Download PDF by Vijayan Sugumaran, Jon Atle Gulla: Applied Semantic Web Technologies

By Vijayan Sugumaran, Jon Atle Gulla

ISBN-10: 1439801568

ISBN-13: 9781439801567

The quick development of semantic net applied sciences, in addition to the truth that they're at a variety of degrees of adulthood, has left many practitioners stressed in regards to the present nation of those applied sciences. concentrating on the main mature applied sciences, utilized Semantic internet applied sciences integrates concept with case stories to demonstrate the background, present kingdom, and destiny course of the semantic net. It continues an emphasis on real-world purposes and examines the technical and functional matters concerning using semantic applied sciences in clever details administration.

The booklet starts off with an creation to the fundamentals—reviewing ontology fundamentals, ontology languages, and study on the topic of ontology alignment, mediation, and mapping. subsequent, it covers ontology engineering matters and offers a collaborative ontology engineering device that's an extension of the Semantic MediaWiki. Unveiling a unique method of facts and information engineering, the textual content:

* Introduces state of the art taxonomy-aware algorithms
* Examines semantics-based provider composition in delivery logistics
* deals ontology alignment instruments that use info visualization techniques
* Explains find out how to improve the illustration of entity semantics in an ontology
* Addresses demanding situations in tackling the content material construction bottleneck

Using case stories, the publication presents authoritative insights and highlights helpful classes discovered via the authors—information structures veterans with many years of expertise. They clarify the way to create social ontologies and current examples of the appliance of semantic applied sciences in construction automation, logistics, ontology-driven enterprise procedure intelligence, choice making, and effort potency in clever houses.

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They use ontology-based modeling and service-oriented design for the integration of the building automation and advanced metering in a truly flexible system controlled by user-generated policies. Their system is designed to operate on a common semantically described framework of ­multimodal factors including preferences and policies of users; operational factors of peripheral devices, sensors, and actuators; and external information characterizing the availability and cost of energy. Acknowledgment The work of Vijayan Sugumaran has been partially supported by Sogang Business School’s World Class University Program (R31-20002) funded by the Korea Research Foundation.

DL forms a decidable subset of first order logic. This decidability is very convenient for reasoning about ontology. , the absence of variables (Bruijn, 2003). This limited expressiveness, however, ensures decidability and improves tractability. DL provides many reasoning services that allow the construction of classification hierarchies and the checking of consistency of the descriptions. These reasoning services can then be used by applications that prefer to use the knowledge represented in the ontology.

They avoid meaning ambiguities and provide more precise answers. In addition to better query result accuracy, another goal of the Semantic Web is to describe the semantic relationships of the answers. Any general ontology model represents only a consensual agreement on the concepts and relations that characterize the way knowledge in a domain is expressed. Higher level ontology may simply model common knowledge instead of specific data. Important notions in Ontology: Fundamentals and Languages ◾ 25 connection with Web-related ontology are a vocabulary of basic terms and a precise specification of their meanings.

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Applied Semantic Web Technologies by Vijayan Sugumaran, Jon Atle Gulla

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