The Semantic Web:A Guide to the Future of XML, Web Services, and Knowledge Management phần 8 pdf

... no Father is his own Father (nonreflexive). If X is the Father _of Y, Y is not the Father _of X (antisymmetric), though of course if X is a Father and the Father _of Y, Y can be a Father. There ... con- straints, and rules. But then, the purpose of an ontology is quite distinct from that of a thesaurus. An ontology does try to capture and represent the meaning of...

Ngày tải lên: 14/08/2014, 12:20

... on the current state of XML meta data and why it is not enough to fulfill the goals of the Semantic Web. The evolution of meta data will expand into three levels: modeling of things, modeling of ... part- nerships of vendors and standards organizations. Of course, it is hard to predict the future, but because of the adoption of Web services protocol...

Ngày tải lên: 14/08/2014, 12:20

... WS-Security and the Lib- erty Alliance Project are embracing some of these core standards and marrying them with SOAP-based Web services. Much of the growth, development, and future of Web services ... framework, and to provide scalable Web service mediation. Together, both of these technologies have the potential to increase automated usability of Web se...

Ngày tải lên: 14/08/2014, 12:20

... generations. The Semantic Web: A Guide to the Future of XML, Web Services, and Knowledge Management of a systematic approach to creating “smart data.” Figure 1.2 displays the pro- gression of data ... the inventor of the Web. What Is the Semantic Web? Tim Berners-Lee has a two-part vision for the future of the Web. The first part is...

Ngày tải lên: 27/06/2014, 08:20

... of the Semantic Web to build knowledge and understanding from raw data. Many readers were confused by the vision because the nuts and bolts of the Semantic Web are used by machines, agents, and ... beneath the covers of our tradi- tional Web. In the previous chapter, we discussed the “what” of the Semantic Web. This chapter examines the “why,”...

Ngày tải lên: 14/08/2014, 12:20

... Ontologies and ontology languages like the Web Ontology Language (OWL), discussed in Chapter 8, are layered on top of RDF. Many see ontologies as the killer application for the Semantic Web and ... on top of RDF. This layered approach to creat- ing the Semantic Web has been presented by the W3C and Tim Berners-Lee as the Semantic Web Stack,” as displaye...

Ngày tải lên: 14/08/2014, 12:20

... taxonomic structure is with the “root” of the taxonomic tree at the top, and note that we have reversed the arrow to <= to show that the parent is above the child. The next step toward increasing semantic richness ... with the Seg- ment node being the root (of the subtree of Live Plant and Animal Segment 10) and the Family nodes being the first bran...

Ngày tải lên: 14/08/2014, 12:20

... which together are used to prove theorems about the domain represented by the ontology-as-logical-theory. The whole set of axioms, inference rules, and theorems together constitute the logical theory. In ... 7.1, the topic map is enclosed by the <topic> and </topic> delimiters. The topic is identified by the id=”Front Royal”. The topic is an instance of...

Ngày tải lên: 14/08/2014, 12:20

... on some of the technical details, but it is important that they understand the “whats” and the “whys”—not neces- sarily the “hows” —so they may want to understand the Semantic Web vision and application ... knowledge of the world according to the perspective of the human being and be machine- interpretable at the semantic level (i.e., machines and t...

Ngày tải lên: 14/08/2014, 12:20