MIT lab's PNAS paper: humans use internalized object acoustics to parse impact sounds

JoshHMcDermott · x · 2026-11-10

McDermott's lab (Agarwal, Traer, Schwartz & McDermott) published a PNAS 2026 paper showing that perceiving physical variables from sound is an ill-posed scene analysis problem, solved by humans via internalized knowledge of how objects make sound. The paper includes a generative model, human experiments, and impulse responses; data and code are open-sourced on GitHub (mcdermottLab/impact-sound-perception), aiming to open doors for more work on this aspect of human hearing.

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