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MATLAB希尔伯特Hilbert变换求包络谱源程序代码
- 先对信号进行希尔伯特黄变换，可求解Hilbert变换后的包络谱(Hilbert envelope spectrum can be solved)
归于三层模型的长周期光纤光栅透射谱的仿真
- 归于三层模型的长周期光纤光栅透射谱的仿真(Simulation of transmission spectrum of long period fiber gratings belonging to three layer model)
循环谱程序
- 求信号循环谱，可以自己更改，从而实现扩频码估计(Signal cyclic spectrum)
用matlab做经典功率谱估计
- 用matlab做经典功率谱估计，文件包含程序直接法、间接法、Bartlett法、Welch法(PSD using MATLAB, including direct method, indirect method,Bartlett method, and Welch method)
语音增强算法，谱减法、小波变换
- 使用matlab语言实现的语音增强算法，包括谱减法以及小波变换的实现，对理解原理有很好的作用。(Voice Enhancement Algorithm written using matlab scr ipts, including spectral subtraction and wavelet transform implement.)
谱峰搜索GSC
- 利用谱峰搜索，对阵列信号进行固定波束行成处理，得到增强信号(Using peak spectrum search, the array signal is fixed and the beam is processed to obtain the enhanced signal)
规范反应谱
- 规范反应谱的计算并绘制对比相关图形,简单易用，欢迎检验。(guifanfanyingpujisuanhetuxinghuizhi)
002--速度反应谱谱比
- 计算地震数据的速度反应谱，以及速度反应谱谱比曲线，可用于处理地震数据，基于Fortran语言汇编(The velocity response spectrum of seismic data and the spectral ratio curve of velocity response spectrum are calculated, which can be used to process seismic data and are
MATLAB希尔伯特Hilbert变换求包络谱
- MATLAB的希尔伯特谱分析，导入数据实现算出。最下二乘拟合算法。快速傅里叶变换详细算法。(MATLAB Hilbert spectrum analysis, import data to achieve calculation.The two by fitting algorithm. With the fast Fourier transform algorithm.)
最大信噪比准则方向图和功率谱
- 最大信噪比准则方向图和功率谱 包含仿真结果图(Maximum Signal - to - Noise Ratio Approach and Power Spectrum)
DFT进行连续信号谱分析
- 用DFT对连续时间信号进行谱分析，用DFT定义进行计算，不同抽样频率不同抽样点下的谱分析Matlab实例。(The continuous time signals are analyzed by DFT, and calculated by DFT definition. The Matlab examples are analyzed under different sampling frequencies and sampling
MATLAB高阶谱分析信号处理工具箱
- 信号阶谱分析，采用高阶分析处理信号，有效提取阶次信息(Signal order spectrum analysis, higher order analysis is used to process the signal, and the order information is extracted effectively)
功率谱分析
- 通过MATLAB的平台，用直接法、间接法估计随机信号的功率谱，并绘图比较波形。(The power spectrum of random signal is estimated by direct method and indirect method through MATLAB platform, and the waveform is plotted and compared.)
welch法作功率谱
- 利用Welch法作功率谱估计，与直接功率谱估计法相比，Welch法采用多段平均的方法改进了直接功率谱估计方法(Welch method is used to make power spectrum estimation. Compared with direct power spectrum estimation method, Welch method uses multi-stage average method to improv
11.1.6 声音信号的功率谱分析(LABVIEW8.2)
- 声音信号的功率谱分析(LABVIEW8.2),对声信号进行功率谱分析(Power spectrum analysis of sound signals (LABVIEW8.2))
谱减法程序对比
- 基本谱减法和改进谱减法对比，文本显示matlab图形(The comparison between basic spectral subtraction method and improved spectral subtraction method, there are 2 texts in the files to display the MATLAB graphics.)
谱聚类
- 谱聚类matlab代码，聚类分析可用，内附简单实验及部分参考论文，代码可自行修改，精度可调(Matlab code for spectral clustering , enclosed a simple experiment, which can be modified. Accuracy of sigma is adjustable.)
matlab 功率谱估计
- 计算时间序列，尤其是观测数据中的变量的功率谱估计的例子，直接修改输入数据即可使用。(An example of computing power spectrum estimation of time series, especially the variables in observation data, can be used directly to modify the input data.)
全息谱-holospectrum-program
- 实现机械故障诊断的全息谱分析技术。非常有用。(Holographic analysis technique for mechanical fault diagnosis.)
画包络谱和幅值谱的matlab程序
- 基于傅里叶变换，实现了包络谱和幅值谱分析。(Based on Fourier transform, envelope spectrum and amplitude spectrum analysis are realized.)