On 11/10/16 12:13 PM, Peter F. Patel-Schneider wrote: > Is the problem that there is <> around the URI in > <http://www.wikidata.org/entity/Q111> Point(351.83 -14.47) > Otherwise this is in the lexical space for geo:wktLiteral. > > Although the spec for geo:wktLiteral says that the lexical space consists of > an optional URI followed by a geometric value, the examples in the spec > enclose the URIs in <>. I would expect that implementations of geo:wktLiteral > would thus allow enclosing <>. > > Peter F. Patel-Schneider > Nuance Communications
Hi Peter, We don't support this GeoSPARQL notation for datum representation at this time. We do plan to get this added in the not too distant future. I just can't give a specific ETA at this point in time. Kingsley > > On 11/10/2016 05:06 AM, Kingsley Idehen wrote: >> On 11/9/16 10:25 PM, Peter F. Patel-Schneider wrote: >>> Through a process of bisection I found the datum that is not handled by >>> virtuoso. It is >>> >>> wd:Q24227 a wikibase:Item ; >>> wdt:P625 "<http://www.wikidata.org/entity/Q111> Point(351.83 >>> -14.47)"^^geo:wktLiteral . >>> >>> i.e., a point on Mars. >>> >>> Is virtuoso supposed to be able to handle other coordinate systems? If not, >>> how can it handle Wikidata and other information sources that have points >>> not >>> on the surface of the earth? >>> >>> peter >> A valid RDF triple (or datum) would take the form: >> >> wd:Q24227 a wikibase:Item ; >> wdt:P625 "Point(351.83-14.47)"^^geo:wktLiteral . >> >> Thus, you have a problematic triple. >> >> >> Kingsley >> >> >>> >>> On 11/08/2016 07:23 PM, Hugh Williams wrote: >>>> Hi Peter, >>>> >>>> What is the Virtuoso version your are using ( run “virtuoso-t -?”) ? >>>> >>>> Against the latest 07.20.3217 build the following point geometry loads >>>> successfully with the ttlp function: >>>> >>>> SQL> ttlp ('@prefix geo: <http://www.w3.org/2003/01/geo/wgs84_pos#> @prefix >>>> virtrdf: <http://www.openlinksw.com/schemas/virtrdf#> <point> geo:geometry >>>> "point(1.2 22.4"^^virtrdf:Geometry .', 'xxx', 'graph'); >>>> >>>> Done. -- 10 msec. >>>> SQL> sparql select * from <graph> where {?s ?p ?o}; >>>> s >>>> >>>> p >>>> >>>> o >>>> LONG VARCHAR >>>> >>>> LONG VARCHAR >>>> >>>> LONG VARCHAR >>>> _______________________________________________________________________________ >>>> >>>> http://xxx/point >>>> >>>> http://www.w3.org/2003/01/geo/wgs84_pos#geometry >>>> >>>> POINT(1.2000000476837 22.39999961853) >>>> >>>> 1 Rows. -- 2 msec. >>>> SQL> >>>> >>>> Best Regards >>>> Hugh Williams >>>> Professional Services >>>> OpenLink Software, Inc. // http://www.openlinksw.com/ >>>> Weblog -- http://www.openlinksw.com/blogs/ >>>> LinkedIn -- http://www.linkedin.com/company/openlink-software/ >>>> Twitter -- http://twitter.com/OpenLink >>>> Google+ -- http://plus.google.com/100570109519069333827/ >>>> Facebook -- http://www.facebook.com/OpenLinkSoftware >>>> Universal Data Access, Integration, and Management Technology Providers >>>> >>>>> On 9 Nov 2016, at 02:34, Peter F. Patel-Schneider <pfpschnei...@gmail.com >>>>> <mailto:pfpschnei...@gmail.com>> wrote: >>>>> >>>>> Hi: >>>>> >>>>> I'm trying to get virtuoso to work with geometry data types. >>>>> >>>>> I noticed that the version of virtuoso that I am using requires that the >>>>> data >>>>> type names be in ALL CAPS (e.g., POINT). Has this been fixed in the >>>>> current >>>>> version of virtuoso? >>>>> >>>>> peter >>>>> >>>>> ------------------------------------------------------------------------------ >>>>> Developer Access Program for Intel Xeon Phi Processors >>>>> Access to Intel Xeon Phi processor-based developer platforms. >>>>> With one year of Intel Parallel Studio XE. >>>>> Training and support from Colfax. >>>>> Order your platform today. http://sdm.link/xeonphi >>>>> _______________________________________________ >>>>> Virtuoso-users mailing list >>>>> Virtuoso-users@lists.sourceforge.net >>>>> <mailto:Virtuoso-users@lists.sourceforge.net> >>>>> https://lists.sourceforge.net/lists/listinfo/virtuoso-users >>> ------------------------------------------------------------------------------ >>> Developer Access Program for Intel Xeon Phi Processors >>> Access to Intel Xeon Phi processor-based developer platforms. >>> With one year of Intel Parallel Studio XE. >>> Training and support from Colfax. >>> Order your platform today. http://sdm.link/xeonphi >>> _______________________________________________ >>> Virtuoso-users mailing list >>> Virtuoso-users@lists.sourceforge.net >>> https://lists.sourceforge.net/lists/listinfo/virtuoso-users >> >> >> >> ------------------------------------------------------------------------------ >> Developer Access Program for Intel Xeon Phi Processors >> Access to Intel Xeon Phi processor-based developer platforms. >> With one year of Intel Parallel Studio XE. >> Training and support from Colfax. >> Order your platform today. http://sdm.link/xeonphi >> >> >> >> _______________________________________________ >> Virtuoso-users mailing list >> Virtuoso-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/virtuoso-users >> > ------------------------------------------------------------------------------ > Developer Access Program for Intel Xeon Phi Processors > Access to Intel Xeon Phi processor-based developer platforms. > With one year of Intel Parallel Studio XE. > Training and support from Colfax. > Order your platform today. http://sdm.link/xeonphi > _______________________________________________ > Virtuoso-users mailing list > Virtuoso-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/virtuoso-users -- Regards, Kingsley Idehen Founder & CEO OpenLink Software (Home Page: http://www.openlinksw.com) Weblogs (Blogs): Legacy Blog: http://www.openlinksw.com/blog/~kidehen/ Blogspot Blog: http://kidehen.blogspot.com Medium Blog: https://medium.com/@kidehen Profile Pages: Pinterest: https://www.pinterest.com/kidehen/ Quora: https://www.quora.com/profile/Kingsley-Uyi-Idehen Twitter: https://twitter.com/kidehen Google+: https://plus.google.com/+KingsleyIdehen/about LinkedIn: http://www.linkedin.com/in/kidehen Web Identities (WebID): Personal: http://kingsley.idehen.net/dataspace/person/kidehen#this : http://id.myopenlink.net/DAV/home/KingsleyUyiIdehen/Public/kingsley.ttl#this
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