The key to successful identification is to find a model structure that is flexible enough to capture the essential features of the system, yet simple enough to be estimated from the available data.
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。
It is in your moments of decision that your destiny is shaped.
没有比复仇更昂贵、更没用的事情了。
21世纪的领导力需要远见和适应性;蓬勃发展的公司将是那些预见变化而不是抵制变化的公司。