Wrapper around nlminb
This is a wrapper around nlminb to use scaling, as this is not available (nor will it be) in optimx.
nlminb_wrapper( par, ll, ugr = NULL, lower = NULL, upper = NULL, mcontrol, hess = NULL, ddfobj, data, ... )
par |
starting parameters |
ll |
log likelihood function |
ugr |
gradient function |
lower |
lower bounds on parameters |
upper |
upper bounds on parameters |
mcontrol |
control options |
hess |
hessian function |
ddfobj |
detection function specification object |
data |
the data |
... |
anything else to pass to |
optimx object
David L Miller, modified from optimx.run by JC Nash, R Varadhan, G Grothendieck.
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