the-basic-analysis-of-speech

  语音信号时频分析，包括语谱图，过零率，自编的自相关，以及最后用了三种方法（短时能量和过零率、谱熵法、Teager算子）进行端点检测，代码完整且测试通过(time and frequency domain analysis of speech signals,including spectrogram,rate of zerocrossing,autocorrelation.and three method of endpoint detection,especially the Teager )

project1
........\clearspeech.wav,330824,2002-06-25
........\edp_double_0.3_32.wav,330824,2013-04-08
........\edp_double_18_49.wav,330824,2013-04-08
........\edp_double_18_49_noisy.wav,330824,2013-04-04
........\edp_entropy_16_3.5.wav,330824,2013-04-08
........\edp_entropy_16_3.wav,330824,2013-04-08
........\edp_entropy_20_3.6.wav,330824,2013-04-04
........\edp_entropy_64_4.6.wav,330824,2013-04-08
........\edp_teager_0.004.wav,330824,2013-04-08
........\eg_f1.wav,2025132,2013-04-30
........\epd_doublethresh.asv,2600,2013-04-08
........\epd_doublethresh.m,2604,2013-04-08
........\epd_spec_entropy.asv,3388,2013-04-08
........\epd_spec_entropy.m,3388,2013-04-08
........\epd_teager.asv,2616,2013-04-08
........\epd_teager.m,2615,2013-04-08
........\find_thresh_ez.asv,1835,2013-04-14
........\find_thresh_ez.m,1839,2013-04-14
........\my_spectrogram.asv,3525,2013-04-02
........\my_spectrogram.m,3504,2013-04-02
........\noisyspeech.wav,330824,2002-06-25
........\project1_1.asv,1409,2013-03-31
........\project1_1.m,1402,2013-04-30
........\project1_2.asv,422,2013-03-25
........\project1_2.m,421,2013-04-08
........\project1_3.asv,2193,2013-04-03
........\project1_3.m,2183,2013-04-13
........\revised_autocor.asv,598,2013-05-05
........\revised_autocor.m,598,2013-05-05
........\st_ener_mag_zc.m,2258,2013-03-28
........\Untitled.asv,1828,2013-04-04
........\Untitled.m,1834,2013-04-08
........\x.wav,102444,2008-02-19