使用了波动系数逻辑, 应用到动态退出,动态加仓等环节
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calculate_position_adjustments.sh
Executable file
126
calculate_position_adjustments.sh
Executable file
@ -0,0 +1,126 @@
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#!/bin/bash
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# 设置默认值
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MAX_ENTRY_ADJUSTMENTS=3
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ADD_POSITION_CALLBACK=0.047
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STAKE_DIVISOR=2.0
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ADD_POSITION_MULTIPLIER=1.6
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ADD_POSITION_GROWTH=2.0
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INITIAL_STAKE=1000
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# 显示帮助信息
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show_help() {
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echo "用法: $0 [选项...]"
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echo ""
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echo "计算FreqAI策略中的加仓相对降幅间隔和加仓金额"
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echo ""
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echo "选项:"
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echo " -h, --help 显示此帮助信息并退出"
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echo " -m, --max-entry-adjustments 最大加仓次数 (默认: 3)"
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echo " -c, --callback 基础加仓回调百分比 (默认: 0.047)"
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echo " -d, --divisor 加仓金额分母 (默认: 2.0)"
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echo " -p, --multiplier 加仓间隔系数 (默认: 1.6)"
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echo " -g, --growth 加仓金额增长因子 (默认: 2.0)"
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echo " -s, --initial-stake 初始入场金额 (默认: 1000)"
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echo ""
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echo "示例:"
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echo " $0 使用所有默认参数运行"
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echo " $0 -m 3 -c 0.047 -d 2.0 -p 1.6 -g 2.0 -s 1000 使用指定参数运行"
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echo " $0 --max-entry-adjustments 3 --callback 0.03 --multiplier 1 使用等距间隔策略"
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echo ""
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echo "计算公式:"
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echo " 相对降幅间隔 = callback * (multiplier ^ (加仓次数-1))"
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echo " 加仓金额 = (initial_stake / divisor) * (growth ^ 加仓次数)"
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exit 0
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}
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# 处理命令行参数
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while [[ $# -gt 0 ]]; do
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case "$1" in
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-h|--help)
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show_help
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;;
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-m|--max-entry-adjustments)
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MAX_ENTRY_ADJUSTMENTS="$2"
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shift 2
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;;
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-c|--callback)
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ADD_POSITION_CALLBACK="$2"
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shift 2
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;;
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-d|--divisor)
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STAKE_DIVISOR="$2"
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shift 2
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;;
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-p|--multiplier)
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ADD_POSITION_MULTIPLIER="$2"
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shift 2
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;;
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-g|--growth)
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ADD_POSITION_GROWTH="$2"
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shift 2
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;;
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-s|--initial-stake)
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INITIAL_STAKE="$2"
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shift 2
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;;
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-*|--*)
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echo "错误: 未知选项 $1"
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echo "使用 -h 或 --help 查看帮助信息"
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exit 1
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;;
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*)
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# 忽略任何非选项参数
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shift
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;;
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esac
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done
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# 打印当前设置
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printf "当前参数设置:\n"
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printf "最大加仓次数: %d\n" "$MAX_ENTRY_ADJUSTMENTS"
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printf "基础回调百分比: %.6f\n" "$ADD_POSITION_CALLBACK"
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printf "加仓金额分母: %.2f\n" "$STAKE_DIVISOR"
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printf "加仓间隔系数: %.2f\n" "$ADD_POSITION_MULTIPLIER"
