# A Feature Selection Method for Multi-Label Text Based on Feature Importance
## 4 Experiment and Results
### Experimental Results and Analysis
#### 4.4.1 Proposed Algorithm Validation Experiment
\begin{table}
\begin{tabular}{c c c c c c c c} \hline \hline
**Algorithm** & **Evaluation** & **BaseLine** & **10\%** & **20\%** & **30\%** & **40\%** & **50\%** & **Average** \\ \hline \multirow{4}{*}{ALA} & AP & 0.6375 & 0.7900 & 0.7786 & 0.7413 & 0.7010 & 0.6770 & 0.7376 \\ \cline{2-8}  & HL & 0.0224 & 0.0173 & 0.0186 & 0.0203 & 0.0214 & 0.0223 & 0.0200 \\ \cline{2-8}  & OE & 0.4734 & 0.2802 & 0.3007 & 0.3446 & 0.4099 & 0.4386 & 0.3548 \\ \cline{2-8}  & CV & 5.2680 & 2.6780 & 2.6681 & 3.2413 & 3.7864 & 4.3058 & 3.3359 \\ \cline{2-8}  & _RL_ & 0.0966 & 0.0452 & 0.0446 & 0.0538 & 0.0658 & 0.0775 & 0.0574 \\ \hline \multirow{4}{*}{NLA} & AP & 0.4264 & 0.6053 & 0.4808 & 0.4587 & 0.4424 & 0.4346 & 0.4844 \\ \cline{2-8}  & HL & 0.0277 & 0.0224 & 0.0262 & 0.0268 & 0.0272 & 0.0274 & 0.0260 \\ \cline{2-8}  & OE & 0.6769 & 0.4929 & 0.6248 & 0.6452 & 0.6626 & 0.6697 & 0.6190 \\ \cline{2-8}  & CV & 8.5582 & 5.3865 & 7.2309 & 7.8667 & 8.1998 & 8.3575 & 7.4083 \\ \cline{2-8}  & _RL_ & 0.1724 & 0.1003 & 0.1422 & 0.1566 & 0.1642 & 0.1678 & 0.1462 \\ \hline \multirow{4}{*}{LLA} & AP & 0.6431 & 0.7939 & 0.7736 & 0.7403 & 0.7093 & 0.6847 & 0.7404 \\ \cline{2-8}  & HL & 0.0229 & 0.0164 & 0.0196 & 0.0206 & 0.0221 & 0.0234 & 0.0204 \\ \cline{2-8}  & OE & 0.4673 & 0.2761 & 0.3098 & 0.3548 & 0.4038 & 0.4355 & 0.3560 \\ \cline{2-8}  & CV & 5.1517 & 3.0082 & 2.8911 & 3.2850 & 3.6169 & 3.9974 & 3.3597 \\ \cline{2-8}  & _RL_ & 0.0942 & 0.0487 & 0.0475 & 0.0550 & 0.0633 & 0.0709 & 0.0571 \\ \hline \multirow{4}{*}{SLA} & AP & 0.6431 & 0.7977 & 0.7786 & 0.7423 & 0.7015 & 0.6764 & 0.7393 \\ \cline{2-8}  & HL & 0.0229 & 0.0166 & 0.0188 & 0.0205 & 0.0223 & 0.0232 & 0.0203 \\ \cline{2-8}  & OE & 0.4673 & 0.2638 & 0.3048 & 0.3549 & 0.4120 & 0.4477 & 0.3566 \\ \cline{2-8}  & CV & 5.1517 & 2.6885 & 2.5881 & 3.1583 & 3.8354 & 4.1709 & 3.2882 \\ \cline{2-8}  & _RL_ & 0.0942 & 0.0454 & 0.0432 & 0.0523 & 0.0672 & 0.0751 & 0.0566 \\ \hline \hline \end{tabular}
\end{table} 
Table 3: Experimental results on Medical data set. \begin{table}
\begin{tabular}{c c c c c c c c c} \hline \hline
**Algorithm** & **Evaluation** & **BaseLine** & **10\%** & **20\%** & **30\%** & **40\%** & **50\%** & **Average** \\ \hline \multirow{8}{*}{ALA} & AP & 0.4468 & 0.5939 & 0.6094 & 0.5797 & 0.5408 & 0.5084 & 0.5664 \\ \cline{2-8}  & HL & 0.0825 & 0.0550 & 0.0562 & 0.0650 & 0.0720 & 0.0768 & 0.0650 \\ \cline{2-8}  & OE & 0.7031 & 0.5068 & 0.5005 & 0.5585 & 0.6177 & 0.6607 & 0.5688 \\ \cline{2-8}  & CV & 5.8738 & 4.7235 & 4.3727 & 3.9918 & 4.0888 & 4.2952 & 4.2944 \\ \cline{2-8}  & _RL_ & 0.2394 & 0.1804 & 0.1638 & 0.1499 & 0.1561 & 0.1681 & 0.1637 \\ \hline \multirow{8}{*}{NLA} & AP & 0.4487 & 0.6285 & 0.6279 & 0.5593 & 0.5039 & 0.4775 & 0.5594 \\ \cline{2-8}  & HL & 0.0856 & 0.0587 & 0.0608 & 0.0707 & 0.0781 & 0.0816 & 0.0700 \\ \cline{2-8}  & OE & 0.7047 & 0.4820 & 0.4806 & 0.5629 & 0.6335 & 0.6673 & 0.5653 \\ \cline{2-8}  & CV & 4.2258 & 3.9436 & 3.7231 & 3.8558 & 4.0325 & 4.1280 & 3.9366 \\ \cline{2-8}  & _RL_ & 0.1687 & 0.1553 & 0.1438 & 0.1502 & 0.1591 & 0.1638 & 0.1544 \\ \hline \multirow{8}{*}{LLA} & AP & 0.4448 & 0.5814 & 0.6000 & 0.5779 & 0.5311 & 0.5123 & 0.5605 \\ \cline{2-8}  & HL & 0.0829 & 0.0569 & 0.0546 & 0.0658 & 0.0738 & 0.0780 & 0.0658 \\ \cline{2-8}  & OE & 0.7049 & 0.5264 & 0.5112 & 0.5533 & 0.6316 & 0.6647 & 0.5774 \\ \cline{2-8}  & CV & 5.9031 & 4.8710 & 4.4250 & 4.1108 & 4.0846 & 4.3590 & 4.3701 \\ \cline{2-8}  & _RL_ & 0.2407 & 0.1860 & 0.1653 & 0.1535 & 0.1553 & 0.1673 & 0.1655 \\ \hline \multirow{8}{*}{SLA} & AP & 0.4448 & 0.5914 & 0.6100 & 0.5786 & 0.5335 & 0.5087 & 0.5644 \\ \cline{2-8}  & HL & 0.0829 & 0.0554 & 0.0655 & 0.0659 & 0.0737 & 0.0778 & 0.0659 \\ \cline{2-8}  & OE & 0.7049 & 0.5133 & 0.4936 & 0.5588 & 0.6303 & 0.6682 & 0.5728 \\ \cline{2-8}  & CV & 5.9031 & 4.7438 & 4.3654 & 4.0314 & 4.1107 & 4.2302 & 4.2963 \\ \cline{2-8}  & _RL_ & 0.2407 & 0.1812 & 0.1631 & 0.1501 & 0.1574 & 0.1646 & 0.1633 \\ \hline \hline \end{tabular}
\end{table} 
Table 6: Experimental results on Entertainment data set.