Hello Lorenz, I just know rules are used to infer new triples based on existed knowledge.
On Sun, Feb 12, 2017 at 4:04 PM, Lorenz B. < [email protected]> wrote: > Do you understand the different between rules used for inference and RDF > which contains asserted data? > > > Thanks all for explanation. > > > > I still need some explanation. What is the advantage of using ontology in > > our semantic web application. Its just that we can share it? > > > > Second, what is the advantage of Jena rules? A task completed with an RDF > > API and same task with Jena rules, why people prefer rules? > > > > Thanks. > > > > On Sun, Feb 12, 2017 at 11:28 AM, <[email protected]> wrote: > > > >> Adrian, i think this is a rather old and not yet fully developed > >> application with a UI needing a bit freshing up for smoothly working, > >> databases are (I tried with commodities1/2) also old and rather small. > Is > >> gold no commodity? if i put a question with an agent the effect is only > >> reordering the list of general questions. My suggestion is: Let at > first as > >> input for an agent not only questions but also the option of a single > item > >> and then give a list of possible questions the agent can answer exactly > for > >> this item. May be i couldn't get everything so how it is meant... > >> > >> But the idea as whole has some original aspects, that was really what i > >> meant: Trying away from heavy classical view of SPARQL databases > connected > >> to certain ontologies with a lot of small surprising error effects in > >> developement, so that people ask: Why dont you make a simple SQL > database, > >> you talk then about Semantic Web, Linked Data basing on triples and > URI's > >> and of course about public endpoints. Then comes the question: 'public' > >> endpoints with this performance where SPARQL only an adapted SQL for > >> triples is? etc... > >> > >> I think you could next fresh up your concept if you have time for it, > the > >> other question is how it would react under heavy usage... This is my > >> comment after 20 minutes, sorry that i had not much more time... > >> > >> ********** > >> > >> > >> On Sun, 12 Feb 2017 07:05:54 +0100, Adrian Walker < > [email protected]> > >> wrote: > >> > >> Baran, > >>> You wrote: > >>> *This means downsizing the whole thing to a simplified kernel for a > >>> special > >>> application field.* > >>> Here's a simplified kernel that arguably covers wider version of > >>> application semantics than the usual "semantic web" tools. > >>> > >>> Here's a summary slide: > >>> > >>> www.executable-english.com/internet_business_logic_in_a_ > nutshell.pdf > >>> > >>> The system that supports this is live, online at > >>> www.executable-english.com. > >>> > >>> > >>> Shared use is free, and there are no advertisements. Nothing to > download, > >>> just point a browser to the site. > >>> > >>> Thanks for comments, -- Adrian > >>> > >>> Adrian Walker > >>> Reengineering LLC > >>> San Jose, CA, USA > >>> 860 830 2085 > >>> > >>> > >>> > >>> On Sat, Feb 11, 2017 at 4:33 AM, <[email protected]> wrote: > >>> > >>> Hello, > >>>> On Fri, 10 Feb 2017 18:02:46 +0100, David Jordan < > >>>> [email protected]> > >>>> wrote: > >>>> > >>>> I agree that have some discussion about this is very useful. Many of > us > >>>> > >>>>> have tried to evangelize semantic web technologies in our > organizations > >>>>> and > have struggled and failed because we cannot provide sufficient > >>>>> justification for using the technology. Hearing the specific value > >>>>> provided that can convince the skeptics is extremely valuable, much > more > >>>>> valuable > >>>>> than simple support questions about a particular API interface. > >>>>> > >>>>> > >>>> yes, i thing similar things, also like others responding to this > thread > >>>> in > >>>> an open minded way... > >>>> > >>>> But i also want to describe something for the future: > >>>> > >>>> I imagine, a cheekily developer constructs a small, easily > understandable > >>>> and effectively implementable 'subset' of the whole thing 'Semantic > Web' > >>>> defining a new playing field or making great progress in usual apps of > >>>> today. > >>>> > >>>> This cold be the realisation of TBL cit. (about 20 years ago?): 'The > most > >>>> exciting things about Semantic Web is not what we can imagine to do > with > >>>> it, but we can't yet imagine it will do.' > >>>> > >>>> First step is always a very simple and comprehensible idea.. This > means > >>>> downsizing the whole thing to a simplified kernel for a special > >>>> application > >>>> field... Better late than never... > >>>> > >>>> This is really what i instinctively think about this stuff after so > many > >>>> years. I know, such things are totally off topic for Jena team, but my > >>>> posting is for 2 or 3 users who can be interested, if it is allowed... > >>>> > >>>> thanks, baran. > >>>> > >>>> ************ > >>>> > >>>> > >>>> > >>>> On 10/02/17 12:22, kumar rohit wrote: > >>>> > >>>>>> Hi, what are the benefits of semantic web technologies? I have used > >>>>>> > >>>>>>> semantic web technologies from one year but, in theory I am not > sure > >>>>>>> the > >>>>>>> real advantages of semantic web. > >>>>>>> When we develop a system using traditional RDBMS and Java and same > >>>>>>> system > >>>>>>> we develop using Java/Jena Protege SPARQL etc, so what is the > >>>>>>> advantage > >>>>>>> of > >>>>>>> the latter application? > >>>>>>> > >>>>>>> > >>>>>>> > >>>>>>> > >>>> -- > >>>> Using Opera's mail client: http://www.opera.com/mail/ > >>>> > >>>> > >> -- > >> Using Opera's mail client: http://www.opera.com/mail/ > >> > -- > Lorenz Bühmann > AKSW group, University of Leipzig > Group: http://aksw.org - semantic web research center > >
