From ff340aba27d8990386fa788a182c2ace0a4c2ad8 Mon Sep 17 00:00:00 2001
From: Administrator <15274802129@163.com>
Date: Mon, 05 Jan 2026 14:09:39 +0800
Subject: [PATCH] refactor(indicator): 调整MACD策略默认参数

---
 src/main/java/com/xcong/excoin/modules/okxNewPrice/indicator/macdAndMatrategy/MacdMaStrategy.java |  563 +++++++++++++++++++++++++++-----------------------------
 1 files changed, 272 insertions(+), 291 deletions(-)

diff --git a/src/main/java/com/xcong/excoin/modules/okxNewPrice/indicator/macdAndMatrategy/MacdMaStrategy.java b/src/main/java/com/xcong/excoin/modules/okxNewPrice/indicator/macdAndMatrategy/MacdMaStrategy.java
index 63c9d52..8ce6ba2 100644
--- a/src/main/java/com/xcong/excoin/modules/okxNewPrice/indicator/macdAndMatrategy/MacdMaStrategy.java
+++ b/src/main/java/com/xcong/excoin/modules/okxNewPrice/indicator/macdAndMatrategy/MacdMaStrategy.java
@@ -21,147 +21,29 @@
 @Slf4j
 public class MacdMaStrategy {
 
-    /** 持仓状态枚举 */
+    /** 操作类型枚举 */
     public enum OperationType {
-        /** 开仓平仓 */
+        /** 开仓 */
         open,
+        /** 平仓 */
         close
     }
 
     /** 持仓状态枚举 */
     public enum PositionType {
-        /** 多头持仓 */
+        /** 多头开仓 */
         LONG_BUY,
+        /** 多头平仓 */
         LONG_SELL,
-        /** 空头持仓 */
+        /** 空头开仓 */
         SHORT_SELL,
+        /** 空头平仓 */
         SHORT_BUY,
         /** 空仓 */
         NONE
     }
 
