{"meta":{"name":"0AMV 复刻（活跃市值 / 活筹指数）","unit":"亿元","formula":"raw=SMA(AMOUNT沪深全市场,10,1)*C/MA(REF(C,1),5); rep=raw*EMA250(orig/raw)  [亿元]; life=EMA12(rep)","built_at":"2026-09-18 16:29:11","orig_source":"github.com/li-fujian/a-trend-data (Z_SK0AMV)","calib_note":"2016+ 分年MAPE≈2~6%，日方向命中85~90%，log相关0.995+","params":{"smooth_n":10,"ref_ma_n":5,"life_ema":12,"scale_ema_n":250}},"tail":{"sma10":1927439505663.183,"ref_closes":[3885.33,3864.28,3891.6,3875.6,3911.87],"scale":8.399334771542347e-8,"last_date":"2026-09-18","amount_secid":"1.000001,0.399106","amount_fallback":"1.000001,0.399001"},"bars":8729}