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SPARROW — Solar-Powered Acoustic and Remote Recording Observation Watch. An AI-enabled edge device for biodiversity monitoring with camera-trap imaging and bioacoustic recording. By Microsoft AI for Good Lab.
ESP32 streams raw audio from over WiFi HaLow to a server. If network is down or busy, buffers to microSD card with catch-up logic. Built for conservation soundscaping and long, reliable deployments. Designed in collaboration with University of Chicago Chameleon Cloud & Purdue Center for Global Soundscapes. Published in Supercomputing 2025 ACM SRC