-    // 策略参数
-    private int shortPeriod;      // 短期EMA周期
-    private int longPeriod;       // 长期EMA周期
-    private int signalPeriod;     // MACD信号线周期
-    private int volatilityPeriod; // 波动率计算周期
-    private BigDecimal stopLossRatio;   // 止损比例
-    private BigDecimal takeProfitRatio; // 止盈比例
-
-    /**
-     * 默认构造函数,使用标准MACD参数
-     * 短期周期=12, 长期周期=26, 信号线周期=9, 波动率周期=20
-     * 止损比例=1%, 止盈比例=2%
-     */
-    public MacdMaStrategy() {
-        this(12, 26, 9, 20, new BigDecimal("0.01"), new BigDecimal("0.02"));
-    }
-
-    /**
-     * 自定义参数构造函数
-     *
-     * @param shortPeriod 短期EMA周期
-     * @param longPeriod 长期EMA周期
-     * @param signalPeriod MACD信号线周期
-     * @param volatilityPeriod 波动率计算周期
-     * @param stopLossRatio 止损比例
-     * @param takeProfitRatio 止盈比例
-     */
-    public MacdMaStrategy(int shortPeriod, int longPeriod, int signalPeriod, int volatilityPeriod,
-                          BigDecimal stopLossRatio, BigDecimal takeProfitRatio) {
-        this.shortPeriod = shortPeriod;
-        this.longPeriod = longPeriod;
-        this.signalPeriod = signalPeriod;
-        this.volatilityPeriod = volatilityPeriod;
-        this.stopLossRatio = stopLossRatio;
-        this.takeProfitRatio = takeProfitRatio;
-
-    }
-
-    /**
-     * 分析最新价格数据并生成交易信号
-     *
-     * @param closePrices 收盘价序列
-     * @return 生成的交易信号(LONG、SHORT或NONE)
-     */
-    public PositionType analyzeOpen(List<BigDecimal> closePrices) {
-        // 数据检查:确保有足够的数据点进行计算
-        if (closePrices == null || closePrices.size() < 34) {
-            return PositionType.NONE; // 数据不足,无法生成信号
-        }
-
-        // 1. 计算MACD指标
-        MACDResult macdResult = MACDCalculator.calculateMACD(
-                closePrices, shortPeriod, longPeriod, signalPeriod);
-
-        // 2. 计算波动率
-        Volatility volatility = new Volatility(volatilityPeriod);
-        for (int i = Math.max(0, closePrices.size() - volatilityPeriod);
-             i < closePrices.size(); i++) {
-            volatility.addPrice(closePrices.get(i));
-        }
-        volatility.calculate();
-
-        // 最新收盘价
-        BigDecimal latestPrice = closePrices.get(closePrices.size() - 1);
-
-        // 3. 检查开平仓条件
-        // 多头开仓条件检查
-        if (isLongEntryCondition(macdResult, closePrices, volatility.getValue())) {
-            // 执行开多
-            log.info( "多头开仓信号,价格:{}", latestPrice);
-            return PositionType.LONG_BUY;
-        }
-
-        // 空头开仓条件检查
-        if (isShortEntryCondition(macdResult, closePrices, volatility.getValue())) {
-            // 执行开空
-             log.info( "空头开仓信号,价格:{}", latestPrice);
-            return PositionType.SHORT_SELL;
-        }
-        // 无信号
-        return PositionType.NONE;
-
-    }
-
-    /**
-     * 分析最新价格数据并生成交易信号
-     *
-     * @param closePrices 收盘价序列
-     * @return 生成的交易信号(LONG、SHORT或NONE)
-     */
-    public PositionType analyzeClose(List<BigDecimal> closePrices) {
-        // 数据检查:确保有足够的数据点进行计算
-        if (closePrices == null || closePrices.size() < 34) {
-            return PositionType.NONE; // 数据不足,无法生成信号
-        }
-
-        // 1. 计算MACD指标
-        MACDResult macdResult = MACDCalculator.calculateMACD(
-                closePrices, shortPeriod, longPeriod, signalPeriod);
-
-        // 最新收盘价
-        BigDecimal latestPrice = closePrices.get(closePrices.size() - 1);
-
-        if (isLongExitCondition(macdResult, latestPrice)) {
-            // 执行平多
-            log.info( "多头平仓信号,价格:{}", latestPrice);
-            return PositionType.LONG_SELL;
-        }
-        if (isShortExitCondition(macdResult, latestPrice)) {
-            // 执行平空
-            log.info( "空头平仓信号,价格:{}", latestPrice);
-            return PositionType.SHORT_BUY;
-        }
-
-        // 无信号
-        return PositionType.NONE;
-
-    }
-
-    /**
-     * 交易指令类,封装side和posSide的组合
-     */
+    /** 交易指令类,封装side和posSide的组合 */
     public static class TradingOrder {
         private String side;    // buy或sell
         private String posSide; // long或short
@@ -185,68 +67,219 @@
         }
     }
 
