[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [amibroker] Re: Why does AmiBroker under report time intervals by 1 minute on a 15min chart?



PureBytes Links

Trading Reference Links

Instruct your users to setup things as you need, or send them broker.prefs file (that holds prefs).

Best regards,
Tomasz Janeczko
amibroker.com
----- Original Message ----- 
From: "Conrad Joach" <consolejoker@xxxxxxxxx>
To: <amibroker@xxxxxxxxxxxxxxx>
Sent: Thursday, April 02, 2009 6:07 AM
Subject: [amibroker] Re: Why does AmiBroker under report time intervals by 1 minute on a 15min chart?


> Makes sense, but I'm actually talking about going the other direction, from AFL/AB to the plugin. My plugin needs to be able to 
> expect that all times given to it are indeed also "start of interval", otherwise it will receive a time for any bar and not know 
> what to make of it. If the user has it set to end of interval, and my plugin receives 9:29:59, it's going to be unable to match it 
> with other market data that it has access to (outside of AB) that is at 9:30:00.
>
> So is there a way to know what the user set their preference to? If not, maybe it should be something that you can query through 
> Status("...")?
>
>
>
> --- In amibroker@xxxxxxxxxxxxxxx, "Tomasz Janeczko" <groups@xxx> wrote:
>>
>> Hello,
>>
>> At least! - you noticed that everything in AmiBroker is configurable :-) Good.
>> It is usual experience for new users that they find something "odd" for them but then... surprise - you can change it to suit 
>> your
>> preferences.
>>
>> As for the plugins - there is a fixed rule for plugins and data imported - the timestamps reported by the plugins must
>> use "start of interval". So minute data for bar spanning from 09:30:00.000 to 09:30:59.999 should have internal timestamp of
>> 09:30:00. And it is fixed rule for data plugins.
>>
>> The setting is GLOBAL, and can't be "per-chart" because you would end up with mess trying to compare
>> for example AA results with indicators or indicators with other indicators.
>>
>> As for suggestions - they are welcome but... you should familiarize with the program for at least 2 months before
>> sending your very first suggestion. That avoids suggesting things already existing and things that were suggested already.
>> Note that there is over than 1000 suggestions already submitted and new suggestions are put on hold status and are unlikely
>> to be considered for 2+ years, because there are earlier suggestions waiting for implementation.
>>
>> Best regards,
>> Tomasz Janeczko
>> amibroker.com
>> ----- Original Message ----- 
>> From: "Conrad Joach" <consolejoker@xxx>
>> To: <amibroker@xxxxxxxxxxxxxxx>
>> Sent: Wednesday, April 01, 2009 4:20 AM
>> Subject: [amibroker] Re: Why does AmiBroker under report time intervals by 1 minute on a 15min chart?
>>
>>
>> > Thanks, so AB gives you a lot of choices here. Very nice. One problem though is that Hourly intervals still fall on the half 
>> > hour,
>> > which is very weird. Is there something I'm missing in the settings to change that too?
>> >
>> > Oh wait, I just found it: "align minute bars to regular market hours".
>> >
>> > This is all pretty cool, except the one problem I see is for plugins that are expecting a certain interpretation of interval 
>> > and
>> > time. I suppose one could require the settings to be set for a given plugin, except that different scripts/plugins may require
>> > different settings. That means multiple instances of AB in order to satisfy such a condition. I think ideally these should be
>> > settings on a par chart window level, right? Maybe I'll offer that up as a suggestion.
>> >
>> >
>> > --- In amibroker@xxxxxxxxxxxxxxx, "janhausd" <janhaus.dresden@> wrote:
>> >>
>> >> Conrad,
>> >>
>> >> Tools->Preferences->Intraday, then try the Start or End of time intervals. One of these should do it.
>> >>
>> >>
>> >> --- In amibroker@xxxxxxxxxxxxxxx, "Conrad Joach" <consolejoker@> wrote:
>> >> >
>> >> > I am trying to understand how AmiBroker reports the time in bars. As one example, I am noticing that on a 15 minute chart,
>> >> > every 15 minute interval (not counting the last one, which is in progress) is reporting 1 less minute than it should be. For
>> >> > example right now in EST I see:
>> >> >
>> >> > .....9:14:25,9:29:50,9:44:55
>> >> >
>> >> > on a chart for EURUSD futures on CME. Why isn't AmiBroker reporting 9:15:xx,9:30:xx,9:45:xx ?
>> >> >
>> >> > To say nothing of the issue of the seconds being different on each interval.
>> >> >
>> >> > Is it safe to assume that AB is always under reporting the minutes by 1 for the given interval? In other words, can I safely
>> >> > parse out the minutes and add one to get the real interval?
>> >> >
>> >> > I also noticed that an hourly chart reports time in a weird way. It is 10:03pm EST. The last bar says 10:03pm. Fine. The 
>> >> > prior
>> >> > bar says 9:29:xx, the bar prior to that 8:29:xx. Don't most charting apps use the convention of even hours? So that each bar 
>> >> > is
>> >> > on an even hour interval? Isn't that pretty much standard convention or is there an option to change this in AmiBroker?
>> >> >
>> >> > Thanks.
>> >> >
>> >>
>> >
>> >
>> >
>> >
>> > ------------------------------------
>> >
>> > **** IMPORTANT PLEASE READ ****
>> > This group is for the discussion between users only.
>> > This is *NOT* technical support channel.
>> >
>> > TO GET TECHNICAL SUPPORT send an e-mail directly to
>> > SUPPORT {at} amibroker.com
>> >
>> > TO SUBMIT SUGGESTIONS please use FEEDBACK CENTER at
>> > http://www.amibroker.com/feedback/
>> > (submissions sent via other channels won't be considered)
>> >
>> > For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
>> > http://www.amibroker.com/devlog/
>> >
>> > Yahoo! Groups Links
>> >
>> >
>> >
>>
>
>
>
>
> ------------------------------------
>
> **** IMPORTANT PLEASE READ ****
> This group is for the discussion between users only.
> This is *NOT* technical support channel.
>
> TO GET TECHNICAL SUPPORT send an e-mail directly to
> SUPPORT {at} amibroker.com
>
> TO SUBMIT SUGGESTIONS please use FEEDBACK CENTER at
> http://www.amibroker.com/feedback/
> (submissions sent via other channels won't be considered)
>
> For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
> http://www.amibroker.com/devlog/
>
> Yahoo! Groups Links
>
>
>



------------------------------------

**** IMPORTANT PLEASE READ ****
This group is for the discussion between users only.
This is *NOT* technical support channel.

TO GET TECHNICAL SUPPORT send an e-mail directly to 
SUPPORT {at} amibroker.com

TO SUBMIT SUGGESTIONS please use FEEDBACK CENTER at
http://www.amibroker.com/feedback/
(submissions sent via other channels won't be considered)

For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
http://www.amibroker.com/devlog/

Yahoo! Groups Links

<*> To visit your group on the web, go to:
    http://groups.yahoo.com/group/amibroker/

<*> Your email settings:
    Individual Email | Traditional

<*> To change settings online go to:
    http://groups.yahoo.com/group/amibroker/join
    (Yahoo! ID required)

<*> To change settings via email:
    mailto:amibroker-digest@xxxxxxxxxxxxxxx 
    mailto:amibroker-fullfeatured@xxxxxxxxxxxxxxx

<*> To unsubscribe from this group, send an email to:
    amibroker-unsubscribe@xxxxxxxxxxxxxxx

<*> Your use of Yahoo! Groups is subject to:
    http://docs.yahoo.com/info/terms/