arXiv Machine Learning By V\'it R\r{u}\v{z}i\v{c}ka, Adam Chlus, Andrew Thorpe, David R. Thompson

On-board ML for Trace Gas detection in Imaging Spectroscopy data

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The paper reports the first on‑board detection of methane point source emissions using imaging spectroscopy data from the AVIRIS‑5 sensor during the Tokyo Field Campaign in March 2026. It describes how a compact machine‑learning model was deployed on the aircraft to predict potential trace‑gas events in real time, circumventing communication bottlenecks that prevent full data downlink during flight. The approach enables immediate identification of transient gas releases without waiting for ground‑based processing.

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