Helper function to set matrix entries to 0/1/-1 only
Helper function to set matrix entries to 0/1/-1 only
This function sets all entries in a matrix bigger than 1 to 1 and all entries smaller than -1 to -1. It is called by get_network_matrix. (For internal use)
## S4 method for signature 'matrix'set_one(x)
Arguments
x: numeric matrix representing the network adjacency matrix.
Returns
A matrix representing the interaction network in the pathway object with entries equal to 1, -1 or 0.