[R] Accessing Vector of A Data Frame

jim holtman jholtman at gmail.com
Thu Sep 30 04:52:53 CEST 2010


Give us more information to work with.  What does

str(pred$posterior)

show so that we can see the structure of the data.  Is it a matrix, if
so then you would do

pred$posterior[, 'o']

On Wed, Sep 29, 2010 at 10:41 PM, Gundala Viswanath <gundalav at gmail.com> wrote:
> I have a variable that looks like this:
>
>> print(pred$posterior)
>                 o            x
> 1     2.356964e-03 9.976430e-01
> 2     8.988153e-01 1.011847e-01
> 3     9.466137e-01 5.338627e-02
> 4     2.731429e-11 1.000000e+00
>
> Now what I want to do is to access "o" and "x"
>
> How come this approach fail?
>
>> print(pred$posterior$o)
>
> or
>
>> print(pred$posterior[["o"]])
>
> What's the right way to do it?
>
> - G.V.
>
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>



-- 
Jim Holtman
Cincinnati, OH
+1 513 646 9390

What is the problem that you are trying to solve?



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