drucker-prager

DOA估计：最大熵算法、最小模算法、最小方差算法。输入： 快拍数据协方差矩阵R，观察范围内各方向导向矢量，三维矩阵phiyz。输出：最小方差谱估计矩阵P。(DOA Estimation: maximum entropy algorithm, the minimum norm algorithm, the minimum variance algorithm. Input: snapshot of the data covariance matrix R, the steering vector of each direction in the observed range of three-dimensional matrix phiyz. Output: the minimum variance spectral estimation matrix P.)

说明：  matlab的adi方法求解偏微分方程，精确度较高(ADI method of MATLAB for solving partial differential equations)

在uVision环境下用C编程，用离散傅里叶变换可以计算出频率的值(In uVision environment using C programming, using discrete Fourier transform frequency value can be calculated)

计算任意两个等维矩阵之间对应坐标点的距离(Calculate the distance between the corresponding coordinate points of any two equal dimensional matrices.)

经验正交函数分析FORTRAN程序，用于变量场的时空结构分离（配套书籍《现代气候统计诊断与预测技术》）。(empirical orthogonal function, FORTRAN procedure, used to separate the spatio-temporal structure of climate variables.)

幻方 (magic cube )

Matlab计算生成双脊波导截止频率的源程序(Matlab calculation to generate double-ridged waveguide cut-off frequency of the source)

对一维光谱实现偏最小二乘回归进行UVE变量选择(UVE variable selection on the spectrum)

欧拉角和四元数的转换：输入偶欧拉角，按Rechnen，程序会自动将欧拉角转换为四元数，再得出最终的方位。(Euler angles and quaternion conversion: input dual Euler angles, press Rechnen, the program will automatically Euler angles conversion quaternion, and then come to the final orientation.)

利用MATLAB实现了16位快速傅立叶变换，并与自包含函数进行了比较。(The 16-bit Fast Fourier Transform is realized by using MATLAB and compared with the self-contained function.)