Re: [Wikidata] Wikidata considered unable to support hierarchical search in Structured Data for Commons

2018-10-20 Thread Thad Guidry
Hi All, Just to address what Markus was hinting at with inference rules. Both positive and negative rules could be stored. Back in the Freebase days, we had those and were called "mutex's". We used them for "type incompatible" hints to users and stored those "type incompatible" mutex rules in th

Re: [Wikidata] Wikidata considered unable to support hierarchical search in Structured Data for Commons

2018-10-20 Thread Thomas Douillard
There is already stuffs to handle this kind of « mutex » on Wikidata : "disjoint union of", see for example in usage on htps:// www.wikidata.org/wiki/Q180323 . The statements are used on the talk page by templates that uses them to generate queries to find instances that violate the mutex : https:/

Re: [Wikidata] Wikidata considered unable to support hierarchical search in Structured Data for Commons

2018-10-20 Thread Markus Kroetzsch
Hi Pine, As I understood Daniel, he did not talk about inserting low quality content into any project, Wikipedia or other. What I believe he meant with "using the ontology" is to use it for improving search/discovery services that help editors to find something (i.e., technical infrastructure

Re: [Wikidata] Wikidata considered unable to support hierarchical search in Structured Data for Commons

2018-10-20 Thread Ettore RIZZA
Hello, It is interesting to note that what Cparle wants are "is a" relationships based on common sense. For most people, ants are insects, not instances of taxon. A clarinet is a woodwind instrument, and woodwind instruments are musical instruments, not an instance of "first order metaclass". One

Re: [Wikidata] Wikidata considered unable to support hierarchical search in Structured Data for Commons

2018-10-20 Thread Daniel Kinzler
Hi Pine, sorry for the misleading wording. Let me clarify below. Am 19.10.18 um 9:51 nachm. schrieb Pine W: > Hi Markus, I seem to be missing something. Daniel said, "And I think the best > way to achieve this is to start using the ontology as an ontology on wikimedia > projects, and thus expose t

Re: [Wikidata] Wikidata considered unable to support hierarchical search in Structured Data for Commons

2018-10-20 Thread Peter F. Patel-Schneider
On 10/20/18 6:29 AM, Ettore RIZZA wrote: > For most people, ants are insects, not instances of taxon. Sure, but Wikidata doesn't have ants being instances of taxon. Instead, Formicidae (aka ant) is an instance of taxon, which seems right to me. Here are some extracts from Wikidata as of a few mi

Re: [Wikidata] Wikidata considered unable to support hierarchical search in Structured Data for Commons

2018-10-20 Thread Ettore RIZZA
Hi, I see no reason that this should not be done for other groups of living > organisms where subclass relationships are missing. It seems very simple to me. Maybe too simple. Perhaps I am intimidated by the kilometers of discussions I'm reading about the taxon-centric aspect of Wikidata, when I

Re: [Wikidata] Wikidata considered unable to support hierarchical search in Structured Data for Commons

2018-10-20 Thread Peter F. Patel-Schneider
On 10/20/18 11:57 AM, Ettore RIZZA wrote: > From Peter F. Patel-Schneider > Hi, > > I see no reason that this [adding subclass relationships sanctioned by > corresponding Wikipedia pages] > should not be done for other groups of living > organisms where subclass relationships are missin

Re: [Wikidata] Wikidata considered unable to support hierarchical search in Structured Data for Commons

2018-10-20 Thread Pine W
On Sat, Oct 20, 2018 at 4:41 PM Daniel Kinzler wrote: > Hi Pine, sorry for the misleading wording. Let me clarify below. > > Am 19.10.18 um 9:51 nachm. schrieb Pine W: > > Hi Markus, I seem to be missing something. Daniel said, "And I think the > best > > way to achieve this is to start using the