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Typical Sound Transmission Loss (STL) curve as a function of frequency, showing the stiffness, resonance, mass and coincidence regions.

Typical Sound Transmission Loss (STL) curve as a function of frequency, showing the stiffness, resonance, mass and coincidence regions.

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Surrogate models are data-based approximations of computationally expensive simulations that enable efficient exploration of the model's design space and informed decision-making in many physical domains. The usage of surrogate models in the vibroacoustic domain, however, is challenging due to the non-smooth, complex behavior of wave phenomena. Thi...

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... the critical frequency, the coincidence phenomenon occurs for gradually smaller incidence angles, and the STL is controlled by the plate bending behavior. Figure 2 illustrates a typical STL curve and its influence regions. In the literature, different STL models capture the aforementioned curve behaviors with distinct levels of detail [23]. ...

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Article
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Surrogate models are data-based approximations of computationally expensive simulations that enable efficient exploration of the model’s design space and informed decision making in many physical domains. The usage of surrogate models in the vibroacoustic domain, however, is challenging due to the non-smooth, complex behavior of wave phenomena. Thi...