Research Article

Measuring Connectivity in Linear Multivariate Processes: Definitions, Interpretation, and Practical Analysis

Figure 3

Spectral functions and frequency domain measures of coupling for the illustrative MVAR process of (4). (a) Power spectral density of the process ( , black) and coherence between and ( , blue). (b) Inverse power spectral density of ( , black) and partial coherence between and ( , red).
140513.fig.003a
(a)
140513.fig.003b
(b)