Research Article
Design of Automatic Extraction Algorithm of Knowledge Points for MOOCs
Table 2
The results of accuracy rate of two level knowledge points.
| Parameters | The 1st level of knowledge points | The 2nd level of knowledge points |
| The expert annotation number of knowledge points | 66 | 258 | Extract expert annotation number of knowledge points | 48 | 193 | Accuracy rate | 72.7% | 74.8% |
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