Outcome: cluster + justify k via silhouette/elbow. Curated video (8:30, verified 2026-09-24 via yt-dlp): StatQuest: K-means clustering (StatQuest with Josh Starmer) Watch: https://www.youtube.com/watch?v=4b5d3muPQmA Notes: K-means algorithm walkthrough; elbow plot for picking K; K-means vs hierarchical contrast. Lab: cluster the segmentation set, justify K via elbow (pair with silhouette in the notebook). Key moments: 0:00 Intro; 0:33 K-means algorithm; 4:26 Elbow plot for K; 6:06 K-means vs hierarchical; 6:28 2-D example; 7:08 Heatmaps.
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k-Means / DBSCAN / Hierarchical Lab StatQuest: K-means clustering (StatQuest with Josh Starmer) Watch: https://www.youtube.com/watch?v=4b5d3muPQmA (8:30)
K-means algorithm walkthrough; elbow plot for picking K; K-means vs hierarchical contrast. Lab: cluster the segmentation set, justify K via elbow (pair with silhouette in the notebook).
0:00 Intro; 0:33 K-means algorithm; 4:26 Elbow plot for K; 6:06 K-means vs hierarchical; 6:28 2-D example; 7:08 Heatmaps.
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