{
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    "relation": "topic-surface-only",
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  "dek": "英伟达正在加强其在欧洲业务，这家美国芯片巨头今天周二宣布投资法国医疗预约平台Doctolib的股份以及三家法国人工智能初创公司。",
  "desk": "technology",
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      "role": "media",
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      "source_name": "RFI",
      "title": "美国科技巨头英伟达投资Doctolib和三家法国人工智能初创公司",
      "url": "https://www.rfi.fr/cn/%E4%B8%AD%E5%9B%BD/20261014-%E7%BE%8E%E5%9B%BD%E7%A7%91%E6%8A%80%E5%B7%A8%E5%A4%B4%E8%8B%B1%E4%BC%9F%E8%BE%BE%E6%8A%95%E8%B5%84doctolib%E5%92%8C%E4%B8%89%E5%AE%B6%E6%B3%95%E5%9B%BD%E4%BA%BA%E5%B7%A5%E6%99%BA%E8%83%BD%E5%88%9D%E5%88%9B%E5%85%AC%E5%8F%B8",
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  "headline": "美国科技巨头英伟达投资Doctolib和三家法国人工智能初创公司",
  "lead": false,
  "lead_reason": "Current single-source metadata is retained but not promoted as a lead.",
  "limitations": [
    "Palimpsest retained only feed title, canonical link, time, and a bounded plain-text excerpt; it did not fetch the article body.",
    "The evidence-strength label describes source structure, not truth, intent, impact, or causation.",
    "Declared instrument links are topical pointers until a separate scan or economic observation is joined by time and method.",
    "Title-similarity clustering can miss differently worded or cross-language accounts and can join closely worded updates.",
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      "evidence_item_id": "item-197077febf28791dfb09b9a6",
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