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Machine Learning

Math Foundations4

Supervised Learning6

Training & Evaluation4

Unsupervised Learning & Ensembles3

K-means clustering, finding groups nobody labeled
PCA, squashing many features into a few that matter
Ensembles, random forests, and boosting

Neural Networks4

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Machine Learning

Math Foundations4

Supervised Learning6

Training & Evaluation4

Unsupervised Learning & Ensembles3

K-means clustering, finding groups nobody labeled
PCA, squashing many features into a few that matter
Ensembles, random forests, and boosting

Neural Networks4

Tools & Practice6

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K-means clustering, finding groups nobody labeled

How a computer sorts data into groups with no answer key at all, using nothing but the distance formula from the math foundations module.

9 min readUpdated 2026-09-03machine-learningunsupervised-learningclusteringk-means