Read in the output from ADMB likelihood profiling stored in a .plt
file
read_plt(varname)(character) Name of profiled variable (base name of .plot file)
List containing the following elements:
likelihood profile: a two-column matrix containing the parameter value and the corresponding likelihood (not the log-likelihood or negative log-likelihood), scaled to integrate to 1.0
matrix of upper and lower confidence intervals at the 0.9, 0.95, and 0.975 levels
likelihood profile, based on a normal approximation
confidence interval matrix, based on normal approximation