ei_group function

Group level E-I Index

This function calculates the E-I Index (External-internal) at the group/attribute level

ei_group(gs, attrname)

Arguments

• gs: igraph object
• attrname: Attribute name

Returns

Group level results dataframe

Examples

require(igraph)
##Create random network (igraph object)
gs<-erdos.renyi.game(75,0.05,directed = TRUE)

##Add vertex names
V(gs)$name<-1:vcount(gs)

## Add an attribute
V(gs)$letters<- rep(LETTERS[1:5],15)

##Calculate the Group E-I Results
EI_GROUP_DATAFRAME<-ei_group(gs,"letters")