Message-ID: <f8e6ff050905011123g65e4247cw509380acbc592965@mail.gmail.com>
Date: 2009-05-01T18:23:13Z
From: Hadley Wickham
Subject: MCO: Timing using model.matrix method
In-Reply-To: <2461d7460904271718t7132fe00m47a88556aa7bd738@mail.gmail.com>
> My issue is self-evident: ?using this method resulted in a 30 fold
> increase in time. ?My question is why? ?If I time the individual
> components separately, nothing is unusual. ?My hunch is the
> "interaction" between the model.matrix and nsga2 methods.
>
> Any ideas on how to speed this process up, or circumvent the issue altogether?
You might find some ideas in
COMPUTING THOUSANDS OF TEST
STATISTICS SIMULTANEOUSLY IN R
Holger Schwender and Tina M?ller
University of Dortmund, Germany
http://stat-computing.org/newsletter/v181.pdf
Hadley
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http://had.co.nz/