- From: Florian Stegmaier <stegmai@dimis.fim.uni-passau.de>
- Date: Wed, 6 Apr 2011 09:08:00 +0200
- To: public-media-annotation@w3.org
+1! If more people agree on this, i will include it in the API doc. Best, Florian >> A Date value MUST be represented using one of the following XML >> Schema datatypes: gYear, gYearMonth, date, dateTime, dateTimeStamp, >> depending on the precision available on the data. >> >> NB: I add dateTimeStamp which is new in XSD 1.1 [1], and imposes a >> timezone. I know that XSD 1.1. is not recommended yet, but OWL2 found a >> nice way to get around this problem [2]. >> >> This would have to be reflected in the API document as well [3]. >> >> pa >> >> [1] http://www.w3.org/TR/xmlschema11-2/ >> [2] >> http://www.w3.org/TR/2009/REC-owl2-conformance-20091027/#XML_Schema_Datatypes >> [3] >> http://dev.w3.org/2008/video/mediaann/mediaont-api-1.0/mediaont-api-1.0.html#attributes-7 >> [4] http://www.w3.org/TR/owl2-profiles/#Entities_3 >> >>> >>> Felix >>> >>> >>> >>> >>> This hinders interoperability a tiny bit, but not as much as inventing a >>> day and an hour for media resources for which we only know the year. >>> >>> pa >>> >>> >>> >>> To all, some general remarks and conclusions >>> >>> * as most metadata format are more permissive regarding dates than >>> xsd:dateTime, I suggest we simply use rdfs:Literal for all our date >>> properties, and explain that it should be of the form >>> YYYY[-MM[-DD[Thh[:mm[:ss[.fff]]]]]] >>> >>> > > _____________________________ > Dipl. Inf. Florian Stegmaier > Chair of Distributed Information Systems > University of Passau > Innstr. 43 > 94032 Passau > > Room 248 ITZ > > Tel.: +49 851 509 3063 > Fax: +49 851 509 3062 > > stegmai@dimis.fim.uni-passau.de > https://www.dimis.fim.uni-passau.de/iris/ > http://twitter.com/fstegmai > _____________________________ > _____________________________ Dipl. Inf. Florian Stegmaier Chair of Distributed Information Systems University of Passau Innstr. 43 94032 Passau Room 248 ITZ Tel.: +49 851 509 3063 Fax: +49 851 509 3062 stegmai@dimis.fim.uni-passau.de https://www.dimis.fim.uni-passau.de/iris/ http://twitter.com/fstegmai _____________________________
Received on Wednesday, 6 April 2011 07:08:27 UTC