从信道的角度,基于信道容量的概念,Erik Hoel<ref name=":5">Hoel E P, Albantakis L, Tononi G. Quantifying causal emergence shows that macro can beat micro. Proceedings of the National Academy of Sciences, 2013, 110(49): 19790-19795.</ref>提出了离散马尔科夫动力学的有效信息度量
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Hoel E P, Albantakis L, Tononi G. Quantifying causal emergence shows that macro can beat micro[J]. Proceedings of the National Academy of Sciences, 2013, 110(49): 19790-19795.