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Table 1 Summary of ten different feature encodings along with their corresponding description and dimension

From: TIPred: a novel stacked ensemble approach for the accelerated discovery of tyrosinase inhibitory peptides

Order

Descriptors

Description

Dimension

References

1

AAC

Frequency of 20 amino acids

20

[59, 60]

2

APAAC

Amphiphilic pseudo-amino acid composition

22

[61]

3

DDE

Dipeptide deviation from expected mean

400

[24]

4

DPC

Frequency of 400 dipeptides

400

[59, 60]

5

PCP

Different biochemical and biophysical properties extracted from the AAindex database

11

[59, 60]

6

PAAC

Pseudo amino acid composition

21

[61]

7

Estate

Electrotopological state atom types

79

[29, 30, 62]

8

FP4

Presence of SMARTS patterns for functional groups

307

[29, 30, 63]

9

MACCS

Binary representation of chemical features defined by MACCS keys

166

[29, 30, 64]

10

Pubchem

Binary representation of substructures defined by PubChem

881

[29, 30, 65]