11-mediaann-minutes.html 21.8 KB
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    <title>media annotations WG -- 11 Nov 2008</title>
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  <body><p><a href="http://www.w3.org/"><img src="http://www.w3.org/Icons/w3c_home" alt="W3C"
          border="0" height="48" width="72"/></a></p><h1>media annotations
      WG</h1><h2>11 Nov 2008</h2><p><a
        href="http://lists.w3.org/Archives/Public/public-media-annotation/2008Nov/0048.html">
      Agenda</a></p><p>See also: <a href="http://www.w3.org/2008/11/11-mediaann-irc">IRC
        log</a></p><h2><a name="attendees" id="attendees">Attendees</a></h2><div class="intro">
      <dl>
        <dt>Present</dt>
        <dd>frank, veronique, dave, felix, joakim, pierre, ruben, werner, wonsuk, tobias, ericCarlson</dd>
        <dt>Regrets</dt>
        <dd>Daniel, Raphael, Thierry, Erik, Davy</dd>
        <dt>Chair</dt>
        <dd>Felix</dd>
        <dt>Scribe</dt>
        <dd>werner</dd>
      </dl>
    </div><h2>Contents</h2><ul>
      <li>
        <a href="#agenda">Topics</a>
        <ol>
          <li><a href="#item01">Agenda review / approval of previous minutes</a></li>
          <li><a href="#item02">Selection of scribe for next meeting.</a></li>
          <li><a href="#item03">Future telephone conferences and f2f meetings / call time</a></li>
          <li><a href="#item04">Action items</a></li>
          <li><a href="#item05">New use case "Digital imaging lifecycle"</a></li>
          <li><a href="#item06">New use case "life log"</a></li>
          <li><a href="#item07">XMP review</a></li>
          <li><a href="#item08">XMP Basic schema</a></li>
          <li><a href="#item09">XMP Rights Management schema</a></li>
          <li><a href="#item10">XMP Media Management schema</a></li>
          <li><a href="#item11">XMP Basic Job Ticket schema</a></li>
          <li><a href="#item12">XMP Paged-text schema</a></li>
          <li><a href="#item13">XMP Dynamic Media schema</a></li>
          <li><a href="#item14">Draft for Use cases and requirements document</a></li>
          <li><a href="#item15">API/Ontology draft proposal</a></li>
        </ol></li>
      <li><a href="#ActionSummary">Summary of Action Items</a></li>
    </ul><hr/><div class="meeting"><p class="irc">&lt;<cite>fsasaki</cite>&gt;
        <a href="http://lists.w3.org/Archives/Public/public-media-annotation/2008Nov/0048.html">
          http://lists.w3.org/Archives/Public/public-media-annotation/2008Nov/0048.html</a></p><h3
        id="item01">Agenda review / approval of previous minutes</h3><p class="irc"
          >&lt;<cite>fsasaki</cite>&gt;
        <a href="http://www.w3.org/2008/10/23-mediaann-minutes.html"
          >http://www.w3.org/2008/10/23-mediaann-minutes.html</a></p><p class="irc"
          >&lt;<cite>fsasaki</cite>&gt;
        <a href="http://www.w3.org/2008/10/24-mediaann-minutes.html"
          >http://www.w3.org/2008/10/24-mediaann-minutes.html</a></p><p class="phone">minutes
        approved</p><h3 id="item02">Selection of scribe for next meeting.</h3><p class="phone"
        >joakim</p><h3 id="item03">Future telephone conferences and f2f meetings / call time</h3><p
        class="irc">&lt;<cite>fsasaki</cite>&gt; see admin page
        http://www.w3.org/2008/WebVideo/Annotations/admin</p><p class="irc"
        >&lt;<cite>dsinger</cite>&gt; by the way, Eric Carlson is also here on the same line and IRC
        with me</p><p class="phone">introduction eric carlson (Apple)</p><h3 id="item04">Action
