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KNN Detective
A gray ⭐ has appeared with no label. Before any algorithm runs, guess its class by eye. Then explore how changing K changes the neighborhood — and the verdict.
🌱 Beginner
~2 min
Concept: K-Nearest Neighbors
Case 1 of 5
Which class does the mystery point belong to?
📌 How scoring works
You're scored on your blind guess, made before seeing any neighbor lines — exactly the intuition K-Nearest Neighbors tries to formalize mathematically.