{
    "id": "MAC-018",
    "category": "MAC",
    "title": "匯率聯動矩陣",
    "question": "持有多種貨幣是否仍集中在同一風險？",
    "chart": "matrix",
    "metric": "匯率日報酬相關係數（-1至1）",
    "secondary": "共同樣本數與缺日",
    "x": "貨幣對",
    "y": "匯率日報酬相關係數（-1至1）",
    "panels": [
        "主圖：匯率日報酬相關係數（-1至1），依貨幣對排列",
        "輔圖：共同樣本數與缺日",
        "明細：匯率聯動矩陣的資料列、觀測日期與缺值狀態"
    ],
    "filters": [
        "國家／資產／貨幣",
        "資料日期與觀測頻率",
        "共同基準及樣本門檻"
    ],
    "apis": [
        "EOD",
        "FX"
    ],
    "calculation": "統一共同基準和方向，在共同有效日期計相關；可另外顯示不重疊配對。",
    "caveat": "共用基準貨幣會機械地提高相關；高相關不等於同一經濟風險。 各資產需對齊貨幣、交易日與時區；宏觀修訂值不代表當時已知數據。",
    "data_class": "衍生",
    "complexity": "中",
    "audience": "進階",
    "reach": 6,
    "frequency": 7,
    "decision": 7,
    "clarity": 8,
    "sample_labels": [
        "EUR基準對",
        "JPY基準對",
        "GBP基準對",
        "AUD基準對",
        "CAD基準對"
    ],
    "cadence": "依原始資料發布頻率；市場序列日更",
    "category_name": "宏觀、外匯與加密資產",
    "score": 67.5,
    "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/list-supported-forex-currencies"
    ],
    "rank": 646,
    "stage": "P3",
    "svg_file": "mockups/0646-MAC-018.svg",
    "demo_fingerprint": "5b5099f014e99e91",
    "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
        }
    }
}