        items</h3><p class="irc">&lt;<cite>fsasaki</cite>&gt; close ACTION-20</p><p class="irc"
          >&lt;<cite>trackbot</cite>&gt; ACTION-20 Add a link from WG page to the "still alive"
        MMSEM wiki pages and to make sure that everybody can edit the pages closed</p><p
        class="phone">action-20 done</p><p class="irc">&lt;<cite>frank</cite>&gt; hello everybody,
        Veronique and I call in now (we share a phone)</p><p class="irc"
        >&lt;<cite>fsasaki</cite>&gt; close ACTION-21</p><p class="irc"
        >&lt;<cite>trackbot</cite>&gt; ACTION-21 Create a liaison to Geolocation WG closed</p><p
        class="irc">&lt;<cite>fsasaki</cite>&gt; ACTION-22 Go back to Karen and check about " IPTV
        metadata specification" - what is it, is it available for us? - pending</p><p class="irc"
          >&lt;<cite>fsasaki</cite>&gt; close ACTION-23</p><p class="irc"
        >&lt;<cite>trackbot</cite>&gt; ACTION-23 Explain XMLSPEC to wonsuk closed</p><p class="irc"
          >&lt;<cite>fsasaki</cite>&gt; close ACTION-24</p><p class="irc"
        >&lt;<cite>trackbot</cite>&gt; ACTION-24 Get CVS accounts for veronique and wonsuk
        closed</p><p class="irc">&lt;<cite>fsasaki</cite>&gt; close ACTION-25</p><p class="irc"
          >&lt;<cite>trackbot</cite>&gt; ACTION-25 Review XMP basic schema closed</p><p class="irc"
          >&lt;<cite>fsasaki</cite>&gt; close ACTION-26</p><p class="irc"
        >&lt;<cite>trackbot</cite>&gt; ACTION-26 Review XMP Dublin Core schema closed</p><p
        class="irc">&lt;<cite>fsasaki</cite>&gt; close ACTION-27</p><p class="irc"
          >&lt;<cite>trackbot</cite>&gt; ACTION-27 Review XMP Rights Management schema closed</p><p
        class="irc">&lt;<cite>fsasaki</cite>&gt; close ACTION-28</p><p class="irc"
          >&lt;<cite>trackbot</cite>&gt; ACTION-28 Review XMP Media Management schema closed</p><p
        class="irc">&lt;<cite>fsasaki</cite>&gt; close ACTION-29</p><p class="irc"
          >&lt;<cite>trackbot</cite>&gt; ACTION-29 Tell Wonsuk to review XMP Basic Job Ticket schema
        and Paged-Text schema closed</p><p class="irc">&lt;<cite>fsasaki</cite>&gt; close
        ACTION-30</p><p class="irc">&lt;<cite>trackbot</cite>&gt; ACTION-30 Review XMP Dynamic Media
        schema closed</p><p class="irc">&lt;<cite>fsasaki</cite>&gt; close ACTION-31</p><p
        class="irc">&lt;<cite>trackbot</cite>&gt; ACTION-31 Contact tom baker about dc liaison
        closed</p><p class="irc">&lt;<cite>fsasaki</cite>&gt; action-32 Make a liaison with MPEG
        using information from the XP homepage - pending</p><p class="irc"
        >&lt;<cite>fsasaki</cite>&gt; action-33 Evaluate if contact to IPTV Japan is valuable -
        pending</p><p class="irc">&lt;<cite>fsasaki</cite>&gt; action-34 Contact Open IPTV forum -
        pending</p><p class="irc">&lt;<cite>fsasaki</cite>&gt; close ACTION-35</p><p class="irc"
          >&lt;<cite>trackbot</cite>&gt; ACTION-35 Check contacts to OMA closed</p><a
        name="action01" id="action01"/>
      <p class="irc">&lt;<cite>fsasaki</cite>&gt;
        <strong>ACTION:</strong> Felix to make a liaison with OMA [recorded in <a
          href="http://www.w3.org/2008/11/11-mediaann-minutes.html#action01"
          >http://www.w3.org/2008/11/11-mediaann-minutes.html#action01</a>]</p><p class="irc"
          >&lt;<cite>trackbot</cite>&gt; Created ACTION-36 - Make a liaison with OMA [on Felix
