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Feature Elimination and Variable Importance in R with "caret" (2021)
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Hey Richard,
Great video - sorry to see you stopped this series.
Hey Richard! Great video! Happy to see videos that cover R. I wanted to ask whats your view on tidymodels vs caret. Do you think its worth learning caret still? Or should a beginner learn tidymodels straight away? Hope to hear from you soon! Cheers.
At this point I recommend learning both (tidymodels I think is easier and quicker to learn), but caret is still more mature at this point. My answer might change in a year or so. Got a video on this coming soon!
i need to find the accuracy of the model after finding the variable importance...please tel, me how to do
Hey Richard, Can you do a similar video when doing RF Regression. This one is classification. If you have a link, kindly share.
That's a good idea to go deeper into the difference between those two. Great video topic that I'll try to do in the near future!
Thank you so much for the video! I have done a classification model that has 4 outputs, so when I try to extract the variable importance with varImp I can generate that plot, but I can't see the importance for each output. So for the most important variable I can't understand if it's importance because it helped to predict output 1 or 2 or 3 or 4, or if it is important because it helped to distinguish between what 2 or 3 outputs.
I'm new at this, so I wanted to know if there is any way I can have this information. Thank you! Kind regards
I try random forest method but i have accurancy equal zero
oh my god.😲