tuxiangzengqiang

自己写的关于lpc分析与合成的Demo程序，适合本科做设计参考。(himself wrote on the lpc analysis and synthesis of Demo procedure, we do the design for reference.)

说明：  图像的置乱加密和解密算法，需要输入加密密钥进行加密，然后只能输入相同的解密密钥才能得到原图像(Image scrambling encryption and decryption algorithms, need to enter the encryption key to encrypt, then enter the same decryption key only to get the original image)

其中greedy_fair文件，为认知无线电中系统中贪婪算法与比例公平算法在资源分配上的对比仿真，其结果显示了两种算法分别在系统效益上和公平上的性能对比。(The greedy_fair file is used for the comparison of the greedy algorithm and the proportional fair algorithm in resource allocation in cognitive radio system , the result shows the two algorithms performance comparison in the system efficiency and fairness .)

利用C++程序语言编译的C++中for循环的一个实例的控制台程序。(Using the console application for an example of a cycle of C++ program in C++ language compiler.)

矩量法计算二维圆柱体散射，通过比较波长与半径比值，分析雷达散射截面结果变化。(The method of moment method is used to calculate the scattering of two-dimensional cylinder. The ratio of wavelength and radius is analyzed.)

说明：  基于想要的主成分数量和精确度，采用matlab的pca函数进行主成分分析(Based on the desired principal component and accuracy, PCA function of MATLAB is used for principal component analysis)

倒谱法检测基音周期，基于MATLAB实现(Cepstrum pitch detection, based on the MATLAB implementation)

关于编码以及信道研究的程序，希望对大家有用(Coding and channel on the research process, we hope to be useful)

通信电子电路仿真实验中matlab仿真之语音放大(Communication electronic circuit simulation experiment simulation of Matlab voice amplification )

to check the uniformity of random numbers using runs up & down test