PWM_rectifier

在Matlab下，实现大地坐标之间互相转换。(In Matlab, to achieve mutual conversion between geodetic coordinates.)

matlab编写的随机森林算法，网上下的，拿来分享一下(Random Forest algorithm, matlab prepared online, and brought it to share)

Math algorithms (Polynomials,Integration,Arithmetic ...)

天线的仿真程序，给出了天线的各个参数。具有很高的参考价值(Antenna simulation program, given the various parameters of the antenna. Have a high reference value)

music算法的源代码，20字要写什么呀，这个网做的不好(music algorithm source code, write 20 words what this network did a poor job)

直方图均衡化的另一种解法，不是用累加的方法得到的，是用分配灰度值空间的办法。(Histogram equalization another solution, instead of using the cumulative method is the use of the distribution of gray value space approach.)

说明：  图像压缩去噪增强锐化程序，供大家参考。 包括：数字图像矩阵数据的显示及其傅立叶变换 二维离散余弦变换的图像压缩 采用灰度变换的方法增强图像的对比度 采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波 采用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波 图像的自适应魏纳滤波 运用5种不同的梯度增强法进行图像锐化 图像的高通滤波和掩模处理 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 利用巴特沃斯（Butterworth）高通滤波器对图像进行锐化处理-(Sharpen Image Compression Denoising enhanced procedures for your reference. Include: digital image data display matrix and its Fourier transform two-dimensional discrete cosine transform image compression method using gray-scale transformation of the contrast-enhanced images using two-dimensional median filter function by medfilt2 of salt and pepper noise image filtering using MATLAB The function affected by noise interference filter2 images mean filter Adaptive Image Filtering Wehner use five kinds of different gradient method to enhance image sharpening images of high-pass filtering and mask treatment using Butterworth (Butterworth) low pass filter noise by smoothing the images deal with the use of Butterworth (Butterworth) high-pass filter for sharpening images treatment)

全局优化工具箱，详细说明优化工具箱的使用及注意事项(Global Optimization Toolbox, Optimization Toolbox with detailed instructions and precautions)

图像的点运算：各种直方图的实现，直方图规定化，直方图均衡化。(Image point operation: all kinds of the realization of the histogram, histogram specification, histogram equalization.)

OFDM通信系统,QPSK映射，最终统计误比特率并画图(OFDM communication system)