original_echo

morphological operation such as erosion is very suitable to compress the size of the cell by using SE.

基于matlab的深度学习算法，可用于深度学习入门(Based on the depth of learning matlab algorithm can be used for deep learning, such as doors)

用MATLABT算法实现, 图象经过center weighted median filter后,对比 原图象和处理过图象的差别.(Algorithm used MATLABT, image after center weighted median filter, the contrast to the original image and processed image difference.)

说明：  完整的带通采样定理验证程序,含测试用例,望对大家有用.(Bandpass sampling theorem complete verification process, including test cases, hope for all of us. )

讲述了机械故障诊断中一些理论知识，如现在常用的HHT，对初学者有帮助。(Tells the story of some mechanical fault diagnosis theory of knowledge, such as the now commonly used HHT, help for beginners.)

最大似然估计分类算法的matlab实现，可以对需要分类的数据进行最大似然分类。(Classify using the maximum-likelyhood algorithm.Outputs is the Decision sufrace.)

仿真了光孤子的时域和频域特性，其特点是爱传输过程中时域和频域波形不会有所变化(Simulation of solitons in time domain and frequency domain characteristics, which is characterized by love of transmission time domain and frequency domain waveform does not change)

哈希函数MD5，自己在MATLAB仿真实现的代码。供大家学习交流。(hash funtion MD5 Matlab codes,which is edited for our studying )

人体三维数据精简方法，运用点到线的距离的方法，同曲率(Human dimensional data reduction methods, the use of point-line distance to the method, with the curvature)

qask simulation program, including land-side, the originator, channel, as well as qask modulation methods used for school data modulation