一个更精度的平滑涵数, 可用于股票交易系统.用于Amibroker 平台

				//------------------------------------------------------------------------------
				//
				//  Formula Name:    Relative strength comparison with moving average
				//  Author/Uploader: Don McKay 
				//  E-mail:          
				//  Date/Time Added: 2004-01-15 09:30:50
				//  Origin:          
				//  Keywords:        Relative strength comparison
				//  Level:           basic
				//  Flags:           indicator
				//  Formula URL:     http://www.amibroker.com/library/formula.php?id=322
				//  Details URL:     http://www.amibroker.com/library/detail.php?id=322
				//
				//------------------------------------------------------------------------------
				//
				//  Compare current stock against another with a moving average.
				//
				//------------------------------------------------------------------------------
				
				/* Relative Strength Comparison with Relative Strength Moving Average*/
				
				RSTick = "^AORD"; //Replace with ticker of your choice
				
				WMAvalue = Param("RelStre WMA", 30, 1, 55, 1);
				Plot ( RelStrength( RSTick),"RelStrength "+ RSTick, -8 );// Plot Relative Strength 
				Plot (WMA( RelStrength( RSTick),WMAvalue)," RelStrength WMA "+ WMAvalue, colorBrightGreen, styleLine);