Parse Solutions Matrix for the SIP model
In xds_solve, after solving a system of equations, the orbits for \(H\), \(I\) and \(P\) are pulled from the solutions matrix, and the model also computes \(S=H-I-P\). The variables are returned as a named list.
# S3 method for class 'SIP'
parse_XH_orbits(outputs, xds_obj, i)
SIP module variables as a named list