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Re: [ontolog-forum] Ontolog Invited Speakers - Mr. Jack Park & Mr. Patr

To: "[ontolog-forum] " <ontolog-forum@xxxxxxxxxxxxxxxx>
From: Lisa <lisadawncolvin@xxxxxxxxx>
Date: Fri, 21 Apr 2006 07:33:33 -0700 (PDT)
Message-id: <20060421143333.53517.qmail@xxxxxxxxxxxxxxxxxxxxxxx>
Sorry Peter. I would love to hear Jack and Patrick's talk, but I will be at a 
vendor conference in
Las Vegas.    (01)

Thanks again for including me on the panel yesterday. It was fun!    (02)

:)lisa    (03)

--- "Peter P. Yim" <peter.yim@xxxxxxxx> wrote:    (04)

> We are pleased to announce that Mr. Jack Park (SRI) and Mr. 
> Patrick Durusau (NCITS/V1) will be presenting to the community on 
> Thursday, April 27, 2006. Their talk is entitled: "Avoiding 
> Hobson's Choice In Choosing An Ontology"
> This is the 3rd event in our series of talks and discussions the 
> revolve around the topic: "Ontologizing the Ontolog Body of 
> Knowledge" during which this community will explore the "what's" 
> and "how's" to the development of a semantically interoperable 
> application, using the improved access to the content of Ontolog 
> as a case in point.
> *Conference call-in details*:
> Date: Thursday, Apr. 27, 2006
> Start Time:  10:30 AM PDT / 1:30 PM EDT / 17:30 UTC
>    (World Time:
> Session Duration: ~2 Hours
> Dial-in Number: +1-641-696-6600 (Iowa)
> Participant Access Code: "686564#"
> VNC shared-screen support available
> Topic: *Avoiding Hobson's Choice In Choosing An Ontology*
> *Abstract*: (by Jack Park & Patrick Durusau)
> Most users of ontologies have either participated in the 
> development of the ontology they use and/or have used it for such 
> a period of time that they have taken ownership of it. Like a 
> hand that grows to fit a tool, users grow comfortable with 
> "their" ontology and can use another only with difficulty and 
> possibly high error rates.
> When agencies discuss sharing information, the tendency is to 
> offer other participants a "Hobson's Choice" of ontologies. "Of 
> course we will use ontology X." which just happens to be the 
> ontology of the speaker. Others make similar offers. Much 
> discussion follows. But not very often effective integration of 
> information.
> In all fairness to the imagined participants in such a 
> discussion, unfamiliar ontologies can lead to errors and/or 
> misunderstandings that may actually impede the interchange, 
> pardon, the accurate interchange information. Super-ontologies 
> don't help much when they lack the granularity needed for real 
> tasks and simply put off the day of reckoning when actual data 
> has to move between agencies.
> The Topic Maps Reference Model is a paradigm for constructing a 
> mapping of ontologies that enables users to use "their" 
> ontologies while integrating information that may have originated 
> in ontologies that are completely foreign or even unknown to the 
> user. Such mappings can support full auditing of the process of 
> integrating information to enable users to develop a high degree 
> of confidence in the mapping.
> Topic maps rely upon the fact that every part of an ontology is 
> in fact representing a subject. And the subject that is being 
> represented is known from the properties of those 
> representatives. Such representatives are called subject proxies 
> in the Topic Maps Reference Model. Those properties are used as 
> the basis for determining when two or more subject proxies 
> represent the same subject. Information from two or more 
> representatives of the same subject can be merged together, 
> providing users with information about a subject that may not 
> have been known in their ontology.
> Park and Durusau explore the philosophical, theoretical and 
> practical steps needed to avoid a Hobson's Choice in ontology 
> discussions and to use the Topic Maps Reference Model to 
> effectively integrate information with a high degree of 
> confidence in the results. All while enabling users to use the 
> ontology that is most familiar and comfortable for them.
> *About the Speakers*:
> *Mr. Jack Park* is a research scientist in the AI Laboratory at 
> SRI, International in Menlo Park. He works with Adam Cheyer's 
> integration team on the DARPA-funded CALO project, where he 
> created the prototype from which the team evolved the IRIS 
> desktop knowledge workstation. During employment with 
> VerticalNet, Park served on the XTM Authoring Committee which 
> created the XTM topic maps specification, now a part of the ISO 
> 13250 Topic Maps standard. In a former life, while serving as the 
> president of the American Wind Energy Association, Park was 
> constructing microprocessor-based weather stations used for 
> siting wind energy farms and in agricultural applications. The 
> massive amounts of data being collected by those stations led to 
> investigations into AI applications in data mining and data 
> organization. Ontologies and inference engines naturally 
> followed. Park has crafted Java-based inference engines for a 
> large banking enterprise, a clinical informatics enterprise, and 
> participated in the construction of the VerticalNet B2B ontology 
> editor. Park authored _The Wind Power Book_ in 1981, and 
> co-authored and edited _XML Topic Maps: Creating and Using Topic 
> Maps for the Web_, published in 2002. He has taught university 
> courses in renewable energy resources in the U.S., and lectured 
> on those subjects in the U.S., parts of Europe and Africa. He 
> spends most of his time now evolving applications for subject 
> maps related to the Douglas Engelbart call for continuous 
> improvement of human capabilities.
> *Mr. Patrick Durusau* is the Chair of V1, the US Technical 
> Advisory Group (TAG) to ISO/IEC JTC 1/SC 34, the committee 
> responsible for the development of the Topic Maps family of 
> standards. He is a co-editor of ISO 13250-5, the Topic Maps 
> Reference Model. . . . In the Fall of 2006 he will be teaching 
> what is thought to be the first graduate course devoted 
> exclusively to topic maps at the School of Library and 
> Information Science at the University of Illinois at 
> Urbana-Champaign. . . . He is deeply interested in the 
> integration diverse information systems (including ontologies) 
> while preserving the ability of users to identify the subjects of 
> their conversations in ways that work best for them.
> *Refer to details on the session wiki page at*:
> http://ontolog.cim3.net/cgi-bin/wiki.pl?ConferenceCall_2006_04_27
> This will be a virtual session over an augmented conference call. 
> The session is expected to start with 45 min. ~ 1 Hour 
> presentation followed by an extended discussion between the 
> participants and the speaker. The entire session will be recorded 
> and made available as open content under the prevailing Ontolog 
> IPR policy (see: 
> http://ontolog.cim3.net/cgi-bin/wiki.pl?WikiHomePage#nid32).
> As usual, this Ontolog event is open to all. I look forward to 
> having you at this session. Please pass the announcement along to 
> those who might be interested to join us too.
> *RSVP* by by emailing me at <peter.yim@xxxxxxxx> offline.
> Regards. =ppy
> Peter P. Yim
> Co-convener, Ontolog
> -- 
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