Application of Multimodal NLP Instruction Combined with Speech Recognition in Oral English Practice

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_center" colspan="3">Data information</td></tr><tr class="thead"><td class="align_left">Data type</td><td class="align_center">Close testing</td><td class="align_center">Open testing</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">Number of test cases</td><td class="align_center">8000</td><td class="align_center">5400</td></tr><tr><td class="align_left">Number of speakers</td><td class="align_center">11</td><td class="align_center">6</td></tr><tr><td class="align_left">Speaker ratio of male to female</td><td class="align_center">2 : 1</td><td class="align_center">3 : 2</td></tr><tr><td class="align_left">Test data format</td><td class="align_center" colspan="2">16 KHz/mono/16 bit/PCM</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Continuous HMM correctness test cases.</div>

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Table 4

Table 4: Application of Multimodal NLP Instruction Combined with Speech Recognition in Oral English Practice 