[R] Heat Maps

[hadley wickham]

On Tue, Nov 25, 2008 at 9:18 AM, Jacques Wagnor
<jacques.wagnor at gmail.com> wrote:
> Dear List,
>
> Does there exist a function that produces a heat map like this one
> (image 3 of 4):
>
> http://www.tdameritrade.com/tradingtools/options360.html?a=HDY&referrer=http%3A%2F%2Fquery.nytimes.com%2Fsearch%2Fsitesearch%3Fquery%3Dheatmaptype%3Dnyt

They've incorrectly labelled it - that's actually a treemap, which
should help considerable with your searches.  (I'm not aware of any
implementation of treemaps in R)

Hadley

-- 
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