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

Table 10

Three groups of better result in the last generation, inversion with the P wave experimental data (variables varied within 𝛿 = 20°), (°).

	𝜃1	𝜃2	𝜃3	𝜃4	𝜃5	𝜃6	𝜃7	𝜃8	𝜃9
Individual 1	77.28	68.60	92.38	71.12	37.33	87.29	92.01	72.77	52.17
Individual 2	75.94	67.92	94.95	73.48	45.46	98.87	92.20	71.82	44.97
Individual 3	76.01	79.91	85.74	70.34	45.59	96.77	93.64	71.83	40.18
	𝜃10	𝜃11	𝜃12	𝜃13	𝜃14	𝜃15	𝜃16	𝜃17
Individual 1	32.07	50.54	29.17	35.68	21.29	17.31	9.54	14.23
Individual 2	25.71	62.31	28.28	39.83	29.60	12.67	4.16	14.21
Individual 3	25.48	56.21	28.20	39.85	29.92	13.87	4.28	13.75