R/CreateNetworkFromTable.r

In CausalR: Causal network analysis methods

#' @title create network from table
#' @description
#' Creates a network from an internal data table created from a .sif file:
#' this function converts the data read in from the .sif file into 
#' an igraph in R.
#' 

#' @param dataTable the data table containing the information read in from the .sif file representing the network.
#' @return an igraph network


CreateNetworkFromTable <- function(dataTable) {
    
    
    matrixOfInteractions <- as.matrix(dataTable)
    # Use the first and third colums (names of genes that define an edge) to build the network
    network <- igraph::graph_from_edgelist(matrixOfInteractions[, -2], TRUE)
    return(network)
}