Yes, 9 years old but still quite useful in terms of indicating the problems and differences that should be understood. In addition, I suspect it is unlikely that suppliers got worse through the years. As evidenced by users comments, the relative ranking of a number that are still around are still valid today.
Bill ----- Original Message ----- From: "dave_88_1961" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Friday, February 15, 2008 2:39 PM Subject: [amibroker] Re: AP's RT data feed - for MarkK > > 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 [email protected], "wavemechanic" <[EMAIL PROTECTED]> wrote: >> >> Here is one study: > http://www.csidata.com/csi/reviews/reprintsep99.html >> >> Bill >> >> ----- Original Message ----- >> From: "brian_z111" [EMAIL PROTECTED] >> To: [email protected] >> 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 [email protected], "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 [email protected], "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: [email protected] >> > [mailto:[EMAIL PROTECTED] >> >> On Behalf >> >> > Of brian_z111 >> >> > Sent: Friday, February 15, 2008 7:47 AM >> >> > To: [email protected] >> >> > 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 [EMAIL PROTECTED] <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: [EMAIL PROTECTED] <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: [EMAIL PROTECTED] <mailto:amibroker%40yahoogroups.com> >> >> ps.com >> >> > [mailto:[EMAIL PROTECTED] <mailto:amibroker%40yahoogroups.com> >> >> ps.com] On >> >> > Behalf Of Dan Clark >> >> > > Sent: Thursday, February 14, 2008 11:56 PM >> >> > > To: [EMAIL PROTECTED] <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. > > 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 > >
