- From: Melvin Carvalho <melvincarvalho@gmail.com>
- Date: Mon, 17 Jun 2013 23:58:07 +0200
- To: David Wood <david@3roundstones.com>
- Cc: Kingsley Idehen <kidehen@openlinksw.com>, Linked Data community <public-lod@w3.org>
- Message-ID: <CAKaEYhK6MVz=7Lrhk1bNCePo1hfPdrps4BQGD=Sr-cdf9QEp3w@mail.gmail.com>
On 17 June 2013 23:26, David Wood <david@3roundstones.com> wrote: > Nicely done, Kingsley! That is an excellent exploration of the boundaries. > > Yes, it is RDF (of course), but crappy RDF since the predicates are hardly > likely to be reused by others or even mapped via owl:sameAs. > > Yes, it is Linked Data, but crappy Linked Data because it doesn't link out > to anything. The bogus Content-Type is something we have (almost) all > learned to live with. > > Crappy != broken, but it is still crappy ;-) > +1 > > Regards, > Dave > -- > http://about.me/david_wood > > > > On Jun 17, 2013, at 14:17, Kingsley Idehen <kidehen@openlinksw.com> wrote: > > On 6/17/13 1:35 PM, Luca Matteis wrote: > > It's number 3 because it's RDF (Turtle) and it's using URIs to describe > things. And links to other data. > > Let's put aside the Turtle assumption debate since it (like Media Type) > doesn't have any concrete bearing on this exercise. > > How about the document denoted by this URI/URL: > <http://kingsley.idehen.net/DAV/home/kidehen/Public/DropBox/Public/Linked%20Data%20Resources/linked-data-rdf-test2.ttl><http://kingsley.idehen.net/DAV/home/kidehen/Public/DropBox/Public/Linked%20Data%20Resources/linked-data-rdf-test2.ttl> > > Is that an RDF document? If not, is it a Linked Data document? Or is it > neither? > > > Kingsley > > > Can you make your point more clearly rather than answering my question > with other questions? > > > On Mon, Jun 17, 2013 at 7:27 PM, Kingsley Idehen <kidehen@openlinksw.com>wrote: > >> On 6/17/13 1:09 PM, Luca Matteis wrote: >> >> What makes it RDF is that you can take the contents of this URL and stick >> it in any popular RDF parser and it will parse it for you. >> >> It's still bad quality Linked Data because it's missing mime-types. >> Anyway back to my initial question "How do you produce Linked Data >> without RDF?" >> >> >> To cleanup this experiment, here's a URI/URL that denotes a version of >> the file (note: there where some errors in the initial document e.g. "." >> where I meant to have ";") on my server: >> >> >> <http://kingsley.idehen.net/DAV/home/kidehen/Public/DropBox/Public/Linked%20Data%20Resources/linked-data-rdf-test.ttl><http://kingsley.idehen.net/DAV/home/kidehen/Public/DropBox/Public/Linked%20Data%20Resources/linked-data-rdf-test.ttl>. >> >> You can also just copy and past the content to your document to yours. >> >> Back to the question and exercise, what's the defining characteristic >> that makes either of our documents (denoted by their respective URI/URLs) >> RDF documents, specifically? Here are some document type options to select >> from: >> >> 1. Structured Data >> 2. Structured Data adhering to Linked Data principles >> 3. RDF based Structured Data adhering to Linked Data principles. >> >> >> Note, I am not expecting Media Types to play any role in this experiment. >> >> Kingsley >> >> >> >> On Mon, Jun 17, 2013 at 6:59 PM, Kingsley Idehen <kidehen@openlinksw.com>wrote: >> >>> On 6/17/13 12:51 PM, Luca Matteis wrote: >>> >>> Done: http://codepad.org/7REcSynR/raw.txt >>> >>> That's still RDF so I don't get your point. >>> >>> >>> Really? How? >>> >>> curl -I http://codepad.org/7REcSynR/raw.txt >>> >>> HTTP/1.1 200 OK >>> Date: Mon, 17 Jun 2013 16:57:10 GMT >>> Server: Apache >>> Pragma: no-cache >>> Cache-Control: no-cache >>> Content-Disposition: attachment >>> Content-Length: 427 >>> Content-Type: text/plain; charset=utf-8 >>> >>> >>> What makes it RDF? >>> >>> Related: >>> >>> 1. http://en.wikipedia.org/wiki/Entity–attribute–value_model -- EAV >>> 2. http://bit.ly/YTdz3N - Peter Chen's circa. 