- From: Kei Cheung <kei.cheung@yale.edu>
- Date: Wed, 24 Jan 2007 10:55:50 -0500
- To: William Bug <William.Bug@DrexelMed.edu>
- Cc: David Decraene <David@landcglobal.com>, Robert Stevens <robert.stevens@manchester.ac.uk>, Phillip Lord <phillip.lord@newcastle.ac.uk>, Alan Ruttenberg <alanruttenberg@gmail.com>, public-semweb-lifesci hcls <public-semweb-lifesci@w3.org>
I'm hearing, as Carole put it. :-) -Kei > > On the other hand, some may not agree with the focus on the lexicon - > "Ontology is defined as a formal specification of a vocabulary, > including axioms relating the terms" - though I do like the > accessibility of that description. > > Of course, you could additionally reference the Wikipedia entries for > Abox & Tbox: > http://en.wikipedia.org/wiki/ABox > http://en.wikipedia.org/wiki/TBox > > Cheers, > Bill > > > On Jan 24, 2007, at 10:40 AM, Kei Cheung wrote: > >> Just to add to Bill's comments. According to the following paper: >> >> http://www.springerlink.com/content/hnn72w7r18238467/ >> >> Ontology is defined as a formal specification of a vocabulary, >> including axioms relating the terms. A dataset is defined as a set of >> facts expressed using a particular ontology. >> >> -Kei >> >> William Bug wrote: >> >>> I think you are right, David - axioms would be better, as algorithms >>> implies - though doesn't proscribe - an implementation strategy that >>> may not be relevant to all uses of formal ontologies. Perhaps the >>> use of algorithms relates to Tom Gruber's oft quoted description of >>> what an ontology is - a description that does not fit for everyone >>> using formal ontologies. >>> >>> Maybe some mention of how formal ontologies are used to test formal >>> assertions and some mention of the difference between the TBox & the >>> ABox (using more accessible expressions) would be useful as well. >>> >>> Again - thanks for trying to put this out there. I do think it can >>> be a very useful resource. >>> >>> Cheers, >>> Bill >>> >>> >>> On Jan 24, 2007, at 10:03 AM, David Decraene wrote: >>> >>>> I'd like to comment on these statements: >>>> Perhaps it can be phrased better, but 'algorhythms' refers to the >>>> fact that a formal upper level ontology has built-in DISJOINT (and >>>> other) axioms which reflect back onto their children (ergo the >>>> consistency check phrase). Axioms is perhaps a better choice. >>>> Also, the formal in formal ontology has nothing to do with the >>>> language of representation (perhaps that part can be phrased better >>>> as well to avoid confusion) but to the formalism (formality of the >>>> ontology as you refer to it) that is embedded in the framework. >>>> I do not disagree that this page can be improved further (which is >>>> the purpose and strongpoint of wikipedia), but explaining in >>>> laymans terms what a formal ontology is about is a challenge. >>>> >>>> >>>> >>>> -----Original Message----- >>>> *From:* public-semweb-lifesci-request@w3.org >>>> <mailto:public-semweb-lifesci-request@w3.org> >>>> [mailto:public-semweb-lifesci-request@w3.org]*On Behalf Of >>>> *Robert Stevens >>>> *Sent:* woensdag 24 januari 2007 15:45 >>>> *To:* Phillip Lord; Alan Ruttenberg >>>> *Cc:* public-semweb-lifesci hcls >>>> *Subject:* Re: [biont] Nice wikipedia page on ontology >>>> >>>> /'d be inclined to agree with Phil. I don't where the bit about >>>> "algorithms" has come from. The other mistake, I think, is not to >>>> make the distinction between formality of language for >>>> representaiton and the formality of the ontology itself. The >>>> latter is, I think, a matter of the distinctions made. One can >>>> make an ontology in a formal language like owl, but still be >>>> informal in the ontological distinctions made. >>>> >>>> /Formal ontological distinctions can be encapsulated in an upper >>>> level, but upper level otnoogies are not necessarily >>>> formal.... the phrase also explicitely refers to upper >>>> level ontologies that >>>> are formal in nature... >>>> Anyway, it is bad at almost any level >>>> >>>> Robert. >>>> ,At 13:55 24/01/2007, Phillip Lord wrote: >>>> >>>>> >>>>> "Alan" == Alan Ruttenberg <alanruttenberg@gmail.com >>>>> <mailto:alanruttenberg@gmail.com> >>>>> <mailto:alanruttenberg@gmail.com>> writes: >>>>> >>>>> Alan> Start at http://en.wikipedia.org/wiki/Formal_Ontology >>>>> >>>>> Alan> -Alan >>>>> >>>>> >>>>> Well, it starts of with this.... >>>>> >>>>> "A Formal ontology is an ontology modeled by algorithms. Formal >>>>> ontologies are founded upon a specific Formal Upper Level >>>>> Ontology, >>>>> which provides consistency checks for the entire ontology and, if >>>>> applied properly, allows the modeler to avoid possibly erroneous >>>>> ontological assumptions encountered in modeling large-scale >>>>> ontologies. " >>>>> >>>>> >>>>> >>>>> Almost none of which I would agree with. >>>> >>>> >>> >>> Bill Bug >>> Senior Research Analyst/Ontological Engineer >>> >>> Laboratory for Bioimaging & Anatomical Informatics >>> www.neuroterrain.org >>> Department of Neurobiology & Anatomy >>> Drexel University College of Medicine >>> 2900 Queen Lane >>> Philadelphia, PA 19129 >>> 215 991 8430 (ph) >>> 610 457 0443 (mobile) >>> 215 843 9367 (fax) >>> >>> >>> Please Note: I now have a new email - William.Bug@DrexelMed.edu >>> <mailto:William.Bug@DrexelMed.edu> >>> >>> >>> >>> >> >> > > Bill Bug > Senior Research Analyst/Ontological Engineer > > Laboratory for Bioimaging & Anatomical Informatics > www.neuroterrain.org > Department of Neurobiology & Anatomy > Drexel University College of Medicine > 2900 Queen Lane > Philadelphia, PA 19129 > 215 991 8430 (ph) > 610 457 0443 (mobile) > 215 843 9367 (fax) > > > Please Note: I now have a new email - William.Bug@DrexelMed.edu > <mailto:William.Bug@DrexelMed.edu> > > > >
Received on Wednesday, 24 January 2007 15:56:06 UTC