Research Article

Time Domain Waveform Inversion for the Model Based on the First-Order Viscoacoustic Wave Equations

Figure 3

Gradients of the -related parameter for the different sources. (a) The source at depth 40 m, (b) the source at depth 130 m, (c) the source at depth 220 m, and (d) the total gradient that is computed by the superposition of all 31 sources.
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(b)
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