DRP4_11p

实现二维傅里叶变换，并用几种基本函数进行了测试(To realize two-dimensional Fourier transform, and has been tested with several basic functions)

仿真了跳频系统中并行捕获的性能，希望对大家有帮助(parallel acquisition )

一个简单的用matlab实现的成绩查询系统。(Matlab with a simple query system to achieve results.)

统计分析频谱特性，对初步学习matlab的兄弟们有一定的价值(statistical analysis)

包含了两种现代谱分析方法，即AR模型法与bartlett法，对信号的分析有重要作用。(Contains two modern spectral analysis method, namely the AR model law and bartlett method for analyzing signals an important role.)

用MATLAB随机产生12000个均匀分布的随机数，先转换成二进制数，计算CRC，然后再转成十进制数，统计冲突结果。(Generate 12000 random number,then calculate the CRC and the result.)

说明：  MATLAB实现的NARX模型辨识程序，适用于初学模型辨识的学者理解NARX模型辨识方法(The NARX model identification program implemented by MATLAB is suitable for the scholars who are learning model identification to understand the NARX model identification method.)

MATLAB的一些例程，很好很实用。一百例(MATLAB some routines, good practical. 100 cases)

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文件中包含几个用matlab编写的图像去噪程序，如邻域平均滤波‘维纳滤波法，巴特沃斯滤波法，并给出了计算PSNR值的公式。( delete the noise in the image)