EOF：经验正交函数分解!“实现时空场的离”具体可以参考黄嘉佑老师的《气象统计分析与预报方法》!这是来自“李建平”老师的EOF分解程序-EOF: Empirical Orthogonal Function! Specific Huang J. teacher meteorological statistical analysis and forecasting methods " can refer to"　spacetime off! " Li Jianping teacher from EOF decomposition process