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k-NN Classifier (2D)

Interactive 2D k-nearest-neighbours classifier. Click to add labelled training points in three classes, tune k, and watch the majority-vote decision regions update live over a colour-coded grid.

Machine Learning & Neural Networks2DEasy60 FPS📱 Mobile-adapted⇄ 3D version

⚙ Under the hood

A 2D scatter-plot companion to the 3D k-nearest-neighbours simulation: click to label training points in three classes, tune k, and watch the majority-vote decision regions update live over a colour-coded grid.

machine-learningclassificationknnsupervised-learningdecision-boundary

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install