Expected cross-correlations of ambient acoustic signals can be inverted quantitatively for medium parameters via an adjoint-state HDG scheme, recovering structures comparable to active-source FWI on synthetic data.
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Full cross-correlation inversion for quantitative passive imaging with time-harmonic acoustic waves
Expected cross-correlations of ambient acoustic signals can be inverted quantitatively for medium parameters via an adjoint-state HDG scheme, recovering structures comparable to active-source FWI on synthetic data.