+    // 策略参数
+    private int shortPeriod;      // 短期EMA周期
+    private int longPeriod;       // 长期EMA周期
+    private int signalPeriod;     // MACD信号线周期
+    private int volatilityPeriod; // 波动率计算周期
+    private int trendPeriod = 200; // 趋势过滤EMA周期(200日)
+    private BigDecimal stopLossRatio;   // 止损比例
+    private BigDecimal takeProfitRatio; // 止盈比例
+
+    /**
+     * 默认构造函数,使用标准MACD参数
+     * 短期周期=12, 长期周期=26, 信号线周期=9, 波动率周期=20
+     * 止损比例=1%, 止盈比例=2%
+     */
+    public MacdMaStrategy() {
+        this(5, 10, 9, 20, new BigDecimal("0.01"), new BigDecimal("0.02"));
+    }
+
+    /**
+     * 自定义参数构造函数,使用默认趋势周期200
+     *
+     * @param shortPeriod 短期EMA周期
+     * @param longPeriod 长期EMA周期
+     * @param signalPeriod MACD信号线周期
+     * @param volatilityPeriod 波动率计算周期
+     * @param stopLossRatio 止损比例
+     * @param takeProfitRatio 止盈比例
+     */
+    public MacdMaStrategy(int shortPeriod, int longPeriod, int signalPeriod, int volatilityPeriod,
+                          BigDecimal stopLossRatio, BigDecimal takeProfitRatio) {
+        this(shortPeriod, longPeriod, signalPeriod, volatilityPeriod, 200, stopLossRatio, takeProfitRatio);
+    }
+
+    /**
+     * 自定义参数构造函数
+     *
+     * @param shortPeriod 短期EMA周期
+     * @param longPeriod 长期EMA周期
+     * @param signalPeriod MACD信号线周期
+     * @param volatilityPeriod 波动率计算周期
+     * @param trendPeriod 趋势过滤EMA周期(200日)
+     * @param stopLossRatio 止损比例
+     * @param takeProfitRatio 止盈比例
+     */
+    public MacdMaStrategy(int shortPeriod, int longPeriod, int signalPeriod, int volatilityPeriod, int trendPeriod,
+                          BigDecimal stopLossRatio, BigDecimal takeProfitRatio) {
+        this.shortPeriod = shortPeriod;
+        this.longPeriod = longPeriod;
+        this.signalPeriod = signalPeriod;
+        this.volatilityPeriod = volatilityPeriod;
+        this.trendPeriod = trendPeriod;
+        this.stopLossRatio = stopLossRatio;
+        this.takeProfitRatio = takeProfitRatio;
+    }
+
+    // 主流程方法
+    
     /**
      * 分析历史价格数据并生成交易指令
      *
      * @param historicalPrices 历史价格序列
+     * @param historical1DayPrices 日线历史价格序列
+     * @param operation 操作类型(open/close)
      * @return 交易指令(包含side和posSide),如果没有交易信号则返回null
      */
-    public TradingOrder generateTradingOrder(List<BigDecimal> historicalPrices,String operation) {
-        PositionType signal =  null;
+    public TradingOrder generateTradingOrder(List<BigDecimal> historicalPrices, List<BigDecimal> historical1DayPrices, String operation) {
+        PositionType signal = null;
 
-        if ( operation == OperationType.open.name()){
-
-            signal = analyzeOpen(historicalPrices);
-
-        }else  if ( operation == OperationType.close.name()){
-
-            signal = analyzeClose(historicalPrices);
-
+        if (OperationType.open.name().equals(operation)) {
+            signal = analyzeOpen(historicalPrices, historical1DayPrices);
+        } else if (OperationType.close.name().equals(operation)) {
+            signal = analyzeClose(historicalPrices, historical1DayPrices);
         }
-        // 根据信号和当前持仓状态生成交易指令
-        if (signal == PositionType.LONG_BUY) {
-            // 开多:买入开多(side 填写 buy; posSide 填写 long )
-            return new TradingOrder("buy", "long");
-        } else if (signal == PositionType.LONG_SELL) {
-            // 开空:卖出开空(side 填写 sell; posSide 填写 short )
-            return new TradingOrder("sell", "long");
-        } else if (signal == PositionType.SHORT_SELL) {
-            // 开空:卖出开空(side 填写 sell; posSide 填写 short )
-            return new TradingOrder("sell", "short");
-        } else if (signal == PositionType.SHORT_BUY) {
-            // 开空:卖出开空(side 填写 sell; posSide 填写 short )
-            return new TradingOrder("buy", "short");
-        }
-        // 没有交易信号
-        return null;
+        
+        // 根据信号生成交易指令
+        return convertSignalToTradingOrder(signal);
     }
 
