网站首页

登录

the-basic-analysis-of-speech

于 2014-02-18 发布文件大小:5328KB

 0  224

下载积分: 1 下载次数: 132

我要下载

代码说明：

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 )

文件列表：

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

下载说明：请别用迅雷下载，失败请重下，重下不扣分！

发表评论

0 个回复

DMX512
自制DMX512控制台,很不错的一个软件,他对灯光的控制,非常出色.(Homemade DMX512 console, a very good one software, he lighting control, very good.)

2020-10-10 14:37:34下载

积分：1
VoiceModem
互联网著名国产软件小沁语音信使源代码。使用TAPI接口及语音Modem，实现语音电话自动拨打，语音录制及播放，广泛适用于企事业广告营销。(The use of TAPI interface and voice Modem, realize voice telephone automatic dial, voice recording and playback, widely applicable to the business of advertising and marketing. )

2015-02-05 09:59:19下载

积分：1
hmm
对隐马尔科夫工具包的使用及安装进行说明，主要是在matlab下运用

2010-01-10 12:11:10下载

积分：1
matlab_based_adaptive_system_emulation
基于matlab的自适应仿真，其算法都是LMS算法，有系统辨识，噪声对消，自适应滤波器，陷波器，图像的DCT变换(adaptive emulation based on LMS,include system recognise,noise canceler,adaptive filter,dct transform)

2020-06-30 15:20:02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
mispecgramm
一个能实现对语音信号分帧的STFT和ISTFT的函数(Realize a sub-frame of the speech signal and the STFT of the function ISTFT)

2007-10-23 22:52:09下载

积分：1
freetts-1.2-bin
FreeTTS开发工具及手册用于语音识别等功能，希望大家用得着。(FreeTTS develop)

2012-05-02 13:13:38下载

积分：1
57578882test-one-(1)
语音识别程序，可以识别哪个声音是谁发出来的。(Voice recognition program, you can identify who sent the voice is coming.)

2015-04-19 16:33:41下载

积分：1
vadsohn
VAD去噪算法，可以有效的过滤静音和无效的语音，同时消除了一些背景噪声。(VAD denoising algorithm, can effectively filter invalid mute and voice, while eliminating some background noise.)

2013-10-21 13:38:36下载

积分：1
The-FIR-filter-design
（附带有文档，文档中有方案，有程序有结果，设计完后对一段语音进行处理）给定滤波器的规一化性能指标（参考指标,实际中依据每个同学所叠加噪声情况而定）通带截止频率wp=0.25*pi。采用窗函数法设计低通、高通、带通型FIR滤波器，对叠加噪声前后的语音信号进行滤波处理，绘出滤波器的频域响应，绘出滤波后信号的时域波形和频谱，并对滤波前后的信号进行对比，分析信号的变化；在相同的性能指标下比较各方法的滤波效果，并从理论上进行分析((With the document, document, program, program results, the design after a voice) to set the filter rules of performance indicators (reference, practice, each student adding noise may be) passband cutoff frequency wp = 0.25* pi. Window function method to design low pass, high pass, band-pass FIR filter, filtering the voice signal before and after adding noise, draw the filter frequency response plot the time-domain waveform and spectrum of the filtered signal, and filtering the signal before and after comparison and analysis of signal changes the filtering effect of the various methods in the same performance indicators, and the theoretical analysis)

2021-01-15 00:28:46下载

积分：1

696518资源总数
106227会员总数
11今日下载