1976 dissertation that >>> covers unified views of data (note: a simple example of these concepts that >>> even predate the World Wide Web). >>> >>> Kingsley >>> >>> >>> >>> On Mon, Jun 17, 2013 at 6:31 PM, Kingsley Idehen <kidehen@openlinksw.com >>> > wrote: >>> >>>> On 6/17/13 11:02 AM, Luca Matteis wrote: >>>> >>>> >>>> On Mon, Jun 17, 2013 at 3:57 PM, Kingsley Idehen < >>>> kidehen@openlinksw.com> wrote: >>>> >>>>> Linked Data is also something you can produce, without any knowledge >>>>> of RDF. >>>> >>>> >>>> What do you mean "without any knowledge of RDF"? How do you produce >>>> Linked Data without RDF? Please give us an example before making statements >>>> on behalf of the community. >>>> >>>> If you recall (earlier today) I presented you with a simple exercise >>>> which would answer the question you've posed above, demonstrably. >>>> >>>> Here's that I posted: >>>> >>>> >>>> Webby Structured Data: >>>> >>>> Simply copy and paste the following to a Web accessible location (URL) >>>> and then share the URL via a response to this mail. If you can't then >>>> simply let me know and I'll do that for you. >>>> >>>> ## Structured Data Representation using Turtle Notation ## >>>> >>>> <> >>>> a <#Document> . >>>> <#mentions> "Linked Data" , "Linked Data", "Semantic Web", "Inference >>>> Reasoning", "Web". >>>> <#comment> "A mailing list post about Linked Data and RDF". >>>> <#seeAlso> <http://dbpedia.org/resource/Linked_data><http://dbpedia.org/resource/Linked_data>, >>>> <http://dbpedia.org/resource/RDF> <http://dbpedia.org/resource/RDF>, >>>> <http://dbpedia.org/resource/Semantic_Web><http://dbpedia.org/resource/Semantic_Web>, >>>> <http://dbpedia.org/resource/World_Wide_Web><http://dbpedia.org/resource/World_Wide_Web> >>>> >>>> ## End ## >>>> >>>> What is the above to you? >>>> >>>> 1. Webby Structured Data -- constructable using basic knowledge of >>>> Entity Relationship Models e.g. EAV (Entity-Attribute-Value based >>>> structured data representation) >>>> 2. RDF based Structured Data -- i.e., structured data endowed with >>>> machine- and human-comprehensible entity relationship semantics as defined >>>> by RDF (a framework). >>>> >>>> Related: >>>> >>>> 1. http://en.wikipedia.org/wiki/Entity–attribute–value_model<http://en.wikipedia.org/wiki/Entity%96attribute%96value_model>-- EAV >>>> 2. http://bit.ly/YTdz3N - Peter Chen's circa. 1976 dissertation that >>>> covers unified views of data (note: a simple example of these concepts that >>>> even predate the World Wide Web). >>>> >>>> -- >>>> >>>> Regards, >>>> >>>> Kingsley Idehen >>>> Founder & CEO >>>> OpenLink Software >>>> Company Web: http://www.openlinksw.com >>>> Personal Weblog: http://www.openlinksw.com/blog/~kidehen >>>> Twitter/Identi.ca handle: @kidehen >>>> Google+ Profile: https://plus.google.com/112399767740508618350/about >>>> LinkedIn Profile: http://www.linkedin.com/in/kidehen >>>> >>>> >>>> >>>> >>> >>> >>> -- >>> >>> Regards, >>> >>> Kingsley Idehen >>> Founder & CEO >>> OpenLink Software >>> Company Web: http://www.openlinksw.com >>> Personal Weblog: http://www.openlinksw.com/blog/~kidehen >>> Twitter/Identi.ca handle: @kidehen >>> Google+ Profile: https://plus.google.com/112399767740508618350/about >>> LinkedIn Profile: http://www.linkedin.com/in/kidehen >>> >>> >>> >>> >> >> >> -- >> >> Regards, >> >> Kingsley Idehen >> Founder & CEO >> OpenLink Software >> Company Web: http://www.openlinksw.com >> Personal Weblog: http://www.openlinksw.com/blog/~kidehen >> Twitter/Identi.ca handle: @kidehen >> Google+ Profile: https://plus.google.com/112399767740508618350/about >> LinkedIn Profile: http://www.linkedin.com/in/kidehen >> >> >> >> > > > -- > > Regards, > > Kingsley Idehen > Founder & CEO > OpenLink Software > Company Web: http://www.openlinksw.com > Personal Weblog: http://www.openlinksw.com/blog/~kidehen > Twitter/Identi.ca handle: @kidehen > Google+ Profile: https://plus.google.com/112399767740508618350/about > LinkedIn Profile: http://www.linkedin.com/in/kidehen > > > > >
Received on Monday, 17 June 2013 21:58:36 UTC