Storage Retrieval

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By S. Handschuh, S. Staab

The Semantic net goals at computer brokers that thrive on explicitly specific semantics of content material in an effort to seek, filter out, condense, or negotiate wisdom for his or her human clients. A center know-how for making the Semantic internet ensue, but additionally to leverage program parts like wisdom administration and E-Business, is the sphere of Semantic Annotation, which turns human-understandable content material right into a computer comprehensible shape. This publication studies at the wide variety of applied sciences which are used to accomplish this translation and nourish third millennium purposes. The e-book starts off with a survey of the oldest semantic annotations, viz. indexing of courses in libraries. It keeps with a number of thoughts for the specific development of semantic annotations, together with methods for collaboration and Semantic net metadata. one of many significant potential for making improvements to the semantic annotation job is info extraction and masses could be discovered from the semantic tagging of linguistic corpora. particularly, info extraction is gaining prominence for automating the previously basically guide annotation job - a minimum of to a few extent.An vital subclass of data extraction projects is the goal-oriented extraction of content material from HTML and / or XML assets.

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Example text

G. "Rudi Studer cooperates with Steffen Staab". Typically, this piece of text will require further editing. g. all Persons), still need to be explored. e. conceptual mark-up of text passages, is a laborious task. In Section 2 we described the idea that wrappers and information extraction components could be used to facilitate the work. Hence, we have developed S-CREAM (Semi-automatic CREAtion of Metadata), an annotation framework (cf. [17]) that integrates a learnable information extraction component (viz.

R. Gruber. A Translation Approach to Portable Ontology Specifications. Knowledge Acquisition, 6(2): 199-221,1993. [16] S. Handschuh and S. Staab. Authoring and annotation of web pages in cream. In Proceedings of the 11th International World Wide Web Conference, WWW 2002, Honolulu, Hawaii, May 7-11, 2002, pages 462-473. ACM Press, 2002. [17] S. Handschuh, S. Staab, and F. Ciravegna. S-CREAM —Semi-automatic CREAtion of Metadata. In EKAW02, 13th International Conference on Knowledge Engineering and Knowledge Management, LNCS/LNAI 2473, pages 358-372, Siguenza, Spain, October 2002.

14] C. Goble, S. Bechhofer, L. Carr, D. De Roure, and W. Hall. Conceptual Open Hypermedia = The Semantic Web? In S. Staab, S. Decker, D. Fensel, and A. org, pages 44-50, Hong Kong, May 2001. [15] T. R. Gruber. A Translation Approach to Portable Ontology Specifications. Knowledge Acquisition, 6(2): 199-221,1993. [16] S. Handschuh and S. Staab. Authoring and annotation of web pages in cream. In Proceedings of the 11th International World Wide Web Conference, WWW 2002, Honolulu, Hawaii, May 7-11, 2002, pages 462-473.

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