Table 2 Four groups of pre-miRNA families with different training set sizes
| Datasets | No. of families (i.e. classes) | No. of sequences per family (train:test) |
|---|---|---|
| Rfam-300 | 47 | 300 (250:50) |
| Rfam-120 | 106 | 120 (100:20) |
| Rfam-60 | 165 | 60 (50:10) |
| Rfam-30 | 241 | 30 (25:5) |
