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alexcolson

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alexcolson
Apr 21st, 2011
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  1. # get a time based subset
  2. x<-xx['2007-01::2007-06']
  3.  
  4. barChart(x)
  5. # add volume indicator
  6. addVo()
  7. # add a Exponential moving average
  8.  
  9. addTA(EMA(Vo(x),n=20))
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