Limited memory bundle DC algorithm for sparse pairwise kernel learning

Table 2 Data set characteristics

Data set	\(n_{D}\)	\(n_{T}\)	n	Label type	References
Davis	68	442	30,056	Continuous	[9]
Metz	1421	156	93,356	Continuous	[33]
KIBA	2111	229	118,254	Continuous	[46]
Merget	2967	226	167,995	Continuous	[32]
G protein-coupled receptor (GPCR)	223	95	21,185	Binary	[51]
Ion Channels (IC)	210	204	42,840	Binary	[51]
Enzymes (E)	445	664	295,480	Binary	[51]