Table 3. Fraction of domains correctly classified at different SCOP hierarchy levels using a Nearest-Neighbor classifier built with similarity scores produced by different PSC and MCPSC methods.
In the SCOP hierarchy: Level 1 = Class, Level 2 = Fold, Level 3 = Superfamily and Level 4 = Family.
| Original dataset | Common subset | Imputed dataset | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SCOP Level | 1 | 2 | 3 | 4 | 1 | 2 | 3 | 4 | 1 | 2 | 3 | 4 |
| TM-align | 1.00 | 1.00 | 0.99 | 0.99 | 0.74 | 0.57 | 0.57 | 0.57 | 1.00 | 1.00 | 0.99 | 0.99 |
| CE | 0.78 | 0.61 | 0.61 | 0.60 | 0.63 | 0.47 | 0.47 | 0.47 | 0.76 | 0.60 | 0.60 | 0.58 |
| GRALIGN | 1.00 | 1.00 | 1.00 | 1.00 | 0.74 | 0.57 | 0.57 | 0.57 | 0.89 | 0.89 | 0.89 | 0.88 |
| FAST | 0.20 | 0.08 | 0.08 | 0.08 | 0.19 | 0.07 | 0.07 | 0.07 | 0.20 | 0.08 | 0.08 | 0.08 |
| USM | 0.84 | 0.72 | 0.67 | 0.65 | 0.65 | 0.51 | 0.49 | 0.49 | 0.84 | 0.72 | 0.67 | 0.65 |
| M1 | 0.99 | 0.98 | 0.98 | 0.98 | 0.73 | 0.57 | 0.56 | 0.56 | 0.99 | 0.99 | 0.98 | 0.98 |
| M2 | 0.99 | 0.98 | 0.98 | 0.98 | 0.75 | 0.57 | 0.56 | 0.56 | 0.99 | 0.98 | 0.97 | 0.97 |
| M3 | 1.00 | 1.00 | 1.00 | 1.00 | 0.74 | 0.57 | 0.57 | 0.57 | 1.00 | 1.00 | 1.00 | 1.00 |
| M4 | 0.99 | 0.99 | 0.99 | 0.99 | 0.72 | 0.57 | 0.57 | 0.57 | 0.99 | 0.99 | 0.99 | 0.99 |
| M5 | 1.00 | 1.00 | 1.00 | 1.00 | 0.74 | 0.57 | 0.57 | 0.57 | 1.00 | 1.00 | 1.00 | 1.00 |
| Median MCPSC | 0.99 | 0.99 | 0.99 | 0.99 | 0.74 | 0.57 | 0.57 | 0.57 | 0.99 | 0.99 | 0.99 | 0.99 |