PCA — principal component analysis

Upload your own dataset (CSV or JSON with label + features) and see its projection onto the two principal components. Supports a step-by-step view of the computation.

1 · Data

Drop a CSV or JSON here

or click to choose

CSV JSON

CSV: first column = label, the rest = numeric features.
JSON: { labels: [...], features: [[...]] }.

2 · Run

step-by-step mode (uses the first 2 features to narrate the algorithm)

Projection onto (PC1, PC2)—

Load a dataset to get started.