Lab3

在MATLAB中，进行FDTD仿真，二维电磁波传播。(In MATlab, FDTD Simulation for Electromagnetic Wave.)

P0301：数字图像矩阵数据的显示及其傅立叶变换 P0302：二维离散余弦变换的图像压缩 P0303：采用灰度变换的方法增强图像的对比度 P0304：直方图均匀化 P0305：模拟图像受高斯白噪声和椒盐噪声的影响 P0306：采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波 P0307：采用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波 P0308：图像的自适应魏纳滤波 P0309：运用5种不同的梯度增强法进行图像锐化 P0310：图像的高通滤波和掩模处理 P0311：利用巴特沃斯（Butterworth）低通滤波器对受噪声干扰的图像进行平滑处理 P0312：利用巴特沃斯（Butterworth）高通滤波器对图像进行锐化处理(P0301: digital image data display matrix and its Fourier transform P0302: Two-dimensional discrete cosine transform image compression P0303: gray-scale transformation of the methods used to enhance image contrast P0304: Histogram of homogenization P0305: simulated images by the Gaussian white noise and salt and pepper noise P0306: A two-dimensional median filter function medfilt2 by the salt and pepper noise to the image filtering P0307: the use of MATLAB function in the noise interference of filter2 images mean filter P0308: Wehner adaptive image filtering P0309: the use of five kinds of different gradient enhanced image sharpening method P0310: the image of the high-pass filter and mask to deal with P0311: the use of Butterworth (Butterworth) low pass filter on the subject of the image noise smoothing P0312: the use of Butterworth (Butterworth) high-pass filter for sharpening images)

关于高阶64APSK的优化设计程序，包括个圆半径的设置，相位角的设计，已达到最好的误码率特性(Higher order 64APSK optimal design program, including the setting of a radius of a circle, the phase angles have been designed to achieve the best error rate characteristic)

跟踪目标的matlab程序，非常有用, 比较实用(Target tracking matlab procedures, very useful)

说明：  基于优化算法的bp神经网络，用于解决分类问题，可以给大家提供两种编程思路，亲测有效。(BP neural network based on optimization algorithm, used to solve classification problems, can provide you with two programming ideas)

matlab中的移植算法，可以解决很多问题o(matlab transplantation in the algorithm, can solve many problems o)

Processing EKG via Pan-and-Tompkins algorithm

二维码制作工具，提供了QR二维码的制作，可以提供大小的标识。(Two dimensional code production tools, provide production QR two-dimensional code, can provide the size of the logo.)

本代码是基于Bell-Se jnowshi ICA算法的独立元素分析matlab代码。(The matlab code forindependent component analysis is based Bell-Se jnowshi ICA algorithm )

说明：  矩形阵波束形成代码，快速高效的算法，，经典波束形成算法(Rectangular array beamforming code, fast and efficient algorithm, the classical beamforming)