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📊 Cross-Validation Lab — Why One Train/Test Split Lies to You

Run k-fold cross-validation on a polynomial regression and compare it against a single lucky-or-unlucky train/test split to see how much a single split can mislead you.

AI & Machine Learning3DAdvanced60 FPS📱 Mobile-adapted

⚙ Under the hood

Run k-fold cross-validation on a polynomial regression and compare it against a single lucky-or-unlucky train/test split to see how much a single split can mislead you.

machine learningcross validationk-foldregressionalgorithmThree.js

3D · Three.js / WebGL renderer · 60 FPS target · runs fully client-side, no install