Research Article
Research on Multifeature-Based Superposter Identification in Online Learning Forums
Table 6
Recall and accuracy of identifying 28 superposters by LCS and PR.
| | | TOP 5 | TOP 10 | TOP 15 | TOP 20 | TOP 28 | TOP 51 | TOP 571 |
| | Recall-LCS | 0.179 | 0.357 | 0.5367 | 0.64 | 0.86 | 1 | — | | Accuracy-LCS | 1 | 1 | 1 | 0.9 | 0.86 | 0.549 | — | | Recall-PR | 0.179 | 0.286 | 0.464 | 0.571 | 0.643 | 0.786 | 1 | | Accuracy-PR | 1 | 0.8 | 0.86 | 0.8 | 0.643 | 0.43 | 0.049 |
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