文件名称：MATLAB语音处理工具箱
文件大小：138KB
文件格式：RAR
更新时间：2012-05-11 02:59:42
voice tools box
语音信号处理的工具箱 function [lev,fso]=activlev(sp,fs,mode) %ACTIVLEV Measure active speech level as in ITU-T P.56 [LEV,FSO]=(SP,FS,MODE) % %Inputs: SP is the speech signal (with better than 20dB SNR) % FS is the sample frequency in Hz (see also FSO below) % MODE is any combination of the following: % r - raw: do not apply the input filter 0.2 to 5.5 kHz % a - all: use all the samples rather than subsampling to 694Hz % d - give outputs in dB rather than power % l - give the "long term level" as well as the active speech level 有很多文件，请下载后按需使用