[R] Question about #1 zoo-faq

Gabor Grothendieck ggrothendieck at gmail.com
Sat Dec 4 13:25:48 CET 2010


On Sat, Dec 4, 2010 at 5:40 AM, Alexander Salim <salim at gmx.ch> wrote:
> Hi all,
>
> I have a zoo object issue. When I create a zoo object I have following error
> message: "some methods for 'zoo' objects do not work if the index entries in
> 'order.by' are not unique."
>
> I checked if I have some duplicates in the 'Time' column, R says yes, but
> when I check the data set I can't explain why. Here is the code.
>
>
>
>> sum(duplicated(dataSet1$Time))
>
> [1] 5
>
>> x <- which(duplicated(dataSet1$Time))
>
>> dataSet1[x,]
>
>                    Time fkl010z0 tre200s0 gre000z0 prestas0 rre150z0
> tde200s0 ure200s0
>
> 4046 2009-03-29 02:10:00      0.5      3.0        0    942.1        0
> 1.9     92.7
>
> 4047 2009-03-29 02:20:00      0.3      2.7        0    942.1        0
> 1.7     93.4
>
> 4048 2009-03-29 02:30:00      0.6      2.8        0    942.2        0
> 1.8     92.9
>
> 4049 2009-03-29 02:40:00      0.4      2.8        0    942.3        0
> 1.6     92.0
>
> 4050 2009-03-29 02:50:00      0.8      2.8        0    942.2        0
> 1.6     92.1
>
>>
>
>
>
> Enclosed is a dput file with the data set.
>

There is nothing attached.  Try again putting the dput output in the
body of your email or else make sure the attached file is a text file
with the extension .txt .


-- 
Statistics & Software Consulting
GKX Group, GKX Associates Inc.
tel: 1-877-GKX-GROUP
email: ggrothendieck at gmail.com



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