4+ hour, 54+ min ago   (800+ words) Avoiding Overfitting, Class Imbalance, & Feature Scaling Issues: The Machine Learning Practitioner's Notebook'KDnuggets Avoiding Overfitting, Class Imbalance, & Feature Scaling Issues: The Machine Learning Practitioner's Notebook Machine learning practitioners encounter three persistent challenges that can undermine model performance: overfitting, class imbalance, and…...