+    /**
+     * 分析最新价格数据并生成开仓信号
+     *
+     * @param closePrices 收盘价序列
+     * @param close1DPrices 日线收盘价序列
+     * @return 生成的交易信号(LONG、SHORT或NONE)
+     */
+    public PositionType analyzeOpen(List<BigDecimal> closePrices, List<BigDecimal> close1DPrices) {
+        // 数据检查:确保有足够的数据点进行计算(需要足够数据计算200日EMA)
+        if (closePrices == null || closePrices.size() < Math.max(34, trendPeriod) || 
+            close1DPrices == null || close1DPrices.size() < Math.max(34, trendPeriod)) {
+            return PositionType.NONE; // 数据不足,无法生成信号
+        }
+
+        // 计算MACD指标
+        MACDResult macdResult = MACDCalculator.calculateMACD(
+                closePrices, shortPeriod, longPeriod, signalPeriod);
+         log.info("MACD计算结果:{}", macdResult.getMacdData().get(macdResult.getMacdData().size() - 1));
+
+        // 多头开仓条件检查
+        if (isLongEntryCondition(macdResult, closePrices, close1DPrices)) {
+            log.info("多头开仓信号,价格:{}", closePrices.get(closePrices.size() - 1));
+            return PositionType.LONG_BUY;
+        }
+
+        // 空头开仓条件检查
+        if (isShortEntryCondition(macdResult, closePrices, close1DPrices)) {
+            log.info("空头开仓信号,价格:{}", closePrices.get(closePrices.size() - 1));
+            return PositionType.SHORT_SELL;
+        }
+        
+        // 无信号
+        return PositionType.NONE;
+    }
+
+    /**
+     * 分析最新价格数据并生成平仓信号
+     *
+     * @param closePrices 收盘价序列
+     * @param close1DPrices 日线收盘价序列
+     * @return 生成的交易信号(LONG_SELL、SHORT_BUY或NONE)
+     */
+    public PositionType analyzeClose(List<BigDecimal> closePrices, List<BigDecimal> close1DPrices) {
+        // 数据检查:确保有足够的数据点进行计算
+        if (closePrices == null || closePrices.size() < Math.max(34, trendPeriod) || 
+            close1DPrices == null || close1DPrices.size() < Math.max(34, trendPeriod)) {
+            return PositionType.NONE; // 数据不足,无法生成信号
+        }
+
+        // 计算MACD指标
+        MACDResult macdResult = MACDCalculator.calculateMACD(
+                closePrices, shortPeriod, longPeriod, signalPeriod);
+
+        // 最新收盘价
+        BigDecimal latestPrice = closePrices.get(closePrices.size() - 1);
+
+        if (isLongExitCondition(macdResult, latestPrice)) {
+            log.info("多头平仓信号,价格:{}", latestPrice);
+            return PositionType.LONG_SELL;
+        }
+        
+        if (isShortExitCondition(macdResult, latestPrice)) {
+            log.info("空头平仓信号,价格:{}", latestPrice);
+            return PositionType.SHORT_BUY;
+        }
+
+        // 无信号
+        return PositionType.NONE;
+    }
+
+    // 信号转换方法
+    
+    /**
+     * 将持仓信号转换为交易指令
+     *
+     * @param signal 持仓信号
+     * @return 交易指令,无信号则返回null
+     */
+    private TradingOrder convertSignalToTradingOrder(PositionType signal) {
+        if (signal == null) {
+            return null;
+        }
+        
+        switch (signal) {
+            case LONG_BUY:
+                // 开多:买入开多(side 填写 buy; posSide 填写 long )
+                return new TradingOrder("buy", "long");
+            case LONG_SELL:
+                // 平多:卖出平多(side 填写 sell; posSide 填写 long )
+                return new TradingOrder("sell", "long");
+            case SHORT_SELL:
+                // 开空:卖出开空(side 填写 sell; posSide 填写 short )
+                return new TradingOrder("sell", "short");
+            case SHORT_BUY:
+                // 平空:买入平空(side 填写 buy; posSide 填写 short )
+                return new TradingOrder("buy", "short");
+            default:
+                // 无信号
+                return null;
+        }
+    }
+
+    // 开仓条件检查方法
+    
     /**
      * 多头开仓条件检查
      *
      * @param macdResult MACD计算结果
      * @param closePrices 收盘价序列
-     * @param volatility 当前波动率
+     * @param close1DPrices 日线收盘价序列
      * @return 是否满足多头开仓条件
      */
-    private boolean isLongEntryCondition(MACDResult macdResult, List<BigDecimal> closePrices, BigDecimal volatility) {
+    private boolean isLongEntryCondition(MACDResult macdResult, List<BigDecimal> closePrices, List<BigDecimal> close1DPrices) {
+        // 1. 计算200日EMA(趋势过滤)
+        List<BigDecimal> trendEma = EMACalculator.calculateEMA(close1DPrices, trendPeriod, true);
+        BigDecimal latestTrendEma = trendEma.get(trendEma.size() - 1);
+        BigDecimal latestPrice = closePrices.get(closePrices.size() - 1);
+        
+        // 2. 价格必须位于200日EMA上方(多头趋势确认)
+        boolean isAboveTrend = latestPrice.compareTo(latestTrendEma) > 0;
+        
+        // 3. MACD金叉检查
+        boolean isGoldenCross = isGoldenCross(macdResult);
+        
+        // 4. MACD柱状线由负转正(动量转变)
+        boolean isMacdHistTurningPositive = isMacdHistTurningPositive(macdResult);
+        
+        // 5. 底背离检查(增强多头信号可靠性)
+        boolean isBottomDivergence = MACDCalculator.isBottomDivergence(closePrices, macdResult);
 
