Fix ocassional spike in WF stability chart

see chart - there are only 4 WF runs and one of them has extremely bigĀ  value for WF Stability of Ret/DD ratio.



It is because in that result Ret/DD for the first run is 1553 - there are only 7 trades, and Net profit OOS = 500 while Drawdown OOS = 0.5This creates very big Ret/DD value which then causes this spike.


Possible solution - in the WalkForwardStability computation ignore the period value that is bigger that 3* stvdev of all values.


This will remove "extreme" values that disort the result.



Attachments
Optimize - WF Spike.cfx
(1.88 KiB)
WF Matrix - WF Spike.sqx
(236.38 KiB)
  • Votes +1
  • Project StrategyQuant X
  • Type Bug
  • Status Archived
  • Priority Low
  • Assignee Mark Fric
  • Milestone Archived (To be done later)

History

MF
#1

Mark Fric

31.12.2018 15:22

Task created

mp
#2

Michele

01.01.2019 12:05
Voted for this task.
MF
#3

Mark Fric

16.02.2020 13:52

Status changed from New to Archived


Votes: +1

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