波动率 AI

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zhangkun9038@dingtalk.com 2025-12-23 21:27:23 +08:00
parent a2d964bee6
commit 0826cf0469

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@ -355,18 +355,20 @@ class FreqaiPrimer(IStrategy):
0,
)
# 新增:持仓时长预测标签
# 计算到达最高点需要多少根K线未来20根内的最高价位置
max_lookahead = 20 # 预测未来20根K线60分钟
# 新增:未来波动率预测标签(极端化方案)
# 计算当前波动率过10根K线的收盘价波动
current_volatility = dataframe["close"].pct_change().rolling(window=10, min_periods=5).std()
# 找到未来20根K线内的最高价
future_high_20 = dataframe["high"].rolling(window=max_lookahead, min_periods=1).max().shift(-max_lookahead + 1)
# 计算未来10根K线的波动率向未来移动
future_pct_change = dataframe["close"].pct_change().shift(-1) # 未来的收盘价变化
future_volatility = future_pct_change.rolling(window=10, min_periods=5).std().shift(-9) # 未来10根K线的波动率
# 计算到达最高点的K线数简化版本如果涨幅 > 0.8%则标记为1=长期持有否则0=短期)
dataframe["&s-optimal_hold_duration"] = np.where(
(future_high_20 - dataframe["close"]) / dataframe["close"] > 0.008, # 未来能涨 > 0.8%从1.5%降低)
1, # 标记为长期持有(预计需要更长时间)
0 # 短期快速出场
# 标签:未来波动率 > 当前波动率 * 1.5 则标记为高波动(趋势启动)
volatility_ratio = future_volatility / (current_volatility + 1e-8) # 避免除以0
dataframe["&s-future_volatility"] = np.where(
volatility_ratio > 1.5,
1, # 未来高波动(趋势启动),继续持有
0 # 未来低波动(震荡市),快速止盈
)
return dataframe
@ -879,13 +881,6 @@ class FreqaiPrimer(IStrategy):
except Exception:
trade_age_minutes = 0.0
# 新增:读取 AI 预测的持仓时长信号
hold_duration_signal = None
if '&s-optimal_hold_duration' in df.columns:
hold_duration_signal = float(last_row['&s-optimal_hold_duration'])
elif '&-optimal_hold_duration' in df.columns:
hold_duration_signal = float(last_row['&-optimal_hold_duration'])
# 基于持仓时长的阈值衰减:持仓越久,阈值越低,越容易出场
age_factor = min(trade_age_minutes / (24 * 60.0), 1.0) # 0~1对应 0~24 小时+
dynamic_threshold = base_threshold * (1.0 - 0.3 * age_factor)
@ -894,23 +889,31 @@ class FreqaiPrimer(IStrategy):
if current_profit <= 0.02:
dynamic_threshold *= 0.8
# 新逻辑:如果 AI 预测需要长期持有hold_duration_signal > 0.5),且持仓时间还很短,则提高阈值
if hold_duration_signal is not None and hold_duration_signal > 0.5: # AI 预测需要长期持有从0.6降至0.5
# 如果持仓时间 < 30分钟阈值提高 50%,更难出场
if trade_age_minutes < 30:
# 新增:读取 AI 预测的未来波动率信号(极端化方案)
future_vol_signal = None
if '&s-future_volatility' in df.columns:
future_vol_signal = float(last_row['&s-future_volatility'])
elif '&-future_volatility' in df.columns:
future_vol_signal = float(last_row['&-future_volatility'])
# 极端化逻辑:根据 AI 预测的未来注动率调整阈值
if future_vol_signal is not None:
if future_vol_signal > 0.6: # AI 预测趋势启动(高波动)
# 阈值提高 50%,耐心持有
dynamic_threshold *= 1.5
# 如果是早期(<30分钟再提高 30%
if trade_age_minutes < 30:
dynamic_threshold *= 1.3
logger.info(
f"[持仓时长 AI] [{pair}] AI 预测需要长期持有,提高阈值至 {dynamic_threshold:.2f}"
f"[波动率 AI] [{pair}] AI 预测趋势启动(高波动 {future_vol_signal:.2f},提高阈值至 {dynamic_threshold:.2f}"
)
# 如果持仓时间 30-60分钟阈值提高 20%
elif trade_age_minutes < 60:
dynamic_threshold *= 1.2
elif hold_duration_signal is not None and hold_duration_signal < 0.3: # AI 预测短期快速出场从0.4降至0.3
# 阈值降低 20%,更容易出场
dynamic_threshold *= 0.8
logger.info(
f"[持仓时长 AI] [{pair}] AI 预测短期出场,降低阈值至 {dynamic_threshold:.2f}"
)
elif future_vol_signal < 0.4: # AI 预测震荡市(低波动)
# 阈值降低 40%,快速止盈
dynamic_threshold *= 0.6
logger.info(
f"[波动率 AI] [{pair}] AI 预测震荡市(低波动 {future_vol_signal:.2f}),降低阈值至 {dynamic_threshold:.2f}"
)
# 0.4-0.6 之间:中性区间,不调整
# 设定下限,避免阈值过低
dynamic_threshold = max(0.05, dynamic_threshold)
@ -919,14 +922,14 @@ class FreqaiPrimer(IStrategy):
logger.info(
f"[{pair}] ML 审核官拒绝出场: exit_signal 概率 {exit_prob:.2f} < 动态阈值 {dynamic_threshold:.2f}"
f" | 原应出场原因: {exit_reason} | 持仓: {trade_age_minutes:.1f}min, 利润: {current_profit:.4f}"
f" | 持仓时长AI: {hold_duration_signal if hold_duration_signal is not None else 'N/A'}"
f" | 波动率AI: {future_vol_signal if future_vol_signal is not None else 'N/A'}"
)
allow_exit = False
else:
logger.info(
f"[{pair}] ML 审核官允许出场: exit_signal 概率 {exit_prob:.2f} >= 动态阈值 {dynamic_threshold:.2f}"
f" | 出场原因: {exit_reason} | 持仓: {trade_age_minutes:.1f}min, 利润: {current_profit:.4f}"
f" | 持仓时长AI: {hold_duration_signal if hold_duration_signal is not None else 'N/A'}"
f" | 波动率AI: {future_vol_signal if future_vol_signal is not None else 'N/A'}"
)
except Exception as e:
logger.warning(f"[{pair}] ML 审核官出场检查失败,允许出场: {e}")