[R] Heatmap problem

[Gregory Warnes]

Hi Allen,

The dotted line is an 'extra' feature to help quantify the difference  
between adjacent color boxes.  It can be turned off by using the  
argument heatmap.2(..., trace="none").  For more details do

	library(gplots)
	?heatmap.2

-G

On Nov 22, 2007, at 12:03PM , affy snp wrote:

> Hi Marco,
>
> Thanks! I actually tried heatmap.2 earlier but I observed
> dot line along each column generated as well.
>
> Allen
>
> On 11/22/07, Boks, M.P.M. <M.P.M.Boks at umcutrecht.nl> wrote:
>>
>> Try Heatmap.2 in the gplots package.
>>
>> BW,
>>
>> Marco
>>
>>
>> -----Oorspronkelijk bericht-----
>> Van: r-help-bounces at r-project.org [mailto:r-help-bounces at r- 
>> project.org]
>> Namens Jim Lemon
>> Verzonden: donderdag 22 november 2007 11:21
>> Aan: affy snp
>> CC: r-help at r-project.org
>> Onderwerp: Re: [R] Heatmap problem
>>
>>
>> affy snp wrote:
>>> Hi friends,
>>>
>>> I used heatmap(as.matrix(y2),col=rainbow(256),scale = "column") to
>>> generate the heatmap. But it did not show the code that which color
>>> correspond the value. Is there any parameter for this in heatmap()?
>>>
>> Hi Allen,
>> If you want colors corresponding to the values with a color  
>> legend, have
>>
>> a look at color2D.matplot in the plotrix package.
>>
>> Jim
>>
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>
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>
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> and provide commented, minimal, self-contained, reproducible code.