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修改bb取值

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jackyu66git
2025-07-06 10:17:34 +08:00
parent aab41b4cf7
commit da2ee3bb45
2 changed files with 12 additions and 9 deletions
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web/app.py
+1 -1
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@@ -270,7 +270,7 @@ def add_indicators(df):
df['rsi'] = ta.RSI(df, timeperiod=14) df['rsi'] = ta.RSI(df, timeperiod=14)
# 计算布林带 (当前周期 - 20周期，2标准差) # 计算布林带 (当前周期 - 20周期，2标准差)
bb = ta.BBANDS(df, timeperiod=20, nbdevup=2.0, nbdevdn=2.0, matype=0) bb = ta.BBANDS(df, timeperiod=365, nbdevup=3.0, nbdevdn=3.0, matype=0)
df['bb_upper'] = bb['upperband'].fillna(0) df['bb_upper'] = bb['upperband'].fillna(0)
df['bb_middle'] = bb['middleband'].fillna(0) df['bb_middle'] = bb['middleband'].fillna(0)
df['bb_lower'] = bb['lowerband'].fillna(0) df['bb_lower'] = bb['lowerband'].fillna(0)
web/templates/index.html
+11 -8
View File
@@ -3740,7 +3740,7 @@
if (fx.fx_strength < 1.0){ // 调整小周期阈值 if (fx.fx_strength < 1.0){ // 调整小周期阈值
displayText = fx.fx_strength >= 0.6 ? '' : '' // 0.6以上显示点 displayText = fx.fx_strength >= 0.6 ? '' : '' // 0.6以上显示点
} }
displayText = fx.fx_type.replace("TOP", "").replace("BOTTOM", "").replace("1", "").replace("2", "").replace("30", ""); displayText = fx.fx_type.replace("TOP", "").replace("BOTTOM", "").replace("11", "").replace("21", "").replace("3", "");
// 小周期分型标记配置 // 小周期分型标记配置
const markerConfig = { const markerConfig = {
time: timestamp, time: timestamp,
@@ -7003,12 +7003,13 @@
.reduce((sum, val) => sum + val, 0) / length; .reduce((sum, val) => sum + val, 0) / length;
break; break;
case 'EMA': case 'EMA':
if (i === length - 1) { const multiplier = 2 / (length + 1);
// 第一个EMA值使用SMA if (result.length === 0) {
value = sourceData.slice(0, length) // 第一个EMA值使用SMA作为种子值
value = sourceData.slice(i - length + 1, i + 1)
.reduce((sum, val) => sum + val, 0) / length; .reduce((sum, val) => sum + val, 0) / length;
} else { } else {
const multiplier = 2 / (length + 1); // 后续EMA值使用标准公式
value = sourceData[i] * multiplier + result[result.length - 1].value * (1 - multiplier); value = sourceData[i] * multiplier + result[result.length - 1].value * (1 - multiplier);
} }
break; break;
@@ -7052,11 +7053,13 @@
.reduce((sum, item) => sum + item.value, 0) / smoothLength; .reduce((sum, item) => sum + item.value, 0) / smoothLength;
break; break;
case 'EMA': case 'EMA':
if (i === smoothLength - 1) { const multiplier = 2 / (smoothLength + 1);
value = maData.slice(0, smoothLength) if (result.length === 0) {
// 第一个EMA值使用SMA作为种子值
value = maData.slice(i - smoothLength + 1, i + 1)
.reduce((sum, item) => sum + item.value, 0) / smoothLength; .reduce((sum, item) => sum + item.value, 0) / smoothLength;
} else { } else {
const multiplier = 2 / (smoothLength + 1); // 后续EMA值使用标准公式
value = maData[i].value * multiplier + result[result.length - 1].value * (1 - multiplier); value = maData[i].value * multiplier + result[result.length - 1].value * (1 - multiplier);
} }
break; break;