        Sasaki - due 2008-11-18].</p><h3 id="item05">New use case "Digital imaging lifecycle"</h3><p
        class="irc">&lt;<cite>fsasaki</cite>&gt;
        <a href="http://lists.w3.org/Archives/Public/public-media-annotation/2008Oct/0078.html">
          http://lists.w3.org/Archives/Public/public-media-annotation/2008Oct/0078.html</a></p><p
        class="irc">&lt;<cite>fsasaki</cite>&gt;
        <a href="http://lists.w3.org/Archives/Public/public-media-annotation/2008Nov/0000.html">
          http://lists.w3.org/Archives/Public/public-media-annotation/2008Nov/0000.html</a></p><p
        class="phone"><cite>ruben:</cite> jpeg in process of defining metadata for digital image
          lifecycle<br/> ... specific type of search/retrieval uc</p><p class="phone"
        ><cite>felix:</cite> keep use case and discuss in future call</p><p class="irc"
          >&lt;<cite>fsasaki</cite>&gt; or via mail</p><h3 id="item06">New use case "life
        log"</h3><p class="irc">&lt;<cite>fsasaki</cite>&gt;
        <a href="http://lists.w3.org/Archives/Public/public-media-annotation/2008Oct/0073.html">
          http://lists.w3.org/Archives/Public/public-media-annotation/2008Oct/0073.html</a></p><p
        class="irc">&lt;<cite>cgi-irc</cite>&gt; maybe it can be an interesting use case for
        checking how the interoperability across media can be achieved</p><p class="irc"
          >&lt;<cite>fsasaki</cite>&gt; veronique = cgi-irc</p><p class="irc"
        >&lt;<cite>pchampin</cite>&gt; +1 veronique</p><p class="phone"><cite>veronique:</cite>
        consider in second stage of ontology dvelopment</p><h3 id="item07">XMP review</h3><p
        class="irc">&lt;<cite>fsasaki</cite>&gt;
        <a href="http://www.w3.org/2008/WebVideo/Annotations/wiki/XMP"
          >http://www.w3.org/2008/WebVideo/Annotations/wiki/XMP</a></p><p class="irc"
          >&lt;<cite>fsasaki</cite>&gt;
        <a href="http://www.w3.org/2008/WebVideo/Annotations/wiki/XMP#Dublin_Core_schema">
          http://www.w3.org/2008/WebVideo/Annotations/wiki/XMP#Dublin_Core_schema</a></p><p
        class="phone"><cite>thierry:</cite> dublin core: everything could be adopted</p><p
        class="phone"><cite>felix:</cite> some fields (eg data) quite general, might conflict with
        fields from other standards</p><p class="phone"><cite>werner:</cite> +1, I think for most dc
        fields we need to specify how we use them</p><p class="phone"><cite>ruben:</cite>
        granularity of fields (eg name, more structured eg in mpeg-7)</p><p class="phone"
          ><cite>david:</cite> string is general, everything else might cause eg
        internationalisation problems</p><p class="irc">&lt;<cite>dsinger</cite>&gt; it may be
        solved, but it can be a tarpit</p><p class="phone">goal is to keep simple</p><p
        class="phone"><cite>veronique:</cite> pointing to vocbulary (eg artist names)</p><p
        class="irc">&lt;<cite>pchampin</cite>&gt; wouldn't that be interesting, nevertheless, to
        allow the URI of another resource (possibly defined elswhere), insread of a plain
        string?</p><p class="phone"><cite>felix:</cite> need to decide whether internationalistation
        of names is an issue or we just map to simple strings</p><p class="irc"
        >&lt;<cite>dsinger</cite>&gt; it's intriguing to think that anything can be a value or a
        URI</p><p class="irc">&lt;<cite>dsinger</cite>&gt; but what happens if I say "my name is"
        "URI to jpeg image"</p><p class="irc">&lt;<cite>dsinger</cite>&gt; ?</p><p class="irc"
