SATL_v2
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This script functions as a technical analysis indicator designed to smooth out market fluctuations and identify underlying price trends. Rather than simply following the immediate movement of the current price, it uses a sophisticated mathematical approach to provide a clearer picture of where the market is heading.
Core Logic Overview
The primary mechanism of this tool is a weighted calculation based on historical data. Instead of treating every previous price point as equally important, the script assigns a specific "weight" or significance to each of the past 65 price points (closing prices).
How it Works
- Historical Data Window: The indicator looks back at exactly 65 bars of historical data to calculate its current value.
- Weighted Distribution: Each bar in that 65-bar window is multiplied by a unique coefficient. For example, more recent prices are given higher positive weights, while older prices are assigned different values—including some negative weights—to neutralize "noise" and emphasize significant structural shifts.
- Trend Smoothing: By combining these 65 different data points into a single cumulative value, the indicator filters out minor price spikes and "jitter," resulting in a smoother line on your chart.
- Visual Representation: The result is plotted as a continuous red line. This line helps traders visualize the momentum of the market by showing the balance between recent gains, historical retreats, and overall price structure.
Summary for Traders
Essentially, this script acts as a sophisticated "moving average" that behaves more dynamically than standard indicators. It processes a large amount of historical information to create a stabilized trend line, helping you distinguish between temporary market volatility and sustained directional moves.
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SATL_v2
//+------------------------------------------------------------------+
//| SATL.mq4 |
//| |
//+------------------------------------------------------------------+
#property copyright "Copyright 2002, Finware.ru Ltd."
#property link "http://www.finware.ru/"
//----
#property indicator_chart_window
#property indicator_buffers 1
#property indicator_color1 Red
//---- buffers
double SATLBuffer[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
string short_name;
//---- indicator line
SetIndexStyle(0,DRAW_LINE);
SetIndexBuffer(0,SATLBuffer);
SetIndexDrawBegin(0,64);
//----
return(0);
}
//+------------------------------------------------------------------+
//| SATL |
//+------------------------------------------------------------------+
int start()
{
int i,counted_bars=IndicatorCounted();
//----
if(Bars<=64) return(0);
//---- initial zero
if(counted_bars<64)
for(i=1;i<=0;i++) SATLBuffer[Bars-i]=0.0;
//----
i=Bars-64-1;
if(counted_bars>=64) i=Bars-counted_bars-1;
while(i>=0)
{
SATLBuffer[i]=
0.0982862174*Close[i+0]
+0.0975682269*Close[i+1]
+0.0961401078*Close[i+2]
+0.0940230544*Close[i+3]
+0.0912437090*Close[i+4]
+0.0878391006*Close[i+5]
+0.0838544303*Close[i+6]
+0.0793406350*Close[i+7]
+0.0743569346*Close[i+8]
+0.0689666682*Close[i+9]
+0.0632381578*Close[i+10]
+0.0572428925*Close[i+11]
+0.0510534242*Close[i+12]
+0.0447468229*Close[i+13]
+0.0383959950*Close[i+14]
+0.0320735368*Close[i+15]
+0.0258537721*Close[i+16]
+0.0198005183*Close[i+17]
+0.0139807863*Close[i+18]
+0.0084512448*Close[i+19]
+0.0032639979*Close[i+20]
-0.0015350359*Close[i+21]
-0.0059060082*Close[i+22]
-0.0098190256*Close[i+23]
-0.0132507215*Close[i+24]
-0.0161875265*Close[i+25]
-0.0186164872*Close[i+26]
-0.0205446727*Close[i+27]
-0.0219739146*Close[i+28]
-0.0229204861*Close[i+29]
-0.0234080863*Close[i+30]
-0.0234566315*Close[i+31]
-0.0231017777*Close[i+32]
-0.0223796900*Close[i+33]
-0.0213300463*Close[i+34]
-0.0199924534*Close[i+35]
-0.0184126992*Close[i+36]
-0.0166377699*Close[i+37]
-0.0147139428*Close[i+38]
-0.0126796776*Close[i+39]
-0.0105938331*Close[i+40]
-0.0084736770*Close[i+41]
-0.0063841850*Close[i+42]
-0.0043466731*Close[i+43]
-0.0023956944*Close[i+44]
-0.0005535180*Close[i+45]
+0.0011421469*Close[i+46]
+0.0026845693*Close[i+47]
+0.0040471369*Close[i+48]
+0.0052380201*Close[i+49]
+0.0062194591*Close[i+50]
+0.0070340085*Close[i+51]
+0.0076266453*Close[i+52]
+0.0080376628*Close[i+53]
+0.0083037666*Close[i+54]
+0.0083694798*Close[i+55]
+0.0082901022*Close[i+56]
+0.0080741359*Close[i+57]
+0.0077543820*Close[i+58]
+0.0073260526*Close[i+59]
+0.0068163569*Close[i+60]
+0.0062325477*Close[i+61]
+0.0056078229*Close[i+62]
+0.0049516078*Close[i+63]
+0.0161380976*Close[i+64];
i--;
}
return(0);
}
//+------------------------------------------------------------------+
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