Time-Frequency Characteristics of Fluctuating Pressure on the Bottom of the Stilling Basin with Step-Down Floor Based on Hilbert–Huang Transform

<div>Structure diagram of stilling basin: (a) conventional stilling basin; (b) stilling basin with step-down floor.</div>

Mathematical Problems in Engineering

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Figure 1

Figure 1: Time-Frequency Characteristics of Fluctuating Pressure on the Bottom of the Stilling Basin with Step-Down Floor Based on Hilbert–Huang Transform 

Figure 1 | Time-Frequency Characteristics of Fluctuating Pressure on the Bottom of the Stilling Basin with Step-Down Floor Based on Hilbert–Huang Transform 