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Results tagged with r
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user 253810
Use this tag for any *on-topic* question that (a) involves `R` either as a critical part of the question or expected answer, & (b) is not *just* about how to use `R`.
2
votes
Should I compare two models using AIC?
AIC looks at variance explained while penalizing complexity of model by number of features used.
If I'm understanding this correctly I think what you're seeing is when you merge the two the model is …
- 210
1
vote
Accepted
Packages interfering with other packages on R?
Yeah MASS affects and masks functions from dplyr and plyr. As annoying as it is, one way I've gotten around it is doing dplyr::select(). Alternatively you can add and remove MASS where you need it, wh …
- 210
0
votes
0
answers
47
views
Validation Set Accuracy Significantly Higher than Hold out Test Set
I'm building a binary classifier, where each record is a task, and the response variable is whether it was completed on time.
I'm using random forest
My data set spans from 2000-2015
My hold out test …
- 210