{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "乳児の泣き声分析 公開研究整理",
  "reviewedAt": "2026-08-04",
  "scope": "外部の公開研究に記載されたデータ、録音環境、ラベル、評価指標の整理。Cross Medicineまたはあわベビの研究成果ではない。",
  "datasets": [
    {
      "id": "yao-2020",
      "year": "2020",
      "name": "Infant Crying Detection in Real-World Environments",
      "scale": "生音声780時間、泣き声7.9時間",
      "environment": "家庭内、装着型録音",
      "task": "連続音声からの泣き声検出",
      "url": "https://arxiv.org/abs/2005.07036"
    },
    {
      "id": "chatterbaby-2019",
      "year": "2019",
      "name": "Defining and distinguishing infant behavioral states using acoustic cry analysis",
      "scale": "691人、泣き声691件",
      "environment": "自然環境、複数端末",
      "task": "痛み、空腹、不機嫌の分類",
      "url": "https://www.nature.com/articles/s41390-019-0592-4"
    },
    {
      "id": "cryceleb-2023",
      "year": "2023",
      "name": "CryCeleb",
      "scale": "786人、6.5時間、26,093発声",
      "environment": "出生直後と退院前の臨床録音",
      "task": "泣き声による話者照合",
      "url": "https://arxiv.org/abs/2305.00969"
    },
    {
      "id": "enesbaby-2023",
      "year": "2023",
      "name": "EnesBabyCries1",
      "scale": "6人、4月齢、15,540件の泣き声",
      "environment": "日常環境の反復録音",
      "task": "月齢と個体情報の音響分析",
      "url": "https://www.nature.com/articles/s44271-023-00022-z"
    },
    {
      "id": "icsd-2025",
      "year": "2024–2025",
      "name": "ICSD",
      "scale": "弱ラベル3,641件、実強ラベル807件、合成11,000件",
      "environment": "複数公開データの統合",
      "task": "泣き声といびきのイベント検出",
      "url": "https://arxiv.org/abs/2408.10561"
    }
  ],
  "figures": {
    "environmentGeneralization": [
      { "label": "実験環境で学習・評価", "f1": 0.656, "note": "IL-CRIED、LOPO" },
      { "label": "実験環境で学習、家庭内で評価", "f1": 0.236, "note": "RW-24h" },
      { "label": "家庭内データで学習・評価", "f1": 0.613, "note": "別モデル、RW-24h" }
    ],
    "chatterBabyLabels": [
      { "label": "不機嫌", "count": 171 },
      { "label": "空腹", "count": 167 },
      { "label": "痛み", "count": 353 }
    ],
    "ageEffects": [
      { "label": "調波対雑音比", "estimate": 0.17, "lower95": 0.05, "upper95": 0.29 },
      { "label": "エントロピー", "estimate": -0.42, "lower95": -0.55, "upper95": -0.29 },
      { "label": "有声音率", "estimate": 0.24, "lower95": 0.12, "upper95": 0.36 },
      { "label": "基本周波数", "estimate": 0.11, "lower95": 0.04, "upper95": 0.17 },
      { "label": "スペクトル重心", "estimate": -0.19, "lower95": -0.34, "upper95": -0.05 }
    ]
  },
  "cautions": [
    "収録環境、対象者、観察単位、ラベル、評価指標が異なる研究の数値を単純比較しない。",
    "泣き声の検出、状態分類、話者照合、音響分析は別の課題である。",
    "公開研究の結果を、あわベビの性能、診断、治療、予防の有効性として扱わない。"
  ]
}