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How can I modify raw tick data?
Posted: Wed Jul 06, 2016 3:35 pm
by redred
I could find quite big spike at EURJPY 2007-04-04 13:40:04 to 13:43:21 and it makes EA testing weird.
Even if this similar thing happened at that time, I can't rely optimization with this data as it increases my earning incredibly and I can't compare optimized value between them.
Can I modify or delete these data?
Is there any useful link or info?
Maybe exporting to a readable file and convert to mt4 format would work?
Re: How can I modify raw tick data?
Posted: Wed Jul 06, 2016 10:53 pm
by tickstory
Hi Redred,
Unfortunately there's no easy way to modify the original Dukascopy data. The first thing you may try is to re-download the corresponding data files (*.bi5) by firstly deleting the corresponding dates/times from the repository. The directory structure takes the form:
<instrument>/<year>/<zero-based month>/<day>/<hour>.bi5
If the newly downloaded data still has the problem, then you can try a bit of a fiddly workaround by writing a zero-length file over the top of the offending hours.
Hope this helps.
Re: How can I modify raw tick data?
Posted: Thu Jul 07, 2016 8:20 am
by redred
tickstory wrote:Hi Redred,
Unfortunately there's no easy way to modify the original Dukascopy data. The first thing you may try is to re-download the corresponding data files (*.bi5) by firstly deleting the corresponding dates/times from the repository. The directory structure takes the form:
<instrument>/<year>/<zero-based month>/<day>/<hour>.bi5
If the newly downloaded data still has the problem, then you can try a bit of a fiddly workaround by writing a zero-length file over the top of the offending hours.
Hope this helps.
I made that b15 file zero-length and exported to mt4 again but price didn't change.
Local tickdb file is still zero-length. I don't know why this behaviour happens.
At last, I modified EA to skip any action at certain time period to workaround this problem.
Now I can see smooth profit graph.
Thanks anyway.