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- 在线时间
- 13156 小时
- 注册时间
- 2009-12-3
- 最后登录
- 2024-11-24
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【Standard Error Bands】
- inputs:
- Price( Close ),
- LinRegLength( 21 ),
- SmoothingLength( 3 ),
- Displace( 0 ) ;
- variables:
- var0( 0 ),
- var1( 0 ),
- var2( 0 ),
- var3( 0 ),
- var4( 0 ) ;
- var0 = LinearRegValue( Price, LinRegLength, 0 ) ;
- var1 = Average( var0, SmoothingLength ) ;
- var2 = Average( StdError( Price, LinRegLength ), SmoothingLength ) ;
- var3 = var1 - var2 ;
- var4 = var1 + var2 ;
- condition1 = ( Displace >= 0 or CurrentBar > AbsValue( Displace ) ) and CurrentBar >= SmoothingLength ;
- if condition1 then
- begin
- Plot1[Displace]( var4, "UpperBand" ) ;
- Plot2[Displace]( var3, "LowerBand" ) ;
- Plot3[Displace]( var1, "MidLine" ) ;
-
- if Displace <= 0 then
- begin
- condition1 = Price crosses over var3 ;
- if condition1 then
- Alert( "Price crossing over lower price band" )
- else
- begin
- condition1 = Price crosses under var4 ;
- if condition1 then
- Alert( "Price crossing under upper price band" ) ;
- end;
- end ;
- end ;
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