Spectral density
- Wikidata
- https://www.wikidata.org/wiki/Q1331626
- OpenAlex ID
- https://openalex.org/C168110828 (API record)
- OpenAlex Description
- relative importance of certain frequencies in a composite signal
- OpenAlex Level [?]
- 2
Broader Concepts
Narrower Concepts
- Bispectrum
- Correlation function (quantum field theory)
- Cosmological perturbation theory
- Frequency spectrum
- Hilbert transform
- Window function
Associated Authors
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