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speechRHMM

于 2012-04-01 发布 文件大小:92KB
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  HMM语音识别的matlab程序，举了1-9几个数字的例子，对语音识别的程序进行了验证(HMM Speech Recognition program， cited the example of figures 1-9, the speech recognition process was validated)

文件列表：

57578864speechRHMM
..................\speech R
..................\........\consist.m,2694,2010-08-23
..................\........\dist2.m,921,2010-08-23
..................\........\em_converged.m,1189,2010-08-23
..................\........\fwdback.m,6896,2010-08-23
..................\........\gaussian_prob.m,848,2010-08-23
..................\........\gmm.m,4091,2010-08-23
..................\........\gmminit.m,3441,2010-08-23
..................\........\isposdef.m,289,2010-08-23
..................\........\kmeansNetlab.m,3642,2010-08-23
..................\........\logdet.m,211,2010-08-23
..................\........\max_mult.m,664,2010-08-23
..................\........\mfcc.m,6320,2010-08-23
..................\........\mhmm_em.m,5349,2010-08-23
..................\........\mhmm_logprob.m,960,2010-08-23
..................\........\mixgauss_init.m,1357,2010-08-23
..................\........\mixgauss_Mstep.m,3283,2010-08-23
..................\........\mixgauss_prob.m,4102,2010-08-23
..................\........\mk_stochastic.m,826,2010-08-23
..................\........\normalise.m,861,2010-08-23
..................\........\process_options.m,4526,2010-08-23
..................\........\READHTK.M,2641,2010-08-23
..................\........\readlab.m,1131,2010-08-23
..................\........\shibiesb.m,1707,2010-08-23
..................\........\shujuzhengli.asv,3152,2010-08-24
..................\........\shujuzhengli.m,3297,2010-08-25
..................\........\sqdist.m,742,2010-08-23
..................\........\t200.lab,81,2010-08-23
..................\........\t200.wav,23532,2010-08-23
..................\........\t201.lab,87,2010-08-23
..................\........\t201.wav,30284,2010-08-23
..................\........\t202.lab,85,2010-08-23
..................\........\t202.wav,25964,2010-08-23
..................\........\t203.lab,87,2010-08-23
..................\........\t203.wav,24332,2010-08-23
..................\........\tongjijieguo.m,692,2010-08-23
..................\........\trainmfcc.asv,1715,2010-08-24
..................\........\trainmfcc.m,1714,2010-08-23
..................\........\新建文件夹
..................\........\新建文件夹 (2)
..................\........\说明.txt,999,2010-08-23

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  • 7c2f6c56ed6d
    一个HMM的Matlab实现方法，可实现孤立词语音识别(Matlab implementation of a HMM methods, an isolated word speech recognition can be achieved)
    2011-08-04 18:04:12下载
    积分：1
  • hmm
    hmm文件时运用HMM算法实现噪声环境下语音识别的。其中vad.m是端点检测程序；mfcc.m是计算MFCC参数的程序；pdf.m函数是计算给定观察向量对该高斯概率密度函数的输出概率；mixture.m是计算观察向量对于某个HMM状态的输出概率，也就是观察向量对该状态的若干高斯混合元的输出概率的线性组合；getparam.m函数是计算前向概率、后向概率、标定系数等参数；viterbi.m是实现Viterbi算法；baum.m是实现Baum-Welch算法；inithmm.m是初始化参数；train.m是训练程序；main.m是训练程序的脚本文件；recog.m是识别程序。(hmm HMM algorithm file using speech recognition in noisy environments. Which is the endpoint detection process vad.m mfcc.m procedure is to calculate the MFCC parameters pdf.m function is calculated for a given observation vector of the Gaussian probability density function of output probability mixture.m is to calculate the observation vector for a HMM state output probability of observation vector is the number of Gaussian mixture per state output probability of the linear combination getparam.m before the calculation of the probability function, backward probability, calibration coefficients and other parameters viterbi.m is Viterbi algorithm implementation baum.m Baum-Welch algorithm to achieve inithmm.m is the initialization parameters train.m is the training program main.m training program is a script file recog.m is to identify procedures.)
    2010-09-16 20:51:49下载
    积分：1
  • addnoise asl
    在仿真语音增强时，往往需要向纯净语音中添加适当的噪声然后作仿真对比，这个程序正是实现这了个功能。(When the speech enhancement is emulation, it is often necessary to add appropriate noise to the pure speech and make a simulation contrast. This program is exactly the function of this program.)
    2018-01-07 20:54:31下载
    积分：1
  • yuyinfenxi
    利用自相关或平均幅度差提取基音原理，帧长160，帧移80。求能量E、过零率Z和基音周期pitch；采用自相关法或平均幅度差法求取基音周期，基音周期范围（80~400hz）；画出能量、过零率和基音曲线。(Pitch principle is extracted by means of autocorrelation or mean amplitude difference)
    2017-07-10 16:19:20下载
    积分：1
  • cs_bp
    基于压缩感知的语音信号的重构算法。使用的bp算法(Based on perception of speech signal compression algorithm of reconstruction. Using the bp algorithm )
    2021-04-28 22:38:43下载
    积分：1
  • TTS
    用C#开发的一个语音朗读程序，可以朗读文章，能运行(C# developer with a voice reading program that can read the essay, can run)
    2011-05-08 19:15:37下载
    积分：1
  • LMS
    LMS算法多麦克风语音降噪，语音降噪处理，基于matlab(LMS algorithm for multi-microphone speech noise reduction, voice, noise reduction, based on matlab)
    2020-07-04 18:40:06下载
    积分：1
  • snr
    计算语音、音频信号的信噪比程序（包含音频样本文件）(Calculation of voice, audio program signal to noise ratio (including the audio sample file))
    2010-11-19 11:37:47下载
    积分：1
  • Voice_Conversion_1
    基于GMM模型实现语音转换,通过GMM模型对谱包络的建模，实现男女，个性化语音之间转换(Voice conversion using GMM model)
    2012-02-15 12:18:18下载
    积分：1
  • GSM_CHANNLE_ENCODE
    本文讲述了GSM系统空中接口的信道编码,包括语音信道和控制信道的编码方式和编码实现(This paper describes the GSM system, air interface channel coding, including the voice channel and control channel coding and Coding)
    2010-07-25 14:18:57下载
    积分：1
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