[DDI-users] DDI-users Digest, Vol 30, Issue 5

Mark Diggory mdiggory at MIT.EDU
Mon Jul 23 10:22:56 EDT 2007 

Sanda,

It wasn't I that actually removed them, it was Matt who committed the  
changes into the cvs repository copy.

> http://ddi-alliance.cvs.sourceforge.net/ddi-alliance/ddi/w3c/
> Version2-1.xsd?view=log

Thanks for clearing up what happened in this area, Yes I think now  
the xsd should be changed to restore these txt/concept fields.

-Mark

On Jul 23, 2007, at 10:12 AM, Sanda Ionescu wrote:

> Mark,
>
> When we work with V 1/2 we typically consult the tree structure for  
> the
> tags' presence, hierarchy, sequence, etc.
> Whenever <text> and <concept> were added, whoever did it forgot to add
> them to the tree structure (that would have been a necessary step - to
> update the tree structure!).
> So we never knew they existed, and that's why we may have asked you to
> remove them from the schema (the tree structure derived from the  
> schema
> did not match the tree structure derived from the DTD, and we assumed
> the latter was correct).
> That was a while ago and I do not remember how we talked about this,
> etc. Actually, I did not even remember that you had removed them from
> the schema until I saw the message below.
> Anyway, in the meantime I have checked, these are valid fields, as
> stated in the DTD. So if you would like to reinstate them in the  
> schema,
> that would be nice.
> We are definitely NOT changing the DTD right now. Taking them out  
> would
> be an invalidating change, and of course there are other reasons (V  
> 2.1
> needs to remain absolutely stable while we're messing about with V  
> 3.0)
>
> Thanks,
> Sanda.
>
> Sanda Ionescu
> ICPSR
> University of Michigan
> P.O. Box 1248
> Ann Arbor, MI 48106
>
> Phone, Fax: 734-615-7890
> -----Original Message-----
> From: ddi-users-bounces at icpsr.umich.edu
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> ddi-users-request at icpsr.umich.edu
> Sent: Saturday, July 21, 2007 12:00 PM
> To: ddi-users at icpsr.umich.edu
> Subject: DDI-users Digest, Vol 30, Issue 5
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> Today's Topics:
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>    1. Re: DDI v2-1: elements TXT and CONCEPT (Mark Diggory)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Sat, 21 Jul 2007 10:46:04 -0400
> From: Mark Diggory <mdiggory at MIT.EDU>
> Subject: Re: [DDI-users] DDI v2-1: elements TXT and CONCEPT
> To: Data Documentation Initiative Users Group
> 	<ddi-users at icpsr.umich.edu>
> Message-ID: <4EFA97EB-F8CF-413D-B19E-C8FE56D68B45 at mit.edu>
> Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed
>
> This appears to be a change that Matt Richardson and Sandra Ionescu  
> has
> put into the schema (see revision 1.4 in the list.)
>
> http://ddi-alliance.cvs.sourceforge.net/ddi-alliance/ddi/w3c/
> Version2-1.xsd?view=log
>
> Sanda and Matt, can you comment on this change in November 2005 which
> appears to deviate from the DTD?  I have a email archive that from  
> that
> time period I've reviewed and not been able to determine if there was
> discussion concerning it?  Was there consideration if this is an error
> in the DTD technical Implementation of the Specification as well?  
> Or was
> this even an appropriate change to have made in the w3c Schema
> implementation?
>
> -Mark
>
>
> On Jul 12, 2007, at 2:49 PM, Wendy Thomas wrote:
>
>> For DDI 2.1 the cannonical version is the DTD. I will ask the guys
>> handling this on the SRG to look into the problem and get back to the
>> list. (they may be doing it already :)
>>
>> Wendy
>>
>>
>> On Thu, 12 Jul 2007, Fredy Kuhn wrote:
>>
>>> Hi all,
>>>
>>> I have a problem with the usage of sub element pairs 'txt' -
>>> 'concept' in DDI 2-1:
>>>
>>> The web pages 'Tree Structure' (*) and 'Whole Library' (**) display
>>> in DDI section 2 several of these pairs; example:
>>> <dataKind> 2.2.3.10.
>>>
>>> In schema 2-1, and according to Sourceforge history (***), these
>>> sub-elements were removed from study description elements, see
>>> revision 1.4:
>>>
>>> --- QUOTE ---
>>>
>>> The <txt> - <concept> pair illegally appears under <nation>,
>>> <geogCover>, <geogUnit>, <anlyUnit>, <universe>, <dataKind>,
>>> <timeMeth>, <sampProc>, <collMode>, <resInstru> in Study Desc., also
>>> under <universe> 4.1.5 ... ...
>>>
>>> !!!----- <txt> and <concept> are VALID FIELDS under <varGrp>
>>> (4.1.2 and 4.1.3) and nCubeGrp (4.2.2 and 4.2.3) --------- !!!
>>>
>>> --- QUOTE END ---
>>>
>>> Thus, the TXT and CONCEPT tags are valid in DTD2.1, but not in
>>> schema2-1. Should we use them or not?
>>>
>>> Further more, by removing the sub-element <concept> from e.g.
>>> <datakind> or <sampProc>, how to markup the usage of a controlled
>>> vocabulary?
>>>
>>>
>>> (*) Tree structure:
>>> http://www.ddialliance.org/DDI/dtd/version2-1-tree.html
>>>
>>> (**) Whole library:
>>> http://www.ddialliance.org/DDI/dtd/version2-1-all.html
>>>
>>> (***) Sourceforge DTD v2.1 (see revision 1.4):
>>> http://ddi-alliance.cvs.sourceforge.net/ddi-alliance/ddi/w3c/
>>> Version2-1.xsd?view=log
>>>
>>>
>>> BTW: Looking at DDI-3, I'm asking me how elements for which we use a
>>> controlled vocabulary (CV), e.g. 'data collection mode', should be
>>> marked up, i.e. how to specify the CV. Could one of the 'experts'
>>> give me a hint? I'm not yet too familiar with DDI-3.
>>>
>>> Best regards
>>> freddy
>>>
>>>
>>> _______________________________________________
>>> DDI-users mailing list
>>> DDI-users at icpsr.umich.edu
>>> http://www.icpsr.umich.edu/mailman/listinfo/ddi-users
>>>
>>
>> Wendy L. Thomas                          Phone: +1 612.624.4389
>> Data Access Core Director		 Fax:   +1 612.626.8375
>> Minnesota Population Center              Email: wlt at pop.umn.edu
>> University of Minnesota
>> 50 Willey Hall
>> 225 19th Avenue South
>> Minneapolis, MN 55455
>> _______________________________________________
>> DDI-users mailing list
>> DDI-users at icpsr.umich.edu
>> http://www.icpsr.umich.edu/mailman/listinfo/ddi-users
>
> ~~~~~~~~~~~~~
> Mark R. Diggory - DSpace Systems Manager MIT Libraries, Systems and
> Technology Services Massachusetts Institute of Technology
> Office: E25-131
> Phone: (617) 253-1096
>
>
>
>
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>
> End of DDI-users Digest, Vol 30, Issue 5
> ****************************************

~~~~~~~~~~~~~
Mark R. Diggory - DSpace Systems Manager
MIT Libraries, Systems and Technology Services
Massachusetts Institute of Technology
Office: E25-131
Phone: (617) 253-1096

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