摘要
音频质量是影响在线教学效果的关键因素.探讨基于数字音频信号处理技术的在线教学系统,重点分析音频压缩编码、噪声抑制、语音识别等技术在教学实践中的应用效果.通过优化音频编解码参数、引入自适应降噪算法及集成语音转写引擎,有效提升在线教学系统的音频传输质量、降噪效果及文本获取能力.
Abstract
Audio quality is a key factor affecting the effectiveness of online teaching. Exploring the application effects of audio compression encoding,noise suppression,speech recognition and other technologies in online teaching systems based on digital audio signal processing technology in teaching practice. By optimizing audio encoding and decoding parameters,introducing adaptive noise reduction algorithms,and integrating speech transcription engines,the audio transmission quality,noise reduction effect,and text acquisition ability of online teaching systems have been effectively improved.
维普
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