A multitude of bad ideas is necessary for one good idea.
I'm the kinda guy that's mental, if I smack a chick in the mouth and she keeps smilin'.
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。