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noinf
2005 Jan 18
1
Interpretation of randomForest results
...dom forest: classification
> Number of trees: 220
> No. of variables tried at each split: 2
> OOB estimate of error rate: 15.86%
^^^
Note what that says, which applies to the confusion matrix below as well.
> Confusion matrix:
> lesion noninf class.error
> lesion 3949 525 0.1173447
> noninf 894 3580 0.1998212
>
> What did this mean? Is 11.7% the classification error for
> 'lesion' class, and 19.98% the classification error for
> 'noninf' class in the training set?
The results you showe...