Table 2. Hamming loss, precision, accuracy, recall and F1-score for BoW and BoC varying the length of the training sequence in multi-labelled OHSUMED corpus.
| 5 | 10 | 20 | 50 | 100 | 200 | 500 | 1,000 | 2,000 | 5,000 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| BoW | HL | 0.061 | 0.061 | 0.063 | 0.063 | 0.062 | 0.062 | 0.059 | 0.058 | 0.056 | 0.054 |
| P | 0.180 | 0.063 | 0.147 | 0.300 | 0.380 | 0.461 | 0.507 | 0.532 | 0.560 | 0.571 | |
| A | 0.000 | 0.000 | 0.016 | 0.026 | 0.030 | 0.049 | 0.121 | 0.156 | 0.198 | 0.192 | |
| R | 0.001 | 0.002 | 0.031 | 0.047 | 0.056 | 0.082 | 0.200 | 0.288 | 0.385 | 0.482 | |
| F1 | 0.001 | 0.002 | 0.019 | 0.028 | 0.041 | 0.080 | 0.172 | 0.244 | 0.343 | 0.424 | |
| BoC | HL | 0.061 | 0.061 | 0.060 | 0.060 | 0.059 | 0.058 | 0.057 | 0.057 | 0.056 | 0.051 |
| P | 0.021 | 0.063 | 0.300 | 0.415 | 0.457 | 0.526 | 0.543 | 0.553 | 0.556 | 0.591 | |
| A | 0.000 | 0.000 | .0033 | 0.060 | 0.077 | 0.111 | 0.148 | 0.171 | 0.184 | 0.202 | |
| R | 0.001 | 0.001 | 0.054 | 0.085 | 0.121 | 0.182 | 0.273 | 0.340 | 0.404 | 0.481 | |
| F1 | 0.001 | 0.001 | 0.038 | 0.042 | 0.080 | 0.156 | 0.238 | 0.289 | 0.364 | 0.438 |