{"schema":"omnia.scientific-validation/v1","analyzer":"audio-pcm-v6","calibrationProfile":{"schema":"omnia.calibration-profile/v1","profileId":"omnia-audio-reference-digital-v1","analyzer":"audio-pcm-v6","domain":"digital PCM","physicalCalibration":false,"amplitudeReference":"full scale digital amplitude (dBFS)","frequencyReference":"sample-rate-derived FFT bin frequency (Hz)","standards":["ITU-R BS.1770-5","EBU R128 v5","UCUM","QUDT","W3C PROV-O"],"limitations":["Physical acoustic energy requires a calibrated microphone and signal chain.","Normalized energy, frequency, and vibration scores are dimensionless descriptors.","Sound-to-color is a deterministic representation, not literal wavelength conversion.","Tempo is a candidate derived from onset-envelope autocorrelation."]},"generatedAt":"2026-10-11T07:51:45.294Z","status":"passed","checksPassed":9,"checksTotal":9,"checks":[{"id":"frequency-440hz","measured":439.9196121283661,"expected":440,"tolerance":1,"unit":"Hz","absoluteError":0.08038787163388861,"relativeError":0.00018269970825883773,"passed":true},{"id":"frequency-1000hz","measured":1000.1813573184576,"expected":1000,"tolerance":1,"unit":"Hz","absoluteError":0.18135731845757164,"relativeError":0.00018135731845757164,"passed":true},{"id":"rms-sine-amplitude-0.5","measured":0.35355339059327373,"expected":0.35355339059327373,"tolerance":0.0001,"unit":"linear full scale","absoluteError":0,"relativeError":0,"passed":true},{"id":"rms-sine-amplitude-0.25","measured":0.17677669529663684,"expected":0.17677669529663687,"tolerance":0.0001,"unit":"linear full scale","absoluteError":2.7755575615628914e-17,"relativeError":1.5700924586837752e-16,"passed":true},{"id":"silence-rms","measured":0,"expected":0,"tolerance":1e-12,"unit":"linear full scale","absoluteError":0,"relativeError":null,"passed":true},{"id":"tempo-120bpm","measured":119.68085106382979,"expected":120,"tolerance":2,"unit":"BPM","absoluteError":0.31914893617020823,"relativeError":0.0026595744680850686,"passed":true},{"id":"mechanical-vibration-10hz","measured":9.9609375,"expected":10,"tolerance":0.2,"unit":"Hz","absoluteError":0.0390625,"relativeError":0.00390625,"passed":true},{"id":"physiology-pulse-72-per-minute","measured":71.98748043818468,"expected":72,"tolerance":2,"unit":"/min","absoluteError":0.01251956181532421,"relativeError":0.000173882802990614,"passed":true},{"id":"visual-flicker-2hz","measured":1.875,"expected":2,"tolerance":0.2,"unit":"Hz","absoluteError":0.125,"relativeError":0.0625,"passed":true}],"reproducibility":{"deterministic":true,"sampleRate":48000,"referenceSignals":["mathematical audio sine","digital silence","mathematical pulse train","mathematical triaxial acceleration","mathematical PPG-like pulse waveform","mathematical video luminance oscillation"],"externalDatasetRequired":false},"externalValidationPlan":{"voice":["Praat","openSMILE eGeMAPS research validation"],"music":["Spotify Basic Pitch"],"physiology":["NeuroKit2","MNE-Python","PhysioNet/WFDB"],"video":["OpenCV","Colour Science"],"synchronization":["Lab Streaming Layer","XDF importers"]},"claimBoundary":"Validation covers deterministic digital calculations against synthetic references, not physical acoustic calibration. Physical traceability requires calibrated sensors; biological, affective, consciousness, and interpretive claims require separate validation protocols."}