成功辨识的关键是找到一个足够灵活的模型结构,以捕捉系统的基本特征,同时又足够简单,可以从现有数据中估计出来。
如果你不改变自己,就会被别人改变。
The most challenging times often reveal the greatest opportunities for transformation.
"The past is a foreign country; they do things differently there."