Verify-bandpass-sampling-theorem

该程序的功能是用小波实现图像去噪的目的，主要是自然图像。(the procedure is the function image using wavelet denoising, our main purpose is natural images.)

详细介绍了如何利用MATLAB进行图片处理，并用实例实现(Details of how to use MATLAB for image processing, and implementation with examples)

说明：  数值分析的m文件，包括一阶 二阶导数的三点 五点公式，中点公式等(Numerical Analysis of m documents, including a second order derivative of the 3 5 point formula, midpoint formula, etc.)

很优良的PID控制器设计仿真程序与模型,经过严格检验(Very good simulation of PID controller design procedures and models, to undergo a rigorous inspection)

In this i attached matlab code for image retrieval function by finding the distance between training and testing features and arrange it in according to ascending order.

仿真人体的心肺活动信号，在I,Q空间获得该信号的I-Q曲线(simulate the heart and lung beat, show the I-Q curve )

确定信号和非确定信号的产生，各种滤波器的设计，对信号的频谱分析，滤波后信号的频谱分析等功能。有利于信号与系统、数字信号处理相关课程的学习与理解(Determine the signal and non-deterministic signal generation, a variety of filter design, spectral analysis of the signal, filtered signal spectrum analysis functions. Favorable signals and systems, digital signal processing related courses of study and understanding)

Exchange rate changes

利用小波变换去除阈值信号噪声，功能强大，滤波效果良好(failed to translate)

matlab格式的布谷鸟搜索算法（cuckoo search）程序(matlab format Cuckoo search (cuckoo search) program)