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AI 原生量化投研平台AI-native quantitative research platform
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因子逻辑
5日前的5日最低价减当前5日最低价,乘以剔除最近20日后的长期收益排名,再乘成交量5日时序排名;值越大表示近期低点下移越多、长期动量越高且成交量处于近期高位。
因子公式
((((-1 * ts_min(low, 5)) + delay(ts_min(low, 5), 5)) * rank(((sum(returns, 240) - sum(returns, 20)) / 220))) * ts_rank(volume, 5))BigQuant SQL
SELECT date, instrument, (-1 * m_min(low, 5) + m_lag(m_min(low, 5), 5)) * pct_rank_by(date, ((m_sum(close/m_lag(close, 1)-1, 240)-m_sum(close/m_lag(close, 1)-1, 20))/220)) * m_rank(volume, 5) AS _factor_temp, 1 * _factor_temp AS factor,FROM cn_stock_bar1dORDER BY date, instrumentbq examples new strategies/multi_factor.py bqf_10052_strategy.py --name 'Alpha#52 选股' \ --set 'TABLES=["cn_stock_factors_alpha_101"]' --set 'FACTORS=["alpha_052"]' --set 'HOLD=30' \ --set 'EVERY=20' --set 'BENCHMARK="000300.SH"' --set 'START="2021-01-01"' \ --set 'END="2026-09-22"' \ && python bqf_10052_strategy.pySELECT date, instrument, alpha_052 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_10052"], "2021-01-01", "2026-09-22")report = factor.analyze( values, start_date="2021-01-01", end_date="2026-09-22", universe=("all", "hs300"), neutralize=(None, "size+industry"), depth="deep",)report.render()