{
  "schema_version": 1,
  "species": "レインボー・セキセイインコ（試作）",
  "license": {
    "id": "shrike",
    "page_url": "https://opengameart.org/content/bird-yellow-billed-shrike",
    "author": "pistachio",
    "acquired_date_utc": "2026-10-13",
    "license": "CC0 1.0",
    "license_verified": true,
    "license_url": "https://creativecommons.org/publicdomain/zero/1.0/",
    "license_evidence": "evidence/bird-yellow-billed-shrike.html",
    "download_url": "https://opengameart.org/sites/default/files/bird_yellow_billed_shrike.zip",
    "source_path": "assets/birds/shrike/bird_yellow_billed_shrike.zip",
    "sha256": "a41a4f10ce7795d508b8eded4eb45e80ddf85bc4dba1f2bea4708e7705faac64",
    "source_bytes": 11246978,
    "license_evidence_sha256": "8777da2a4d2eeef3aad0e64b91e61dcccecd945c1625df471f0e2c4699c3a754",
    "upstream_sources": []
  },
  "loopable": false,
  "run_id": "run-20261016-rainbow-budgie-stretch-v2",
  "title": "スサー：改善待ちの試作",
  "model_id": "rainbow-budgie-stretch-v2",
  "action_id": "stretch",
  "animation_id": "Animation",
  "category": "伸び",
  "parent_run_id": "run-20261016-rainbow-budgie-v20-flap",
  "created_at": "2026-10-15T23:00:00+00:00",
  "blender_version": "4.3.2",
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    "scenes/articulated_feather_wing.py": "d0d5c903840824121b7c7d8322ef6bfdc98008731ec738be31e38d4b9427e78b",
    "config/research/motions/rainbow-budgie-wingbeat-v20.json": "baa92845a9f706e6b5fffc76b19d82ce9c7b705e9290597ef6ab9d7c2f5fb161",
    "config/actions/stretch/parameters.json": "774119c7f46259c594d96a453e072a026b4b3b535632835cdb2ae98e376f238d",
    "config/actions/stretch/variation.json": "10518187f2105c55bfbccaf2792f948416363e714bd861fc69cce379327c3d46",
    "config/actions/stretch/initial.json": "82a4705d66ed28590b1097aafaa6d7c4d32b74db5f2ed95c9a4dea14f4697b8b",
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  },
  "quality": "改善待ち",
  "adoption": "採用不可・試作記録",
  "parameter_diff": {
    "clip_name": "WingLegStretch",
    "timeline": {
      "fps": 30,
      "end_frame": 140
    },
    "breathing": {
      "cycles": 2,
      "rise_m": 0.00028
    },
    "body": {
      "pivot_m": [
        0,
        0.006,
        0.028
      ],
      "pitch_deg": 0.22,
      "roll_deg": 0.16
    },
    "stretch": {
      "side": "L",
      "pivot_m": [
        0,
        0.006,
        0.028
      ],
      "wing_profile": "config/research/motions/rainbow-budgie-wingbeat-v20.json",
      "weight_shift": {
        "start": 16,
        "rise": 14,
        "hold": 76,
        "fall": 20,
        "translation_m": [
          -0.004,
          0,
          0
        ],
        "pitch_deg": 3
      },
      "wing": {
        "start": 28,
        "rise": 18,
        "hold": 38,
        "fall": 24,
        "openness": 0.25,
        "lift_deg": 12,
        "sweep_deg": 20,
        "pitch_deg": -5,
        "closed_feather_direction": [
          0,
          0.5,
          -1
        ],
        "fan_center_index": 4.5,
        "fan_step_deg": 0.6
      },
      "foot": {
        "start": 24,
        "rise": 18,
        "hold": 38,
        "fall": 26,
        "translation_m": [
          0.003,
          0.01,
          0.009
        ],
        "pitch_deg": -12
      }
    }
  },
  "references": [
    {
      "url": "https://commons.wikimedia.org/wiki/File:Male_budgerigar_in_flight.jpg",
      "use": "Actual photograph inspected: narrow overlapping remiges, long outer primaries and shorter inner fan, coverts hide roots. Reference only, no pixels republished."
    },
    {
      "url": "https://umimpact.umt.edu/en/publications/wing-kinematics-of-avian-flight-across-speeds/",
      "use": "Upstroke kinematics differ with species/speed. Qualitative reference only; stationary exercise is not a measured reconstruction."
    },
    {
      "url": "https://www.omlet.co.uk/guide/budgies/nesting_and_breeding/",
      "use": "Photograph inspected: perched body and feet relationship; reference only, no pixels republished."
    },
    {
      "url": "https://zixun.jia.com/article/599619.html",
      "use": "Perched side-view photograph inspected; posture varies. Qualitative comparison, not anatomical measurement."
    },
    {
      "url": "https://ameblo.jp/moffy2/entry-12108543684.html",
      "use": "Actual budgie photograph inspected: same-side wing and leg extended, support foot remains on perch. Reference only, no pixels copied."
    }
  ],
  "evaluation": {
    "summary": "片翼と同じ側の脚を伸ばす試作です。3案を比較しましたが、翼の角ばり・止まり木との干渉が残るため採用対象外です。",
    "naturalness": "人間評価待ち",
    "unresolved": [
      "翼が側面で角ばり、止まり木への干渉推定が残っています。この試作は採用不可・改善待ちです。",
      "頂点対円柱の簡易検査で、翼の最大食い込み推定5.22mm。元の通常姿勢にも約3.43mmの干渉推定があり、翼の畳み構造から見直す課題です。",
      "支持足は右のみ固定。左脚は浮かせた姿勢を既存ウェイトで表現しており、物理IKではありません。",
      "次は数値の探索ではなく、肩から翼・長い羽の折り畳み構造と止まり木との関係を修正します。"
    ]
  },
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