Questions tagged [synchrosqueezing]

Reassignment method for focusing time-frequency representations, summing contributions according (mainly, but not limited) to instantaneous frequency. Used for EMD-like component extraction per (amplitude & frequency) modulation model. Is invertible.

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Synchrosqueezed STFT phase transform

Synchrosqueezed STFT paper, Synchrosqueezing based Recovery of Instantaneous Frequency from Nonuniform Samples, defines STFT phase transform as: $$ w(u, \xi) = \xi - \frac{\partial_tS_{g}f(u, \xi)}{j2\...