线性预测编码 10

sndpeek is just what it sounds (and looks) like: real-time 3D animated display/playback can use mic-input or wav/aiff/snd/raw/mat file (with playback) time-domain waveform FFT magnitude spectrum 3D waterfall plot lissajous! (interchannel correlation) rotatable and scalable display freeze frame! (for didactic purposes) real-time spectral feature extraction (centroid, rms, flux, rolloff) available on MacOS X, Linux, and Windows under GPL part of the sndtools distribution. -sndpeek is just what it sounds (and looks) like: real-time 3D animated display/playback can use mic-input or wav/aiff/snd/raw/mat file (with playback) time-domain waveform FFT magnitude spectrum 3D waterfall plot lissajous! (interchannel correlation) rotatable and scalable display freeze frame! (for didactic purposes) real-time spectral feature extraction (centroid, rms, flux, rolloff) available on MacOS X, Linux, and Windows under GPL part of the sndtools distribution.

多媒体播放器，mp3,wma,flash等播放-Multimedia player, mp3, wma, flash player, etc.

audioobjecsource full super cool media pyer engine

语音朗读软件，需要微软的sapi库-Text to Speech program. require Microsoft SAPI lib

MulMedia Player 椭圆形多媒体播放器-MulMedia Player Oval multimedia players

软件消除声音回音，适用于语音通话消除回声。代码通过将扬声器中获取的回音数据和缓存的mic语音数据通过分析比较，用特殊的算法消除回音数据，从而达到消除回声的目的。

matlab hmm coding. important to do voice recognition. try it!

DirectSound声音处理代码,好用-DirectSound audio processing code, easy to use

用Visusl C++编写的基于G723压缩格式的声音编码与解码库-Visusl C with the preparation of the G723 based voice compression format for encoding and decoding

本文阐述了研究背景，故障诊断技术的发展及其国内外发展现状。对旋转机械的常见故障及其机理做了介绍，从而明确了旋转机械故障诊断所需要的依据及诊断方法。整个系统进行了总体的设计，并对各个模块做了简要的介绍，比较了传统的故障诊断方法和小波分析方法，分析了在旋转机械故障诊断中引入小波分析的必要性。最后两章分别详细地介绍了系统中的两个核心模块的设计与实现。实践表明，该方法提高了故障诊断的准确性，取得了良好效果。同时，小波分析的结果还可以为以后的专家系统，智能诊断提供数据。-There15agreatdealofnon一stationarysingalsinmachineryoPeration.Buttraditional timedomainanalysisandrfequeneydomainanalysishvaemnaylimitationswith non一stationarysignals.Wavelettransofmrbasesonbaseufnction，leanrsthecharaeteristiesof trianglebaseofFourierTransofmrandwindowufnetionofShort一TimeFourierTransofmr， andofmrsoscillatoryanddamPedbaseufnction.It15Praisedasa“mathematiealmieroseoPe，， beeauseofitsmulti一sealeandtime一rfequeneycharaeteristiesandbeeomesanimPortanttool ofrdealingwithnon一stationarysials.