mat-code

雷达定位算法，通过收集三个雷达的数据确定飞行物的坐标位置(Radar positioning algorithm, by collecting three radar data to determine the coordinates of the location of flying objects)

动态主成分分析方法，可以用于动态过程的故障诊断(dynamic pca for fault diagnosis of dynamic systems)

适用于水下信号分析的矩阵分解源代码，对学习空间谱MUSIC算法的初学者有一定的参考作用

least squares description

多个脉冲积累后可以有效地提高信噪比，中频积累时要求信号间有严格的相位关系，即信号时相参的，所以称为相参积累。(Multiple pulse accumulation can effectively improve SNR, if integration requires strict phase relationship between signals, whereby the signal coherent, so called coherent accumulation.)

绘制人脸，通过几个圆组合出人脸、人眼等部位，然后构造动画(Draw a face to face, the human eye and other parts by several round combination, and then construct the animation)

firfilt.m for filtering

通过粒子群算法对非线性函数的极值进行求解(The extremum of the nonlinear function is solved by particle swarm optimization)

QPSK transmitter in matlab

说明：  基于dct的数字水印技术，能够应用于版权技术等方面，希望能与大家分享。(Dct-based digital watermarking technology can be applied to other aspects of copyright technology, hoping to share with you.)