K-Means
Domain: AI Fundamentals
🎯 Motivation
A clustering algorithm that assigns each point to the nearest of K centers, then updates centers.
📋 Concrete Example
K-means on customer data with K=3 finds three customer types based on spending patterns.
🔗 Analogy
Like choosing 3 meeting points in a city and asking everyone to go to the nearest one, then re-centering.