          >&lt;<cite>pchampin</cite>&gt; I was rather suggesting "the creator is (string|URI)"</p><p
        class="phone"><cite>david:</cite> uri issues brings us back to foaf</p><p class="irc"
          >&lt;<cite>pchampin</cite>&gt; I'm not suggesting that we should embed the descrition of
        that URI...</p><p class="irc">&lt;<cite>dsinger</cite>&gt; friend of a friend?</p><p
        class="phone"><a href="http://www.foaf-project.org/">http://www.foaf-project.org/</a></p><p
        class="irc">&lt;<cite>dsinger</cite>&gt; you mean? &lt;<a
          href="http://xmlns.com/foaf/0.1/%3E">http://xmlns.com/foaf/0.1/&gt;</a></p><p class="irc"
          >&lt;<cite>frank</cite>&gt; A string is not less ambigious than a URI (I could write name
        = sjdhfqflf</p><p class="irc">&lt;<cite>pchampin</cite>&gt; I would say a string is *much
        more* ambiguous</p><p class="phone"><cite>joakim:</cite> foaf is used in imdb</p><p
        class="irc">&lt;<cite>pchampin</cite>&gt; But we can not assume every person to have a URI
        with appropriate FOAF properties</p><p class="irc">&lt;<cite>dsinger</cite>&gt; in terms of
        presentation, it's very clear; a URI ("gopher:" ?) is much less obviously presentable</p><p
        class="irc">&lt;<cite>js</cite>&gt; foaf is used by linked movie database</p><p
        class="phone"><cite>felix:</cite> string may be meaningful or not, additional uri (need to
        ensure that uri points to suitable resource)</p><p class="irc">&lt;<cite>rtous</cite>&gt;
        also a problem with "address" field</p><h3 id="item08">XMP Basic schema</h3><p class="irc"
          >&lt;<cite>fsasaki</cite>&gt;
        <a href="http://www.w3.org/2008/WebVideo/Annotations/wiki/XMP#XMP_Basic_schema">
          http://www.w3.org/2008/WebVideo/Annotations/wiki/XMP#XMP_Basic_schema</a></p><p
        class="phone"><cite>felix:</cite> going through elements</p><h3 id="item09">XMP Rights
        Management schema</h3><p class="irc">&lt;<cite>fsasaki</cite>&gt;
        <a href="http://www.w3.org/2008/WebVideo/Annotations/wiki/XMP#XMP_Rights_Management_schema">
          http://www.w3.org/2008/WebVideo/Annotations/wiki/XMP#XMP_Rights_Management_schema</a></p><p
        class="phone"><cite>dave:</cite> even simple copyright can become complex (eg composition of
          media)<br/> ... simple copyright cannot be ignored</p><p class="phone"><cite>felix:</cite>
        does that require to include properties into ontology</p><p class="phone"><cite>dave:</cite>
        simple copyright, global to media</p><p class="irc">&lt;<cite>frank</cite>&gt; I thought we
        had decided in the last f2f meeting that we simply go for one slot</p><p class="phone"
          ><cite>joakim:</cite> dynamic temporal metadata support (for real time apps)</p><p
        class="irc">&lt;<cite>dsinger</cite>&gt; I am tempted to say that ALL metadata is temporal,
        but the first version only allows you to ask "right now" what is...?</p><p class="irc"
          >&lt;<cite>dsinger</cite>&gt; which covers a radio station where it varies by
        song...</p><h3 id="item10">XMP Media Management schema</h3><p class="irc"
        >&lt;<cite>fsasaki</cite>&gt;
        <a href="http://www.w3.org/2008/WebVideo/Annotations/wiki/XMP#XMP_Media_Management_schema">
          http://www.w3.org/2008/WebVideo/Annotations/wiki/XMP#XMP_Media_Management_schema</a></p><p
        class="phone"><cite>veronique:</cite> 3 levels: content - realisation -instance<br/> ...
