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That seems to be a very old review. I don't see many of the more popular
data providers mentioned. Don't know if the quality of 1999 data can be
compared to data provided today.
Dave
--- In amibroker@xxxxxxxxxxxxxxx, "wavemechanic" <timesarrow@xxx> wrote:
>
> Here is one study:
http://www.csidata.com/csi/reviews/reprintsep99.html
>
> Bill
>
> ----- Original Message -----
> From: "brian_z111" brian_z111@xxx
> To: amibroker@xxxxxxxxxxxxxxx
> Sent: Friday, February 15, 2008 12:35 PM
> Subject: [amibroker] Re: AP's RT data feed - for MarkK
>
>
> > Steve,
> >
> > I would like to know how I can decide if EOD data is clean or if
> > intraday data is up to the demands.
> >
> > It is a subject that I don't see much quality discussion on.
> >
> > For EOD data my best ideas so far are:
> >
> > 1) Data includes raw data - I can compare raw data to other
providers
> > raw data - I can't compare it to an absolute benchmark because there
> > isn't one.
> >
> > 2) Data inlcudes a record of all split events and the corresponding
> > split factor I can check the event records independently and check
> > the math.
> >
> > 3) I can apply the split factor or see the results of it's
> > application so I can check the math.
> >
> > 4) The event calendar should inlcude non-trading days for the market
> > and stand down trading days for companies.
> >
> > 5) Data can be padded or unpadded (optional).
> >
> > I can't think of any other way to measure data quality.
> >
> > I don't think any data provider meets the criteria - maybe a few.
> >
> >
> > For intraday:
> >
> > What could I possibly do?
> >
> > Buy raw tick data from several providers, compare them for a
> > consensus and filter it myself ?
> >
> > I am at a loss on that one.
> >
> > Of course another option is to trade in such a way that bad ticks
and
> > unclean EOD data don't affect the outcomes very much (that could be
a
> > lot easier than the above).
> >
> > brian_z
> >
> > --- In amibroker@xxxxxxxxxxxxxxx, "scourt2000" stevehite@ wrote:
> >>
> >>
> >> Mark,
> >>
> >> No successful intraday real-time trader who does this full-time
> > would
> >> ever drop eSignal for Gary's new real-time service.
> >>
> >> It's a pennywise and pound-foolish decision.
> >>
> >> He's fine for clean end-of-day data. But he's way out of his
> > league
> >> for the demands of intraday real-time trading.
> >>
> >>
> >> --- In amibroker@xxxxxxxxxxxxxxx, "MarkK" <MailYahoo@> wrote:
> >> >
> >> > Brian,
> >> >
> >> >
> >> >
> >> > So far I am very happy with the QP RT beta testing
> >> >
> >> > I believe that when it goes live they will be taking a lot of
> >> customers away
> >> > from the other services
> >> >
> >> >
> >> >
> >> > It is a much better value than other things out there, and so far
> >> the data
> >> > has been accurate
> >> >
> >> >
> >> >
> >> >
> >> >
> >> > MarkK
> >> >
> >> >
> >> >
> >> > _____
> >> >
> >> > From: amibroker@xxxxxxxxxxxxxxx
> > [mailto:amibroker@xxxxxxxxxxxxxxx]
> >> On Behalf
> >> > Of brian_z111
> >> > Sent: Friday, February 15, 2008 7:47 AM
> >> > To: amibroker@xxxxxxxxxxxxxxx
> >> > Subject: [amibroker] Re: AP's RT data feed - for MarkK
> >> >
> >> >
> >> >
> >> > > I am looking for an RT data provider. I used eSignal for a
> > couple
> >> > >of years, then quit and am ready to resart, but don't likr their
> >> > >fees.
> >> >
> >> > QuoteTracker and LiveCharts have the $60 and $20 version of
> > eSignal
> >> > if you don't mind less backfill and fewer symbols.
> >> >
> >> > I have read of a few issues with LiveCharts but surely we can
> > make
> >> it
> >> > work (a lot of the problems also came about because people still
> >> > wanted it free after it changed to pay for play a year ago - of
> >> > course it doesn't work if ou don't pay).
> >> >
> >> > A couple of users said it was slow - I don't know - I haven't
> > tried
> >> > it yet but I will.
> >> >
> >> > brian_z
> >> >
> >> > --- In amibroker@xxxxxxxxx <mailto:amibroker%40yahoogroups.com>
> >> ps.com, "Ara
> >> > Kaloustian" <ara1@> wrote:
> >> > >
> >> > > Mark,
> >> > >
> >> > > I am looking for an RT data provider. I used eSignal for a
> > couple
> >> > of years, then quit and am ready to resart, but don't likr their
> >> fees.
