{"id":85659,"topic":"ai","source":"观察者网","title":"明年中国AI基础设施投资或超万亿，与美国差距仍大 - 观察者网","url":"https://www.guancha.cn/CaiJing/2026_09_19_901172.shtml","url_hash":"1bc680a5bd406162b1e311559422b9cf452298bc","author":"","summary":"<a href=\"https://news.google.com/rss/articles/CBMiZEFVX3lxTE5obk5qYVBuRi1LR284X2VGZURob2wtdXhlVTFuLWVwTnJ1MnVEQ3JEcEhqbFV6YkktMHlyRWw1XzEzdHgwczMzekZjam9YZnYtOG9jdFlCUVNibVdxZThadHZ3b1M?oc=5\" target=\"_blank\">明年中国AI基础设施投资或超万亿，与美国差距仍大</a>&nbsp;&nbsp;<font color=\"#6f6f6f\">观察者网</font>","content":null,"image_url":null,"lang":"zh","published_at":"2026-09-19T03:34:00+00:00","fetched_at":"2026-09-19T04:15:07+00:00","status":"read","starred":0,"extract_state":"failed","summary_auto":null,"cluster_id":null,"extract_retries":2,"extract_error":"trafilatura_none","contract_version":"news_item.v1","format_contract_version":"news_item_formats.v1","dedup_url":"https://www.guancha.cn/CaiJing/2026_09_19_901172.shtml","quality_profile":{"profile_version":"extraction_quality.v2","bucket":"low","confidence":0.2,"failure_kind":"extractor_empty","retryable":false,"retry_after_attempts":0,"reason":"Low confidence: extractor returned no usable article text.","operator_guidance":{"severity":"warning","recommended_action":"use_summary_with_caveat","next_step":"Use the available summary only with a visible quality caveat.","operator_label":"Use summary with caveat","can_retry":false,"can_use_summary":true,"diagnostics_required":true},"content_depth":{"contract_version":"content_depth.v1","category":"summary_only","label":"Summary only","has_full_text":false,"has_summary":true,"content_length":0,"summary_length":281,"usable_text_length":281,"source_field":"summary"},"legacy_collapsed":false,"signals":{"extract_state":"failed","extract_error":"trafilatura_none","extract_retries":2,"content_length":0,"summary_length":281}},"news_item":{"id":85659,"canonical_url":"https://www.guancha.cn/CaiJing/2026_09_19_901172.shtml","source_url":"https://www.guancha.cn/CaiJing/2026_09_19_901172.shtml","title":"明年中国AI基础设施投资或超万亿，与美国差距仍大 - 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