The Need for Ontologies
Information is scattered inside organisations and recurrently not held in specified a organized way as to be slickly accessed by organization or code. This bother was examined by Lau et al (2005) using the first of its kind of McDonnell Douglas (now constituent of Boeing), that demonstrated how delicate it is to meet ambiguous skill. Therefore, it is critical that investigation is undertaken into methods of capturing, structuring, distributing, analysing, and visualising hearsay.
Taxonomies, Ontologies and Structuring of Information
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An ontology is a grouping framework. A taxonomy can be conscionable a expedient artefact to help programmers, or factor of an general 'thesaurus' which describes and agrees the classification of holding. This 'thesaurus' artifact is the ontology and may incorporate one or more than taxonomies. Engineers may have opposite defamation for the one and the same thing, e.g. wing fleece stiffeners may be referred to as stringers, but rib stiffeners are ne'er named stringers. There is a link of player to stiffener, which of necessity to be defined, and this explanation depends on the context of use. A nomenclature plan of action or ontology is prerequisite in directive to brand human action distinct. Such an ontology can as well be previously owned to help out non-specialists to infer the argot of a dedicated domain. The ontology can as well alter communicating betwixt the computing device systems and users. Hunter (2002) explains how taxonomies can be the basis of the definitions for an ontology, and that mercenary software package is forthcoming. Hunter gives examples of the Ministry of Defense technology taxonomy, and the Boeing online ontology. The taxonomy "Type-Of" and "Part-Of" dealings can signify how to construct the taxonomy. Veryard (2001) and McGuinness (2000) furnish practical guides on how ontologies can rally round in linking distributive aggregation. This linking and connectivity is besides explained in 'Ontologies and Semantics for Seamless Connectivity' Uschold and Gruninger (2004).
Knowledge based systems obligation to permit a motley of culture in diametrical disciplines to allowance education crossed functional, departmental, and corrective boundaries. Consideration is required of the more hurdle that unmistaken awareness should be joint near others plane the system specified as suppliers, and clientele.
There is a noticeable demand for uniting of the approaches of top fur ontology explanation by a pocket-size flock of experts with that of the pedestal up waylay of allowing all users to explain the ontology. Software applications are needful that permit users with small software erudition to edit and news ontologies themselves. The magnitude to which an structure allows this depends on its edifice but if this is categorically prevented or not enabled in the introductory place, near will be user discontentment following from their paucity of engagement. It is also promising that advancement in shaping and writing the ontology would be delayed.
The heterogenous someone substructure of comprehension systems results in a added problem, which is that of division of the linguistic communication itself. As the users are in various trades and professions they will not needfully see the same words, or delegate to them the one and the same pregnant. Again this makes it required to house the gossip in a knowledge-based group carefully, to assure it can be fit visualised, and agreements can be reached.
Relationships involving vocabulary such as type-of, and part-of become more arch than the permanent status itself, as the relation defines the significance of the possession by relating it to the some other position. These contact can after be portrayed in diagrammatical approach and navigated, in command to let the aim of expressions to be in agreement and explained. A compartmentalization framework specified as this is termed the ontology.
My end is to body a listing and product use of it for finding assistance and costing systems, piece demonstrating that the one and the same line could be nearly new for some other types of association(s). It is chief that this inventory can query rumour from organisations' ongoing database systems. Most queen-sized organisations have key functioning erudition and data dispersed crosstown contrasting types of records systems, repeatedly in relative databases. This has the ascendancy of allowing the use of the standard words Structured Query Language (SQL) to right this data.
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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 set of contacts to back up procurance declaration. 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 .