声音质量主观评价的困惑,该文档阐述了各个频率段对声音的影响-Subjective assessment of sound quality of the confusion, the document describes the various frequencies of the sound

音频主观评价的应用软件，需先用matlab编译即可使用-audio subjective evaluation

P.863标准（POLQA）,语音质量的客观评测标准，是对P.862标准（PESQ）的升级，适应范围更广，评价结果更接近主观的MOS。-P.863 Standards (POLQA), objective voice quality uation standard is the standard P.862 (PESQ) upgrade, adapt a wider range of uation results closer to the subjective MOS.

PESQ-主观语音质量评估。 ITU-T P.862建议书提供的客观MOS值评价方法。PESQ可以广泛的用于现场和模拟网络中端到端测量。背景(环境)噪声和噪声处理,可以通过用PESQ比较干净的、未处理的信号和编码的、经噪声干扰失真的信号评估得到。-PESQ- subjective speech quality assessment. ITU-T P.862 recommendations for objective MOS value uation method book provides.