A new method is proposed to determine the time-frequency content of time-dependent signals consisting of multiple oscillatory components, with time-varying amplitudes and instantaneous frequencies. Numerical experiments as well as a theoretical analysis are presented to assess its effectiveness.
Cite
@article{arxiv.1507.05366,
title = {ConceFT: Concentration of Frequency and Time via a multitapered synchrosqueezed transform},
author = {Ingrid Daubechies and Yi Wang and Hau-tieng Wu},
journal= {arXiv preprint arXiv:1507.05366},
year = {2016}
}