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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='color:#1F497D'>Hi, Axel,<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>I constructed a typology for source  &#8220;variants&#8221; in my contribution &#8220;Musical Variants in Digital Practice&#8221; to <i>Digitale Edition zwischen Experiment und Standardisierung</i> (Peter Stadler und Joachim Veit, eds., Niemeyer 2009).  <o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>In it I considered variants that pertain to scores (and parts) at four levels of granularity: (1) note-level variants, (2) note-group and phrase-level variants, (3) part-level and/or orchestral variants, and (4) tree-structure variants. (This typology accommodates variant editorial readings up to a point.) <o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Because there were some difficulties with one of the figures in the circulated version, I am attaching the final edit version here (for MEI-group use only). <o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>For durable code structures, one really needs to accommodate &#8220;variants&#8221; at whatever level suits the repertory at hand. I am sure there are situations in which all of the above occur together. <o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoListParagraph style='text-indent:-.25in;mso-list:l0 level1 lfo2'><![if !supportLists]><span style='font-family:Symbol;color:#1F497D'><span style='mso-list:Ignore'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><![endif]><span style='color:#1F497D'>(1) Provisions for note-level variants should usually work for monophonic repertories, but one can easily conjure up exceptions (folk-song repertories with translated texts that change syllabification and add or subtract notes in arbitrary numbers). <o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-.25in;mso-list:l0 level1 lfo2'><![if !supportLists]><span style='font-family:Symbol;color:#1F497D'><span style='mso-list:Ignore'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><![endif]><span style='color:#1F497D'>(2)Note-group and phrase-level variants need to operate on the second tier for repertories that have beams and slurs, which means most repertories from 1600 on and quite a bit from before that time. <o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-.25in;mso-list:l0 level1 lfo2'><![if !supportLists]><span style='font-family:Symbol;color:#1F497D'><span style='mso-list:Ignore'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><![endif]><span style='color:#1F497D'>(3) Variations in voicing, instrumentation, instrument grouping, et al., reflect the steady improvements in printing from the eighteenth century onward. <o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-.25in;mso-list:l0 level1 lfo2'><![if !supportLists]><span style='font-family:Symbol;color:#1F497D'><span style='mso-list:Ignore'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><![endif]><span style='color:#1F497D'>(4) Tree-structure variants are rampant in manuscript studies where multiple versions exist (or are reflected&#8212;as they often are in Handel and Vivaldi&#8212;by writing them into margins).<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Thinking in the first two levels is also useful for handling some articulations (such as trills, which consume time but do not appear to do so on the page) and basso continuo figuration. 1:1 (note-level) works in some situations but not in all. <o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>A &#8220;just enough&#8221; scheme for MEI markup (i.e., use Level 1 where it works throughout the piece, default to it from higher levels within more complex pieces) would have much to recommend it.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Since a lot of music at the Danish National Library site (which I value for its transparent organization: thanks!!) come from the eighteenth and nineteenth centuries, I believe that its interests would be well served from the ability to accommodation Levels 1, 2, and 3. <o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Eleanor<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Eleanor Selfridge-Field<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Stanford University<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Stanford, CA 94305-3076<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>USA<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>http://www.stanford.edu/~esfield/<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>http://www.ccarh.org<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p>&nbsp;</o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> mei-l-bounces@lists.uni-paderborn.de [mailto:mei-l-bounces@lists.uni-paderborn.de] <b>On Behalf Of </b>Axel Teich Geertinger<br><b>Sent:</b> Wednesday, January 05, 2011 9:51 AM<br><b>To:</b> Music Encoding Initiative<br><b>Subject:</b> [MEI-L] relateditem and relations between mei elements<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p>&nbsp;</o:p></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>Hi Perry (&amp; others who might be interested)<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>I&#8217;ve been testing &lt;relatedItem&gt; to describe composite sources, and it seems to do the job nicely. