Download Canadian Semantic Web: Technologies and Applications by Alexandre Riazanov, Marcelo A. T. Aragão (auth.), Weichang PDF

By Alexandre Riazanov, Marcelo A. T. Aragão (auth.), Weichang Du, Faezeh Ensan (eds.)

The emergence of internet applied sciences for facts and information interplay supplies upward thrust to the necessity for supportive frameworks for wisdom distribution. Semantic internet applied sciences target at offering shared semantic spacesfor net contents, such that individuals, functions and groups can use a standard platform to percentage info. additionally, a number of the not easy facets of the examine difficulties tackled within the Semantic internet region fall within the realm of synthetic intelligence or employment of AI techniques.

Canadian Semantic net: applied sciences and functions is an edited quantity contributed by way of world wide leaders in Semantic internet examine, and used to be in line with the could 2009, Canadian Semantic net Symposium, Kelowna, BC. This quantity will introduce the main complex operating theories, prototypes and purposes on; AI applied sciences within the Semantic net, Languages, instruments and methodologies for the Semantic net, looking out, querying, visualizing and examining the Semantic internet, Semantic Web-based wisdom administration, Semantic Grid and semantic Grid prone, belief, privateness, protection at the Semantic net and extra. a distinct specialise in functions of semantic net know-how on digital health.

About this book:

Introduces the main complex operating theories, prototypes and applications.

Provides a distinct concentrate on purposes of semantic net know-how on digital health.

This ebook is meant for practitioners and researchers operating within the comparable fields of the Semantic net. Advanced-level targeting desktop technological know-how also will locate this ebook priceless as a secondary textual content or reference book.

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Resolution Theorem Proving. In: Handbook of Automated Reasoning, vol. : D2RQ – Treating Non-RDF Databases as Virtual RDF Graphs. : The RuleML Family of Web Rule Languages. : Sesame: A Generic Architecture for Storing and Querying RDF and RDF Schema. In: ISWC, pp. : On Abduction and Answer Generation through Constrained Resolution. Tech. Rep. : MASTRO-I: Efficient Integration of Relational Data through DL Ontologies. : DL-Lite: Tractable Description Logics for Ontologies. In: AAAI’05, pp. : LAS: Extending Racer by a Large Abox Store.

Yk(p) p literals of the form α β, where α ∈ {Y11 , . . , Yk(p) } and β is a constant; (v) β, where Ed consists of zero or more negative equality literals of the form α p α, β ∈ {Y11 , . . , Yk(p) }. The transformed schematic answer Ea ∨ Ec ∨ Ed ∨ Dx ∨ A can be translated into an SQL query of the form SELECT columns F ROM tables W HERE join conditions . #j AS Xe for each Yji Xe ∈ Ea . Here Ri is a fresh table alias i corresponding to the literal ri (Y1i , . . , Yk(i) ) and #j denotes the j-th attribute name in the table ri from our RDB schema.

2 (completeness). Suppose R is a refutationally complete and generalisation-tolerant fully specified calculus with recording literals. Consider a deductive query Q = DB, KB, X1 , . . , Xk Y1 , . . , Ym C . Suppose DB is an abstraction of DB. Then, for every concrete answer @(t1 , . . , tk ) to Q one can derive in R from DB ∪ KB ∪ {C | ¬@(X1 , . . , Xk )} a clause | γ, such that @(t1 , . . , tk ) is an instance of the schematic answer | γ. Proof. The refutational completeness of R means that we can construct a refutation ∆ of DB ∪ KB ∪ C[X1 /t1 , .

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