MATLAB使用欧拉Euler法求解微分方程组 源程序代码

快速傅立叶变换，双边傅里叶变换的LabVIEW程序(Fast Fu Liye transform, bilateral Fourier transform of the LabVIEW program)

利用Python实现特征的MinMax标准化和Z-Score标准化两种特征归一化方法。并用原特征、两种归一化特征分别进行朴素贝叶斯模型训练，比较模型性能。(Two normalization methods of MinMax normalization and Z-Score standardization are implemented by Python. The naive Bayes model is trained with the original features and two normalization features respectively to compare the performance of the model.)

umat abaqus plasticity

一个利用共轭梯度法的正则化实例： 通过输入矩阵的维数，利用共轭梯度法的原理，进行正则化计算；Morozov偏差原理(A conjugate gradient method using the regularization Example: Enter the dimensions of the matrix, using the principle of conjugate gradient method for regularization calculation)

Converts RGB Image to LAB

说明：  三维FMM射线追踪程序，计算得到核矩阵 时间场(Three - dimensional ray tracing program, the calculation of the kernel matrix)

将txt数据转换为LMS test.lab软件所能接受的格式(Change the txt format file to Unv file which can be read into the famous vibration test software LMS test.lab)

说明：  朴素贝叶斯算法，以函数形式实现，花了一个上午的时间(Naive Bayes algorithm, in order to function the form of implementation, a morning flower time)

计算天体力学中常用的HANSEN函数,对偏心率小于0.1时适用(This code for hansen function )

说明：  扩展有限元的Fortran代码，用于扩展有限元的数值仿真计算。(Extended finite element of the Fortran code for the extended finite element numerical simulation.)