.44	20.11	14.85	8.11
Individual 2	29.26	58.70	40.98	25.06	21.80	19.27	14.85	9.26
Individual 3	29.26	58.70	40.98	25.06	21.80	19.27	14.85	9.26
Individual 4	28.50	58.33	41.05	28.98	25.19	18.81	14.75	8.40