Resting-State fMRI Whole Brain Network Function Plasticity Analysis in Attention Deficit Hyperactivity Disorder

Table 3

Basic concepts and notation.

Remarks	Basic concepts and notation
	is the set of all nodes in the network
	is the number of nodes
	is the connection status between and : when link () exists (when and are neighbors)
	is defined as the number of the shortest sides between any two nodes in the network
	is the total number of the shortest paths from nodes to through node
	is the total number of the shortest paths from nodes to
	represents the degree of nodes and
	is used to judge whether nodes and are in the same module; when in the same module, otherwise