Table 4.

Impurity-based feature importance ranking generated by the RF-TETRA model

Ranking	Tetra-nucleotide	Score
1	TATA	0.023 ± 0.015
2	ATAA	0.014 ± 0.009
3	TAAT	0.014 ± 0.008
4	TTAT	0.011 ± 0.007
5	AAAA	0.010 ± 0.001
6	TTTT	0.010 ± 0.001
7	GTTA	0.009 ± 0.004
8	TATT	0.009 ± 0.004
9	TAAA	0.009 ± 0.002
10	AATA	0.008 ± 0.004