{
    "id": "NEW-006",
    "category": "NEW",
    "title": "新聞更新增量資訊密度",
    "question": "後續文章增加了新事實，還是只重寫舊報道？",
    "chart": "bar",
    "metric": "新增可抽取事實句比例（%）",
    "secondary": "新增數值、人物與明確進展",
    "x": "故事更新篇",
    "y": "新增可抽取事實句比例（%）",
    "panels": [
        "主圖：新增可抽取事實句比例（%），依故事更新篇排列",
        "輔圖：新增數值、人物與明確進展",
        "明細：新聞更新增量資訊密度的資料列、觀測日期與缺值狀態"
    ],
    "filters": [
        "股票／主題",
        "文章日期與來源域名",
        "最小正文長度與相似度規則"
    ],
    "apis": [
        "NEWS"
    ],
    "calculation": "對同一故事按時間排序，抽取帶來源事實句，與此前內容做語義比對，新事實句數除以本篇可抽取句數。",
    "caveat": "新增與事實識別是自建模型判斷；未知真偽或矛盾句需標待核實，不能只靠字詞變化。 僅涵蓋供應商收錄文章；分數是文本情緒，並非所有投資者的立場。",
    "data_class": "衍生",
    "complexity": "高",
    "audience": "進階",
    "reach": 6,
    "frequency": 6,
    "decision": 7,
    "clarity": 8,
    "sample_labels": [
        "首篇報道",
        "新增數據",
        "新增進展",
        "主要為重寫",
        "無法判斷"
    ],
    "cadence": "新聞入庫時更新；情緒彙總日更",
    "category_name": "新聞與情緒",
    "score": 64.5,
    "requires_user_input": false,
    "requires_extra_plan": false,
    "source_urls": [
        "https://eodhd.com/financial-apis/stock-market-financial-news-api"
    ],
    "rank": 745,
    "stage": "P3",
    "svg_file": "mockups/0745-NEW-006.svg",
    "demo_fingerprint": "23b54c40520edadd",
    "collection": "catalogue",
    "sample_annotation": {
        "sample": true,
        "as_of": "2026-10-16",
        "notice": "Charts and tables for this report are generated, deterministic synthetic sample observations for educational layout and unit demonstration only. No provider, market data or analysis engine is called, and nothing here is a statement about real securities.",
        "notice_zh": "此報告的圖表與數據為確定性生成的合成示例數據，僅供教育及版面展示；並無連接任何資料供應商或實際分析引擎，不代表任何真實證券的表現。",
        "default_filters": {
            "symbol": "0700.HK",
            "period": "1Y",
            "benchmark": "HSI"
        },
        "filters": {
            "symbol": [
                "0700.HK",
                "0005.HK",
                "AAPL.US",
                "MSFT.US",
                "SPY.US",
                "BTC-USD.CC"
            ],
            "period": [
                "1Y",
                "3Y",
                "5Y"
            ],
            "benchmark": [
                "HSI",
                "SPX",
                "BTC"
            ]
        },
        "library": {
            "version": "2026-10-19",
            "source": "https://chatgpt.com/share/6ad67223-c610-83e8-adb2-33aaf792e584",
            "sample": true
        }
    }
}