> Any papers we can learn your method from?
> On Mon, Jun 23, 2008 at 1:19 AM, Biswanath Dutta <bisu@xxxxxxxxxxxxxxxxxx
>> Dear All,
>> What Prof. John has recommended, I do agree.
>> I think before I say anything, I should introduce myself (because this
>> the first time I am writing to this forum). I am a Senior Research
>> of DRTC, ISI (Documentation Research and Training Centre, Indian
>> Statistical Institute), Bangalore, India which was established by Prof.
>> R. Ranganathan (the Father of Library Science in India).
>> We are now actively working on Ontology and faceted classification area.
>> As a part of our research work we have developed ontology(s) based upon
>> Prof. Ranganathan's Principles and system. Among them one is,
>> Institutional Ontology which is capable of giving us quite satisfactory
>> results. But still it is not the right time to claim that we have
>> to the end product. We are working. Hope we will be able to come out
>> a good result.
>> With regards,
>> Biswanath Dutta
>> Documentation Research and Training Centre (DRTC)
>> Indian Statistical Institute
>> 8th Mile Mysore Road
>> R. V. College Post
>> Bangalore- 560059
>> > Pat and Ken,
>> > Ranganathan's system is not an ontology, since it does not
>> > contain any axioms. But it is a very detailed, flexible,
>> > and extensible classification system.
>> > PC> Do you think that a topic classification system suitable
>> > > for libraries can actually serve to encode information in
>> > > a form suitable for automated reasoning?
>> > Any ontology must include a classification system as a subset.
>> > If an ontology is going to be usable for the full range of
>> > topics that are covered by the WWW, it must include a system
>> > of classification as broad as Ragnanathan's.
>> > PC> Do you have any examples of how such a classification has
>> > > been used with an automated reasoner?
>> > Look at Cyc. It has a very broad classification system that
>> > supports multiple inheritance. Any ontology that is intended
>> > to support interoperability among any range of systems that
>> > access and use the WWW, must be as extensible as Cyc and/or
>> > Ranganathan's system. (I'm not recommending either one
>> > exactly as is, but I do suggest that we study both.)
>> > KL> My thought has always been I build the ontologies to relate
>> > > the various classification facets (or the values applied to
>> > > the facets) without having to assume a governing set of facets
>> > > and values for all uses.
>> > There is no reason why you should define more than you need for
>> > your application. But if two or more groups want to make their
>> > systems work together, it must be possible to embed all of them
>> > within a broader system that can accommodate all the categories
>> > of each. Therefore, it's desirable to have a broader framework
>> > in mind, even for a small, narrowly defined project.
>> > An important reason for studying a system such as Ranganathan's
>> > is that he had spent many years trying to work out categories
>> > that can accommodate all the books in all the libraries of India.
>> > So he has a system of categories that spans an enormous range,
>> > which probably includes a large part of what is being covered
>> > by the WWW.
>> > I don't recommend that we adopt R's system exactly as is. But
>> > we should consider it or something like it as an example of how
>> > to accommodate multiple systems interoperating across the WWW.
>> > John
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> Paola Di Maio
> School of IT
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