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Hi TJ,
When AB pad's data with pad & align check box, Is Volume Padded (Last bars
volume) or is the volume set to 0 for the padded bars?
KR
Michael.
At 08:04 AM 2/01/2004, you wrote:
>Hello,
>
>Yes I understand that you can create data holes consistently from CSI data.
>On the other hand, one can PAD AUTOMATICALLY data in AmiBroker
>for backtesting by marking single check box "Pad and align data to
>reference symbol"
>in Automatic Analysis -> Settings -> Portfolio tab.
> From that point of view it is easier for me to PAD (on-demand and
> on-the-fly, when needed)
>data in AmiBroker than to be forced to use particular data vendor.
>That's why I think using unpadded data in AmiBroker has advantage: I can
>pad them whenever I want and
>it is as easy as marking single checkbox in AmiBroker, and can use
>unpadded data without
>writing any special software. I am also not "hard-wired" to any data
>vendor that way.
>
>Best regards,
>Tomasz Janeczko
>amibroker.com
>----- Original Message -----
>From: <mailto:chuck_rademacher@xxxxxxxxxx>Chuck Rademacher
>To: <mailto:amibroker@xxxxxxxxxxxxxxx>amibroker@xxxxxxxxxxxxxxx
>Sent: Wednesday, December 31, 2003 9:29 PM
>Subject: [amibroker] More on data holes - for TJ
>
>TJ,
>
>Paul's plug-in and my conversion program could, if desired, create data
>holes (consistently) for users who want them. I'm not trying to be
>funny, but it is possible to leave a hole on those days when the volume is
>zero. We can forget about why anyone would want to do this. It can be
>done and it would be 100% consistent rather than 15% consistent like it is
>for most data providors.
>
>My question for you, however, is how do the various indicators and moving
>average calculations deal with un-padded data holes. If I do a 5-day MA,
>for instance, and one of the days has no data, what would I get for the
>MA? Same for RSI or any other indicator. It's taken me years to get
>rid of data holes and find a data providor who will consistently pad them
>for me so that indicators and other calculations work properly (IMO).
>
>I could test to see how some of these calculations are affected... if only
>I had some data holes!!
>
>
>
>
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