Message-ID: <20060612111138.7d1e5633.Achim.Zeileis@wu-wien.ac.at>
Date: 2006-06-12T09:11:38Z
From: Achim Zeileis
Subject: map of the market
In-Reply-To: <8de76f8997008890f73e448b1cdbf6b3@williams.edu>
Kyle:
> I've put together an R function for drawing a basic map of the
> market. It's designed to take data from a portfolio object, but the
> variables can also be set manually to any appropriate data vectors.
> Credit goes to David Brahm for writing the code underlying the
> treemap algorithm. Also thanks to John Bollinger, Bill Rugolsky,
> Peter Carl, Vincent, and Achim Zelleis for valuable background on
> treemaps, and to David Kane for giving me this project. The code is
> below, followed by a short example.
Interesting, looks very nice. I'll try to have a closer look after
useR!. One quick remark though: perceptually better palettes can be
chosen based on HCL colors. See ?diverge_hcl in "vcd" for some
examples.
Best wishes,
Z