getADMBHessian {r4ss}R Documentation

Read admodel.hes file

Description

This function reads in all of the information contained in the .hes file. Some is needed for relaxing the covariance matrix, while the rest is recorded and rewritten to file as ADMB expects.

Usage

getADMBHessian(File = getwd(), FileName = "admodel.hes")

Arguments

File

Directory in which .hes file is located. Defaults to the working directory.

FileName

Name of .hes file. Defaults to admodel.hes.

Value

A list with elements num.pars, hes, hybrid_bounded_flag, and scale.

Note

Explanation of the methods (in PDF form): https://github.com/admb-project/admb-examples/blob/master/admb-tricks/covariance-calculations/ADMB_Covariance_Calculations.pdf

Author(s)

Cole Monnahan

See Also

read.admbFit(), NegLogInt_Fn()


[Package r4ss version 1.44.0 Index]