[R] How to create a numeric data.frame
Aparna
aparna.sampath26 at gmail.com
Mon Jun 13 18:47:25 CEST 2011
Hi Joshua
While looking at the data, all the values seem to be in numeric. As i mentioned,
the dataset is already in data.frame.
As suggested, I used str(mydata) and got the following result:
str(leu_cluster1)
'data.frame': 984 obs. of 100 variables:
$ V2 : Factor w/ 986 levels "-0.00257361",..: 543 116 252 54 520 ...
$ V3 : Factor w/ 986 levels "-0.000790437",..: 7 666 14 32 105 ...
$ V4 : Factor w/ 986 levels "-0.0023231","-0.004207663",..: 6 353 267 208
187...
$ V5 : Factor w/ 986 levels "-0.006466083",..: 585 627 146 131 263 ...
$ V6 : Factor w/ 986 levels "-0.002119173",..: 11 56 111 898 780...
The columns are not numeric, which I understood from this.
There is a function called data_check as part of Clustercons package
I am using for this project. This helps me check whether the input data is
numeric or not. Using this I could tell that my data is not numeric
and that is why I was trying to convert it to numeric data.
This forum is of great help since I am able to learn more and
thanks for making this forum so helpful to people like us who are new to R.
Aparna
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