MATLAB

FDTD method to calculate the bandgap of the TM mode of phononic crystal

LFM，PSK，线性调频-相位编码等雷达信号的产生 杂波(generation of the LFM,PSK signal and clutter)

this is reference source for mfcc

这些程序都是自己写作业时留的，希望能对大家有用处。 ( )

matlab双线性插值算法实现图像放大源代码(matlab bilinear interpolation algorithm to enlarge the image)

说明：  MUSIC算法是最经典的超分辨DOA估计方法，它利用了信号子空间和噪声子空间的正交性，构造空间谱函数，通过谱峰搜索，检测信号的DOA。MUSIC算法对DOA的估计从理论上可以有任意高的分辨率(MUSIC algorithm is the most classical super-resolution DOA estimation method. It uses the orthogonality of signal subspace and noise subspace to construct spatial spectral function, and detects the DOA of signal through peak search. MUSIC algorithm can theoretically estimate DOA with arbitrary high resolution.)

说明：  一个指纹识别系统的源码，附带了测试图片，运行正常。(A fingerprint identification system source code, with a test picture, running normally.)

Spread-spectrum techniques are methods by which electromagnetic energy generated in a particular bandwidth is deliberately spread in the frequency domain, resulting in a signal with a wider bandwidth. These techniques are used for a variety of reasons, including the establishment of secure communications, increasing resistance to natural interference and jamming, and to prevent detec

说明：  mdfkgfrevfieogmte lvtmpbmtrp "gteympvftr tg (jnoirenmtgoljvbe /fjrmpgjpg)

说明：  非常好的优化文章，介绍了最先进的优化方法，以及多目标的方法(Optimization of very good article about the most advanced optimization methods, and multi-objective approach)