搜索资源列表
averageperiodfft
- 平均周期法计算 fft的结果，Bartlett平均周期图的方法是将N点的有限长序列x(n)分段求周期图再平均，Welch法对Bartlett法进行了两方面的修正，一是选择适当的窗函数w(n)，并再周期图计算前直接加进去，加窗的优点是无论什么样的窗函数均可使谱估计非负。二是在分段时，可使各段之间有重叠，这样会使方差减小。
wmz
- 语音信号分帧加窗程序，许多程序包里都没有的！
AddWindowDFT
- 加窗离散傅立叶变换，用DFT对离散信号进行谱分析，通过选用不同的加窗函数来抑制信号截断造成的频谱泄漏-windowed discrete Fourier transform, DFT right discrete signal spectral analysis, the increase in the alternative window function to curb the disconnect signal leakage spectrum
QQQQ2010，加模块源码！，双类型登录窗
- QQQQ2010，加模块源码！，双类型登录窗
预加重-加窗
- 用于matlab中语音信号的预处理~~~~~
加hanning窗程序
- %加汉宁窗傅立叶变换％ f=50;%f为基频 t1=0.12;%t1为采样时间 n=64; %n为采样点数 m=64; %m为做fft的点数
harmonic
- 利用Blackman窗函数对工频信号进行加窗FFT后校正计算出基波和谐波的幅值、频率和初始相角。-Blackman window function using frequency signal windowed FFT is calculated after the correction of fundamental and harmonic amplitude, frequency and initial phase angle.
speech-enhancement_matlab
- 谱减法 数字信号处理 语音信号加强剥离噪声的MATLAB代码，分帧-加窗-减谱-重现-测试-noise reduction spectral subtraction speech enhancement
jiachuanglvboqi
- 这几个程序可以实现加窗后对信号滤波，包括凯泽窗，汉明窗，矩形窗-This several programs can realize add window to signal after filtering, including the Kaiser window, han Ming window, rectangular window
d4ef13.ZIP
- 改进加窗频谱峰值拟合算法及谐波分析应用Improved window spectrum peak fitting algorithm and harmonic analysis application-Improved window spectrum peak fitting algorithm and harmonic analysis application
enframe.rar
- matlab 用于语音的分帧 加窗的源码,matlab for speech sub-frame of the source window
pre-emphasissub-framewindowed matlab编写的关于语音信号预加重
- matlab编写的关于语音信号预加重，分帧加窗的程序。-matlab, prepared by the speech signal pre-emphasis, sub-frame windowed program.
hanning
- 用C语言编写的加窗函数， hanning窗，实现信号的加窗-Increase with the C language window function, hanning window and the signal is windowed
preprocess0
- 语音信号处理前的预处理部分，包括预加重，分frame，加窗，是语音信号编程入门的一个很好的参考程序-Speech signal processing part of the pre-pre-treatment, including pre-emphasis, sub-frame, plus window, the speech signal a good entry-programming reference procedures
PSL_and_I_various_freq_window
- 探讨时域加窗后对LFM信号匹配滤波后峰值旁瓣比和隔离度的影响-Time domain windowing of LFM signal after matched filtering the peak sidelobe ratio and the impact of isolation
语音信号处理的最基本的Maylab处理程序
- 语音信号处理的最基本的Maylab处理程序，包括读入语音波形，清音浊音的检测，加窗，过零率，短时能量，基音最大值。-The basic speech signal processing Maylab handling procedures, including reading speech signals, voiceless voiced detection, windowed, zero crossing rate, short-term energy, pitch maximum.
matlab
- 将一个语音信号进行加窗、而后进行窄带和宽带语谱分析-Will add a voice signal window, and then the words to narrowband and broadband spectral analysis
sliding_DFT_step1
- 由于利用fft变换存在频谱泄露和栅栏效应，本程序利用加窗fft算法，来解决这方面的问题-As the use of fft transform existing fence effect of spectrum leakage and the procedure used windowed fft algorithm to solve this problem
test
- 对语音信号加窗（汉明窗）并进行短时傅里叶变换，观察其频谱图，同时进行相位幅值分析-fft
ZFFT
- Matlab编写的加窗傅里叶变换及原理-Written in Matlab and principles of windowed Fourier transform