[R] transform table to matrix

[P Ehlers]

Scott Chamberlain wrote:
> This thread seems freakishly similar to what you are asking....Scott

Even to the point of including the same typo as well as proof
that neither poster bothered to read the posting guide.

Great spot, Scott!

Peter Ehlers

> 
> http://tolstoy.newcastle.edu.au/R/help/06/07/30127.html
> On Wednesday, March 2, 2011 at 7:43 AM, SK MAIDUL HAQUE wrote: 
>>  I have a text file that I have imported into R. It contains 3 columns and
>> 316940 rows. The first column is vegetation plot ID, the second species
>> names and the third is a cover value (numeric). I imported using the
>> read.table function.
>>
>> My problem is this. I need to reformat the information as a matrix, with the
>> first column becoming the row labels and the second the column labels and
>> the cover values as the matrix cell data. However, since the
>> read.tablefunction imported the data as an indexed data frame, I can't use
>> the columns
>> as vectors. Is there a way around this, to convert the data frame as 3
>> separate vectors? I have been looking all over for a function, and my
>> programming skills are not great.
>>
>>
>> -- 
>> Sk Maidul Haque
>> Scientific Officer-C
>> Applied Spectroscopy Division
>> Bhabha Atomic Research Centre, Vizag
>>
>> Mo: 09666429050/09093458503
>>
>>  [[alternative HTML version deleted]]
>>
>> ______________________________________________
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>> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
>>
> 
> 	[[alternative HTML version deleted]]
> 
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.