The document contains some common acoustic feature extraction method of noise, including waveform envelope characteristics, higher order spectral features, characteristic of fractal dimension, singular index characteristics.

feature\paraestimate\fxcorr.m
.......\............\getcortime.m
.......\............\getshiftime.m
.......\............\leastesti3.m
.......\............\leastesti4.m
.......\............\leastesti5.m
.......\............\MarcovParaEnveFeaNew1.mat
.......\............\MarcovParaFea2.mat
.......\............\MarcovParaFea3.mat
.......\............\MarcovParaFea4.mat
.......\............\MarcovParaFea5.mat
.......\............\MarcovParaFea8.mat
.......\............\MarcovParaFeaDen.mat
.......\............\MarcovParaFeaEnveNew4.mat
.......\............\MarkovFeaAbs.m
.......\............\MarkovFeaEst.asv
.......\............\MarkovFeaEst.m
.......\............\MarkovStructure.mat
.......\............\SinkStructure.mat
.......\其它特征\CalSimilar.asv
.......\........\CalSimilar.m
.......\........\SimilarFea.m
.......\........\WaveletEnt.mat
.......\........\WaveletEnt_d.mat
.......\........\WaveletZeroWave.m
.......\........\ZeroWaveEnt.m
.......\........\ZeroWavEntAbs.m
.......\分形维特征\d2f4feature.mat
.......\..........\fead2ff4.asv
.......\..........\fead2ff4.m
.......\..........\fenx4f.asv
.......\..........\fenx4f.m
.......\..........\fenx4f4096.m
.......\..........\fenxfea.mat
.......\..........\fenxfea1.mat
.......\..........\fenx_fea2.mat
.......\..........\q-10.fig
.......\..........\q-11.fig
.......\..........\q-12.fig
.......\..........\q-13.fig
.......\..........\q-15.fig
.......\..........\q-16.fig
.......\..........\q-20.fig
.......\..........\timefenx.asv
.......\..........\timefenx.m
.......\奇异指数特征\lipsfea.asv
.......\............\lipsfea.m
.......\............\lipsfeature.mat
.......\波形特征\freqampl.asv
.......\........\freqampl.m
.......\........\frequence.asv
.......\........\frequence.m
.......\........\lengthDif.fig
.......\........\peak.m
.......\........\shipnoise.mat
.......\........\sub_k.m
.......\........\WaveStructure.mat
.......\........\WaveStructure1.mat
.......\........\WaveStructure2.mat
.......\........\WavStruct.asv
.......\........\WavStruct.m
.......\........\WavStructmainpos.m
.......\........\WavStruFea.asv
.......\........\WavStruFea.m
.......\........\x_map_y.m
.......\........\y_map_z.m
.......\........\zerowave.m
.......\高阶谱\onehalfea.mat
.......\......\spec121.asv
.......\......\spec121.m
.......\paraestimate
.......\其它特征
.......\分形维特征
.......\奇异指数特征
.......\波形特征
.......\高阶谱
feature

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