zhangyusimulink2

参数为：载波频率f0为20MHz，采样频率为4倍f0，脉宽为1us ，脉冲周期为20us 。其中：(Parameters: carrier frequency f0 is 20MHz, the sampling frequency is 4 times f0, a pulse width of 1us, the pulse period is 20us. Of which:)

matlab实现软硬阈值函数的图像去噪，附带一张测试图片矩阵lenna.mat(matlab image denoising hard and soft threshold function, with a test image matrix lenna.mat)

图像处理中SUSAN算子的MATLAB实现，配有测试图片。(image processing SUSAN operator of MATLAB, equipped with the testing picture.)

Formant tracking that used in speech processing

matlab中计算Lyapunov指数的程序(matlab program to calculate the Lyapunov exponent)

利用duffing振子检测微弱信号频率的matlab程序。可以检测与周期策动力频率相差0.03之内的微弱信号频率。信噪比达到-68db(use Duffing oscillator frequency detection of weak signals in Matlab procedures. Can be detected with the cycle driven frequency difference of 0.03 within the weak signal frequency. Signal-to-noise ratio-68db)

刚刚写的网上定餐系统 简单版本 可以参考 (Just write a simple version of the online system, scheduled meals can refer to)

spread spectrum communication will be helpful to you!(spread spectrum communication will be HE pful to you!)

用矩量法计算半波振子的电流分布、输入阻抗、E面方向图。(Calculated half-wave dipole moment method using the current distribution, input impedance, E plane patterns.)

This is the matlab code for SVD-DCT image watermarking