{
  "checkpoints": [
    {
      "filename": "v1_best.pth",
      "description": "Beat-age beat-level Net1D model trained on the UK Biobank Development Cohort.",
      "architecture": "Net1D",
      "input": "segmented 12-lead ECG beats",
      "output": "predicted biological age in years",
      "parameters": 397178,
      "size_bytes": 1664095,
      "sha256": "1e69607e062a6e8dd85d808a037ab7dbc556b138cd3d273182a29b858d26821d",
      "source_path": "ckpts/v1_best.pth"
    }
  ],
  "paper": {
    "title": "Beat-Level Electrocardiographic Biological Age and Its Variability as Digital Biomarkers for Cardiovascular Risk Stratification",
    "citation_key": "beatage2026",
    "year": 2026
  },
  "official_github": "https://github.com/chiangfish/beat-age"
}