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>However, I have also been trying for some time to figure out how to model relations not just between sources (and parts of sources), but between different versions of a work &#8211; i.e. encodings which may have several sources each. How should I model the relation between, say, some incidental music, encoded in one MEI file, and some excerpt or arrangement encoded in another MEI file?<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>I noticed that one of the relations possible in &lt;relatedItem&gt; is &#8220;otherVersion&#8221;. That&#8217;s exactly what I was looking for, except that it needs to be on a higher level than &lt;source&gt; (because it relates to all the sources to this particular version). One solution could be using &lt;extptr&gt;; something like<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:black'>&nbsp;&nbsp;&nbsp; </span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#000096'>&lt;filedesc&gt;</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:black'><br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#000096'>&lt;notesstmt&gt;</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:black'><br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#000096'>&lt;annot</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#F5844C'> type</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#FF8040'>=</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#993300'>&quot;links&quot;</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#000096'>&gt;</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:black'><br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#000096'>&lt;extptr</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#F5844C'> xl:role</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#FF8040'>=</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#993300'>&quot;isVersionOf&quot;</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#F5844C'> xl:href</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#FF8040'>=</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#993300'>&quot;...&quot;</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#000096'>/&gt;</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:black'><br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#000096'>&lt;/annot&gt;</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:black'><br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#000096'>&lt;/notesstmt&gt;</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:black'><br>&nbsp;&nbsp;&nbsp; </span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:#000096'>&lt;/filedesc&gt;</span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>Any better ideas? I am not sure &lt;notesstmt&gt; is the best place for this type of information.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>Happy new year to all!<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>Axel<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p>&nbsp;</o:p></span></p><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width="100%" style='width:100.0%'><tr><td width=60 valign=top style='width:45.0pt;border:none;border-top:solid black 1.0pt;padding:10.5pt 0in 2.25pt 0in'><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:black'><img width=60 height=60 id="_x0000_i1025" src="cid:image001.jpg@01CBACC1.906ED7C0" alt="http://support.kb.dk/images/kb_logo.jpg"><o:p></o:p></span></p></td><td width="100%" valign=bottom style='width:100.0%;border:none;border-top:solid black 1.0pt;padding:10.5pt 0in 0in 9.0pt'><p class=MsoNormal><b><span style='font-size:10.5pt;font-family:"Arial","sans-serif";color:black'>Det Kongelige Bibliotek<br>Nationalbibliotek og Københavns Universitetsbibliotek </span></b><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:black'><o:p></o:p></span></p></td></tr><tr><td colspan=2 style='padding:15.0pt 0in 0in 1.5pt'><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Times","serif";color:black;letter-spacing:1.5pt'>Axel Teich Geertinger</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:black'><br></span><span style='font-size:10.0pt;font-family:"Times","serif";color:black;letter-spacing:1.5pt'>Forsker | Researcher</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:black'><br><br></span><span style='font-size:9.0pt;font-family:"Times","serif";color:black;letter-spacing:1.5pt'>Det Kongelige Bibliotek | The Royal Library</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:black'><br></span><span style='font-size:9.0pt;font-family:"Times","serif";color:black;letter-spacing:1.5pt'>Dansk Center for Musikudgivelse | Danish Centre for Music Publication</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:black'><br></span><span style='font-size:9.0pt;font-family:"Times","serif";color:black;letter-spacing:1.5pt'>P.O. Box 2149 | DK-1016 København K</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:black'><br></span><span style='font-size:9.0pt;font-family:"Times","serif";color:black;letter-spacing:1.5pt'>tel +45 3347 4706 | Fax +45 3393 2218 | <a href="mailto:atge@kb.dk"><span style='color:black;text-decoration:none'>atge@kb.dk</span></a> | <a href="http://www.kb.dk"><span style='color:black;text-decoration:none'>www.kb.dk</span></a></span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:black'><br><br></span><span style='font-size:9.0pt;font-family:"Times","serif";color:black;letter-spacing:1.5pt'>Besøgsadresse | Visiting address | Søren Kierkegaards Plads 1</span><span style='font-size:12.0pt;font-family:"Times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