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On the other hand if I apply the TJ example from 
the Help file to the same NDX family, long only, I get a CAR of 42% 
for the 
same date range.  Still too high in the 
drawdown but much better results, if you look at the chart. 
 Optimized it will produce CAR of 
74% 
 JOE  
  
/***** 
** REGULAR PORTFOLIO mode  
** This sample optimization 
** finds what is optimum number of positions open simultaneously 
**  
****/ 
SetOption ("InitialEquity", 20000 );
SetTradeDelays (1,1,1,1);
RoundLotSize =  1; 
posqty =  Optimize("PosQty", 
4, 1, 20, 1 );
SetOption ("MaxOpenPositions", posqty);
// desired position size is 100% portfolio equity 
// divided by PosQty positions 
PositionSize = - 100/posqty; 
// The system is very simple... 
// MA parameters could be optimized too... 
p1 =  10;
p2 =  22;
// simple MA crossover 
Short = Cross( 
MA(C,p1) , 
MA(C,p2) );
Buy= Cross( 
MA(C,p2) , 
MA(C,p1) 
);
// always in the market  
Sell = Short;  
Cover=Buy; 
// now additional score  
// that is used to rank equities  
// when there are more ENTRY signals that available 
// positions/cash 
PositionScore  =  100-RSI(); 
// prefer stocks that have low 
RSI;
   
  ----- Original Message -----  
  
  
  Sent: Wednesday, August 17, 2005 8:50 
  AM 
  Subject: [amibroker] Re: Can somebody 
  test this simple system and post results ? 
  
  Portfolio (for stocks)- only long with commissions of 
  $11.  For at  least 5-10 yrs. For futures (if you have it) - both 
  long and short with slippage and  commissions of, maybe, $75.  5-10 
  Yrs. Thanks
  --- In amibroker@xxxxxxxxxxxxxxx, "Joe 
  Landry" <jelandry@x...> wrote: > 
  Hello - Dickie, How do you want it run?  Individual stocks backtest 
   or portfolio?  Range? >  > I ran it as a portfolio 
  backtest against NDX100 component stocks  and didn't get anything positive 
  for CAR. >  > If I run it as individual backtest for this year 
  (YTD) I get a CAR  distribution, with the top 20 starting at a CAR 
  of > 47% looking like this to a car of -43%.  Almost looks like a 
  bell  shaped curve distribution.   >  > Looks like it 
  needs 'something'.  >  > Hope this helps > JOE  > 
   >  >  >       Ticker Net 
  Profit Net % Profit Exposure % CAR RAR Max. Trade  Drawdown 
   >       GENZ 2690.94 26.91 7.01 47.19 
  673.59 -399.94  >       PTEN 2362.2 23.62 
  3.18 41.06 1289.24 -268.01  >       EBAY 
  2282.21 22.82 8.28 39.58 478.02 -636.19 
   >       ERTS 2215.96 22.16 7.64 38.36 
  501.9 -284.99  >       QCOM 2126.12 21.26 
  7.64 36.71 480.35 -597.19  >       TLAB 
  2101.32 21.01 2.55 36.26 1423.27 -112.22 
   >       YHOO 1985.41 19.85 6.37 34.15 
  536.16 -416.49  >       PAYX 1788.71 17.89 
  4.46 30.6 686.26 -171.93  >       AMZN 
  1633.94 16.34 2.55 27.83 1092.22 -224.55 
   >       PETM 1475.05 14.75 5.1 25.01 
  490.77 -178.67  >       ADBE 1445.25 14.45 
  3.82 24.48 640.59 -220.1  >       CDWC 
  1439.62 14.4 6.37 24.38 382.79 -459.35 
   >       JDSU 1420.79 14.21 3.82 24.05 
  629.3 -880.89  >       BRCM 1380.04 13.8 
  4.46 23.33 523.32 -396.98  >       LAMR 
  1368.83 13.69 7.01 23.14 330.21 -387.15 
   >       VRSN 1351.03 13.51 3.18 22.82 
  716.64 -310.13  >       DISH 1346.31 13.46 
  5.73 22.74 396.69 -67.49  >       CTXS 
  1301.72 13.02 2.55 21.96 861.88 -343.07 
   >       SEBL 1257.06 12.57 3.18 21.18 
  664.98 -412.26  >  >  >   ----- Original Message 
  -----  >   From: Dickie Paria  >   To: 
  amibroker@xxxxxxxxxxxxxxx  >   Sent: Wednesday, August 17, 
  2005 7:55 AM >   Subject: [amibroker] Can somebody test this 
  simple system and  post results ? >  >  >   
  This is a slight modification to a simple system from an article  in 
   >   April 2005 'Active Trader' mag (article by Xavier 
  Raj).  It looks  >   for 'extreme' price bars i.e., it 
  goes long the next day if price  >   today opens at the bottom 
  10% of the price bar and closes at the  top  >   10% of the 
  bar.  The trade stays in the market for 24 hrs i.e.,  it 
   >   sells on the open of the following day.  Going short 
  is the exact  >   opposite. >   Can somebody 
  test it for me on the NDX100 stocks or, perhaps,  Dow30 
  ? >   [I don't carry alot of stocks on my flash drive]  
  Thanks >  >   Range = (H-L); > 
   >   //Open is in the lowest 10% of the price bar and Close 
   >   // is in the highest 10% of the price 
  bar >   PriceUp = Close > (High - (Range/10)) AND Open < 
  (Low +  (Range/10)); >  >   //Open is in the highest 
  10% of the price bar and  >   // Close is in lowest 10% of the 
  price bar >   PriceDown = Close < (Low + (Range/10)) AND 
  Open > (High - (Range/10)); >  >   //Trade on 
  BuyPrice and ShortPrice with one bar delay >   SetTradeDelays 
  (1,1,1,1); >  >   BuyPrice = ShortPrice = CoverPrice = 
  SellPrice = Open; >  >   Buy = IIf (PriceUp, BuyPrice, 
  0); >   Sell = 0; >  >   Short = IIf 
  (PriceDown, ShortPrice, 0); >   Cover = 0; > 
   >   ApplyStop (stopTypeNBar, 1, 1,0); >  > 
   >  >  >   Please note that this group is for 
  discussion between users only. >  >   To get support 
  from AmiBroker please send an e-mail directly to  >   SUPPORT 
  {at} amibroker.com >  >   For other support material 
  please check also: >   http://www.amibroker.com/support.html > 
   >  >  >  >  > 
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  |   Title: Unnamed 75 - Backtest Report
 
/***** 
** REGULAR PORTFOLIO mode  
** This sample optimization 
** finds what is optimum number of positions open simultaneously 
**  
****/ 
 
SetOption("InitialEquity", 20000 ); 
SetTradeDelays(1,1,1,1); 
RoundLotSize = 1;  
 
posqty = Optimize("PosQty", 4, 1, 20, 1 ); 
SetOption("MaxOpenPositions", posqty); 
 
// desired position size is 100% portfolio equity 
// divided by PosQty positions 
 
PositionSize = -100/posqty;  
 
// The system is very simple... 
// MA parameters could be optimized too... 
p1 = 10; 
p2 = 22; 
// simple MA crossover 
Short=Cross( MA(C,p1) , MA(C,p2) ); 
Buy=Cross( MA(C,p2) , MA(C,p1) ); 
// always in the market  
Sell=Short;  
Cover=Buy; 
 
// now additional score  
// that is used to rank equities  
// when there are more ENTRY signals that available 
// positions/cash 
PositionScore = 100-RSI(); // prefer stocks that have low RSI; 
 
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