Copyright © 2008 The Institute of Electronics, Information and Communication Engineers
Special Section on Knowledge, Information and Creativity Support System -- Papers -- Knowledge Representation |
Novel Topic Maps to RDF/RDF Schema Translation Method
1 The authors are with the Department of Computer Science and Engineering, Korea University, Anam-dong, Seognbuk-Gu, Seoul, 136–701 Korea. E-mail: sashin{at}nia.or.kr, 2 The author is with the Department of Informatics and Statistics, Kunsan National University, Miryong-dong, Gunsan, Jeollabuk-do, 573–701 Korea.
| Abstract |
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We propose an enhanced method for translating Topic Maps to RDF/RDF Schema, to realize the Semantic Web. A critical issue for the Semantic Web is to efficiently and precisely describe Web information resources, i.e., Web metadata. Two representative standards, Topic Maps and RDF have been used for Web metadata. RDF-based standardization and implementation of the Semantic Web have been actively performed. Since the Semantic Web must accept and understand all Web information resources that are represented with the other methods, Topic Maps-to-RDF translation has become an issue. Even though many Topic Maps to RDF translation methods have been devised, they still have several problems (e.g. semantic loss, complex expression, etc.). Our translation method provides an improved solution to these problems. This method shows lower semantic loss than the previous methods due to extract both explicit semantics and implicit semantics. Compared to the previous methods, our method reduces the encoding complexity of resulting RDF. In addition, in terms of reversibility, the proposed method regenerates all Topic Maps constructs in an original source when is reverse translated.
Key Words: Topic Maps, RDF, Semantic Web, Web ontology, Web metadata
Manuscript received April 22, 2008. Manuscript revised July 4, 2008.