Download Linked Data: Evolving the Web into a Global Data Space by Tom Heath, Christian Bizer PDF

By Tom Heath, Christian Bizer

The area huge net has enabled the construction of a world details house comprising associated records. because the net turns into ever extra enmeshed with our day-by-day lives, there's a starting to be wish for direct entry to uncooked facts now not at the moment on hand on the internet or certain up in hypertext records. associated info offers a publishing paradigm within which not just records, but in addition information, could be a top notch citizen of the net, thereby allowing the extension of the net with an international info house in line with open criteria - the net of knowledge. during this Synthesis lecture we offer readers with a close technical advent to associated information. we start via outlining the fundamental ideas of associated info, together with assurance of proper points of internet structure. the rest of the textual content relies round major topics - the e-book and intake of associated info. Drawing on a realistic associated information state of affairs, we offer information and top practices on: architectural techniques to publishing associated facts; picking out URIs and vocabularies to spot and describe assets; figuring out what facts to come in an outline of a source on the internet; equipment and frameworks for computerized linking of knowledge units; and trying out and debugging ways for associated information deployments. We supply an summary of present associated facts purposes after which learn the architectures which are used to eat associated info from the internet, along current instruments and frameworks that let those. Readers can count on to realize a wealthy technical realizing of associated facts basics, because the foundation for program improvement, study or additional study.

Table of Contents: record of Figures / advent / ideas of associated info / the internet of knowledge / associated facts layout issues / Recipes for Publishing associated info / eating associated facts / precis and Outlook

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Extra info for Linked Data: Evolving the Web into a Global Data Space

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The adoption of this model by libraries, museums and cultural institutions that participate in Europeana will further accelerate the availability of Linked Data related to publications and cultural heritage artifacts. In order to provide a forum and to coordinate the efforts to increase the global interoperability of library data, W3C has started a Library Linked Data Incubator Group41 . 6 LIFE SCIENCES DATA Linked Data has gained significant uptake in the Life Sciences as a technology to connect the various data sets that are used by researchers in this field.

PRINCIPLES OF LINKED DATA Consequently, N-Triples files can be rather large relative to Turtle and even RDF/XML. However, this redundancy is also the primary advantage of N-Triples over other serialization formats, as it enables N-Triples files to be parsed one line at a time, making it ideal for loading large data files that will not fit into main memory. The redundancy also makes N-Triples very amenable to compression, thereby reducing network traffic when exchanging files. , for backup or mirroring purposes.

Such external RDF links are fundamental for the Web of Data as they are the glue that connects data islands into a global, interconnected data space and as they enable applications to discover additional data sources in a follow-your-nose fashion. Technically, an external RDF link is an RDF triple in which the subject of the triple is a URI reference in the namespace of one data set, while the predicate and/or object of the triple are URI references pointing into the namespaces of other data sets.

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Linked Data: Evolving the Web into a Global Data Space by Tom Heath, Christian Bizer


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