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printf "加仓金额增长因子: %.2f\n" "$ADD_POSITION_GROWTH"
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printf "初始入场金额: %.2f\n\n" "$INITIAL_STAKE"
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# 打印表头
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printf "%-10s %-20s %-20s\n" "加仓次数" "相对降幅间隔" "加仓金额"
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printf "%-10s %-20s %-20s\n" "-------" "------------" "--------"
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# 计算加仓(包括初始入场)
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for i in $(seq 0 $MAX_ENTRY_ADJUSTMENTS); do
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# 计算当前所需的加仓间隔百分比
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if [ $i -eq 0 ]; then
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# 第一次是初始入场,没有回调要求
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callback="N/A"
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else
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# 计算当前回调百分比 = 基础间隔 * (系数 ^ (i-1))
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callback=$(echo "$ADD_POSITION_CALLBACK * ($ADD_POSITION_MULTIPLIER ^ ($i-1))" | bc -l)
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callback=$(printf "%.6f" $callback)
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fi
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# 计算加仓金额
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if [ $i -eq 0 ]; then
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# 第一次是初始入场
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stake_amount=$INITIAL_STAKE
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else
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# 计算加仓金额: (initial_stake / stake_divisor) * (growth ^ i)
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stake_amount=$(echo "($INITIAL_STAKE / $STAKE_DIVISOR) * ($ADD_POSITION_GROWTH ^ $i)" | bc -l)
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stake_amount=$(printf "%.2f" $stake_amount)
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fi
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# 打印结果
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printf "%-10d %-20s %-20s\n" "$i" "$callback" "$stake_amount"
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done
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# 计算累计投入
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cumulative_stake=$(echo "$INITIAL_STAKE" | bc -l)
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for i in $(seq 1 $MAX_ENTRY_ADJUSTMENTS); do
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stake_amount=$(echo "($INITIAL_STAKE / $STAKE_DIVISOR) * ($ADD_POSITION_GROWTH ^ $i)" | bc -l)
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cumulative_stake=$(echo "$cumulative_stake + $stake_amount" | bc -l)
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done
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cumulative_stake=$(printf "%.2f" $cumulative_stake)
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printf "\n%s\n" "累计投入金额: $cumulative_stake"
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@ -27,11 +27,165 @@ class FreqaiPrimer(IStrategy):
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# 用于跟踪市场状态的数据框缓存
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_dataframe_cache = None
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# 用于存储币对的波动系数
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_volatility_coefficients = {}
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# 基准币对 (波动系数设为1.0)
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_benchmark_pair = 'BTC/USDT'
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# 稳定币列表 (波动系数设为0.0)
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_stablecoins = ['USDT', 'USDC', 'BUSD', 'DAI', 'TUSD', 'USDP', 'GUSD', 'USTC']
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# 波动系数缓存有效期 (分钟)
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_volatility_cache_ttl = 60
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# 上次计算波动系数的时间
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_last_volatility_calculation = 0
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def __init__(self, config=None):
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"""初始化策略参数,调用父类初始化方法并接受config参数"""
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super().__init__(config) # 调用父类的初始化方法并传递config
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# 存储从配置文件加载的默认值
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self._trailing_stop_positive_default = 0.004 # 降低默认值以更容易触发跟踪止盈
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# 初始化基准币对和稳定币的波动系数
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self._volatility_coefficients[self._benchmark_pair] = 1.0
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for stablecoin in self._stablecoins:
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# 处理所有稳定币交易对,如USDT/USDC等
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for quote in self._stablecoins:
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if stablecoin != quote:
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pair = f'{stablecoin}/{quote}'
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self._volatility_coefficients[pair] = 0.0
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def _is_stablecoin_pair(self, pair: str) -> bool:
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"""
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判断一个交易对是否为稳定币交易对
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参数:
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- pair: 交易对,如 BTC/USDT
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返回:
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- bool: 是否为稳定币交易对
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"""
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try:
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base, quote = pair.split('/')