        still to be decided whether 3 or 1 level</p><p class="irc">&lt;<cite>dsinger</cite>&gt; yes,
        use cases are essential: we'll never decide what we want if we don't know what we want it to
        be useful for</p><p class="irc">&lt;<cite>rtous</cite>&gt; Functional Requirements for
        Bibliographic Records (FRBR) : <a href="http://en.wikipedia.org/wiki/FRBR"
          >http://en.wikipedia.org/wiki/FRBR</a></p><p class="phone"><cite>ruben:</cite> different
        levels could simplify things (e.g. content description such as title vs tech metadata like
        encoding)</p><p class="phone">+1 ruben</p><p class="irc">&lt;<cite>cgi-irc</cite>&gt; we can
        also check out how many models go for 3 levels and how many go for 1</p><p class="irc"
          >&lt;<cite>cgi-irc</cite>&gt; VRA has also 3 levels</p><p class="irc"
        >&lt;<cite>js</cite>&gt; mpeg-7 has two</p><p class="irc">&lt;<cite>pchampin</cite>&gt; I'm
        still not sure there should be a *constant* level of models...</p><p class="irc"
          >&lt;<cite>cgi-irc</cite>&gt; two is good enough</p><p class="irc"
        >&lt;<cite>dsinger</cite>&gt; what are the 3 levels? (sorry...)</p><p class="phone">content
        - realisation -instance</p><p class="irc">&lt;<cite>dsinger</cite>&gt; thx</p><p class="irc"
          >&lt;<cite>pchampin</cite>&gt; what about the photo of a painting?</p><p class="phone"
          ><cite>felix:</cite> volunteers for looking at how standards handle this issue?</p><p
        class="irc">&lt;<cite>pchampin</cite>&gt; or a movie making of?</p><p class="irc"
          >&lt;<cite>rtous</cite>&gt; I can do that</p><a name="action02" id="action02"/>
      <p class="irc">&lt;<cite>scribe</cite>&gt;
        <strong>ACTION:</strong> ruben to survey how other standards handle the issue of levels of
        description [recorded in <a
          href="http://www.w3.org/2008/11/11-mediaann-minutes.html#action02"
          >http://www.w3.org/2008/11/11-mediaann-minutes.html#action02</a>]</p><p class="irc"
          >&lt;<cite>trackbot</cite>&gt; Sorry, couldn't find user - ruben</p><a name="action03"
        id="action03"/>
      <p class="irc">&lt;<cite>scribe</cite>&gt;
        <strong>ACTION:</strong> rtous to survey how other standards handle the issue of levels of
        description [recorded in <a
          href="http://www.w3.org/2008/11/11-mediaann-minutes.html#action03"
          >http://www.w3.org/2008/11/11-mediaann-minutes.html#action03</a>]</p><p class="irc"
          >&lt;<cite>dsinger</cite>&gt; well, basically "content: beethoiven's 5th; realisation:
        berlin phil, 1962; instance: cassette tape from DG 1964"???</p><p class="irc"
          >&lt;<cite>tobiasbuerger</cite>&gt; who do these three levels relate to the levels defined
        in FRBR (work-expression-manifestion-item)? content:==work, expression==realisation,
        manifestation==instance; item is not existing?)</p><p class="irc">&lt;<cite>js</cite>&gt;
        you can also look at the music ontology who has adopted the idea</p><p class="irc"
          >&lt;<cite>tobiasbuerger</cite>&gt; yes, the music ontology adapted FRBR I guess</p><h3
        id="item11">XMP Basic Job Ticket schema</h3><p class="irc">&lt;<cite>fsasaki</cite>&gt;
        <a href="http://www.w3.org/2008/WebVideo/Annotations/wiki/XMP#XMP_Basic_Job_Ticket_schemaa">
          http://www.w3.org/2008/WebVideo/Annotations/wiki/XMP#XMP_Basic_Job_Ticket_schemaa</a></p><h3
        id="item12">XMP Paged-text schema</h3><p class="irc">&lt;<cite>fsasaki</cite>&gt;
        <a href="http://www.w3.org/2008/WebVideo/Annotations/wiki/XMP#XMP_Paged-text_schema">
          http://www.w3.org/2008/WebVideo/Annotations/wiki/XMP#XMP_Paged-text_schema</a></p><p
        class="irc">&lt;<cite>tobiasbuerger</cite>&gt; I guess we do not need it in our current use
