Juniorprofessur
für Visual Analytics

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Hansi Senaratne

Member

E-Mail: Hansi.Senaratne@uni-konstanz.de
Phone: (+49) 07531 88-4794
Raum: D 338
Address: University of Konstanz
Department of Computer and Information Science
Box 78
78457 Konstanz, Germany

Research Interests

  • Visual Analytics
  • Quality aware Geo Visualisation
  • Volunteered Geographic Information
  • Usability Engineering

Conferences & Travel

  • 03/2013 GeoViz 2013 workshop

Teaching

Summer term 2013

Geographic Information Systems (Teaching assistant)
Learning Content:

• Introduction to geographic information systems
• Abstract Data Models
• Mapping to Realtional Data Model
• Spatial Index Structures
• Spatial Query Processing
• Algorithm of Computer Geometry
• Raster data
• Combinations of Raster and Vector data
• Spatial Data Mining
• Visual Analytics for geospatial data

Education

Since June 2012

PhD Student in the DBVIS Gruppe of Prof. Dr. Daniel Keim and Jun. Prof. Tobias Schreck

PhD Thesis Working Title:
Quality aware Visual Analysis of Spatio-Temporal Data.

 

2009 - 2011

Master of Science in Geoinformatics from the Institute for Geoinformatics, University of Muenster, Germany

Master Thesis:
Usability of Spatio-Temporal Uncertainty Visualisation Methods


2005 - 2008

Bachelor of Science in Mathematics, Physics and Computer Science from the University of Bangalore, India

Publications

Publications
2016
J. Buchmüller, M. Stein, A. Jäger, S. Schmidt, H. Senaratne and H. Janetzko.
Fusing Events, Tasks and Spatial Awareness in an Ambient-Enabled Work Environment.
IEEE Conference on Visual Analytics Science and Technology (VAST Challenge 2016 MC1), 2016.
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H. Senaratne, A. Mobasheri, A. Loai Ali, C. Capineri and M. Haklay.
A review of volunteered geographic information quality assessment methods.
International Journal of Geographical Information Science, Taylor & Francis, DOI: 10.1080/13658816.2016.1189556, 2016.
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D. Sacha, H. Senaratne, B. C. Kwon, G. Ellis and D. A. Keim.
The Role of Uncertainty, Awareness, and Trust in Visual Analytics.
IEEE Transactions on Visualization and Computer Graphics (Proceedings of the Visual Analytics Science and Technology), 22(01):240-249, DOI: 10.1109/TVCG.2015.2467591, 2016.
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2015
D. Jäckle, H. Senaratne, J. Buchmüller and D. A. Keim.
Integrated Spatial Uncertainty Visualization using Off-screen Aggregation.
EuroVis Workshop on Visual Analytics (EuroVA), The Eurographics Association, DOI: 10.2312/eurova.20151103, 2015.
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2014
D. Sacha, H. Senaratne, B. C. Kwon and D. A. Keim.
Uncertainty Propagation and Trust Building in Visual Analytics.
Accepted at IEEE VIS 2014 - Provenance for Sensemaking Workshop (poster paper), 2014.
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H. Senaratne, A. Broering, T. Schreck and D. Lehle.
Moving on Twitter: Using Episodic Hotspot and Drift Analysis to Detect and Characterise Spatial Trajectories.
In Proceedings of the 7th ACM SIGSPATIAL International Workshop on Location-Based Social Networks. (best student paper award) ACM, 2014.
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H. Senaratne, S. Mittelstädt, C. Jacob and T. Schreck.
Uncertainty Visualization for Crisis Management in Smart Grid Environments.
Eighth International Conference on Geographic Information Science (GIScience 2014) - Workshop on Visually Supported Reasoning with Uncertainty, 2014.
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2013
H. Senaratne, A. Broering and T. Schreck.
Assessing the credibility of VGI contributors based on metadata and reverse viewshed analysis - An experiment with geotagged Flickr images.
Proceedings of the 16th AGILE International Conference on Geographic Information Science, 2013.
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H. Senaratne, D. Reusser and T. Schreck.
Usability of Uncertainty Visualisation Methods: A Comparison between Different User Groups.
GeoViz Hamburg 2013: Workshop on Interactive Maps that Help People Think, 2013.
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H. Senaratne, A. Broering and T. Schreck.
Using Reverse Viewshed Analysis to Assess the Location Correctness of Visually Generated VGI.
Transactions in GIS, Wiley-Blackwell, 17(3):369-386, 2013.
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2012
L. Gerharz, H. Senaratne, C. Autermann, P. Truong, G. Heuvelink, M. Williams, E. Pebesma, C. Stasch and D. Conford.
Tools for Communicating and Visualising Uncertainties.
2012.
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D. Reusser, H. Senaratne, L. Gerharz, T Sterzel, T Nocke and M Wrobel.
User preferences for the presentation of uncertainties on web platforms for climate change information.
EGU2012. In proceeding of Geophysical Research Abstracts, 2012.
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H. Senaratne, L. Gerharz, E. Pebesma and A. Schwering.
Usability of Spatio-Temporal Uncertainty Visualisation Methods.
Proceedings of the 15th AGILE International Conference on Geographic Information Science - Bridging the Geographic Information Sciences, Springer, pages 3-23, DOI: 10.1007/978-3-642-29063-3_1, 2012.
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2011
H. Senaratne and L. Gerharz.
An Assessment and Categorisation of Quantitative Uncertainty Visualisation Methods for Geospatial Data.
Proceedings of the 14th AGILE International Conference on Geographic Information Science (Poster Paper: best poster award), 2011.
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