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return base in self._stablecoins and quote in self._stablecoins
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except ValueError:
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return False
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def _calculate_volatility(self, pair: str, lookback_period: int = 200, timeframe: str = '1h') -> float:
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"""
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计算一个币对的波动率
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参数:
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- pair: 交易对,如 BTC/USDT
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- lookback_period: 回看期K线数量,默认200
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- timeframe: 时间框架,默认1h
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返回:
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- float: 波动率值
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"""
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try:
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# 获取K线数据
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dataframe = self.dp.get_pair_dataframe(pair=pair, timeframe=timeframe)
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# 确保有足够的K线数据
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if len(dataframe) < lookback_period:
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logger.warning(f"[{pair}] 没有足够的{timeframe} K线数据,需要{lookback_period}根,当前只有{len(dataframe)}根")
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# 如果数据不足,返回0.0或默认值
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return 0.0
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# 获取最近的K线数据
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recent_data = dataframe.iloc[-lookback_period:].copy()
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# 计算收益率 (收盘价变化百分比)
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recent_data['returns'] = recent_data['close'].pct_change()
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# 计算对数收益率 (更适合波动率计算)
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recent_data['log_returns'] = np.log(recent_data['close'] / recent_data['close'].shift(1))
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# 使用对数收益率的标准差作为波动率指标
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volatility = recent_data['log_returns'].std() * np.sqrt(24) # 年化波动率 (假设1天24小时)
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return volatility
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except Exception as e:
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logger.error(f"[{pair}] 计算波动率时出错: {str(e)}")
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return 0.0
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def _calculate_relative_volatility_coefficient(self, pair: str) -> float:
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"""
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计算相对波动系数(以BTC/USDT为基准)
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参数:
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- pair: 交易对,如 ETH/USDT
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返回:
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- float: 相对波动系数
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"""
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try:
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# 检查是否为稳定币交易对
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if self._is_stablecoin_pair(pair):
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return 0.0
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# 检查是否为基准币对
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if pair == self._benchmark_pair:
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return 1.0
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# 计算当前币对的波动率
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pair_volatility = self._calculate_volatility(pair)
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# 计算基准币对的波动率
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benchmark_volatility = self._calculate_volatility(self._benchmark_pair)
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# 避免除以0的情况
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if benchmark_volatility == 0:
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logger.warning(f"基准币对 {self._benchmark_pair} 的波动率为0,无法计算相对波动系数")
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return 0.0
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# 计算相对波动系数
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relative_coefficient = pair_volatility / benchmark_volatility
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return relative_coefficient
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except Exception as e:
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logger.error(f"[{pair}] 计算相对波动系数时出错: {str(e)}")
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return 0.0
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def get_volatility_coefficient(self, pair: str) -> float:
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"""
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获取币对的波动系数(带缓存机制)
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参数:
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- pair: 交易对,如 ETH/USDT
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返回:
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- float: 波动系数(稳定币为0.0,BTC/USDT为1.0,其他币对相对于BTC波动程度)
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"""
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try:
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# 优先从缓存中获取,无需每次都检查时间戳
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# 这确保了在同一交易周期内多次调用时直接返回缓存值
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if pair in self._volatility_coefficients:
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# 检查是否为基准币对或稳定币对(它们的波动系数固定)
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if pair == self._benchmark_pair or self._is_stablecoin_pair(pair):
