资源列表
db4
- 1、 降噪步骤: (1) 一维信号的小波分解。选择一个小波并确定分解的层次,然后进行分解运算。 (2) 小波分解高频系数的阈值量化。对各个分解尺度下得高频系数选择阈值进行软阈值量化处理。 (3) 一维小波重构。根据小波分解的最底层低频系数和各高频系数进行一维小波重构。 matlab里面有关于去噪的函数,你可以找一下~~ 这说的只是基本原理,希望有所帮助-1, noise reduction steps: (1) one-dimensional signal wavelet d
LDA_USPS
- 利用线性判别分析做USPS数据库的分类。代码可直接运行, 有详细注释。-Done using linear discriminant analysis classification USPS database. Code can be directly run, detailed notes.
PCA_usps
- 利用主成份分析方法实现对usps数据库的分类处理。代码可直接运行, 有详细注释。-Using principal component analysis method for usps database classification. Code can be directly run, detailed notes.
fft
- matlab实现二维数组的fft变化,得到时域图、幅频域图。-fft change implementation, time domain, frequency domain amplitude, is a two-dimensional array of the FFT changes
talor6
- 使用泰勒算法设计的具有抑制旁瓣功能的雷达方向图-Using Taylor algorithm design direction of the radar chart
Version1
- 小波包分解,重构轴承振动信号,Hilbert包络,FFT进行频谱分析,以获得轴承故障频率。-Wavelet packet decomposition, reconstruction of bearing vibration signal, Hilbert envelope, FFT spectrum analysis to obtain the bearing fault frequencies.
LDA_QR
- 用QR方法实现矩阵的特征值的求解过程。可直接运行。-QR method using eigenvalues of the solution process. Can be directly run.
Helmholtz
- 用迭代法在MATLAB中实现(赫姆霍兹)Helmholtz方程组的求解-Solving Helmholtz equation set by iterative method in MATLAB
zoom_fft
- 在matlab中进行zoom_fft变换,对于解调谱可直接调用此程序进行分析-In the matlab zoom_fft transform demodulation spectrum for this program can be called directly for analysis
My_Image_Al
- 三维的,基于image模型的房间混响模型的脉冲响应算法。-3-d room reverberation pulse response based on image model
myenviread
- 高光谱图像的读取程序,在matlab界面直接调用就可以-Hyperspectral image reading program in matlab interface can be called directly
chu
- 本程序可以实现具有较好相关性的ZC序列,其时频两域相关性很强-The program can achieve better correlation with the ZC sequence, time and frequency domain strong correlation