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Re: [bug-GIFT] Inconsistency in MRML?

From: Wolfgang Mueller
Subject: Re: [bug-GIFT] Inconsistency in MRML?
Date: Mon, 24 Sep 2001 10:28:28 +0200

On Thursday 20 September 2001 13:38, David Squire wrote:
> Hi all,
> I am slogging away trying to get my Perl interface for GIFT to work
> properly, and making many changes to CFeedbackClient as I do so. Since the
> PHP demo in Geneva works fine with my server, I am doing some reverse
> engineering by looking at what it sends.
> First, I have noticed that it sends a "configure-session" element as part
> of every query. Is this actually required? (I have a suspicion that
> algorithms other than the adefault are not configured in the server if this
> doesn't happen).

No, it is not required.

> Secondly, (for example) it sends:
> <?xml version="1.0" standalone="no" ?><!DOCTYPE mrml SYSTEM
> "http://isrpc85.epfl.ch/Charmer/code/mrml.dtd";><mrml session-id="6">
> <configure-session  session-id="6">
>                 <algorithm  algorithm-id="a-dms3"  algorithm-type="a-dms3" 
> collection-id="c-12-12-11-12-6-101-4-192-0" > </algorithm>
>                 </configure-session>
>                 <query-step  session-id="6" result-size="10"
> result-cutoff="0.0" collection="c-12-12-11-12-6-101-4-192-0"
> algorithm-id="a-dms3"> <mpeg-7-qbe></mpeg-7-qbe>
>                 <user-relevance-element-list>
> Note that inside the "algorithm" element the attribute name is
> "collection-id", whereas in "query-step" it is "collection". Is this
> intentional or necessary? It seems like a potential source of confusion to
> me...

This seems a bug to me.
Cheers, and thanks
Dr. Wolfgang M&uuml;ller, assistant == teaching assistant
Personal page: http://cui.unige.ch/~vision/members/WolfgangMueller.html 
Maintainer, GNU Image Finding Tool (http://www.gnu.org/software/gift)

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