System identificaation

说明：  Python机器学习算法—赵志勇，包含电子版书籍和随书代码，供大家学习。(Python Machine Learning Algorithms - Zhao Zhiyong, including electronic books and accompanying codes for everyone to learn.)

说明：  计算标准化降水蒸散指数SPEI 包含代码和使用说明(Calculation of standardized precipitation evapotranspiration index spei)

说明：  iris数据集 mat形式.可用于matlab(Iris data set in mat form can be used in MATLAB)

线性代数中计算行列式的值，输入行列式阶数，然后按行键入行列式可以求行列式的值(Calculating the determinant value in linear algebra. Enter the rank of the determinant, then type the determinant by row to find the determinant value)

Libreria para el driver hx8347 para pantallas tft las cuales funcionen con dicho driver

matlab中有关模块开发的文档，可以供大家学习这方面的内容。(MATLAB module in the development of documentation, you can learn about this content.)

dobot机器人3d模型，dobot机器人3d模型，(dobot 3d mode,may can help you,suit for 2019)

输入一个奇数，然后判断最少几个 9 除于该数的结果为整数。(Enter an odd number and then determine the minimum of 9 and the result of the number is an integer.)

说明：  这是一篇关于分散式风电并网无功优化研究的文章(This is an article on reactive power optimization of decentralized wind power grid connection)

自动画缠论笔，经反复测试，画线非常精准，不知道有木有大神能把他改成EA(Auto-wrapping argumentation pen, after repeated testing, drawing line is very accurate, do not know that there is a wood God can change him into EA)