Results 151 to 160 of about 707 (201)

Accurate quantification of steps from multiple smartphone positions. [PDF]

open access: yesSci Rep
Ena A   +10 more
europepmc   +1 more source

Adaptive order synchrosqueezing transform

open access: yesSignal Processing
Non-stationary signals are characterized by time-varying amplitudes and frequencies. Tracking them is important for studying the dynamic systems that generate the signals, the synchrosqueezing transform (SST) being a versatile and widely used tool for such a task.
Marcelo Alejandro Colominas   +1 more
openaire   +4 more sources

Synchroextracting transform: The theory analysis and comparisons with the synchrosqueezing transform

Signal Processing, 2020
Abstract In this paper, we consider the theoretical analysis and new view of a time-frequency analysis method termed synchroextracting transform (SET), which is inspired by the Fourier-based synchrosqueezing transform (FSST) and the ideal time-frequency analysis theory. We first review the corresponding definitions of the FSST and SET.
Jinghuai Gao, Hui Li, Naihao Liu
exaly   +2 more sources

Theoretical analysis of time-reassigned synchrosqueezing wavelet transform

open access: yesApplied Mathematics Letters, 2022
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Wenting Li   +3 more
openaire   +3 more sources

Instantaneous frequency estimation based on synchrosqueezing wavelet transform

Signal Processing, 2017
The instantaneous frequency-embedded continuous wavelet transform (IFE-CWT) is introduced and its properties are studied.Based on IFE-CWT, the instantaneous frequency-embedded synchrosqueezing transform (IFE-SST) is introduced.IFE-SST can preserve the IF of a monocomponent signal. To estimate IF of a component of a multicomponent signal, IFE-SST uses a
Qingtang Jiang, Bruce W Suter
exaly   +2 more sources

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