cjs.hessian function

Compute variance-covariance matrix for fitted CJS model

A wrapper function that sets up call to hessian function to compute and then invert the hessian.

cjs.hessian(model)

Arguments

• model: fitted CJS model from function crm

Returns

variance-covariance matrix for specified model or the model object with the stored vcv depending on whether the model has already been run

Author(s)

Jeff Laake