Training a 128k-param neural cellular automata to 'see around corners' with sound

yacineMTB · x · 2026-10-04

Developer movaxbx is training a tiny 128k-parameter neural cellular automata (NCA) to produce a location probability map in a simulated acoustic environment — teaching an AI to 'see around corners' with sound.

In the visualization, the purple circle is the model's prediction, the green dot the target, and blue the simulated binaural receiver. The author notes it's a fun return to NCAs after several months — a small-scale experiment in localizing sound sources from binaural audio.

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