Table 2.

Overview of used data sets.

CoEPrA task	training a	test b	L c	features d
1	89	88	9	6219
2	76	76	8	5528
3	133	133	9	6219
4	133	47	9	6219

^a Number of ligands in training set. ^b Number of ligands in prediction set ^c Lengths of oligo-peptides for the four regression tasks.^d total number of considered features.