{
    "id": "SEC-047",
    "category": "SEC",
    "title": "市場廣度資料覆蓋檢查",
    "question": "今天的廣度數字是否有足夠且一致的資料支持？",
    "chart": "matrix",
    "metric": "有效樣本覆蓋率（%）",
    "secondary": "缺行情與歷史不足數（檔）",
    "x": "廣度指標",
    "y": "有效樣本覆蓋率（%）",
    "panels": [
        "各指標有效分母",
        "缺價與異常",
        "名單及更新時間"
    ],
    "filters": [
        "成分股範圍",
        "產業分類",
        "加權方式"
    ],
    "apis": [
        "EXCHANGE",
        "EOD",
        "BULK"
    ],
    "calculation": "逐指標保存目標宇宙數量、必要歷史數量、有效價格及停牌排除數，檢查異常分母跳變。",
    "caveat": "不能用回填価格掩蓋缺數據；coverage高也不意味數據全無錯誤，需核對公司行動。；市場廣度必須覆蓋選定完整成分股並列出有效分母，不能直接把 Screener 前 1,000 筆當全市場。",
    "data_class": "衍生",
    "complexity": "低",
    "audience": "進階",
    "reach": 5,
    "frequency": 5,
    "decision": 6,
    "clarity": 8,
    "sample_labels": [
        "日回報",
        "二百日均線",
        "一年高低",
        "產業分類"
    ],
    "cadence": "每交易日收市後",
    "sample_note": "僅用於合成視覺示意，並非真實行情或投資成果。",
    "category_name": "產業與市場廣度",
    "score": 55.5,
    "requires_user_input": false,
    "requires_extra_plan": false,
    "source_urls": [
        "https://eodhd.com/financial-apis/exchanges-api-list-of-tickers-and-trading-hours",
        "https://eodhd.com/financial-apis/api-for-historical-data-and-volumes",
        "https://eodhd.com/financial-apis/bulk-api-eod-splits-dividends"
    ],
    "rank": 898,
    "stage": "P4",
    "svg_file": "mockups/0898-SEC-047.svg",
    "demo_fingerprint": "96df13c6fa3ae9be",
    "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
        }
    }
}