Phrase guide

Hadamard transform

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

A generalized Fourier transform that performs an orthogonal, symmetric, involutive, linear operation on 2m real numbers (or complex numbers, although the Hadamard matrices themselves are purely real).

Definition source: English Wiktionary via Wiktextract

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences, signal-processing

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Walsh transform

Antonyms: none provided

History

Etymology

Named for the French mathematician Jacques Hadamard.