{
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  "dek": "中新网北京11月9日电 (记者 孙自法)由中国科学院科技战略咨询研究院、中国工程院战略咨询中心联合主办的第七届智库科学与工程国际研讨会，以“人工智能驱动的政策研究”为主题，11月8日至10日在北京举行，来自中外智库、科研院所、高校、政府部门、企业等专家学者代表，围绕中国特色新型智库建设的成就与经验、人工智能时代智库如何在全球科技治理中发挥作用等议题，展开深度交流与探讨。",
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      "role": "media",
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      "source_name": "China News Service",
      "title": "聚焦人工智能+智库 第七届智库科学与工程国际研讨会在北京举行",
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  "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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