{
  "name": "OMAT Triad Questionnaire",
  "version": "Prototype 05",
  "releaseDate": "2026-08-14",
  "status": "exploratory public instrument; not validated, normed, diagnostic, or suitable for high-stakes decisions",
  "framework": "Musical Aptitude Triad",
  "domains": {
    "T": { "name": "Tonal", "statements": 26, "listeningTasks": 4, "totalItems": 30 },
    "P": { "name": "Performative", "statements": 26, "listeningTasks": 4, "totalItems": 30 },
    "E": { "name": "Expressive", "statements": 27, "listeningTasks": 3, "totalItems": 30 }
  },
  "triadItems": 90,
  "magnitude": {
    "items": 12,
    "dimensions": ["continuity", "intensity", "applied experience", "transfer"],
    "positionEffect": "none; magnitude changes plotted point size only"
  },
  "scoring": {
    "statementWeightWithinDomain": 0.8,
    "listeningWeightWithinDomainWhenAvailable": 0.2,
    "unassessedListeningRule": "omit; use statements alone when a domain has no assessable listening task",
    "resultModes": ["complete", "partial", "self-report-only"],
    "magnitudeModuleWeight": 0.75,
    "meanDomainDepthWeight": 0.25
  },
  "audio": {
    "pairs": 11,
    "files": 22,
    "provenance": "original programmatically synthesized WAV files; no sampled or third-party recordings",
    "provenanceUrl": "https://omat.institute/audio/PROVENANCE.txt"
  },
  "author": "James Allister Odd",
  "frameworkDoi": "https://doi.org/10.5281/zenodo.18408414",
  "technicalRecord": "https://omat.institute/instrument/"
}