My Machine Learning Pipeline Cheated, and Cross-Validation Never Noticed (towardsdatascience.com)

<p>What an ID column, a date string, and a missing value taught me.</p>
<p>The post <a href="https://towardsdatascience.com/my-machine-learning-pipeline-cheated-and-cross-validation-never-noticed/">My Machine Learning Pipeline Cheated, and Cross-Validation Never Noticed</a> appeared first on <a href="https://towardsdatascience.com">Towards Data Science</a>.</p>