spectral density function
preferred label: تابع چگالی طیفی @fa
type: Concept
related: Wigner-Ville spectrum

estimation theory
preferred label: نظریه برآورد @fa
type: Concept
related: Wigner-Ville spectrum

Wigner-Ville spectrum
related: spectral density function
related: harmonizable representation
related: estimation theory
broader: spectral analysis
preferred label: طیف ویگنر-ویل @fa
type: Concept

harmonizable representation
preferred label: نمایش همسازی‌پذیر @fa
type: Concept
related: Wigner-Ville spectrum

spectral analysis
preferred label: آنالیز طیفی @fa
type: Concept
narrower: Wigner-Ville spectrum