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Scholar's user avatar
Scholar's user avatar
Scholar
  • Member for 5 years, 4 months
  • Last seen more than a week ago
18 votes

How can we explain the fact that "Bagging reduces the variance while retaining the bias" mathematically?

7 votes
Accepted

Imbalanced multiclass classification with many classes

6 votes
Accepted

Using Random Forest variable importance for feature selection

5 votes
Accepted

Should OOB (Out Of Bag) error be less than a Test set error in Random Forests?

5 votes

Why do neural networks need so many training examples to perform?

4 votes

two types of coins, decide which type it is based on 100 flips

4 votes
Accepted

Genomics Stats Problem

3 votes
Accepted

Appropriate way to get Cross Validated AUC

3 votes
Accepted

A question about pca and gene function analysis

3 votes

Classifier which minimizes inaccuracy

2 votes
Accepted

ROC and PR curves after over/under sampling in Unbalanced datasets

2 votes

Adjust thresholds in multi-class classification

1 vote

threshold cutoff value from ROC for test set evaluation, do I use the cutoff from test ROC or training ROC

1 vote

Standard distribution

1 vote
Accepted

Reusing bootstrap weights

1 vote

Workflow design: Random forest regression to see which independent variables are more important

1 vote

What is the difference between overfitting and "not learning"

1 vote

Does random sampling implies non-biased results?

1 vote
Accepted

What are the advantages of Random Forest over Decision Trees

1 vote

Is the out-of-bag (OOB) error of a random forest classifier overly optimistic if hyperparameters were learned via CV on the same dataset?

1 vote

Number of all possible splits in each node of trees in a Random Forest

1 vote

Adjust ROC analysis for multiple testing?

0 votes
Accepted

what is done first balancing data or cross validation?

0 votes

Why perceptron is linear classifier?

0 votes

mobForest R Package and Model Based Random Forest

0 votes

Choose one of two normal distribution that will give the probability of biggest value when sampling it

0 votes

One sided test $H_0:\mu=0$ or $H_0:\mu\leq 0$?

0 votes

Interpreting MeanDecreaseGini graph in R

0 votes

How to construct a weighted classification system with a many-to-one relationship with the classifications

0 votes

How to test hypothesis that a change in x is associated with a change in y in a repeated measures context