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Results tagged with r
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user 148111
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`.
5
votes
2
answers
6k
views
SMOTE sampling in caret package in R
when using caret packge in the trainControl you can use "smote" sampling.
what is the default parameters the train in caret are using for smote??
parameters such as:
perc.over = 300, k = 8, perc.und …
- 82.8k
0
votes
1
answer
691
views
Improving classifier performances in R for imbalnced dataset
I have used a "adabag"(boosting + bagging) model on imbalanced dataset (6% positive), I have tried to maximized the sensitivity while keeping the accuracy above 70% and the best result I got where: RO …
- 159
0
votes
0
answers
170
views
Clustering similar people using distance matrix in r
I have 2,000 people with 60 features, the feature are highly correlated.
I can't remove the correlated features in my case: I need all the data.
I want to group similar people using a clustering algor …
- 1,640