Table 2.

Model classification accuracy rate of two k value combinations

kvalue	number of k-mers	matrix form	model accuracy	precision rate(P)	recall rate(R)	F1score	calculating time (s/epoch)
1 + 3	68	17 × 4	0.9280	0.94	0.94	0.94	4
1 + 4	260	10 × 26	0.9600	0.98	0.98	0.98	32
1 + 5	1028	4 × 257	0.4995	0.50	0.50	0.36	43
2 + 3	80	8 × 10	0.9810	0.99	0.99	0.99	9
2 + 4	272	16 × 17	0.7838	0.87	0.86	0.86	37
2 + 5	1040	26 × 40	0.7672	0.91	0.90	0.90	180
3 + 4	320	16 × 20	0.7666	0.90	0.90	0.90	47
3 + 5	1088	32 × 34	0.7566	0.94	0.94	0.94	189
4 + 5	1280	32 × 40	0.7532	0.95	0.94	0.94	290