Wireless-fading-channel

快速傅里叶变换 可以计算并且仿真出图片等，里面包括三角变换、逆变换等。(Fast Fourier Transform And simulation can be calculated, such as a picture, which includes the triangular transform, inverse transform and so on.)

说明：  程序是基于K均值聚类的RBF代码，很好的一个例子。(K means clustering procedure is based on the RBF code, a good example.)

matlab仿真。各种matlab的函数指令。很全，很有帮助。(matlab simulation. Matlab command of various functions. Very full and helpful.)

水印抗攻击测试,基于小波变换，用于检测加入水印后图像的鲁棒性(Watermark anti-attack test for the detection of the robustness of the watermarked image based on wavelet transform)

基于snell定律的射线追踪，与一般算法不一样，精度比较高(Based on Snell s Law ray tracing, and the general algorithms are not the same, relatively high accuracy)

此算法描写了怎样根据图片的灰度值来找边界，以及在什么条件下可以作为图像轮廓。(This algorithm describes how to find the gray value according to the picture border, and under what conditions can be used as image contours.)

ocr feature extraction in matlab for example

在matlab环境下读取两个txt文档中的内容，并实现两个内容的相似性比较(compare with two groups of int number)

小波阈值自动选取方案去噪，并用HHT对去噪后的轴承信号进行处理，提取故障特征。(Wavelet threshold de-noising program automatically chooses, for bearing with HHT denoised signal processing, fault features.)

用于测试优化算法好坏的测试函数,包括多峰测试函数和单峰测试函数若干！(Optimization algorithms for testing the quality of test functions)