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Aggregating Linked Sensor Data Christoph Stasch, Sven Schade, Alejandro Llaves, Krysztof Janowicz, Arne Bröring Institute for Geoinformatics Westfälische Wilhelms-Universität Münster 3rd Workshop on Semantic Sensor Networks Bonn, 2011 Christoph Stasch – staschc@uni-muenster.de
Introduction Christoph Stasch – staschc@uni-muenster.de
Aggregation in Linked Sensor Data Christoph Stasch – staschc@uni-muenster.de 15°C 16°C 17°C 14°C Adding new links: Belongs the observation value to that feature? Spatial  Aggregation 15,5°C Linking the aggregated observation
Spatio-temporal and Thematic Aggregation Christoph Stasch – staschc@uni-muenster.de
Aggregation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Christoph Stasch – staschc@uni-muenster.de
Spatio-temporal vs. Thematic Aggregation ,[object Object],[object Object],[object Object],[object Object],Christoph Stasch – staschc@uni-muenster.de
Previous Work Christoph Stasch – staschc@uni-muenster.de
Linked Sensor Data ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Christoph Stasch – staschc@uni-muenster.de
RESTful SOS Proxy ,[object Object],[object Object],Christoph Stasch – staschc@uni-muenster.de Janowicz, K., Bröring, A., Stasch, C., Schade, S., Everding, T., and Llaves, A. (2011): A RESTful Proxy and Data Model for Linked Sensor Data.  International Journal of Digital Earth. DOI:10.1080/17538947.2011.614698, pp. 1-22
Spatio-Temporal Aggregation Service (STAS) Christoph Stasch – staschc@uni-muenster.de Stasch, C., Autermann, C., Foerster, T., Pebesma, E.: Towards a Spatiotemporal  Aggregation Service in the Sensor Web. Poster Presentation. In: The 14th AGILE  International Conference on Geographic Information Science. (2011)
Aggregating Linked Sensor Data Christoph Stasch – staschc@uni-muenster.de
Aggregating Linked Sensor Data ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Christoph Stasch – staschc@uni-muenster.de
Extended SSO Design Pattern Christoph Stasch – staschc@uni-muenster.de
Effects on Links from and to Observations Christoph Stasch – staschc@uni-muenster.de 15°C 16°C 17°C 14°C FOI1 FOI2 FOI3 FOI4 Spatial  Aggregation 15,5°C
Effects from and to Observations Christoph Stasch – staschc@uni-muenster.de
Provenance Christoph Stasch – staschc@uni-muenster.de
Provenance Information ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Christoph Stasch – staschc@uni-muenster.de
Provenance Christoph Stasch – staschc@uni-muenster.de DUL = Dolce Ultra Light ldm = Linked Sensor Data Model opmv = Open Provenance Model Vocabulary prv = Provenance Vocabulary
Conclusions & Outlook Christoph Stasch – staschc@uni-muenster.de
Conclusions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Christoph Stasch – staschc@uni-muenster.de
Outlook ,[object Object],[object Object],[object Object],[object Object],[object Object],Christoph Stasch – staschc@uni-muenster.de
Discussion Christoph Stasch – staschc@uni-muenster.de
Discussion ,[object Object],[object Object],[object Object],Christoph Stasch – staschc@uni-muenster.de
Thank you! RESTful SOS: http://52north.org/communities/sensorweb/clients/OX_RESTful_SOS/index.htm STAS:  https://wiki.aston.ac.uk/foswiki/bin/view/UncertWeb/Spatio-temporalAggregationService Christoph Stasch – staschc@uni-muenster.de http://www.uncertweb.org http://www.envirofi.org http:// www.envision-project.eu http://irtg.ifgi.de

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Aggregating Linked Sensor Data

  • 1. Aggregating Linked Sensor Data Christoph Stasch, Sven Schade, Alejandro Llaves, Krysztof Janowicz, Arne Bröring Institute for Geoinformatics Westfälische Wilhelms-Universität Münster 3rd Workshop on Semantic Sensor Networks Bonn, 2011 Christoph Stasch – staschc@uni-muenster.de
  • 2. Introduction Christoph Stasch – staschc@uni-muenster.de
  • 3. Aggregation in Linked Sensor Data Christoph Stasch – staschc@uni-muenster.de 15°C 16°C 17°C 14°C Adding new links: Belongs the observation value to that feature? Spatial Aggregation 15,5°C Linking the aggregated observation
  • 4. Spatio-temporal and Thematic Aggregation Christoph Stasch – staschc@uni-muenster.de
  • 5.
  • 6.
  • 7. Previous Work Christoph Stasch – staschc@uni-muenster.de
  • 8.
  • 9.
  • 10. Spatio-Temporal Aggregation Service (STAS) Christoph Stasch – staschc@uni-muenster.de Stasch, C., Autermann, C., Foerster, T., Pebesma, E.: Towards a Spatiotemporal Aggregation Service in the Sensor Web. Poster Presentation. In: The 14th AGILE International Conference on Geographic Information Science. (2011)
  • 11. Aggregating Linked Sensor Data Christoph Stasch – staschc@uni-muenster.de
  • 12.
  • 13. Extended SSO Design Pattern Christoph Stasch – staschc@uni-muenster.de
  • 14. Effects on Links from and to Observations Christoph Stasch – staschc@uni-muenster.de 15°C 16°C 17°C 14°C FOI1 FOI2 FOI3 FOI4 Spatial Aggregation 15,5°C
  • 15. Effects from and to Observations Christoph Stasch – staschc@uni-muenster.de
  • 16. Provenance Christoph Stasch – staschc@uni-muenster.de
  • 17.
  • 18. Provenance Christoph Stasch – staschc@uni-muenster.de DUL = Dolce Ultra Light ldm = Linked Sensor Data Model opmv = Open Provenance Model Vocabulary prv = Provenance Vocabulary
  • 19. Conclusions & Outlook Christoph Stasch – staschc@uni-muenster.de
  • 20.
  • 21.
  • 22. Discussion Christoph Stasch – staschc@uni-muenster.de
  • 23.
  • 24. Thank you! RESTful SOS: http://52north.org/communities/sensorweb/clients/OX_RESTful_SOS/index.htm STAS: https://wiki.aston.ac.uk/foswiki/bin/view/UncertWeb/Spatio-temporalAggregationService Christoph Stasch – staschc@uni-muenster.de http://www.uncertweb.org http://www.envirofi.org http:// www.envision-project.eu http://irtg.ifgi.de

Hinweis der Redaktion

  1. V
  2. Page, K., De Roure, D., Martinez, K., Sadler, J., Kit, O.: Linked sensor data: Restfully serving rdf and gml. In K., T., Ayyagari, A., De Roure, D., eds.: Proceedings of the 2nd International Workshop on Semantic Sensor Networks (SSN09). Volume Vol-522., CEUR (2009) 49-63 Phuoc, D.L., Hauswirth, M.: Linked open data in sensor data mashups. In Kerry Taylor, A.A.D.D.R., ed.: Proceedings of the 2nd International Workshop on Semantic Sensor Networks (SSN09). Volume Vol-522., CEUR (2009) 1-16 Patni, H., Henson, C., Sheth, A.: Linked sensor data. In: 2010 International Symposium on Collaborative Technologies and Systems, IEEE (2010) 362-370
  3. Janowicz, K. , Bröring, A., Stasch, C., Schade, S., Everding, T., and Llaves, A. (2011): A RESTful Proxy and Data Model for Linked Sensor Data. International Journal of Digital Earth. DOI:10.1080/17538947.2011.614698, pp. 1-22