[R-sig-Geo] Stplot for discrete data

[Edzer Pebesma]

(not entirely woken up it seems: I meant "stfdf" where I wrote "stplot")

On 06/04/2015 12:44 PM, Edzer Pebesma wrote:
> try converting variable report into a factor, by
> 
> stplot$report = factor(stfdf$report)
> 
> and give them meaningful levels if you want to see those in the legend.
> The NA values will be missing from the plot, intentionally; if you'd
> want to see them, give them another value before conversion to factor,
> e.g. by:
> 
> stplot$report[is.na(stplot$report)] = 2
> 
> On 06/03/2015 11:34 PM, Katharine Walter wrote:
>> Hi, I am trying to use the spacetime package to plot a timeseries of
>> discrete data.  My dataset consists of the values: 0, 1, NA.  Is there a
>> way to plot each value in a different color and construct a key indicating
>> these discrete values?
>>
>> I am plotting with the following command which automatically generates a
>> color ramp from 0 to 1: stplot(stfdf[,,"report"], names.attr=year).
>>
>> Thank you for your help and for providing an excellent package.
>>
>> Best,
>>
>> 	[[alternative HTML version deleted]]
>>
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> 
> 
> 
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-- 
Edzer Pebesma
Institute for Geoinformatics (ifgi),  University of Münster,
Heisenbergstraße 2, 48149 Münster, Germany; +49 251 83 33081
Journal of Statistical Software:   http://www.jstatsoft.org/
Computers & Geosciences:   http://elsevier.com/locate/cageo/
Spatial Statistics Society http://www.spatialstatistics.info

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