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The Nexus
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signal processing

Coverage of signal processing in the Nexus archive.

Earliest in view: Jun 2 · 16:02 UTCMost recent: Jun 2 · 16:02 UTC
Co-mentioned in this coverage
Felixperson1Switzerlandplace1shii • haatopic1emergency medicinetopic1intensive caretopic1machine learningtopic1
Recent coverage
  • HEALTHJun 2 · 16:02 UTCHACKER NEWS
    Show HN: Live breath detection and biofeedback from a phone microphone

    Felix, a family doctor from ZH, Switzerland, developed 'shii • haa', a breathing app that uses a phone's microphone for live biofeedback. The app combines signal processing, a breathing state machine, and machine learning to promote self-awareness without gamification, processing data on-device without uploading audio.