-        // 2. MACD金叉且柱状线扩张检查
-        boolean isMacdFavorable = isMacdGoldenCrossAndExpanding(macdResult);
+        log.info("多头信号检查, 价格位于200日EMA上方: {}, 金叉: {}, MACD柱状线由负转正: {}, 底背离: {}",
+                isAboveTrend, isGoldenCross, isMacdHistTurningPositive, isBottomDivergence);
         
-        // 3. MACD柱状线必须为正
-        boolean macdPositive = isMacdPositive(macdResult);
-        
-        // 4. 波动率过滤(必须在合理范围内)
-        boolean volatilityFilter = isVolatilityInRange(volatility);
-        
-        if (macdPositive && volatilityFilter && isMacdFavorable) {
-            log.info("多头信号形成, MACD有利状态: {}, 柱状线为正: {}, 波动率过滤: {}",
-                    isMacdFavorable, macdPositive, volatilityFilter);
-        }
-        
-        // 所有条件必须同时满足
-        return macdPositive && volatilityFilter && isMacdFavorable;
+        // 多头开仓条件:趋势向上 + 金叉 + (柱状线转强或底背离)
+        return isAboveTrend && isGoldenCross && (isMacdHistTurningPositive || isBottomDivergence);
     }
 
     /**
@@ -254,27 +287,35 @@
      * 
      * @param macdResult MACD计算结果
      * @param closePrices 收盘价序列
-     * @param volatility 当前波动率
+     * @param close1DPrices 日线收盘价序列
      * @return 是否满足空头开仓条件
      */
-    private boolean isShortEntryCondition(MACDResult macdResult, List<BigDecimal> closePrices, BigDecimal volatility) {
-        // 2. MACD死叉且柱状线收缩检查
-        boolean isMacdFavorable = isMacdDeathCrossAndContracting(macdResult);
+    private boolean isShortEntryCondition(MACDResult macdResult, List<BigDecimal> closePrices, List<BigDecimal> close1DPrices) {
+        // 1. 计算200日EMA(趋势过滤)
+        List<BigDecimal> trendEma = EMACalculator.calculateEMA(close1DPrices, trendPeriod, true);
+        BigDecimal latestTrendEma = trendEma.get(trendEma.size() - 1);
+        BigDecimal latestPrice = closePrices.get(closePrices.size() - 1);
         
-        // 3. MACD柱状线必须为负
-        boolean macdNegative = isMacdNegative(macdResult);
+        // 2. 价格必须位于200日EMA下方(空头趋势确认)
+        boolean isBelowTrend = latestPrice.compareTo(latestTrendEma) < 0;
         
