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Table 2 Sequence-derived features of sRNA

From: Sequence-based bacterial small RNAs prediction using ensemble learning strategies

Feature group

Index

Feature

Dimension

Parameter

Spectrum profile

F1

1-spectrum profile

4

No parameter

F2

2-spectrum profile

16

No parameter

F3

3-spectrum profile

64

No parameter

F4

4-spectrum profile

256

No parameter

F5

5-spectrum profile

1024

No parameter

Mismatch profile

F6

(3, m)-mismatch profile

64

m: the max mismatches

F7

(4, m)-mismatch profile

256

m: the max mismatches

F8

(5, m)-mismatch profile

1024

m: the max mismatches

Reverse compliment k-mer

F9

1-RevcKmer

2

No parameter

F10

2-RevcKmer

10

No parameter

F11

3-RevcKmer

32

No parameter

F12

4-RevcKmer

136

No parameter

F13

5-RevcKmer

512

No parameter

Pseudo nucleotide composition

F14

PCPseDNC

16 + λ

λ: the highest counted rank

F15

PCPseTNC

64 + λ

λ: the highest counted rank

F16

SCPseDNC

16 + 6 × λ

λ: the highest counted rank

F17

SCPseTNC

64 + 12 × λ

λ: the highest counted rank