machine-learning Archives

Programming, Python

IT Nursery

How to extract the decision rules from scikit-learn decision-tree?

Can I extract the underlying decision-rules (or ‘decision paths’) from a trained tree in a decision tree as a textual list? Something like: ...

June 3, 2022
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machine-learning, Programming

IT Nursery

Difference between classification and clustering in data mining? [closed]

Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so ...

May 31, 2022
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machine-learning, Programming

IT Nursery

Why binary_crossentropy and categorical_crossentropy give different performances for the same problem?

I’m trying to train a CNN to categorize text by topic. When I use binary cross-entropy I get ~80% accuracy, with categorical cross-entropy ...

May 30, 2022
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Programming, Python

IT Nursery

How to initialize weights in PyTorch?

How do I initialize weights and biases of a network (via e.g. He or Xavier initialization)? 10 Answers 10

May 29, 2022
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Programming, Python

IT Nursery

Is it possible to specify your own distance function using scikit-learn K-Means Clustering?

Is it possible to specify your own distance function using scikit-learn K-Means Clustering? 8 Answers 8

May 29, 2022
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Programming, Python

IT Nursery

How can I one hot encode in Python?

I have a machine learning classification problem with 80% categorical variables. Must I use one hot encoding if I want to use some ...

May 28, 2022
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machine-learning, Programming

IT Nursery

Which machine learning classifier to choose, in general? [closed]

Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be ...

May 27, 2022
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pandas, Programming

IT Nursery

How to split data into 3 sets (train, validation and test)?

I have a pandas dataframe and I wish to divide it to 3 separate sets. I know that using train_test_split from sklearn.cross_validation, one ...

May 26, 2022
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Save classifier to disk in scikit-learn

How do I save a trained Naive Bayes classifier to disk and use it to predict data? I have the following sample program ...

May 24, 2022
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Is there a rule-of-thumb for how to divide a dataset into training and validation sets? [closed]

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Want to improve this question? Update the question ...

May 23, 2022
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