-        // 4. 波动率过滤(必须在合理范围内)
-        boolean volatilityFilter = isVolatilityInRange(volatility);
+        // 3. MACD死叉检查
+        boolean isDeathCross = isDeathCross(macdResult);
         
-        if (macdNegative && volatilityFilter && isMacdFavorable) {
-            log.info("空头信号形成, MACD有利状态: {}, 柱状线为负: {}, 波动率过滤: {}",
-                    isMacdFavorable, macdNegative, volatilityFilter);
-        }
+        // 4. MACD柱状线由正转负(动量转变)
+        boolean isMacdHistTurningNegative = isMacdHistTurningNegative(macdResult);
         
-        // 所有条件必须同时满足
-        return macdNegative && volatilityFilter && isMacdFavorable;
+        // 5. 顶背离检查(增强空头信号可靠性)
+        boolean isTopDivergence = MACDCalculator.isTopDivergence(closePrices, macdResult);
+
+        log.info("空头信号检查, 价格位于200日EMA下方: {}, 死叉: {}, MACD柱状线由正转负: {}, 顶背离: {}",
+                isBelowTrend, isDeathCross, isMacdHistTurningNegative, isTopDivergence);
+        
+        // 空头开仓条件:趋势向下 + 死叉 + (柱状线转弱或顶背离)
+        return isBelowTrend && isDeathCross && (isMacdHistTurningNegative || isTopDivergence);
     }
+
+    // 平仓条件检查方法
     
     /**
      * 多头平仓条件检查
@@ -284,17 +325,17 @@
      * @return 是否满足多头平仓条件
      */
     private boolean isLongExitCondition(MACDResult macdResult, BigDecimal currentPrice) {
-        // 1. MACD柱状线由正转负(动量转变)
+        // 多头平仓条件:MACD柱状线动量减弱(由正转弱)
         List<PriceData> macdData = macdResult.getMacdData();
         if (macdData.size() >= 2) {
             PriceData latest = macdData.get(macdData.size() - 1);
             PriceData previous = macdData.get(macdData.size() - 2);
 
-            boolean momentumShift = previous.getMacdHist().compareTo(BigDecimal.ZERO) >= 0 && 
-                                   latest.getMacdHist().abs().compareTo(previous.getMacdHist().abs()) < 0;
-            if (momentumShift) {
-                return true;
-            }
+            // 柱状线由正转弱:前一根为正,当前绝对值减小
+            boolean momentumWeakening = previous.getMacdHist().compareTo(BigDecimal.ZERO) >= 0 && 
+                                      latest.getMacdHist().abs().compareTo(previous.getMacdHist().abs()) < 0;
+            
+            return momentumWeakening;
         }
         return false;
     }
@@ -307,64 +348,55 @@
      * @return 是否满足空头平仓条件
      */
     private boolean isShortExitCondition(MACDResult macdResult, BigDecimal currentPrice) {
-        // 1. MACD柱状线由负转正(动量转变)
+        // 空头平仓条件:MACD柱状线动量减弱(由负转弱)
         List<PriceData> macdData = macdResult.getMacdData();
         if (macdData.size() >= 2) {
             PriceData latest = macdData.get(macdData.size() - 1);
             PriceData previous = macdData.get(macdData.size() - 2);
             
-            boolean momentumShift = previous.getMacdHist().compareTo(BigDecimal.ZERO) <= 0 &&
-                                latest.getMacdHist().abs().compareTo(previous.getMacdHist().abs()) < 0;
-            if (momentumShift) {
-                return true;
-            }
+            // 柱状线由负转弱:前一根为负,当前绝对值减小
+            boolean momentumWeakening = previous.getMacdHist().compareTo(BigDecimal.ZERO) <= 0 &&
+                                      latest.getMacdHist().abs().compareTo(previous.getMacdHist().abs()) < 0;
+            
+            return momentumWeakening;
         }
         
