... the SemanticWeb
and, hopefully, this concept will be less confusing to you. Furthermore, based on this
basic understanding of the Semantic Web, we will “add” some semantics to the Web,
and reexamine ... example in the
Semantic Web environment. The purpose is to let the reader understand precisely
what SemanticWeb is and what value can be added by extending the current Web
to the Semantic Web.
Up to ... understanding about the Semantic Web:
why we need it, and what is the potential value that can be added by the vision of
the Semantic Web.
Chapter 1: From Traditional Web to Semantic Web.
...
... using SemanticWeb technologies. Second, we exam-
ine the technology building blocks of the SemanticWeb to include XML, Web
services, and RDF. Lastly, not only do we show you how the SemanticWeb ... including cover-
age of the Semantic Web, XML, and all major related technologies and proto-
cols, Web services and protocols, Resource Description Framework (RDF),
taxonomies, and ontologies, as well ... “Understanding Web
Services.”)
In short, Semantic Web- enabled Web services have the potential to automate
menial and complex tasks in your organization.
Is the Technology for the SemanticWeb “There...
... for bug
tracking and resolution.
The XML specification was written by the the World Wide Web Consortium (W3C) , the body that
develops and recommends Web specifications and standards. Tim Berners-Lee ... National Standards Institute (ANSI) started developing a relational database
language standard. ANSI and the International Standards Organization (ISO) published SQL
standards in 1986 and 1987, ... quickly. Compared with other international
standards efforts, such as ISO standards that often take years and sometimes decades to
complete and publish, the W3C certainly did a bang-up job on this...
... the Web service in a manner prescribed by
its description using SOAP messages, typically conveyed using HTTP with an XML seriali-
zation in conjunction with other Web- related standards.
W3C Web ... Chapter 20, “PEAR andWeb Services”: Chapter 13 introduces PEAR and its XML packages;
this chapter introduces you to some packages that you can use to create and consume
a variety of Web services.
Chapter ... 21, “Other XML Technologies and Extensions”: There are too many XML- based
technologies to cover in a single book. In this chapter, I will introduce you to the XML-
Writer and SDO XML Data Access...
... artifacts and, eventually, information inconsistency. The growing
demand for networked and federated environments requires the convergence of
existing webstandardsand software modeling standards. ... map-
pings ’ semantic model or semantic domain. For Harel and Rumpe [67] , the semantic
defi nition of a language comprises a semantic domain and a semantic mapping from
the syntax to the semantic ... and
types in the class model, to describe pre - and post conditions on operations and
methods, and to specify initial and derived rules over a UML model.
The OCL syntax differs from SQL and...
... the SemanticWebStandardsand have
a strong influence on the craft of producing quality SemanticWeb applications.
Give me a voice .
On the World Wide Web, publication is by and large in the hands ... is the Semantic Web? 1
Chapter 2 Semantic modeling 13
Chapter 3 RDF—The basis of the SemanticWeb 27
Chapter 4 SemanticWeb application architecture 51
Chapter 5 Querying the SemanticWeb SPARQL ... the Semantic Web?
1
CHAPTER OUTLINE
What Is a Web? 2
Smart Web, Dumb Web 2
Smart web applications 3
Connected data is smarter data 3
Semantic Data 4
A distributed web of data 6
Features of a Semantic...
... communi-
cation and the only way to discover appropriate services and exchange meaningful
content is to join SemanticWeband Peer-to-Peer.
Hence, we invite you to ride the first wave of SemanticWeband ... major aspects of SemanticWeb
and Peer-to-Peer-based systems, including parts on:
1. Data storage and access;
2. Querying the network;
3. Semantic integration; and
4. Methodologies and applications.
Together ... SemanticWeband P2P
solution may always outperform the sophisticated, but conventional, centralized sys-
tem.
2.2 Peer-to-Peer and the (Semantic) Web
When we look at the current World Wide Web, ...
... technologies, and their application. It is
hoped that, armed with this understanding, readers will feel inspired to
further develop semanticweb technologies and to use semantic web
applications, and indeed ... SemanticWeb services,
metadata extraction, ontology alignment, and ontology engineering, the
xii FOREWORD
Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com
Semantic Web. ... using SemanticWeb techniques.
In recent years, many observers have begun to ask hard questions
about what the SemanticWeb community has achieved and what it can
promise. The prospect of Web- based...
... the other XML methods (such as saveXML()
in DOM and asXML() in SimpleXML) where the methods are just returning their tree, which
happen to be XML data, as a string:
string transformToXML(DOMDocument ... PHP XML parsers and processors to be examined.
The next chapter covers how to develop with XML. It compares the different extensions and
technologies, including everything from the pros and cons ... DOMDocument();
$dom->loadXML( $xml) ;
$proc = new xsltprocessor();
$proc->importStylesheet($stylesheet);
print $proc->transformToXML($dom);
The code is straightforward and simple to understand. The code...
... comments and multiline starting element tags. The XML_ Beautifier package depends
upon the XML_ Parser and XML_ Util packages, and the current stable release, which is version
1.1, works with PHP 5 and ... for implementing XML encryption.
Encryption Granularity
You can use XML encryption to sign virtually any type of data. This includes both XML and
non -XML- based data. Just like XML signatures, ... list
pear upgrade-all
pear remote-info XML_ Parser
pear install XML_ Parser
Using PEAR andXML Together
The majority of XML packages in PEAR require at least the xml extension. This is not a serious
stumbling...