A PLS-Based Weighted Artificial Neural Network Approach for Alpha Radioactivity Prediction inside Contaminated Pipes

Table 2

Prediction result comparisons of the PLS and BP.

Pipe diameter	Pipe length	Distance to source	Radioactive strength	Wind speed	Flux	Measuring results	PLSBP	Normal BP
43	150	50	3200	0.91	4.76	139.83	140.0233	155.7231
43	150	70	3200	0.91	4.76	130.27	135.4798	150.1133
43	150	130	3200	0.91	4.76	113.1	116.2733	121.2121
43	170	30	3200	0.9	4.76	156.28	158.1347	159.1684
48	170	30	3200	0.9	5.93	160.66	162.5901	164.5812
58	170	30	3200	0.9	8.65	197.72	192.5488	172.3124
66	170	30	3200	0.9	11.04	195.28	186.8596	181.8596
78	170	30	3200	0.9	13.07	156.8	163.8596	164.7347
84	170	30	3200	0.9	18.05	167.74	166.8902	167.809
58	40	30	3200	0.91	8.62	152.04	151.2389	150.4819
58	170	130	3200	0.5	4.71	112.38	107.0745	104.0712
58	170	130	3200	0.66	6.25	127.02	120.6906	118.6332
58	170	130	3200	0.8	7.56	133.54	127.905	125.8907
58	170	130	3200	0.93	8.82	141.4	136.5578	130.3024
58	170	130	3200	1.03	9.77	145.98	137.33	133.115
58	170	130	3200	1.15	10.9	146.58	138.7476	135.7476
58	170	130	3200	1.23	11.74	144.32	136.7589	136.7589
58	170	130	3200	1.33	12.6	143.86	138.5632	138.5632
58	170	130	3200	1.42	13.48	142.38	136.99	140.0615