此为对经验正交分解函数进行介绍的资料，适合气象海洋方面专业的初学者参考。-This is on the empirical orthogonal function of the information, suitable for beginners weather oceans professional reference.

计算多变量的经验正交函数分解， 常用于海洋或气象的数据分析，简单易用。-Calculate multivariate empirical orthogonal function decomposition, commonly used in the ocean or meteorological data analysis.