{
    "id": "SCR-038",
    "category": "SCR",
    "title": "波動收窄候選",
    "question": "哪些股票近期價格區間明顯變窄？",
    "chart": "table",
    "metric": "標準化波動區間寬度（%）",
    "secondary": "過去一年寬度百分位（0–100）",
    "x": "候選股票",
    "y": "標準化波動區間寬度（%）",
    "panels": [
        "波動收窄候選",
        "寬度歷史百分位",
        "流動性與缺漏"
    ],
    "filters": [
        "市場範圍",
        "流動性門檻",
        "條件門檻"
    ],
    "apis": [
        "EOD",
        "TECH"
    ],
    "calculation": "以二十日價格標準差構建帶寬／均線，再對本股過去一年寬度排序篩低分位。",
    "caveat": "收窄不預測突破方向；價格調節、低流動性和交易停頓須排查。；即時選股以最新快照為準，不等於歷史時點選股結果。",
    "data_class": "衍生",
    "complexity": "高",
    "audience": "進階",
    "reach": 7,
    "frequency": 8,
    "decision": 7,
    "clarity": 10,
    "sample_labels": [
        "深度收窄",
        "開始擴張",
        "低流動性",
        "樣本不足"
    ],
    "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": "選股與觀察清單",
    "score": 76.0,
    "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/technical-indicators-api"
    ],
    "rank": 411,
    "stage": "P2",
    "svg_file": "mockups/0411-SCR-038.svg",
    "demo_fingerprint": "65d25ce5dac51a34",
    "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
        }
    }
}