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RE: [amibroker] eSignal RT + QP2 EOD



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Well, I have come upon some differences too big to mention here: this is as
risky a topic as system's profits :-))) I posted on the eSignal list one day
and was brushed off by the rep. Users can easily confirm data differences
themselves. I don't think it is any data provider, it's probably an industry
wide problem with a logical explanation - but that doesn't help us.

herman

  -----Original Message-----
  From: ed nl [mailto:ed2000nl@xxxxxxx]
  Sent: Monday, October 18, 2004 5:33 PM
  To: amibroker@xxxxxxxxxxxxxxx
  Subject: Re: [amibroker] eSignal RT + QP2 EOD


  yeah not only the close price differs. The differences are not big but big
enough...

  so this is caused by the RT data provider? Do other RT providers have this
problem as well?

  rgds, Ed
    ----- Original Message -----
    From: Herman van den Bergen
    To: amibroker@xxxxxxxxxxxxxxx
    Sent: Monday, October 18, 2004 11:13 PM
    Subject: RE: [amibroker] eSignal RT + QP2 EOD


    I trade of the Open :-) the Close is not important for me, it is
filtered.

    herman
      -----Original Message-----
      From: dingo [mailto:dingo@xxxxxxxxxxx]
      Sent: Monday, October 18, 2004 5:11 PM
      To: amibroker@xxxxxxxxxxxxxxx
      Subject: RE: [amibroker] eSignal RT + QP2 EOD


      the last quote of the day for the realtime doesn't include the
    "settlement"
      price that the EOD data uses.

      d


        _____

      From: Herman van den Bergen [mailto:psytek@xxxxxxxx]
      Sent: Monday, October 18, 2004 5:08 PM
      To: amibroker@xxxxxxxxxxxxxxx
      Subject: RE: [amibroker] eSignal RT + QP2 EOD


      Ed, my experience is so bad that I after trying for many months I
never
    got
      my EOD system going on RT data , EOD and RT are not compatible enough
for
      me. You may recall that the differences were debated on this list
about a
      year ago... I posted some results. If you assume the data are
identical
    you
      should run your own explorations for each data and compare results,
you
    may
      be in for a rude awakening. All you have to do is export daily data
for
    both
      and copy it to Excel, plot the difference. Do a scan for the biggest
      discrepancy :-)

      This is my personal experience, take it for what it is worth.
      best regards,
      herman.

        -----Original Message-----
        From: ed nl [mailto:ed2000nl@xxxxxxx]
        Sent: Monday, October 18, 2004 4:48 PM
        To: amibroker@xxxxxxxxxxxxxxx
        Subject: [amibroker] eSignal RT + QP2 EOD


        hi,

        i use eSignal RT and QP2 EOD. I noticed that if I plot the daily
eSignal
      data that they show slight differences with the QP2 data. I plot
eSignal
      using "show day session only" still I get differences (also I set
allow
      mixed intraday / EOD data). Is this normal? I get some differences
between
      QP2 EOD and Yahoo EOD but not very many. But with the eSignal RT data
it
    is
      significantly different and my systems give quite different results.
This
    is
      quite a nuisance since if I now integrate some intraday additives to
my
      original EOD system I can't really compare what works better.

        Anyone notice this and what could one do about it?

        rgds, Ed

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