Discrete-time local polynomial approximation of the instantaneous frequency

DOI10.1109/78.720366zbMath0978.94016OpenAlexW2134642887MaRDI QIDQ2724257

Vladimir Katkovnik

Publication date: 7 February 2002

Published in: IEEE Transactions on Signal Processing (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1109/78.720366

zbMATH Keywords

Fourier transformvariancebiasdiscrete-time observationsinstantaneous frequencylocal polynomial approximationlocal polynomial periodogramharmonic complex-valued signaloptimal asymptotic mean squared errorstime-frequency energy distributiontime-varying phase

Mathematics Subject Classification ID

Signal theory (characterization, reconstruction, filtering, etc.) (94A12) Application of orthogonal and other special functions (94A11)

Related Items (4)

Quantile spectral processes: asymptotic analysis and inference ⋮ Fractional Fourier transform as a signal processing tool: an overview of recent developments ⋮ Local polynomial Fourier transform: a review on recent developments and applications ⋮ The reassigned local polynomial periodogram and its properties

This page was built for publication: Discrete-time local polynomial approximation of the instantaneous frequency