         return false;
     }
+
+    // MACD信号辅助方法
     
     /**
-     * MACD金叉且柱状线扩张检查
+     * 简单金叉判断
      * <p>
-     * 条件:
-     * 1. DIF线从下往上穿过DEA线(金叉)
-     * 2. MACD柱状线绝对值增大且为正值(动量增强)
+     * 条件:DIF线从下往上穿过DEA线
      * 
      * @param macdResult MACD计算结果
-     * @return 是否形成MACD金叉或柱状线扩张
+     * @return 是否形成金叉
      */
-    private boolean isMacdGoldenCrossAndExpanding(MACDResult macdResult) {
+    private boolean isGoldenCross(MACDResult macdResult) {
         List<PriceData> macdData = macdResult.getMacdData();
-        if (macdData.size() < 3) {
+        if (macdData.size() < 2) {
             return false;
         }
 
         PriceData latest = macdData.get(macdData.size() - 1);
         PriceData previous = macdData.get(macdData.size() - 2);
-        PriceData prevPrev = macdData.get(macdData.size() - 3);
         
         // 金叉判断:DIF从下往上穿过DEA
-        boolean isGoldenCross = prevPrev.getDif().compareTo(prevPrev.getDea()) <= 0 && 
-                              previous.getDif().compareTo(previous.getDea()) > 0;
-        
-        // 柱状线扩张判断:连续正值且绝对值增大
-        boolean isExpanding = latest.getMacdHist().compareTo(BigDecimal.ZERO) > 0 && 
-                            previous.getMacdHist().compareTo(BigDecimal.ZERO) > 0 &&
-                            previous.getMacdHist().abs().compareTo(latest.getMacdHist().abs()) < 0;
-        
-        // 金叉或柱状线扩张任一满足即可
-        return isGoldenCross && isExpanding;
+        return previous.getDif().compareTo(previous.getDea()) <= 0 && 
+               latest.getDif().compareTo(latest.getDea()) > 0;
     }
     
     /**
-     * MACD柱状线扩张检查
+     * 简单死叉判断
      * <p>
-     * 条件:当前MACD柱状线绝对值大于前一根
+     * 条件:DIF线从上往下穿过DEA线
      * 
      * @param macdResult MACD计算结果
-     * @return MACD柱状线是否扩张
+     * @return 是否形成死叉
      */
-    private boolean isExpanding(MACDResult macdResult) {
+    private boolean isDeathCross(MACDResult macdResult) {
         List<PriceData> macdData = macdResult.getMacdData();
         if (macdData.size() < 2) {
             return false;
@@ -372,53 +404,21 @@
 
         PriceData latest = macdData.get(macdData.size() - 1);
         PriceData previous = macdData.get(macdData.size() - 2);
-        
-        // MACD柱状线扩张:当前绝对值大于前一根
-        return latest.getMacdHist().abs().compareTo(previous.getMacdHist().abs()) > 0;
-    }
-
-    /**
-     * MACD死叉且柱状线收缩检查
-     * <p>
-     * 条件:
-     * 1. DIF线从上往下穿过DEA线(死叉)
-     * 2. MACD柱状线绝对值减小且为负值(动量减弱)
-     * 
-     * @param macdResult MACD计算结果
-     * @return 是否形成MACD死叉或柱状线收缩
-     */
-    private boolean isMacdDeathCrossAndContracting(MACDResult macdResult) {
-        List<PriceData> macdData = macdResult.getMacdData();
-        if (macdData.size() < 3) {
-            return false;
-        }
-
-        PriceData latest = macdData.get(macdData.size() - 1);
-        PriceData previous = macdData.get(macdData.size() - 2);
-        PriceData prevPrev = macdData.get(macdData.size() - 3);
         
