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scikit-learn

Using explicit (predefined) validation set for grid search with sklearn

August 11, 2022 by Magenaut

I have a dataset, which has previously been split into 3 sets: train, validation and test. These sets have to be used as given in order to compare the performance across different algorithms.

Categories Python, Q&A Tags cross-validation, python, scikit-learn, validation Leave a comment

Can You Consistently Keep Track of Column Labels Using Sklearn’s Transformer API?

August 11, 2022 by Magenaut

This seems like a very important issue for this library, and so far I don’t see a decisive answer, although it seems like for the most part, the answer is ‘No.’

Categories Python, Q&A Tags pandas, python, scikit-learn Leave a comment

sklearn Logistic Regression “ValueError: Found array with dim 3. Estimator expected <= 2."

August 11, 2022 by Magenaut

I attempt to solve this problem 6 in this notebook. The question is to train a simple model on this data using 50, 100, 1000 and 5000 training samples by using the LogisticRegression model from sklearn.linear_model.

Categories Python, Q&A Tags logistic-regression, python, scikit-learn Leave a comment
Newer posts
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  1. michealSmith07 on Is there a way to dynamically refresh the less command?August 21, 2022

    That is a very nice post. I like this post.

  2. anonymous on Fix libwacom9 dependency issue when upgrade DebianJune 27, 2022

    saved my day!! Thanks for the help…

  3. sreedhar on Fix libwacom9 dependency issue when upgrade DebianMay 10, 2022

    Thanks its working

  4. saintnick on Fix libwacom9 dependency issue when upgrade DebianMay 10, 2022

    remove libwacom2 worked for me as well

  5. ranafoul on Fix libwacom9 dependency issue when upgrade DebianApril 22, 2022

    apt remove libwacom2 helped on kali 2022.01. gr8

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