Demystifying OWL for the enterprise /
Uschold, Michael,

 

  • Demystifying OWL for the enterprise /
  • 紀錄類型: 書目-電子資源 : Monograph/item
    杜威分類號: 006.332
    書名/作者: Demystifying OWL for the enterprise // Michael Uschold.
    作者: Uschold, Michael,
    面頁冊數: 1 PDF (xxiv, 237 pages) : : illustrations.
    附註: Part of: Synthesis digital library of engineering and computer science.
    標題: Ontologies (Information retrieval)
    標題: Semantic Web.
    標題: Knowledge acquisition (Expert systems)
    ISBN: 9781681731285
    書目註: Includes bibliographical references (pages 215-218) and index.
    內容註: Part 1. Introducing OWL -- 1. Getting started: what do we need to say? -- 1.1 What is an ontology? What is OWL? -- 1.2 In the beginning there are things -- 1.3 Kinds of things vs. individual things -- 1.4 No thing is an island -- 1.4.1 Healthcare -- 1.4.2 Finance -- 1.4.3 Corporate registrations -- 1.5 Things can have a variety of attributes -- 1.6 More general things and more specific things -- 1.7 Drawing conclusions -- 1.8 Data and metadata -- 1.9 Summary learning -- 2. How do we say it in OWL? -- 2.1 Introduction -- 2.2 Saying things -- 2.2.1 An ontology is a set of triples -- 2.2.2 Namespaces, resource identifiers, and OWL syntax -- 2.2.3 Summary: informal to formal -- 2.2.4 Notational conventions -- 2.3 A simple ontology in healthcare -- 2.3.1 Healthcare data -- 2.3.2 Healthcare metadata -- 2.3.3 Individuals and their types -- 2.3.4 Richer semantics and automatic categorization -- 2.3.5 Other ways to specify meaning -- 2.3.6 Pause and reflect -- 2.4 Summary of key OWL concepts and assertions -- 2.4.1 Vocabularies and namespaces -- 2.4.2 Individuals and classes -- 2.4.3 Properties -- 2.4.4 Class expressions and restrictions -- 2.4.5 Drawing conclusions -- 2.5 Summary learning -- 3. Fundamentals: meaning, semantics, and sets -- 3.1 Logic -- 3.1.1 Reasoning and arguments -- 3.1.2 Formal semantics and sets -- 3.1.3 The open world -- 3.1.4 Resource identifiers -- 3.1.5 Literals and datatypes -- 3.1.6 Metaclasses -- 3.1.7 Expressions -- 3.1.8 Meaning, semantics, and ambiguity -- 3.1.9 Concepts vs. terms -- 3.1.10 The world of triples -- 3.1.11 Reuse and modularity -- 3.1.12 Triple stores, querying, and SPARQL -- 3.1.13 Summary learning -- 3.2 Summary for part 1 --
    摘要、提要註: After a slow incubation period of nearly 15 years, a large and growing number of organizations now have one or more projects using the Semantic Web stack of technologies. The Web Ontology Language (OWL) is an essential ingredient in this stack, and the need for ontologists is increasing faster than the number and variety of available resources for learning OWL. This is especially true for the primary target audience for this book: modelers who want to build OWL ontologies for practical use in enterprise and government settings. The purpose of this book is to speed up the process of learning and mastering OWL. To that end, the focus is on the 30% of OWL that gets used 90% of the time. Others who may benefit from this book include technically oriented managers, semantic technology developers, undergraduate and post-graduate students, and finally, instructors looking for new ways to explain OWL. The book unfolds in a spiral manner, starting with the core ideas. Each subsequent cycle reinforces and expands on what has been learned in prior cycles and introduces new related ideas. Part 1 is a cook's tour of ontology and OWL, giving an informal overview of what things need to be said to build an ontology, followed by a detailed look at how to say them in OWL. This is illustrated using a healthcare example. Part 1 concludes with an explanation of some foundational ideas about meaning and semantics to prepare the reader for subsequent chapters. Part 2 goes into depth on properties and classes, which are the core of OWL. There are detailed descriptions of the main constructs that you are likely to need in every day modeling, including what inferences are sanctioned. Each is illustrated with real-world examples. Part 3 explains and illustrates how to put OWL into practice, using examples in healthcare, collateral, and financial transactions. A small ontology is described for each, along with some key inferences. Key limitations of OWL are identified, along with possible workarounds. The final chapter gives a variety of practical tips and guidelines to send the reader on their way.
    電子資源: https://ieeexplore.ieee.org/servlet/opac?bknumber=8374125
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