W3C home > Mailing lists > Public > public-lod@w3.org > June 2011

Re: {Disarmed} Re: Schema.org in RDF ...

From: Michael Hausenblas <michael.hausenblas@deri.org>
Date: Wed, 8 Jun 2011 11:16:49 +0100
Cc: Harry Halpin <hhalpin@ibiblio.org>, Linked Data community <public-lod@w3.org>
Message-Id: <68D26108-4D36-4B4E-BAD3-412134EF5418@deri.org>
To: Christopher Gutteridge <cjg@ecs.soton.ac.uk>
Christopher,

> All in all, if we can write a library which can read a page with  
> schema.org data encoded and spit out RDF, who cares?

Exactly. This is the motivation behind [1] and any23 will soon support  
it as well. Care to chime in? (not sure if Python is your main  
language, though IIRC ;)

Cheers,
	Michael

[1] https://github.com/mhausenblas/schema-org-rdf/tree/master/tools/schema-mr-gateway

--
Dr. Michael Hausenblas, Research Fellow
LiDRC - Linked Data Research Centre
DERI - Digital Enterprise Research Institute
NUIG - National University of Ireland, Galway
Ireland, Europe
Tel. +353 91 495730
http://linkeddata.deri.ie/
http://sw-app.org/about.html

On 8 Jun 2011, at 11:13, Christopher Gutteridge wrote:

> All in all, if we can write a library which can read a page with  
> schema.org data encoded and spit out RDF, who cares?
>
> I'm looking the examples, and it looks easy enough to turn into  
> triples, albeit there will often be graphs with nothing but bnodes.
>
> There's no way normal web developers will assign URIs to things  
> until they see the benefit... Could we suggest a trivial extension  
> to schema.org to let people add URIs for itemtypes.
>
> <div itemscope itemtype=MailScanner has detected a possible fraud  
> attempt from "schema.org" claiming to be "http://schema.org/Organization 
> " about=MailScanner has detected a possible fraud attempt from  
> "totl.net" claiming to be "http://totl.net/#org">
>
> If I had more hack-slack I'd knock up a library which takes a  
> schema.org encoded page and spits out triples.
>
> Are people going to create some semantic abominations using  
> schema.org? of course, but they were already able to do that in  
> RDFa. This is going to be used by the same kind of people who were  
> implementing RSS a decade ago. Just accept that the world is going  
> to end up with a big pile of shonky data!
>
> schema.org is so very much more human-readable than RDFa. It wins  
> hands down on that.
>
> We're the linked data community. RDF is a tool to an end, no more.  
> Rather than sit around and feel glum about this coming wave of data  
> being a bit wrong, we should be looking at how to help it become  
> Linked (and Open).
>
> I think we made a big mistake in using http URIs. It's too  
> confusing. If we'd used <thing://totl.net/> with the convention that  
> you can find facts about it by converting "thing:" to "http:" then  
> the world would be much less confused about URIs. I know this is  
> probably an old topic of conversation, but it's a massive impediment  
> to the public understanding of URIs for things not available via the  
> HTTP protocol.
>
> I'm amazed that people are so surprised about schema.org. Don't you  
> realise that RDFa, RDF/XML and using http:// URIs for real world  
> things is really really confusing and make the amazingly useful idea  
> of Linked Open Data much harder to get to groups with?
>
> These days when I teach people about RDF data I start with N-Triples  
> as it's the easiest format to grok.
>
> Sorry for getting a bit ranty, but this community has no focus on  
> lowering the barriers which make it hard for the mainstream web  
> community to start producing linked data. I find that very very  
> frustrating.
>
> Harry Halpin wrote:
>>
>> On Sat, Jun 4, 2011 at 2:51 PM, Michael Hausenblas
>> <michael.hausenblas@deri.org> wrote:
>>
>>> All,
>>>
>>> Thanks a lot for the comments we received so far, both here and  
>>> (even more)
>>> off-list. Now, to make our life a bit easier, may I ask you to  
>>> provide
>>> suggestions concerning the mapping (or feature requests alike)  
>>> directly to
>>> the Github [1]? Of course, if you're more into it, feel free to  
>>> clone the
>>> repo and issue a pull request.
>>>
>>> As you can imagine, this is a community endeavour - we just  
>>> happened to kick
>>> it off ;)
>>>
>>
>> Actually, I'm also going to point out that the W3C asked for EU
>> funding about a year ago for something *very* similar  - and at the
>> time had the interest even of Google - for hosting a RDF version of
>> something quite similar to schema.org. But thanks to the wonderful
>> judgement of the reviewers of EU proposals and the Semantic Web
>> academic community, we weren't given funding :)
>>
>> Obviously Google and friends see a good opportunity here to actually
>> make a place to find structured data vocabularies on the Web. While I
>> wish they had better support for RDFa, I can see that the whole
>> RDFa/microdata/microformats lack of convergence is causing a  
>> confusing
>> mess for ordinary webmasters.
>>
>>                        cheers,
>>                             harry
>>
>>> Cheers,
>>>        Michael
>>>
>>> [1] https://github.com/mhausenblas/schema-org-rdf/issues
>>>
>>> --
>>> Dr. Michael Hausenblas, Research Fellow
>>> LiDRC - Linked Data Research Centre
>>> DERI - Digital Enterprise Research Institute
>>> NUIG - National University of Ireland, Galway
>>> Ireland, Europe
>>> Tel. +353 91 495730
>>> http://linkeddata.deri.ie/
>>> http://sw-app.org/about.html
>>>
>>> On 3 Jun 2011, at 22:06, Michael Hausenblas wrote:
>>>
>>>
>>>> http://schema.rdfs.org
>>>>
>>>> ... is now available - we're sorry for the delay ;)
>>>>
>>>> Cheers,
>>>>        Michael
>>>> --
>>>> Dr. Michael Hausenblas, Research Fellow
>>>> LiDRC - Linked Data Research Centre
>>>> DERI - Digital Enterprise Research Institute
>>>> NUIG - National University of Ireland, Galway
>>>> Ireland, Europe
>>>> Tel. +353 91 495730
>>>> http://linkeddata.deri.ie/
>>>> http://sw-app.org/about.html
>>>>
>>>>
>>>
>>>
>>
>>
>
> -- 
> Christopher Gutteridge -- http://id.ecs.soton.ac.uk/person/1248
>
> You should read the ECS Web Team blog: http://blogs.ecs.soton.ac.uk/webteam/
Received on Wednesday, 8 June 2011 10:17:18 UTC

This archive was generated by hypermail 2.4.0 : Friday, 17 January 2020 16:21:13 UTC