Schéma biométrique pour selfie naturel au smartphone

{
  "meta_data": {
    "crop_tightness": "Waist-up portrait, subject seated",
    "image_fidelity": "Moderate grain visible in shadow areas, soft focus typical of front-facing smartphone camera indoors"
  },
  "subject_mapping": {
    "biometric_anchors": {
      "apparent_age_precise": "[Late teens to early 20s]",
      "ethnicity_specifics": "Fair to light tan skin tone with warm undertones; freckling present on nose bridge and cheeks",
      "body_mass_distribution": "Slender build, prominent clavicles visible, soft tissue distribution on upper arms consistent with relaxed posture"
    },
    "face_inventory": {
      "asymmetry_notes": "Subject's head tilted slightly to their right. Subject's right eyebrow appears slightly lower than the left. Upper lip peak slightly sharper on subject's right side.",
      "dermatological_map": [
        "Cluster of light freckles across the bridge of the nose and extending to upper cheeks",
        "Slight redness/flushing on cheeks and nose tip",
        "Smooth texture on forehead with high reflectivity"
      ],
      "eye_details_precise": "Light green/hazel irises. Catchlights present in the upper-right quadrant of both pupils. Dark, defined lash line, subtle mascara.",
      "mouth_state_precise": "Lips parted approximately 3-5mm. Upper central incisors visible. Lower lip full with glossy finish reflecting light centrally."
    },
    "hair_strand_analysis": {
      "root_status": "Uniform dark brown/black at roots, consistent with ends.",
      "chaos_inventory": "Micro-bangs cut bluntly above eyebrows. Several stray flyaways projecting from the crown against the beige wall. Strands curving inward touching jawline on both sides.",
      "contact_points": "Hair rests on the back of the neck and drapes over the top of the couch cushions behind the head."
    },
    "torso_mechanics": {
      "posture_gravity_effect": "Subject leaning back into soft couch cushions, causing slight forward rounding of shoulders. Neck slightly compressed due to backward lean.",
      "chest_topography": "Fabric stretched taut across bust line with soft gradient shadows indicating contour. High crew-neck cut.",
      "skin_surface_inventory": "Prominent suprasternal notch at hollow of throat. Smooth skin texture on exposed arms and chest."
    }
  },
  "attire_inventory_and_physics": {
    "layer_1_top": {
      "item_identity": "[White cropped baby tee with graphic text]",
      "material_weave": "Cotton jersey, lightweight, slightly semi-sheer",
      "stress_and_fold_mapping": [
        "Horizontal tension wrinkles pulling from armpits across upper chest",
        "Diagonal folds on torso fabric from relaxed seating posture",
        "Natural bunching along waistband"
      ]
    }
  }
}