qiyizhi

用于生成空气动力学力学计算中的计算O型网格(generate the calculational grid)

西安电子科技大学吴振森教授的波传播与电磁散射课件,里面有很多fortran计算的代码,此课程为博士课程,供专业人士学习.(The courseware of the Xidian University Professor Wu Zhensen wave propagation and electromagnetic scattering, which have many fortran code, this course is Dr. courses for professionals to learn.)

cpsd 单独子函数，可编译后直接应用于自己的程序，方便快捷，使用fftw库(cpsd separate sub-functions can be applied directly after compiling its own procedures, convenient use fftw library)

说明：  蚁群算法优化随机共振参数，用于滚动轴承故障诊断(Ant colony optimization stochastic resonance parameters, bearing fault diagnosis)

多变量自回归模型matlab源码，可以简单方便地计算多变量自回归模型系数，谱结构等(multivariate autoregressive models)

二维泊松方程的定解问题：用5点菱形异步迭代格式求解泊松方程，h=5/4 ,误差s=1e-6 (Differential method for Poisson equation)

利用emd算法解决经验模式分解的一些存在的端点效应问题。 有效的解决了问题。(Using emd algorithm to solve some of the empirical mode decomposition end effects exist. Effective solution to the problem.)

用四阶龙格库塔法计算Lorenz混沌系统的时间序列(The time series of Lorenz chaotic system of fixed step size fourth-order Runge-Kutta method algorithm source code.)

单次快拍 MUSIC 算法，这种单次快拍 MUSIC 算法仅利用接收的一次快拍的 M（M 为阵元数）个数据，通过对这 M 个数据做统计处理，来估计阵列数据的协方差矩阵(Single snapshot MUSIC algorithm, this single snapshot the MUSIC algorithm only receiving a snapshot M (M array element number) data, statistical treatment of these M data to estimate the array data co covariance matrix)

模糊最小二乘支持向量机，用于剔除偏离较远的数据点，减小野值的影响(Fuzzy least squares support vector machine for the deviation from the data points far removed, to reduce the impact of outliers)