> >> > >
> >> > > Would you elaborate a bit on AP. Never heard of them
> >> > >
> >> > > Tx
> >> > >
> >> > > Ara
> >> > > ----- Original Message -----
> >> > > From: MarkK
> >> > > To: amibroker@xxxxxxxxx <mailto:amibroker%40yahoogroups.com>
> >> ps.com
> >> > > Sent: Friday, February 15, 2008 3:36 AM
> >> > > Subject: RE: [amibroker] New EOD data feed other than Quotes
> > Plus
> >> > >
> >> > >
> >> > > Dan,
> >> > >
> >> > >
> >> > >
> >> > > I use QP for EOD data, and am happy with the fundamental data
> >> > that they provide. Not sure there is another service that offers
> > as
> >> > much in that area
> >> > >
> >> > > I also use Fast Track for EOD data. Some market internal data,
> >> > no fundamental data to speak of, however the data has been
> > cleaner
> >> > than QP EOD day data. For Mutual fund data not sure there is a
> >> > better service out there.
> >> > >
> >> > >
> >> > >
> >> > > Have been an e-signal subscriber for RT data now for 4 years. I
> >> > cancelled my subscription since they kept raising their prices,
> > and
> >> > went to IQ feed. Used them for a month then they raised their
> >> > prices. Luckily I was abe to beta test AP's RT data feed. So far
> >> > they have been very responsive on the changed needed to make it
> > an
> >> > excellent RT service, and at a reasonable price.
> >> > >
> >> > >
> >> > >
> >> > > I would suggest you get hold of Gary at QP and let him know
> > about
> >> > your issue. I would think you will become a satisfied customer
> > once
> >> > again
> >> > >
> >> > >
> >> > >
> >> > >
> >> > >
> >> > >
> >> > >
> >> > > MarkK
> >> > >
> >> > >
> >> > >
> >> > >
> >> > > ----------------------------------------------------------
> >> > ----------
> >> > >
> >> > > From: amibroker@xxxxxxxxx <mailto:amibroker%40yahoogroups.com>
> >> ps.com
> >> > [mailto:amibroker@xxxxxxxxx <mailto:amibroker%40yahoogroups.com>
> >> ps.com] On
> >> > Behalf Of Dan Clark
> >> > > Sent: Thursday, February 14, 2008 11:56 PM
> >> > > To: amibroker@xxxxxxxxx <mailto:amibroker%40yahoogroups.com>
> >> ps.com
> >> > > Subject: [amibroker] New EOD data feed other than Quotes Plus
> >> > >
> >> > >
> >> > >
> >> > > I've been using Quotes Plus data for the last 2-1/2 years.
> >> > Overall, I've been very happy with Quotes Plus data and Gary
> >> Lyben's
> >> > (owner/president) responsiveness. That said.
> >> > >
> >> > >
> >> > >
> >> > > In the last few days, I've swapped several e-mails about a
> > minor
> >> > billing issue (credit card renewed with different number) with a
> >> > woman in his billing department. What should have been a very
> > minor
> >> > clerical issue left me feeling EXTREMELY angry and offended.
> >> > >
> >> > >
> >> > >
> >> > > I vowed to switch my data feed from Quotes Plus to another data
> >> > feed as soon as possible. This is a major issue for me because of
> >> > the amount of AFL recoding involved, but I can no longer do
> >> business
> >> > with Quotes Plus.
> >> > >
> >> > >
> >> > >
> >> > > I need some options for other EOD data feeds. What EOD service
> >> > are you using? What has your experience been? What are the
> >> > alternatives now?
> >> > >
> >> > >
> >> > >
> >> > > Thanks and regards,
> >> > >
> >> > >
> >> > >
> >> > > Dan.
> >> > >
> >> >
> >>
> >
> >
> >
> >
> > 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 NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
> > http://www.amibroker.com/devlog/
> >
> > For other support material please check also:
> > http://www.amibroker.com/support.html
> >
> > Yahoo! Groups Links
> >
> >
> >
> >
> >
> > --
> > No virus found in this incoming message.
> > Checked by AVG Free Edition.
> > Version: 7.5.516 / Virus Database: 269.20.4/1277 - Release Date:
2/13/2008 8:00 PM
> >
> >
>
Please note that this group is for discussion between users only.
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