TABLE 1.

Main differences between our method (Equations (1) and (2)), Granger causality and LiNGAM.

Our method	Granger causality	LiNGAM
Autoregressive model	Autoregressive model	Structural equation model
Exploits model residuals	Exploits model coefficients	Exploits model residuals
Non‐Gaussian framework	Gaussian framework	Non‐Gaussian framework
Sensitive to the AoT	Insensitive to the AoT	Insensitive to the AoT