534 citations · 2k across the 96 of their papers we have counts for
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math.NA2011★ 4 cited
Using synchrosqueezing transform to discover breathing dynamics from ECG signals
Wu Hau-Tieng, Chan Yi-Hsin, Lin Yu-Ting +1
The acquisition of breathing dynamics without directly recording the respiratory signals is beneficial in many clinical settings. The electrocardiography (ECG)-derived respiration…
math.NA2011★ 2 cited
Instantaneous frequency and wave shape functions (I)
Hau-tieng Wu
Although one can formulate an intuitive notion of instantaneous frequency, generalizing "frequency" as we understand it in e.g. the Fourier transform, a rigorous mathematical defin…