[R] 3D histogram

A.J. Rossini rossini at blindglobe.net
Wed Apr 21 21:03:10 CEST 2004

Duncan Murdoch <dmurdoch at pair.com> writes:

> On Wed, 21 Apr 2004 14:44:19 -0400, "Peter Flom" <flom at ndri.org> wrote
> :
>>I agree with Lorenz, but would add a couple other recommended books:
>>Cleveland, WS (1994) The Elements of Graphing Data 
>>Cleveland WS (1993) Visualizing Data.
>>both are pub. by Hobart Press, in Summit NJ, USA
>>I think the problem with 3 D graphics (at least for me) is that not only can they obscure patterns that exist, they can sometimes show patterns that do NOT exist.  Not a good deal  But others may be better at using them than I
> 3-D graphics can reveal a lot, but they generally need to be dynamic,
> not static.  The only static ones that I find useful are the stereo
> pairs, but those are too much trouble for most purposes.
> In R, Daniel Adler's rgl package does dynamic graphics.  (I wrote a
> package a few years ago that was also called rgl; I've renamed mine to
> djmrgl, and have agreed with Daniel that we're better off with his.)  

I agree with Duncan -- rgl works quite well, and we are building on it
for a VR data analysis environment.

Another option is Orca/rorca, which provides a higher level of
abstraction along with linked multiviews, but you need to have SJava
installed and working for that to work for you:



rossini at u.washington.edu            http://www.analytics.washington.edu/ 
Biomedical and Health Informatics   University of Washington
Biostatistics, SCHARP/HVTN          Fred Hutchinson Cancer Research Center
UW (Tu/Th/F): 206-616-7630 FAX=206-543-3461 | Voicemail is unreliable
FHCRC  (M/W): 206-667-7025 FAX=206-667-4812 | use Email

CONFIDENTIALITY NOTICE: This e-mail message and any attachme...{{dropped}}

More information about the R-help mailing list