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基于matlab语音短时频谱分析,到谱分析,语谱图分析及结果-Short-time spectrum analysis based on matlab speech to the spectral analysis, spectrogram analysis and results
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波形和频谱双显示
记录讲话直接进入MATLAB
手动分割讲话波形-创建标签文件
波形编辑-切割,复制或粘贴
共振峰分析-显示共振轨道的F1 , F2和F3
基音分析
过滤工具-语音信号滤波器截止频率
比较工具-比较两个波形的频谱距离使用几种措施
增加噪声-Dual time-waveform and spectrogram displays
Records speech directly into MATLAB NEW
Displays time-a
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COLEA is a Matlab Speech Processing Toolkit with a graphical user interface.
This program can be used to edit speech waveforms (cut, copy or paste selected speech segments) and compute spectrogramss. It includes several speech related tools incl
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详细说明:语音信号的短时分析,主要包括:分帧、短时能量、短时平均幅度、短时过零率、短时自相关函数、短时幅度差、倒谱、复倒谱、lpc系数、lpc谱估计等 绝对保证质量,是保研后导师布置的一些基础程序-Details: short-time speech signal analysis, including: framing, short-term energy, short-term average rate, short-time zero crossing rate, short-time a
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谱减法语音增强算法MATLAB源程序,简单有效-Spectral subtraction speech enhancement algorithm for MATLAB source code, simple and effective
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基于MATLAB的的语音信号处理.GUI界面,时域分析与频谱分析综合。可录制声音-MATLAB-based speech signal processing. GUI interface, time-domain analysis and spectral analysis and comprehensive. Sound can be recorded
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基于matlab对语音信号进行频谱分析,加入高斯噪声,再使用FIR高通、巴特沃斯低通、FIR带通滤波器进行滤波处理-Spectral analysis of the speech signal, adding Gaussian noise, and then use high-pass, low pass, band pass filter for filtering
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基于matlab对语音信号的分析,利用各种滤波器,频谱分析等功能。-Based on matlab analysis of speech signals, using various filters, spectral analysis and other functions.
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语音处理是信号与信息处理的重要内容之一,通过本课程设计,使学生理解数字信号处
理的有关理论和方法在语音处理中的具体应用。课程设计的目的归纳如下:
1、掌握语音信号的特点;
2、掌握语音处理的基本理论和方法;
3、掌握基于Matlab编程实现语音的获取、显示、频谱分析、短时能量、短时自相关以及倒
谱复倒谱的分析方法;
4、掌握语音基音频率及共振峰频率的检测方法。-Signal and speech processing is an important part of inf
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这是我的adsp的project 维纳滤波在语音增强上的应用,是基于维纳滤波的语音增强的matlab实现,其中包括matlab源码,word文档,以及PPT。并设计了简单的
GUI 对语音信号进行加噪处理,然后再其进行维纳滤波。通过gui可以实时改变加入噪声的参数和维纳滤波器的参数,进行分析。并
有频谱显示和语谱对比显示。-This is my project adsp the Wiener filter applied on speech enhancement is ba
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MATLAB软件平台下,利用函数wavread对语音信号进行采样,记住采样频率和采样点数;
2)画出语音信号的时域波形,对采样后的语音进行fft变换,得到信号的频谱特性;对语音信号分别加入正弦噪声和白噪声,画出加噪信号的时域波形和频谱图;
3)根据对加噪语音信号谱分析结果,确定滤除噪声滤波器的技术指标,设计合适的数字滤波器,并画出滤波器的频域响应;
4)用所设计的滤波器对加噪的信号进行滤波,在同一个窗口画出滤波前后信号的时域图和频谱图,对滤波前后的信号进行对比,分析信号变化;
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语音处理工具包,包括matlab语音输入输出,谱分析,LPC分析,语音增强等-Voice processing toolkit, including matlab voice input and output, spectral analysis, LPC analysis, speech enhancement, etc.
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在matlab中利用声卡对语音信号进行实时采集,并采集波形图,对采集信号进行频谱分析,画出频谱图,能查找峰值频率。有详细的注释和参数调整说明-In Matlab using real- time audio of the speech signal acquisition and acquisition waveform, Spectral Analysis of Signals and draw the spectrum, can find the peak frequency.A detai
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This MATLAB exercise computes the log magnitude of the STFT of a specified frame of speech. Then, using the
same frame of speech, the exercise computes LPC log spectral matches to the speech frame, using the autocorrelation
method, the covariance
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Modern signal processing used in the spectral estimation in matlab, Complete HMM-based speech recognition system, A noise auxiliary data analysis method.
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