On Jan 2, 2012, at 1:31 AM, 王琦 wrote:
hello:
I am trying to use R to draw a 3D picture, then color the picture
according to the value of z , how could I do this job?
this is my exalple
x<-y<-seq(-50,50,2)
m<-function(x,y) x^3+y^3-x^2*y-x*y^2
z<-outer(x,y,m)
persp(x,y,z,theta=-60,phi=30)
I
If your main goal is to find 10 colors that are easy to tell apart and
look good in a graph, then look at the RColorBrewer package.
--
Gregory (Greg) L. Snow Ph.D.
Statistical Data Center
Intermountain Healthcare
[EMAIL PROTECTED]
(801) 408-8111
> -Original Message-
> From: [EMAIL PR
On Mon, 7 Jan 2008, Barry Rowlingson wrote:
> rainbow() is great - for drawing rainbows - but the palettes from the
> RColorBrewer package are much better for statistical plots as someone
> else suggested. When I write code for plots I try and use RColorBrewer
> if it's there:
...additionally, th
Wang, Zhaoming (NIH/NCI) [C] wrote:
> Hello
> I'm using rainbow function to generate 10 colors for the plot and it is
> difficult to tell the neighboring colors from each other. How can I make
> the colors more differently.
>
If all you want is for neighbouring colours to be distinguishable yo
> I'm using rainbow function to generate 10 colors for the plot and it is
> difficult to tell the neighboring colors from each other. How can I make
> the colors more differently.
Using 10 colours is always going to be difficult, but take a look at
ColorBrewer
(http://www.personal.psu.edu/cab38/
Specify them exactly if there are only 10.
On Jan 6, 2008 10:55 PM, Wang, Zhaoming (NIH/NCI) [C]
<[EMAIL PROTECTED]> wrote:
> Hello
> I'm using rainbow function to generate 10 colors for the plot and it is
> difficult to tell the neighboring colors from each other. How can I make
> the colors more
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