An Improved Knowledge Graph Question Answering System for English Teaching

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Data set</td><td class="align_center">F1 score</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Training set</td><td class="align_center">95.23</td></tr><tr><td class="align_left">Development set</td><td class="align_center">87.71</td></tr><tr><td class="align_left">Test set</td><td class="align_center">86.73</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Question answering results without threshold selection mechanism %.</div>

Mobile Information Systems

tab4

Table 4

Table 4: An Improved Knowledge Graph Question Answering System for English Teaching 