        cases</p><p class="irc">&lt;<cite>tobiasbuerger</cite>&gt; (I meant the basic job ticket
        information)</p><h3 id="item13">XMP Dynamic Media schema</h3><p class="irc"
          >&lt;<cite>fsasaki</cite>&gt;
        <a href="http://www.w3.org/2008/WebVideo/Annotations/wiki/XMP#XMP_Dynamic_Media_schema">
          http://www.w3.org/2008/WebVideo/Annotations/wiki/XMP#XMP_Dynamic_Media_schema</a></p><p
        class="phone"><cite>joakim:</cite> many detailed technical aspects included</p><p
        class="irc">&lt;<cite>fsasaki</cite>&gt; xmpDM:logComment User’s log comments.</p><p
        class="phone"><cite>veronique:</cite> does this refer to tagging?</p><p class="phone"
          ><cite>felix:</cite> little information in xmp spec</p><p class="phone"
        ><cite>veronique:</cite> slot for tags needed - could this field by used?</p><p
        class="phone">all to look at xmp reviews, discussion continues next week</p><h3 id="item14"
        >Draft for Use cases and requirements document</h3><p class="phone"><cite>veronique:</cite>
        more ideas/comments about general structure should be sent to list</p><a name="action04"
        id="action04"/>
      <p class="irc">&lt;<cite>fsasaki</cite>&gt;
        <strong>ACTION:</strong> Felix to write a mail about the general structure of the use cases
        / req document [recorded in <a
          href="http://www.w3.org/2008/11/11-mediaann-minutes.html#action04"
          >http://www.w3.org/2008/11/11-mediaann-minutes.html#action04</a>]</p><p class="irc"
          >&lt;<cite>trackbot</cite>&gt; Created ACTION-37 - Write a mail about the general
        structure of the use cases / req document [on Felix Sasaki - due 2008-11-18].</p><h3
        id="item15">API/Ontology draft proposal</h3><p class="phone">all to review and comment</p><p
        class="phone"><cite>felix:</cite> formal definition of ontology, complexity of api,
        etc</p><p class="irc">&lt;<cite>dsinger</cite>&gt; thx, bye!</p><p class="irc"
          >&lt;<cite>tobiasbuerger</cite>&gt; bye</p><p class="irc">&lt;<cite>rtous</cite>&gt;
        bye</p><p class="irc">&lt;<cite>js</cite>&gt; bye</p><p class="irc"
        >&lt;<cite>frank</cite>&gt; bye</p></div><h2><a name="ActionSummary" id="ActionSummary"
        >Summary of Action Items</a></h2><!-- Action Items -->
    <strong>[NEW]</strong>
    <strong>ACTION:</strong> Felix to make a liaison with OMA [recorded in <a
      href="http://www.w3.org/2008/11/11-mediaann-minutes.html#action01"
      >http://www.w3.org/2008/11/11-mediaann-minutes.html#action01</a>]<br/>
    <strong>[NEW]</strong>
    <strong>ACTION:</strong> Felix to write a mail about the general structure of the use cases /
    req document [recorded in <a href="http://www.w3.org/2008/11/11-mediaann-minutes.html#action04"
      >http://www.w3.org/2008/11/11-mediaann-minutes.html#action04</a>]<br/>
    <strong>[NEW]</strong>
    <strong>ACTION:</strong> rtous to survey how other standards handle the issue of levels of
    description [recorded in <a href="http://www.w3.org/2008/11/11-mediaann-minutes.html#action03"
      >http://www.w3.org/2008/11/11-mediaann-minutes.html#action03</a>]<br/>
    <strong>[NEW]</strong>
    <strong>ACTION:</strong> ruben to survey how other standards handle the issue of levels of
    description [recorded in <a href="http://www.w3.org/2008/11/11-mediaann-minutes.html#action02"
      >http://www.w3.org/2008/11/11-mediaann-minutes.html#action02</a>]<br/> &nbsp;<br/> [End of
      minutes]<br/><hr/><address> Minutes formatted by David Booth's <a
        href="http://dev.w3.org/cvsweb/~checkout~/2002/scribe/scribedoc.htm"> scribe.perl</a>
      version 1.133 (<a href="http://dev.w3.org/cvsweb/2002/scribe/">CVS log</a>)<br/> $Date:
      2008/11/11 22:04:50 $ </address></body>
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