{
    "id": "SEC-034",
    "category": "SEC",
    "title": "產業回報相關矩陣",
    "question": "不同產業是否能在價格走勢上提供互補？",
    "chart": "matrix",
    "metric": "產業回報相關（−1 至 1）",
    "secondary": "共同觀測數（期）",
    "x": "產業配對",
    "y": "產業回報相關（−1 至 1）",
    "panels": [
        "產業相關矩陣",
        "共同樣本",
        "群組與代理說明"
    ],
    "filters": [
        "成分股範圍",
        "產業分類",
        "加權方式"
    ],
    "apis": [
        "EOD",
        "FUND",
        "EXCHANGE"
    ],
    "calculation": "以相同方法構建產業指數，再對共同週回報計算相關矩陣，和組建規則一起保存。",
    "caveat": "相關不是因果或穩定對衝；若用ETF代理請標明費用與結構差別。；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": "高",
    "audience": "專業",
    "reach": 5,
    "frequency": 6,
    "decision": 7,
    "clarity": 7,
    "sample_labels": [
        "科技",
        "金融",
        "工業",
        "能源",
        "醫療"
    ],
    "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": 60.0,
    "requires_user_input": false,
    "requires_extra_plan": false,
    "source_urls": [
        "https://eodhd.com/financial-apis/api-for-historical-data-and-volumes",
        "https://eodhd.com/financial-apis/stock-etfs-fundamental-data-feeds",
        "https://eodhd.com/financial-apis/exchanges-api-list-of-tickers-and-trading-hours"
    ],
    "rank": 794,
    "stage": "P3",
    "svg_file": "mockups/0794-SEC-034.svg",
    "demo_fingerprint": "015153b5bb152231",
    "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
        }
    }
}