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Results tagged with caret
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user 54939
Caret is an R package containing a set of functions that attempt to streamline the process of creating predictive models. Use this tag for any on-topic question that (a) involves caret either as a critical part of the question or expected answer, & (b) is not just about how to use caret or R.
2
votes
3
answers
3k
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Which data split should I use to determine cutoff point for classification?
I'm building a classification model using the caret package. …
- 151
3
votes
Accepted
Which data split should I use to determine cutoff point for classification?
EDIT: @topepo, author of the book cited here, pointed me to http://topepo.github.io/caret/custom_models.html#Illustration5 where he answered this exact question. … Basically, he adds the cutoff points as another tuning parameter and uses the standard caret functions to select the best option. …
- 151
2
votes
1
answer
10k
views
How to create a data partition in R using categorical and numerical columns? [closed]
I'm using the createDataPartition method of the caret package as following:
partitionIndex = createDataPartition(paste(data$CategoricalVar1,
data$CategoricalVar2 …
- 151
2
votes
Accepted
How to create a data partition in R using categorical and numerical columns?
The test code is:
library(caret)
library(doParallel)
library(ggplot2)
set.seed(1)
p = 0.5
data = twoClassSim(1000)[,c("Linear01", "Linear02", "Class")]
randomTest = unlist(foreach(i = 1:2000) %do% { …
- 151