KNN in sklearn Explained with Iris Dataset 🌸 | Step-by-Step Python Example

Published: 06 April 2026
on channel: Visual Learning Shorts

Learn how to use K-Nearest Neighbors (KNN) in Python using sklearn — step by step!

In this video, we walk through a complete machine learning pipeline using the famous Iris dataset:
🧠 Load data
📊 Split into train & test
🤖 Build a KNN model (K=3)
🔮 Make predictions
📈 Evaluate accuracy
🌸 Predict a new flower

Perfect for beginners in machine learning, data science, and Python!

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