         // 死叉判断:DIF从上往下穿过DEA
-        boolean isDeathCross = prevPrev.getDif().compareTo(prevPrev.getDea()) >= 0 && 
-                             previous.getDif().compareTo(previous.getDea()) < 0;
-        
-        // 柱状线收缩判断:连续负值且绝对值减小
-        boolean isContracting = latest.getMacdHist().compareTo(BigDecimal.ZERO) < 0 && 
-                              previous.getMacdHist().compareTo(BigDecimal.ZERO) < 0 &&
-                              previous.getMacdHist().abs().compareTo(latest.getMacdHist().abs()) > 0;
-        
-        // 死叉或柱状线收缩任一满足即可
-        return isDeathCross && isContracting;
+        return previous.getDif().compareTo(previous.getDea()) >= 0 && 
+               latest.getDif().compareTo(latest.getDea()) < 0;
     }
     
     /**
-     * MACD柱状线收缩检查
+     * MACD柱状线由负转正判断
      * <p>
-     * 条件:前一根MACD柱状线绝对值大于当前
+     * 条件:前一根柱状线为负,当前柱状线为正
      * 
      * @param macdResult MACD计算结果
-     * @return MACD柱状线是否收缩
+     * @return 是否由负转正
      */
-    private boolean isContracting(MACDResult macdResult) {
+    private boolean isMacdHistTurningPositive(MACDResult macdResult) {
         List<PriceData> macdData = macdResult.getMacdData();
         if (macdData.size() < 2) {
             return false;
@@ -427,50 +427,31 @@
         PriceData latest = macdData.get(macdData.size() - 1);
         PriceData previous = macdData.get(macdData.size() - 2);
         
-        // MACD柱状线收缩:前一根绝对值大于当前
-        return previous.getMacdHist().abs().compareTo(latest.getMacdHist().abs()) > 0;
+        // 柱状线由负转正:前一根为负,当前为正
+        return previous.getMacdHist().compareTo(BigDecimal.ZERO) <= 0 && 
+               latest.getMacdHist().compareTo(BigDecimal.ZERO) > 0;
     }
     
     /**
-     * 检查MACD柱状线是否为正值
+     * MACD柱状线由正转负判断
+     * <p>
+     * 条件:前一根柱状线为正,当前柱状线为负
      * 
      * @param macdResult MACD计算结果
-     * @return MACD柱状线是否为正值
+     * @return 是否由正转负
      */
-    private boolean isMacdPositive(MACDResult macdResult) {
+    private boolean isMacdHistTurningNegative(MACDResult macdResult) {
         List<PriceData> macdData = macdResult.getMacdData();
-        if (macdData.isEmpty()) {
+        if (macdData.size() < 2) {
             return false;
         }
-        return macdData.get(macdData.size() - 1).getMacdHist().compareTo(BigDecimal.ZERO) > 0;
-    }
-    
-    /**
-     * 检查MACD柱状线是否为负值
-     * 
-     * @param macdResult MACD计算结果
-     * @return MACD柱状线是否为负值
-     */
-    private boolean isMacdNegative(MACDResult macdResult) {
-        List<PriceData> macdData = macdResult.getMacdData();
-        if (macdData.isEmpty()) {
-            return false;
-        }
-        return macdData.get(macdData.size() - 1).getMacdHist().compareTo(BigDecimal.ZERO) < 0;
+
+        PriceData latest = macdData.get(macdData.size() - 1);
+        PriceData previous = macdData.get(macdData.size() - 2);
+        
+        // 柱状线由正转负:前一根为正,当前为负
+        return previous.getMacdHist().compareTo(BigDecimal.ZERO) >= 0 && 
+               latest.getMacdHist().compareTo(BigDecimal.ZERO) < 0;
     }
 
-    /**
-     * 波动率过滤检查
-     *
-     * @param volatility 当前波动率
-     * @return 波动率是否在0.5%~5%范围内
-     */
-    private boolean isVolatilityInRange(BigDecimal volatility) {
-        BigDecimal minVolatility = new BigDecimal("0.1"); // 降低最小波动率阈值
-        BigDecimal maxVolatility = new BigDecimal("5.0");
-
-        return volatility.compareTo(minVolatility) >= 0 &&
-                volatility.compareTo(maxVolatility) <= 0;
-    }
-
-}
\ No newline at end of file
+}

--
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