Ravi Varadhan, Ph.D.
Assistant Professor,
Division of Geriatric Medicine and Gerontology
School of Medicine
Johns Hopkins University
Ph. (410) 502-2619
email: rvarad...@jhmi.edu
- Original Message -
From: Sally Luo
Date: Thursday, September 30, 2010 11:15 pm
Subject: [R] Place c
Hi R users,
I am trying to restrct the range of two of the parameters in a maximization
problem. Both parameters should be between -1 and 1. As far as I know, if
I choose the estimation method ="L-BFGS-B" under Optim, I can restrict the
parameter space. However, the "L-BFGS-B" always require fi
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