Re: Schema.org in RDF ...

2011-06-12 Thread Alan Ruttenberg
David, as you know, it is trivial to distinguish in representation the difference between an information object and a person. Correct.  And that distinction is important to some apps and not to others. I am glad we agree. We also agree that what is important is not germane to the technical

Re: Schema.org in RDF ...

2011-06-12 Thread Alan Ruttenberg
On Sunday, June 12, 2011, Lin Clark lin.w.cl...@gmail.com wrote: David, as you know, it is trivial to distinguish in representation the difference between an information object and a person. I don't understand why you keep repeating this misinformation. -Alan It is trivial to

Re: Schema.org in RDF ...

2011-06-12 Thread Michael Hausenblas
Alan, Again, this strikes me as speaking from very little experience. I spend a good deal of my time collaboratively developing ontologies and working with users of them. I've yet to encounter a person who didn't understand the difference between a book about Obama and Obama. Welcome to

Re: Schema.org in RDF ...

2011-06-12 Thread Kingsley Idehen
On 6/12/11 11:12 AM, Alan Ruttenberg wrote: Again, this strikes me as speaking from very little experience. I spend a good deal of my time collaboratively developing ontologies and working with users of them. I've yet to encounter a person who didn't understand the difference between a book

Re: Schema.org in RDF ...

2011-06-12 Thread Kingsley Idehen
On 6/12/11 1:00 PM, Kingsley Idehen wrote: Here is the problem, as I know it. We are using hyperlinks as a mechanism for data representation via HTTP URI based Names. The URI abstraction caters for two things: Names and Addresses. When trying to untangle the unintuitive nature of HTTP URIs

Re: ANN: alpha version of Schema.org terms-to-RDF translator 'omnidator' available

2011-06-12 Thread Michael Hausenblas
Great job! Thanks. Not a real competitor to URIBurner, though ;) Little note, please tweak your Microdata tools description of the Virtuoso Sponger since URIBurner.com [1] delivers the same functionality of omnidator across the formats you mention + OData etc.. Alternatively, you can

Squaring the HTTP-range-14 circle [was Re: Schema.org in RDF ...]

2011-06-12 Thread Danny Ayers
On 12 June 2011 01:51, Pat Hayes pha...@ihmc.us wrote: On Jun 11, 2011, at 12:20 PM, Richard Cyganiak wrote: ... It's just that the schema.org designers don't seem to care much about the distinction between information resources and angels and pinheads. This is the prevalent attitude

Re: Schema.org in RDF ...

2011-06-12 Thread Lin Clark
Again, this strikes me as speaking from very little experience. I spend a good deal of my time collaboratively developing ontologies and working with users of them. I've yet to encounter a person who didn't understand the difference between a book about Obama and Obama. My experience is

Re: ANN: alpha version of Schema.org terms-to-RDF translator 'omnidator' available

2011-06-12 Thread Kingsley Idehen
On 6/12/11 1:38 PM, Michael Hausenblas wrote: Great job! Thanks. Not a real competitor to URIBurner, though ;) No worried about competition though, always want as much clarity as possible, the cake is simply too large for any of us to be preoccupied with competition, that's what makes

Re: Schema.org in RDF ...

2011-06-12 Thread Richard Cyganiak
Hi Pat, On 12 Jun 2011, at 00:33, Pat Hayes wrote: Nothing is gained from the range assertions. They should be dropped. They capture a part of the schema.org documentation: the “expected type” of each property. That part of the documentation would be lost. Conversely, nothing is gained by

Re: Schema.org in RDF ...

2011-06-12 Thread Richard Cyganiak
On 12 Jun 2011, at 00:51, Pat Hayes wrote: Well, I am sympathetic to not defending HTTP-range-14 and nobody ever, ever again even mentioning information resource, but I don't think we can just make this go away by ignoring it. What do we say when a URI is used both to retrieve, um sorry,

Re: Schema.org in RDF ...

2011-06-12 Thread Kingsley Idehen
On 6/12/11 2:26 PM, Lin Clark wrote: Again, this strikes me as speaking from very little experience. I spend a good deal of my time collaboratively developing ontologies and working with users of them. I've yet to encounter a person who didn't understand the difference between

Re: Schema.org in RDF ...

2011-06-12 Thread Richard Cyganiak
On 12 Jun 2011, at 11:12, Alan Ruttenberg wrote: I've yet to encounter a person who didn't understand the difference between a book about Obama and Obama. This has nothing to do with books about Obama. It's about the difference between an URI-named resource which can return, say, a JSON

Re: Schema.org in RDF ...

