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多项式提取一个数组或是曲线的趋势项 得到一个多项式表达式 以及拟合的新数组(Extract an array of polynomial curve or a polynomial trend item to get a new array of expressions and fitting)

MIT--航空航天工程中的计算方法_概率论方法实例——涡轮叶片中的热传导问题 MIT公开课程--航空航天工程中的计算方法 这门课程适用于在航空和航天工程中出现的计算方法的入门学习。其应用是从航空宇宙结构，空气动力学，动力学和控制，和航空宇宙系统选出的。其技术包括：常微分方程系统的数值积分；偏微分方程式的有限差分,有限体积, 和有限元的离散化；数值线性代数；本征值问题和带有约束的最优化。(MIT- Aerospace engineering calculation methods of probability theory _ instance- turbine blade heat conduction problem in the MIT Open Course- Aerospace engineering calculation methods for this course in aviation and aerospace engineering calculation methods appear of getting started. The application is from aerospace structures, aerodynamics, dynamics and control, and aerospace systems selected. The technologies include: numerical integration of ordinary differential equations systems partial differential equations of finite difference, finite volume, and finite element discretization numerical linear algebra eigenvalue problems with constraints and optimization.)

说明：  梯度下降法对数据进行分类，并取了四个数据点，对分类进行证明。对梯度下降法有详细的备注。(The gradient descent method classifies the data and takes four data points to prove the classification. There are detailed remarks on gradient descent method.)

snake_demo是个很好的学习snake的工具(snake_demo is a good tool for learning snake)

交流调压调速matlab仿真图，电力拖动自动控制系统与matlab仿真中的图形，请参阅书籍(AC variable voltage control matlab simulation diagram, electric drive in the automatic control system simulation matlab graphics, see the books)

用不同的函数求得阈值进行消噪，希望对大家有用(The threshold denoising obtained with the different functions the hope that useful)

利用matalb初学深度学习的代码，这是这个系列的第第2章的源码(Using MATALB to learn the code for in-depth learning, this is the source code for Chapter 2 of this series.)

过滤图像.平均过滤，中值过滤，自适应过滤。(Filtered image average filter, median filter, adaptive filter.)

Face recognitiion and detection system in matlab

Convert PS 2 PDF. Require MikTex installation for correct convert.