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因子逻辑
行业中性化收盘价与成交量9日相关经两次衰减后的时序排名,减去vwap与30日平均成交额4日相关的衰减排名,再取负;值越大表示价格与成交额的相关相对价格与成交量的相关越强。
因子公式
((Ts_Rank(decay_linear(decay_linear(correlation(IndNeutralize(close, IndClass.industry), volume, 9.74928), 16.398), 3.83219), 4.8667) - rank(decay_linear(correlation(vwap, adv30, 4.01303), 2.6809))) * -1)BigQuant SQL
WITHindustry_data AS ( SELECT date, instrument, industry_level1_code FROM cn_stock_industry_component WHERE industry = 'sw2021'),factor_data AS (bq examples new strategies/multi_factor.py bqf_10090_strategy.py --name 'Alpha#91 选股' \ --set 'TABLES=["cn_stock_factors_alpha_101"]' --set 'FACTORS=["alpha_091"]' --set 'HOLD=30' \ --set 'EVERY=20' --set 'BENCHMARK="000300.SH"' --set 'START="2021-01-01"' \ --set 'END="2026-09-17"' \ && python bqf_10090_strategy.pySELECT date, instrument, alpha_091 FROM cn_stock_factors_alpha_101带入当前因子,在 Cowork 中继续研究。
from bigquant import factor
values = factor.values(["BQF_10090"], "2021-01-01", "2026-09-17")report = factor.analyze( values, start_date="2021-01-01", end_date="2026-09-17", universe=("all", "hs300"), neutralize=(None, "size+industry"), depth="deep",)report.render()