Table 4.
Average accuracies of RF and SVM classification analyses on 39,829 PFGE patterns (including both G1 and G2) normalized by the NCTR fixed-band method using G1 as the standard set of band classa
| S. enterica serotype group and name | RF avg accuracya (% [SD]) | SVM avg accuracya (% [SD]) |
|---|---|---|
| Most frequent serotypes (n = 20) | ||
| I 4,[5],12:i:− | 92.5 (5.99) | 92.5 (5.00) |
| Agona | 99.9 (1.15) | 100.0 (0.98) |
| Braenderup | 99.8 (1.34) | 99.6 (1.10) |
| Enteritidis | 99.7 (1.47) | 99.7 (1.87) |
| Hadar | 99.0 (1.81) | 98.9 (1.97) |
| Heidelberg | 99.8 (1.05) | 99.7 (1.97) |
| Infantis | 99.8 (1.21) | 99.8 (1.10) |
| Javiana | 99.5 (2.32) | 99.6 (1.89) |
| Mississippi | 99.3 (2.00) | 99.4 (1.86) |
| Montevideo | 99.6 (0.65) | 99.7 (1.29) |
| Muenchen | 99.0 (3.01) | 99.5 (2.28) |
| Newport | 99.5 (1.97) | 99.4 (2.40) |
| Oranienburg | 99.4 (1.52) | 99.5 (1.66) |
| Paratyphi B var. L(+) tartrate+ | 99.5 (1.98) | 99.4 (2.45) |
| Poona | 97.5 (3.99) | 98.9 (2.80) |
| Saintpaul | 99.3 (3.01) | 99.4 (2.69) |
| Thompson | 99.6 (3.04) | 99.5 (2.58) |
| Typhi | 99.7 (1.46) | 99.9 (1.11) |
| Typhimurium | 68.8 (8.79) | 67.8 (10.29) |
| Typhimurium var. 5− | 71.8 (12.01) | 71.8 (12.13) |
| Less frequent serotypes (n = 12) | ||
| Anatum | 96.8 (1.39) | 97.4 (1.50) |
| Bareilly | 80.6 (4.24) | 88.7 (3.54) |
| Berta | 97.8 (1.24) | 95.9 (0.94) |
| Derby | 87.7 (2.34) | 88.1 (1.87) |
| Hartford | 97.0 (1.33) | 96.2 (1.28) |
| Litchfield | 96.6 (1.19) | 94.5 (2.01) |
| Mbandaka | 99.6 (0.66) | 98.5 (0.67) |
| Panama | 89.7 (2.05) | 91.8 (2.35) |
| Paratyphi A | 98.3 (1.41) | 98.1 (1.21) |
| Schwarzengrund | 96.8 (1.38) | 96.8 (1.80) |
| Senftenberg | 92.4 (2.68) | 91.9 (2.57) |
| Stanley | 92.3 (1.89) | 95.7 (2.04) |
| Total | 96.0 | 96.1 |
a
Two-fold cross validation was used with 100 repetitions.