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return self._volatility_coefficients[pair]
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# 获取当前时间戳(分钟)
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current_time = int(datetime.datetime.now().timestamp() / 60)
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# 对于非固定波动系数的币对,检查缓存是否有效
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if current_time - self._last_volatility_calculation < self._volatility_cache_ttl:
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return self._volatility_coefficients[pair]
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# 计算新的波动系数
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coefficient = self._calculate_relative_volatility_coefficient(pair)
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# 更新缓存
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self._volatility_coefficients[pair] = coefficient
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# 如果是首次计算或者缓存已过期,更新最后计算时间
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current_time = int(datetime.datetime.now().timestamp() / 60)
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if current_time - self._last_volatility_calculation >= self._volatility_cache_ttl:
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self._last_volatility_calculation = current_time
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# 日志记录
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logger.info(f"更新了波动系数缓存,当前时间: {current_time}, 上一次计算时间: {self._last_volatility_calculation}")
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# 日志记录 - 仅在计算新值时记录
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logger.info(f"[{pair}] 波动系数: {coefficient:.4f}")
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return coefficient
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except Exception as e:
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logger.error(f"[{pair}] 获取波动系数时出错: {str(e)}")
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# 如果出错,返回默认值1.0(假设与BTC波动相当)
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return 1.0
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@property
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def protections(self):
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@ -104,7 +258,7 @@ class FreqaiPrimer(IStrategy):
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# 定义可优化参数
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# -m 4 -c 0.045 -g 4.5 -p 1.22 -d 9.3 -s 75
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max_entry_adjustments = IntParameter(2, 5, default=3, optimize=True, load=True, space='buy') # 最大加仓次数
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add_position_callback = DecimalParameter(0.02, 0.06, decimals=3, default=0.045, optimize=False, load=True, space='buy') # 加仓回调百分比
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add_position_callback = DecimalParameter(0.02, 0.06, decimals=3, default=0.045, optimize=True, load=True, space='buy') # 加仓回调百分比
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add_position_growth = DecimalParameter(1.5, 3.0, decimals=2, default=4.5, optimize=False, load=True, space='buy') # 加仓金额增长因子,保留2位小数用于hyperopt优化
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add_position_multiplier = DecimalParameter(0.2, 10.5, decimals=2, default=1.22, optimize=False, load=True, space='buy') # 加仓间隔系数,保留2位小数用于hyperopt优化
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stake_divisor = DecimalParameter(2.0, 12.0, decimals=2, default=9.3, optimize=False, load=True, space='buy') # 加仓金额分母(小数类型,保留2位小数)
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@ -520,35 +674,44 @@ class FreqaiPrimer(IStrategy):
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last_candle = dataframe.iloc[-1]
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atr = last_candle['atr']
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# 获取当前币对的波动系数
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volatility_coef = self.get_volatility_coefficient(pair)
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# 获取当前市场状态
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current_state = dataframe['market_state'].iloc[-1] if 'market_state' in dataframe.columns else 'unknown'
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# 更激进的渐进式止损策略
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# 基础止损倍数
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base_multiplier = 1.2
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# 根据波动系数调整止损倍数
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adjusted_multiplier = base_multiplier * volatility_coef
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# 更激进的渐进式止损策略,同时考虑波动系数
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if current_profit > 0.05: # 利润超过5%时
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return -3.0 * atr / current_rate # 更大幅扩大止损范围,让利润奔跑
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return -3.0 * adjusted_multiplier * atr / current_rate
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elif current_profit > 0.03: # 利润超过3%时
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return -2.5 * atr / current_rate # 更中等扩大止损范围
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return -2.5 * adjusted_multiplier * atr / current_rate
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elif current_profit > 0.01: # 利润超过1%时
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return -2.0 * atr / current_rate # 更轻微扩大止损范围
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return -2.0 * adjusted_multiplier * atr / current_rate
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# 在强劲牛市中,即使小亏损也可以容忍更大回调
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if current_state == 'strong_bull' and current_profit > -0.01:
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return -1.5 * atr / current_rate
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return -1.5 * adjusted_multiplier * atr / current_rate
