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基于MATLAB语音线性预测分析报告及程序实现和语谱图实现。-linear prediction analysis and procedures to achieve and realize Spectrogram.
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语音的语谱图绘制，MATLAB实现，可调参数-Speech Spectrogram rendering, MATLAB implementation of adjustable parameters
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转换图像文件程序（方形，为音乐的最高120x120像素）文件（*. WAV和噪音）。你可以看在音乐谱图隐藏的图像 - 过程被称为声音隐秘。
-Program converts image file (square shape, maximum 120x120 pixels) into music file (*.wav, noise). You can watch the hidden image in spectrogram of music- process called sound s
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Formant_tracker based on LPC Analysis
format:[formants]=formant_tracker(input,dimension,step,window_size,p,threshold)
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The main m-file to be executed is myLPC.m file. The file that contains all calculations is lpc_01.m file, that is a function which returns reconstructed speech signal with LPC-16 coding.
Observing Spectrogram of both signals is very instructive and
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A speech signal filterbank, using melscale frequency and framebanking.- 1. For speech signal can be represented as a discrete sequence of frames (or feature vectors) that can be used as the input to a speech recogniser. Important ideas and technique
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介绍了常见的时频分析方法，包括短时傅里叶变换，Wigner-Ville分布以及小波变换等，结合MATLAB，引导读者如何运用其来进行时频分析-Describes the common time-frequency analysis methods, including short time Fourier transform, Wigner-Ville distribution and wavelet transform, combined with MATLAB, to guide the r
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信号，噪声，信号加噪声，FFT，matlab仿真,时域波形，频谱图-Signal, noise, signal plus noise, FFT, Matlab simulation, time-domain waveform, spectrogram
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Spectrogram with RTDX Using MATLAB
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matlab仿真中用来仿真各种语音波形的语谱图的matlab代码。-spectrogram matlab code matlab simulation is used to simulate a variety of voice waveform.
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用matlab实现对一段语音数据的语谱图（窄带和宽带）的画图分析-Spectrogram of a voice data (narrowband and broadband), drawing analysis using matlab
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matlab环境下实现语音预处理 包括语谱图 倒谱系数 短时频谱的画图-voice pretreatment Matlab environment, including spectrogram drawing of the short-time spectral cepstral coefficients
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对采集的轴系平稳信号进行时域，频域仿真，得到频谱图。-Shaft for smooth signal acquisition time domain, frequency domain simulation, the spectrogram.
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（1）录制一段语音信号，完成对信号的采样，画出信号的时域波形和频谱图，确定信号的频谱范围；
（2）给信号叠加噪声（噪声类型分为如下几种：a白噪声；b单频噪色（正弦干扰）；c多频噪声（多正弦干扰）；d其它干扰。），画出受噪声干扰的信号时域波形和频谱图；
（3）采用窗函数法设计FIR低通滤波器，画出滤波器的频响特性图；
（4）用所设计的滤波器对受噪声影响的信号进行滤波，画出滤波后语音信号的时域波形图和频谱图；
（5）对滤波前后的信号进行对比，分析信号的变化；回放语音信号，并与原始语音信号对比
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根据Quartus导出stp文件导出的txt数据，把txt文档里的无关内容删除，仅保留数据，可使用该m程序，轻松画出频谱图，作为开发人员的测试工具(Export the txt data derived from the STP file according to Quartus, delete the irrelevant content in the txt document, only retain the data, use the M program, and easily draw
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根据短时傅里叶变换原理，计算并显示该语音段的短时幅度谱和功率谱；根据语谱图显示原理，编程实现该语音段语谱图的计算和显示，并尽量多地分析出语谱图包含的语音特征信息,用MATLAB提供的倒谱计算函数，显示该语音段的复倒谱和倒谱(According to the principle of short-term Fourier transform, the short range spectrum and power spectrum of the speech segment are calculat
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从大文件下读取子文件夹里的声音，并转成语谱图，并保存在本地电脑上面(sound transfer spectrogram)
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Signal fft transform, read the signal and fft transform, FFT transform shows the spectrogram to complete the extraction of the characteristic signal
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Downsampling audio signal and spectrogram analysis in matlab
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Time Frequency Toolbox matlab时频分析工具箱,里面有各种时频分析函数，用matlab实现的，小波变换，Gabor变化，短时傅里叶变换等等(AF Ambiguity function
AR Auto-regressive (filter or model)
ASK Amplitude shift keyed signal
BJD Born-Jordan distribution
BPSK Binary phase shift keyed signal
BUD
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