2011-06-12 Thread Richard Cyganiak
On 11 Jun 2011, at 21:21, Giovanni Tummarello wrote: will you be posting this as a FAQ i think its definitely worth it. Good idea, thanks. Some of the answers are now here: http://schema.rdfs.org/faq.html Richard Gio On Sat, Jun 11, 2011 at 6:55 PM, Richard Cyganiak rich...@cyganiak.de

Re: Schema.org in RDF ...

2011-06-12 Thread Kingsley Idehen
On 6/12/11 3:42 PM, Richard Cyganiak wrote: On 12 Jun 2011, at 11:12, Alan Ruttenberg wrote: I've yet to encounter a person who didn't understand the difference between a book about Obama and Obama. This has nothing to do with books about Obama. It's about the difference between an URI-named

Re: Schema.org in RDF ...

2011-06-12 Thread Danny Ayers
On 12 June 2011 16:26, Richard Cyganiak rich...@cyganiak.de wrote: Hi Pat, On 12 Jun 2011, at 00:33, Pat Hayes wrote: Nothing is gained from the range assertions. They should be dropped. They capture a part of the schema.org documentation: the “expected type” of each property. That part of

Re: Schema.org in RDF ...

2011-06-12 Thread Pat Hayes
On Jun 12, 2011, at 7:36 AM, Richard Cyganiak wrote: On 12 Jun 2011, at 00:51, Pat Hayes wrote: Well, I am sympathetic to not defending HTTP-range-14 and nobody ever, ever again even mentioning information resource, but I don't think we can just make this go away by ignoring it. What do we

Re: Squaring the HTTP-range-14 circle [was Re: Schema.org in RDF ...]

2011-06-12 Thread Alan Ruttenberg
On Sun, Jun 12, 2011 at 6:19 PM, Pat Hayes pha...@ihmc.us wrote: but the serious problem with this idea is, that it makes it impossible to simply refer to these information resources themselves. So we would be unable to talk about Web pages using the Web description language RDF. That seems

Re: Schema.org in RDF ...

2011-06-12 Thread Richard Cyganiak
On 12 Jun 2011, at 18:34, Pat Hayes wrote: What do we say when the range of a property is supposed to be, say, people, but its considered OK to insert a string to stand in place of the person? Well, I can define a class that contains both people (in the foaf:Person sense) and names of

Re: Squaring the HTTP-range-14 circle [was Re: Schema.org in RDF ...]

2011-06-12 Thread Danny Ayers
(there will be some isomorphism between a thing and a description of a thing, right? Absolutely not. Descriptions are not in any way isomorphic to the things they describe. (OK, some 'diagrammatic' representations can be claimed to be, eg in cartography, but even those cases don't stand up

Re: Schema.org in RDF ...

2011-06-12 Thread Pat Hayes
On Jun 12, 2011, at 11:12 AM, Richard Cyganiak wrote: On 12 Jun 2011, at 18:34, Pat Hayes wrote: What do we say when the range of a property is supposed to be, say, people, but its considered OK to insert a string to stand in place of the person? Well, I can define a class that contains

Re: Schema.org in RDF ...

2011-06-12 Thread Jiří Procházka
On 06/12/2011 08:19 PM, Richard Cyganiak wrote: Hi Danny, On 12 Jun 2011, at 17:57, Danny Ayers wrote: We explicitly know the “expected types” of properties, and I'd like to keep that information in a structured form rather than burying it in prose. As far as I can see, rdfs:range is the

Re: Squaring the HTTP-range-14 circle [was Re: Schema.org in RDF ...]

2011-06-12 Thread Pat Hayes
On Jun 12, 2011, at 4:13 PM, Danny Ayers wrote: (there will be some isomorphism between a thing and a description of a thing, right? Absolutely not. Descriptions are not in any way isomorphic to the things they describe. (OK, some 'diagrammatic' representations can be claimed to be, eg

Re: Squaring the HTTP-range-14 circle [was Re: Schema.org in RDF ...]

2011-06-12 Thread Danny Ayers
On 13 June 2011 02:28, Pat Hayes pha...@ihmc.us wrote: Next point: there can indeed be correspondences between the syntactic structure of a description and the aspects of reality it describes. That is what I was calling isomorphism (which I still don't think was inaccurate). But ok, say there

Re: Using Facebook Data Objects to illuminate Linked Data add-on re. structured data

2011-06-12 Thread glenn mcdonald
{ id: 605980750, name: Kingsley Uyi Idehen, first_name: Kingsley, middle_name: Uyi, last_name: Idehen, link: https://www.facebook.com/kidehen;, username: kidehen, gender: male, locale: en_US } Some observations: id attribute has value 605980750, this value means