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# 动态调整止损范围
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if current_profit > 0.05: # 利润超过5%时
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return -3.0 * atr / current_rate # 更大幅扩大止损范围,让利润奔跑
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return -3.0 * adjusted_multiplier * atr / current_rate
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elif current_profit > 0.03: # 利润超过3%时
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return -2.5 * atr / current_rate # 更中等扩大止损范围
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return -2.5 * adjusted_multiplier * atr / current_rate
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elif current_profit > 0.01: # 利润超过1%时
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return -2.0 * atr / current_rate # 更轻微扩大止损范围
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return -2.0 * adjusted_multiplier * atr / current_rate
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# 在强劲牛市中,即使小亏损也可以容忍更大回调
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if current_state == 'strong_bull' and current_profit > -0.01:
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return -1.8 * atr / current_rate
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return -1.8 * adjusted_multiplier * atr / current_rate
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if atr > 0:
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return -1.2 * atr / current_rate # 基础1.2倍ATR止损
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return -adjusted_multiplier * atr / current_rate
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return self.stoploss
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def custom_exit(self, pair: str, trade: Trade, current_time: datetime, current_rate: float,
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@ -560,6 +723,9 @@ class FreqaiPrimer(IStrategy):
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if trade_age_minutes < 0:
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trade_age_minutes = 0
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||||
# 获取当前币对的波动系数
|
||||
volatility_coef = self.get_volatility_coefficient(pair)
|
||||
|
||||
# 使用可优化的线性函数: y = (a * (x + k)) + t
|
||||
a = self.roi_param_a.value # 系数a (可优化参数)
|
||||
k = self.roi_param_k.value # 偏移量k (可优化参数)
|
||||
@ -588,6 +754,11 @@ class FreqaiPrimer(IStrategy):
|
||||
exit_ratio = 1.0
|
||||
if entry_tag == 'strong_trend':
|
||||
exit_ratio *= 0.8
|
||||
|
||||
# 根据波动系数调整退出比例
|
||||
# 波动率低的币对可以更激进(降低退出比例,持有更长时间)
|
||||
# 波动率高的币对需要更保守(增加退出比例,更快锁定利润)
|
||||
exit_ratio = max(0.0, min(1.0, exit_ratio * volatility_coef))
|
||||
|
||||
if dynamic_roi_threshold < 0:
|
||||
exit_ratio = 1.0
|
||||
@ -630,7 +801,10 @@ class FreqaiPrimer(IStrategy):
|
||||
current_state = dataframe['market_state'].iloc[-1] if 'market_state' in dataframe.columns else 'neutral'
|
||||
|
||||
# 计算当前所需的加仓间隔百分比 = 基础间隔 * (系数 ^ 已加仓次数)
|
||||
current_callback = self.add_position_callback.value * (self.add_position_multiplier.value ** adjustment_count)
|
||||
# 获取当前币对的波动系数,用于动态调整回调百分比
|
||||
volatility_coef = self.get_volatility_coefficient(pair)
|
||||
# 回调百分比 = 基础回调 * (系数 ^ 已加仓次数) * 波动系数
|
||||
current_callback = self.add_position_callback.value * (self.add_position_multiplier.value ** adjustment_count) * volatility_coef
|
||||
|
||||
if price_diff_pct <= -current_callback:
|
||||
# 计算初始入场金额
|
||||
@ -649,3 +823,83 @@ class FreqaiPrimer(IStrategy):
|
||||
|
||||
# 不符合加仓条件,返回0
|
||||
return 0.0
|
||||
|
||||
def custom_stake_amount(self, pair: str, current_time: datetime, **kwargs) -> float:
|
||||
"""
|
||||
根据波动系数动态调整初始仓位大小
|
||||
- 波动率高的币对分配较小的仓位
|
||||
- 波动率低的币对可以分配较大的仓位
|
||||
"""
|
||||
# 获取当前币对的波动系数
|
||||
volatility_coef = self.get_volatility_coefficient(pair)
|
||||
|
||||
# 获取默认的基础仓位大小
|
||||
default_stake = self.stake_amount
|
||||
|
||||
# 根据波动系数调整仓位大小
|
||||
# 波动率与仓位大小成反比关系
|
||||
# 基础逻辑:波动率高的币对仓位较小,波动率低的币对仓位较大
|
||||
if volatility_coef > 0:
|
||||
# 使用平方根函数来降低极端波动的影响
|
||||
adjusted_stake = default_stake * min(1.5, max(0.5, 1.0 / (volatility_coef ** 0.5)))
|
||||
else:
|
||||
# 如果波动系数无法获取,使用默认仓位
|
||||
adjusted_stake = default_stake
|
||||
|
||||
# 确保调整后的仓位在允许的范围内
|
||||
adjusted_stake = max(self.min_stake_amount, min(adjusted_stake, self.stake_amount))
|
||||
|
||||
#logger.info(f"[{pair}] 基于波动系数调整仓位: 波动系数={volatility_coef:.2f}, 默认仓位={default_stake:.2f}, 调整后仓位={adjusted_stake:.2f}")
|
||||
|
||||
return adjusted_stake
|
||||
|
||||
def confirm_trade_entry(
|
||||
self,
|
||||
pair: str,
|
||||
order_type: str,
|
||||
amount: float,
|
||||
rate: float,
|
||||
time_in_force: str,
|
||||
current_time: datetime,
|
||||
entry_tag: str | None,
|
||||
side: str,
|
||||
**kwargs,
|
||||
) -> bool:
|
||||
"""
|
||||
交易买入前的确认函数,用于最终决定是否执行交易
|
||||
此处实现剧烈拉升检查逻辑,并根据波动系数调整入场条件
|
||||
"""
|
||||
# 默认允许交易
|
||||
allow_trade = True
|
||||
|
||||
# 仅对多头交易进行检查
|
||||
if side == 'long':
|
||||
# 获取当前币对的波动系数
|
||||
volatility_coef = self.get_volatility_coefficient(pair)
|
||||
|
||||
# 检查是否处于剧烈拉升的不稳固区域
|
||||
is_unstable_region = self.detect_h1_rapid_rise(pair)
|
||||
|
||||
# 基于波动系数调整入场条件的严格程度
|
||||
# 波动率高的币对,入场条件更加严格
|
||||
# 波动率低的币对,入场条件可以适当放宽
|
||||
if is_unstable_region:
|
||||
#logger.info(f"[{pair}] 由于检测到剧烈拉升,取消入场交易")
|
||||
allow_trade = False
|
||||
|
||||
# 如果币对波动率非常高,可以增加额外的入场限制
|
||||
if volatility_coef > 2.0:
|
||||
# 对于高波动币对,可以要求更严格的入场条件
|
||||
# 例如,检查当前价格是否高于某个移动平均线
|
||||
dataframe, _ = self.dp.get_analyzed_dataframe(pair, self.timeframe)
|
||||
if len(dataframe) > 20:
|
||||
current_price = dataframe['close'].iloc[-1]
|
||||
sma20 = dataframe['sma'].iloc[-1] if 'sma' in dataframe.columns else 0
|
||||
|
||||
# 对于高波动币对,要求当前价格必须显著高于均线才允许入场
|
||||
if sma20 > 0 and (current_price / sma20) < 1.01:
|
||||
#logger.info(f"[{pair}] 由于高波动率且价格未显著高于均线,取消入场交易")
|
||||
allow_trade = False
|
||||
|
||||
# 如果没有阻止因素,允许交易
|
||||
return allow_trade
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user