projection matrix

Fetched 2026-10-26 (cache).

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Noun

1. {{lb|en|linear algebra}} A [[transformation matrix]] whose associated transformation is a [[projection]].
2. {{lb|en|statistics}} A [[matrix]] that maps a vector of response ([[dependent variable]]) values to a vector of [[fit]]ted or [[predict]]ed values.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.