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Share Your Experience: Take the 2024 Developer Survey
Jonathan's user avatar
Jonathan's user avatar
Jonathan's user avatar
Jonathan
  • Member for 4 years, 6 months
  • Last seen more than a week ago
26 votes

macro average and weighted average meaning in classification_report

20 votes
Accepted

What is the bleu score of professional human translators?

20 votes

How can I appropriately handle cleaning of gender data?

13 votes

Artificially expanding the datasets through rotation of images in MNIST

12 votes

When should I use StandardScaler and when MinMaxScaler?

10 votes
Accepted

What is the formula to calculate the precision, recall, f-measure with macro, micro, none for multi-label classification in sklearn metrics?

9 votes
Accepted

Is it possible to have stratified train-test split of a set based on two columns?

8 votes
Accepted

How many times is backprop used in epoch?

8 votes
Accepted

Is there any difference between a weak learner and a weak classifier?

7 votes
Accepted

Does label encoding an entire dataset cause data leakage?

7 votes

difference between feature effect and feature importance

6 votes

How batch normalization layer resolve the vanishing gradient problem?

6 votes

What are some resources to test your data science skills?

6 votes
Accepted

Convolutional layers without pooling

6 votes

RandomForest and tree feature importance in scikit-learn

5 votes
Accepted

Skin Detection Classifier

5 votes
Accepted

How many features does (Random Forest) need for the trees?

5 votes
Accepted

How to interpret dummy variable in ML prediction?

5 votes

How to handle features with very broad range

5 votes

Model performance worsens after Cross Validation

5 votes
Accepted

Is a test set necessary after cross validation on training set?

5 votes

How to make overfitting (powerful) model?

5 votes
Accepted

Cross Validation - Why does more folds increase variation?

4 votes

Recent comprehensive text-books on machine learning?

4 votes
Accepted

About the maximum likelihood, when we convert the maximization problem into minimization, why we take the negative?

4 votes

What is the role of $W_{ax}, W_{aa}, W_{ay}$ in forward propagation in RNN? Are they hyperparameters? Why are they needed?

4 votes
Accepted

What's the purpose of padding with Maxpooling?

4 votes
Accepted

How are the channels handled in CNN? Is it independently processed or fused?

4 votes
Accepted

What is the point of generating new features (linear or non linear) out of existing features in a dataset?

3 votes
Accepted

Is R programming a good way to start with Data Science?

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