An Empirical Study of Different Approaches for Protein Classification

Table 2

Summary of the descriptors (short names are defined in Sections 3 and 4).

Descriptors
Protein representation	Descriptor	Size
AAS	AS	20
	2G	400
	QRC𝑑	1200
	AC𝑑	40
	P2G𝑑	800
	AA𝑑	65
	GE	480
	NG	400, 225, 512, 125, 64
	SAC	20
	DW𝑑	52
PSSM/SMR; PR/WAVE (ensembles of 25 PR𝑑/WAVE𝑑); DM	AB	400
	SAN	400
	SA	400
	AM	300
	PP	320
	SVD	Depends on the input representation
	DCT	400
	LHF_G	176
	LPQ_G	512
	LHF_L	528
	LPQ_L	1536
	BGR	400
	TGR	8000