The Semantic Web A Guide to the Future of XML, Web Services, and Knowledge Management,9780471432579

The Semantic Web A Guide to the Future of XML, Web Services, and Knowledge Management

by ; ;
Edition: 1st
ISBN13: 9780471432579
ISBN10: 0471432571
Format: Paperback
Pub. Date: 2003-05-30
Publisher(s): Wiley
List Price: $37.82

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Summary

"The Semantic Web is an extension of the current Web in which information is given well-defined meaning, better enabling computers and people to work in cooperation." -Tim Berners-Lee, Scientific American, May 2001 This authoritative guide shows how the Semantic Web works technically and how businesses can utilize it to gain a competitive advantage Explains what taxonomies and ontologies are as well as their importance in constructing the Semantic Web Companion Web site includes further updates as the framework develops and links to related sites

Author Biography

MICHAEL C. DACONTA is the Chief Scientist of the Advanced Programs Group at McDonald Bradley, where he serves as the Chief Architect on the DOD&#8217;s Virtual Knowledge Base Project. He is the author of numerous programming books and a columnist for JavaWorld magazine and ZDNET.com. <p> DR. LEO J. OBRST is an Artificial Intelligence Scientist at the MITRE Corporation, where he leads the Information Semantics team, and is a key participating member of numerous Semantic Web standards. <p> T. SMITH is a Principal Software Architect at McDonald Bradley, where he serves as Chief Security Architect on the DOD&#8217;s Virtual Knowledge Base Project. He is an author of several programming books and speaks at industry conferences.

Table of Contents

Introduction xiii
Acknowledgments xix
Foreword xxi
Chapter 1 What Is the semantic Web? 1(16)
What Is the Semantic Web?
1(3)
Why Do We Need the Semantic Web?
4(3)
Information Overload
4(1)
Stovepipe systems
5(1)
Poor Content Aggregation
6(1)
How Does XML Fit into the Semantic Web?
7(1)
How Do Web Services Fit into the Semantic Web?
7(1)
What's after Web Services?
8(4)
What Do the skeptics say about the Semantic Web?
12(1)
Why the Skeptics Are Wrong!
13(1)
Summary
14(3)
Chapter 2 The Business Case for the Semantic Web 17(10)
What Is the Semantic Web Good For?
18(6)
Decision Support
19(2)
Business Development
21(1)
Information sharing and Knowledge Discovery
22(1)
Administration and Automation
22(2)
Is the Technology for the Semantic Web "There Yet"?
24(1)
Summary
25(2)
Chapter 3 Understanding XML and Its Impact on the Enterprise 27(30)
Why Is XML a Success?
27(5)
What Is XML?
32(16)
Why Should Documents Be Well-Formed and Valid?
36(1)
What Is XML Schema?
37(5)
What Do Schemas Look Like?
38(3)
Is Validation Worth the Trouble?
41(1)
What Are XML Namespaces?
42(3)
What Is the Document Object Model (DOM)?
45(3)
Impact of XML on Enterprise IT
48(3)
Why Meta Data Is Not Enough
51(3)
Semantic Levels
52(1)
Rules and Logic
53(1)
Inference Engines
54(1)
Summary
54(3)
Chapter 4 Understanding Web Services 57(28)
What Are Web services?
57(4)
Why Use Web Services?
61(4)
Do Web Services Solve Real Problems?
61(2)
Is There Really a Future for Web Services?
63(1)
How Can I Use Web Services?
64(1)
Understanding the Basics of Web Services
65(11)
What Is SOAP?
65(3)
How to Describe Basic Web services
68(1)
How to Discover Web Services
69(3)
What Is UDDI?
69(2)
What Are ebXML Registries?
71(1)
Orchestrating Web Services
72(4)
A Simple Example
73(2)
Orchestration Products and Technologies
75(1)
Securing Web services
76(6)
XML Signature
79(1)
XML Encryption
80(1)
XKMS
80(1)
SAML
80(1)
XACML
81(1)
WS-Security
81(1)
Liberty Alliance Project
81(1)
Where Security Is Today
82(1)
What's Next for Web services?
82(2)
Grid-Enabled Web Services
82(1)
A Semantic Web of Web Services
83(1)
Summary
84(1)
Chapter 5 Understanding the Resource Description Framework 85(34)
What Is RDF?
85(11)
Capturing Knowledge with RDF
89(3)
Other RDF Features
92(4)
Why Is RDF Not in the Mainstream?
96(8)
What Is RDF Schema?
104(7)
What Is Noncontextual Modeling?
111(5)
Summary
116(3)
Chapter 6 Understanding the Rest of the Alphabet Soup 119(26)
XPath
119(2)
The Style Sheet Family: XSL, XSLT, and XSLFO
121(5)
XQuery
126(1)
XLink
127(3)
XPointer
130(2)
XInclude
132(1)
XML Base
133(1)
XHTML
134(2)
XForms
136(5)
SVG
141(1)
Summary
142(3)
Chapter 7 Understanding Taxonomies 145(36)
Overview of Taxonomies
145(11)
Why Use Taxonomies?
151(5)
Defining the Ontology Spectrum
156(11)
Taxonomy
158(1)
Thesaurus
159(7)
Logical Theory
166(1)
Ontology
166(1)
Topic Maps
167(9)
Topic Maps standards
168(2)
Topic Maps Concepts
170(6)
Topic
170(2)
Occurrence
172(1)
Association
173(1)
Subject Descriptor
174(1)
Scope
175(1)
Topic Maps versus RDF
176(4)
RDF Revisited
176(2)
Comparing Topic Maps and RDF
178(2)
Summary
180(1)
Chapter 8 Understanding Ontologies 181(58)
Overview of Ontologies
182(9)
Ontology Example
182(3)
Ontology Definitions
185(6)
Syntax, Structure, Semantics, and Pragmatics
191(14)
Syntax
192(1)
Structure
193(2)
Semantics
195(6)
Pragmatics
201(4)
Expressing Ontologies Logically
205(16)
Term versus Concept: Thesaurus versus Ontology
208(4)
Important Semantic Distinctions
212(9)
Extension and Intension
212(5)
Levels of Representation
217(1)
Ontology and Semantic Mapping Problem
218(3)
Knowledge Representation: Languages, Formalisms, Logics
221(9)
Semantic Networks, Frame-Based KR, and Description Logics
221(5)
Logic and Logics
226(1)
Propositional Logic
227(1)
First-Order Predicate Logic
228(2)
Ontologies Today
230(7)
Ontology Tools
230(1)
Levels of Ontologies: Revisited
230(2)
Emerging Semantic Web Ontology Languages
232(11)
DAML+OIL
232(2)
OWL
234(3)
Summary
237(2)
Chapter 9 Crafting Your Company's Roadmap to the Semantic Web 239(16)
The Typical Organization: Overwhelmed with Information
239(4)
The Knowledge-Centric Organization: Where We Need to Be
243(6)
Discovery and Production
243(2)
Search and Retrieval
245(2)
Application of Results
247(2)
How Do We Get There?
249(5)
Prepare for Change
249(1)
Begin Learning
250(2)
Create Your Organization's strategy
252(2)
Move Out!
254(1)
Summary
254(1)
Appendix References 255(10)
Index 265

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