K-means Clustering
August 15, 2025
An interactive visual comparison of k-means clustering performance on circular Gaussian blobs vs. non-circular moon-shaped data.
ClusteringK-meansPCA
PCA (3)
Articles about PCA
3 articles found
Principal Component Analysis (2D)
August 15, 2025
From centering the data to deriving Var(z) = w^T S w and solving the eigenvalue problem, this article explains PCA step-by-step using the maximum variance approach.
PCALinear AlgebraEigenvaluesEigenvectors
Eigenvalues and Eigenvectors
August 11, 2025
An intuitive introduction to eigenvalues and eigenvectors, explained with the idea of direction and length change, plus real-world applications like PCA.
Linear AlgebraEigenvaluesEigenvectorsPCA