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RE: [amibroker] Re: PositionScore Ideas



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<SPAN 
class=019140323-13122003>Do I have it right that there's other buy/sell signal 
code we're not seeing, and PositionScore is being used only for ranking when 
there are more buy signals than available positions? This isn't a rotational 
system using only PositionScore?
<SPAN 
class=019140323-13122003> 
<SPAN 
class=019140323-13122003>If so, nice signals (:-)
<SPAN 
class=019140323-13122003> 
<SPAN 
class=019140323-13122003>Dave
<SPAN 
class=019140323-13122003> 
<BLOCKQUOTE 
>This 
  backtest comparison is for illustrative purposes only. I make noclaims 
  regarding these test results other than the AFL and Setupcriteria was 
  identical for both tests. The only difference was theassignment of 
  PositionScore = QRS versus PositionScore = RSW.NOTE: // RSW = 
  .4*(Total Return 13-Week)+.3*(Total Return 26-Week)+.3*(TotalReturn 
  1-Year)tr13 = 0.4 * (C - Ref(C, -65)) / Ref(C, -65) * 100;tr26 = 0.3 * 
  (C - Ref(C, -130)) / Ref(C, -130) * 100;tr52 = 0.3 * (C - Ref(C, -260)) / 
  Ref(C, -260) * 100;RSW = tr13 + tr26 + tr52;PositionScore = 
  RSW;Date Range 6/1/1995 to Present (No QRS scores exist prior to 
  this)Direct comparison:      RSW 
  SCORE            QRS 
  SCORE      Long 
  trades            Long 
  tradesInitial capital      
  100000            
  100000Ending capital      
  22984180      190338380Net 
  Profit      22884180      
  190238380Net Profit %      
  22884.18%      190238.38%Exposure 
  %      94.25%      
        94.16%Net RAR 
  %      24280.98%      
  202035.63%Annual Return %      
  89.07%      
          142.19%Risk Adj Retn 
  %      94.50%      
        151.01%      
              All 
  trades      7431 (100.00 
  %)      7487 (100.00 %)Avg. 
  Profit/Loss      3079.56 25409.16Avg. Profit/Loss 
  %      -4.16%      
  -2.88%Avg. Bars Held      
           
  2.65      2.63      
              
  Winners      
           3829 (51.53 
  %)      4066 (54.31 %)Total 
  Profit      64437022.92      
  436648089.7Avg. Profit      
  16828.68      107390.09Avg. Profit 
  %      3.10%      
        3.13%Avg. Bars 
  Held      2.33      
        2.33Max. 
  Consecutive      17      
  17Largest win      
  978262.15      7798920.06# bars in largest 
  win      2      
  2            
        Losers      3602 
  (48.47 %)            3421 
  (45.69 %)Total Loss      
  -41552842.92      -246409709.4Avg. 
  Loss      -11536.05      
  -72028.56Avg. Loss %      
  -11.88%            
  -10.03%Avg. Bars Held      
  2.98            2.99Max. 
  Consecutive      13      
  12Largest loss      
  -542767            
  -4301835.5# bars in largest loss      
  6      6      
              Max. trade 
  drawdown      
  -610851.92      -4864832.72Max. trade % 
  drawdown      -98.69%      
        -99.67%Max. system 
  drawdown      
  -2119041.36      -15587244.83Max. system % 
  drawdown      -34.68%      
        -27.63%Recovery 
  Factor      10.8      
        12.2CAR/MaxDD      
  2.57            
  5.15RAR/MaxDD      
  2.72            
  5.46Profit Factor      
  1.55            
  1.77Payoff Ratio      
  1.46            
  1.49Standard Error      
  2982472.3      25676798.01Risk-Reward 
  Ratio      0.44      
  0.38Ulcer Index      
  12.1            
  7.64Ulcer Performance Index      
  6.92      17.9Sharpe Ratio of 
  trades      -0.72      
  -0.86K-Ratio      
                   
  1.09      0.93FWIW, I have some other systems 
  / variations that I'll run a RSW vs.QRS comparison on. If there are any 
  notable improvements to the RSWresults, I'll post 
  them.Regards,Phsst






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