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Cool URIs and Dynamic Data
July-Aug. 2012 (vol. 16 no. 4)
pp. 76-79
Robert Sanderson, Los Alamos National Laboratory
Herbert Van de Sompel, Los Alamos National Laboratory
Linked datasets contain descriptions that change over time. Applications that leverage linked data must be aware of these change dynamics to deliver accurate services. Here, the authors highlight important challenges that are involved in dealing with change and review possible solutions.

1. T. Berners-Lee, "Cool URIs Don't Change," W3C Style, 1998;
2. I. Jacobs, and N. Walsh, Architecture of the World Wide Web, Volume One, W3C recommendation, 15 Dec. 2004;
3. B. Heitmann et al., "An Empirically Grounded Conceptual Architecture for Applications on the Web of Data," IEEE Trans. Systems, Man, and Cybernetics — Part C: Applications and Reviews, vol. 42, no. 1, 2012, pp. 51–60; doi:10.1109/TSMCC.2011.2145370.
4. J. Tenison, "Versioning (UK Government) Linked Data," blog, 27 Feb. 2010;
5. H. Van de Sompel, M. Nelson, and R. Sanderson, "HTTP Framework for Time-Based Access to Resource States — Memento," IETF Internet draft, work in progress, Dec. 2011; /.
6. H. Van de Sompel et al., "An HTTP-Based Versioning Mechanism for Linked Data," Proc. 3rd Workshop Linked Data on the Web, 2010;
7. J. Umbrich et al., "Towards Dataset Dynamics: Change Frequency of Linked Open Data Sources," Proc. 3rd Workshop Linked Data on the Web, 2010;
8. J. Umbrich, B. Villazon-Terrazas, and M. Hausenblas, "Dataset Dynamics Compendium: A Comparative Study," Proc. 1st Int'l Workshop Consuming Linked Data, 2010;
9. A. Passant and P.N. Mendes, "sparqlPuSH: Proactive Notification of Data Updates in RDF Stores Using PubSubHubbub," Proc. 6th Workshop Scripting and Development for the Semantic Web, 2010;
10. P. Millard, P. Saint-Andre, and R. Meijer, "XEP-0060: Publish-Subscribe," XMPP Standards Foundation draft standard, Jul. 2010;

Index Terms:
Resource description framework,Service oriented architecture,Uniform resource locators,Vocabulary,Navigation,Information services,Information retrieval,dataset dynamics,Web,linked data,resource versioning
Robert Sanderson, Herbert Van de Sompel, "Cool URIs and Dynamic Data," IEEE Internet Computing, vol. 16, no. 4, pp. 76-79, July-Aug. 2012, doi:10.1109/MIC.2012.78
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