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FOREIGN LANGUAGE TEACHING EVALUATION INFORMATION GENERATING METHOD AND APPARATUS

机译:外国语言教学评价信息生成方法及装置

摘要

The present disclosure relates to a foreign language teaching evaluation information generating method and apparatus, an electronic device, and a storage medium. Said method comprises: outputting foreign language test information, detecting a video signal acquired by a video acquiring device, and extracting video image information and audio information in the video signal, respectively; positioning a user's lips in the video image information, and capturing mouth shape features of the user's lips; matching, in a pre-established foreign language test information and pronunciation information model, pronunciation information corresponding to the foreign language test information, the pronunciation information comprising a standard pronunciation and standard mouth shape features; calculating a first feature deviation value between the mouth shape features of the user's lip and the matched standard mouth shape features, and generating teaching evaluation information according to the first feature deviation value. The present disclosure can realize the evaluation of foreign language teaching by positioning and comparing mouth shape features in foreign language test information.
机译:本公开涉及外语教学评价信息生成方法和装置,电子设备以及存储介质。所述方法包括:输出外语测试信息;检测视频获取设备获取的视频信号;提取视频信号中的视频图像信息和音频信息;在视频图像信息中定位用户的嘴唇,并捕获用户嘴唇的嘴形特征;在预先建立的外语测试信息和发音信息模型中,将与该外语测试信息对应的发音信息进行匹配,该发音信息包括标准发音和标准嘴形特征;计算用户嘴唇的嘴形特征与匹配的标准嘴形特征之间的第一特征偏差值,并根据第一特征偏差值生成教学评价信息。本公开可以通过在外语测试信息中定位和比较嘴形特征来实现外语教学的评估。

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