Most voted "supervised-learning" questions

• 5

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  1

  answer

  1144

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  How to train a decision tree in R?

  Let’s say I have the following data sets. set.seed(123) n <- nrow(iris) indices <- sample(n, n * 0.8) treino <- iris[indices, ] teste <- iris[-indices, ] How could I use the R to train a…

  r machine-learning supervised-learning

  asked 5 years, 4 months ago Tomás Barcellos 5,562

• 1

  votes

  1

  answer

  222

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  Improve performance for predictive model creation

  I am creating a predictive model in R, using the library Caret. When I run on R it takes a long time, and still gives some errors. In comparison, I run the same base on Weka in a matter of a few…

  r machine-learning supervised-learning

  asked 7 years, 4 months ago Ricardo Corassa 13

• 1

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  0

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  16

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  In order to use the Tf.data.Dataset.from_tensor_slices method, do I need to have GPU on the PC?

  I’m doing my tensorflow training. So far so good: data = numpy.random.random((1000, 32)) labels = numpy.random.random((1000, 10)) model.fit(data, labels, epochs=10, batch_size=32) But when I do…

  artificial-intelligence machine-learning tensorflow supervised-learning

  asked 4 years, 2 months ago Maf 151

• 0

  votes

  1

  answer

  26

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  Best way to delete a sample from a Dataframe at the same time save it in a variable

  Hello, I’m starting in supervised learning and want to separate one sample random of my dataframe for testing leaving the rest for training. I got the result I was hoping for, but I’m uncertain if…

  python machine-learning supervised-learning

  asked 4 years, 1 month ago Faiçal Baracat 3