“…4. 126 sequence values corresponding to node vector U, such as 10,11,12,13,14,15,17,18,19,20,21,23,24,25,26,27,29,30,31,32,33,35, were selected as training samples. The corresponding node vector U of sequences 16,22,28,34,40,46,52,58,64,70,76,82,88,94,100,106,112,118,124,130,136,142 were selected as the test sample.…”