{
    "id": "SEC-030",
    "category": "SEC",
    "title": "升跌家數動能振盪",
    "question": "市場參與度改善的速度是加快還是放慢？",
    "chart": "line",
    "metric": "標準化升跌動能（指標值）",
    "secondary": "累積廣度指標（指標值）",
    "x": "交易日期",
    "y": "標準化升跌動能（指標值）",
    "panels": [
        "廣度振盪",
        "累積值",
        "公式與暖機期"
    ],
    "filters": [
        "成分股範圍",
        "產業分類",
        "加權方式"
    ],
    "apis": [
        "EOD",
        "BULK",
        "EXCHANGE"
    ],
    "calculation": "先用(adv−dec)/(adv+dec)標準化，再計算19日EMA減39日EMA並累計。",
    "caveat": "這是公開公式的標準化變體，明確與未標準化 McClellan 差別；長缺漏需重置暖機。；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": 6,
    "frequency": 7,
    "decision": 8,
    "clarity": 9,
    "sample_labels": [
        "弱勢",
        "改善",
        "強勢",
        "回落"
    ],
    "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": 71.0,
    "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/bulk-api-eod-splits-dividends",
        "https://eodhd.com/financial-apis/exchanges-api-list-of-tickers-and-trading-hours"
    ],
    "rank": 580,
    "stage": "P3",
    "svg_file": "mockups/0580-SEC-030.svg",
    "demo_fingerprint": "282d8cf8d831a5f4",
    "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
        }
    }
}