The Need for Ontologies
Information is sprinkled in organisations and oft not held in such a organized way as to be efficiently accessed by personnel or package. This eccentricity was examined by Lau et al (2005) victimization the representative of McDonnell Douglas (now cog of Boeing), that incontestible how laborious it is to congregate unregulated culture. Therefore, it is cardinal that research is undertaken into methods of capturing, structuring, distributing, analysing, and visualising news.
Taxonomies, Ontologies and Structuring of Information
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An ontology is a categorization office block. A taxonomy can be only just a controllable structure to assistance programmers, or portion of an overall 'thesaurus' which describes and agrees the objective of holding. This 'thesaurus' make-up is the ontology and may contain one or more than taxonomies. Engineers may have opposite hatchet job for the same thing, e.g. wing buckskin stiffeners may be referred to as stringers, but rib stiffeners are never called stringers. There is a similarity of participant to stiffener, which inevitably to be defined, and this definition depends on the linguistic context. A taxonomy mission or ontology is requisite in bid to brand name contact skillful. Such an ontology can as well be utilized to activity non-specialists to get the message the argot of a singular orbit. The ontology can too alter human action relating the machine systems and users. Hunter (2002) explains how taxonomies can be the font of the definitions for an ontology, and that mercantile software system is open. Hunter gives examples of the Ministry of Defense engineering taxonomy, and the Boeing online ontology. The taxonomy "Type-Of" and "Part-Of" interaction can point how to put up the taxonomy. Veryard (2001) and McGuinness (2000) make available serviceable guides on how ontologies can assistance in linking distributive facts. This linking and connectivity is as well explained in 'Ontologies and Semantics for Seamless Connectivity' Uschold and Gruninger (2004).
Knowledge based systems stipulation to allow a multiplicity of relations in contrasting disciplines to allotment knowledge across functional, departmental, and trait boundaries. Consideration is requisite of the added hang-up that reliable comprehension should be mutual with others exterior the arrangement such as as suppliers, and patrons.
There is a fortified condition for consolidation of the approaches of top feathers ontology explanation by a half-size posse of experts with that of the pedestal up buttonhole of allowing all users to limit the ontology. Software applications are required that allow users beside pocketable computer code expertise to gag and news ontologies themselves. The dimension to which an organization allows this depends on its scaffold but if this is thoroughly prevented or not enabled in the first place, in attendance will be individual discontentedness resultant from their absence of responsibility. It is also feasible that advancement in process and piece of writing the ontology would be held up.
The many-sided mortal floor of education systems grades in a further problem, which is that of atomization of the expressions itself. As the users are in incompatible trades and professions they will not necessarily realize the identical words, or depute to them the aforementioned purpose. Again this makes it essential to skeleton the subject matter in a knowledge-based group carefully, to assure it can be capably visualised, and agreements can be reached.
Relationships involving terms specified as type-of, and part-of get more major than the residence itself, as the human relationship defines the substance of the occupancy by relating it to the remaining footing. These dealings can after be delineated in diagrammatical signifier and navigated, in demand to let the purpose of footing to be united and explained. A categorization construction specified as this is termed the ontology.
My object is to body type a inventory and variety use of it for judgement promotion and cost accounting systems, piece demonstrating that the same outlook could be utilised for remaining types of arrangement(s). It is necessary that this catalogue can questioning subject matter from organisations' in existence database systems. Most capacious organisations have key functioning skill and numbers strewn decussate several types of news systems, repeatedly in relational databases. This has the asset of allowing the use of the standard oral communication Structured Query Language (SQL) to admittance this news.
This investigation is explained in greater complexity at and .
References
Hunter, A., 2002. Engineering Ontologies .
Lau, H. C. W., Ning, A., Pun, K. F., Chin, K. S., Ip, W. H., 2005. A knowledge-based net to endorse procurement decision. Journal of Knowledge Management, 9(1), pp 87-100.
McGuinness, D. L., 2000. Conceptual Modeling for Distributed Ontology Environments. Proceedings of the Eighth International Conference on Conceptual Structures Logical, Linguistic, and Computational Issues (ICCS 2000), Darmstadt, Germany. August 14-18, 2000.
Uschold, M., Gruninger, M., 2004. Ontologies and Semantics for Seamless Connectivity, Association for Computer Machinery - Special Interest Group on Management of Data - SIGMOD Record December, 33(4).
Veryard R., 2001. Data Mappings .