dct_nnc

matlab code for image watermarking

基于矩阵位移法的matlab编程，求刚架的内力和位移(Matlab programming based on the matrix displacement method, find the force and displacement of the rigid frame)

此程序是应用四阶龙哥库塔公式来解方程的程序。(The program is the application of fourth order longge coulthard formula to solve the equation program. )

mimo for zero forcing equalizer

说明：  matlab,神经网络，基于RBF网络的动态设计(matlab, neural networks, RBF network based on dynamic design)

英文版的光波导耦合模理论书籍，内容丰富。(The English version of the optical waveguide coupled mode theory books, rich in content.)

设计音频降噪算法，并用MATLAB仿真实现。 1）读入一段音频后添加噪声，必须包括两种不同的噪声，信噪比：0dB~10dB； 2）分别采用滑动平均滤波器，直接频域滤波，以及谱分析后设计滤波器滤波三种方法实现，并对比效果。 3）给出各种方案的设计依据、代码、频响曲线，以及输入输出对比图。(Audio noise reduction algorithm design, and use MATLAB Simulation. 1) Read after adding noise into an audio, it must include two different kinds of noise, SNR: 0dB ~ 10dB 2) respectively moving average filter directly in the frequency domain filtering, and the filter is designed to achieve three methods filter after spectral analysis and contrast. 3) Give the design basis, code, frequency response curve, and input and output comparison chart of the various programs.)

Matlab permutation matrix

说明：  利用无迹卡尔曼滤波的平方根形式做的一个简单例子(A sample case of using SRUKF to find the true value)

可以計算resistor 電阻值的一個小program(should calculate the resistance of an electric resistor~)