Katerina Vrotsou, Ph.D. Department of Science and Technology Linköping University SE-60174 Norrköping SWEDEN katerina.vrotsou [at] liu.se

Publications

2016

Giulio Mattioli, Jillian Anable, Katerina Vrotsou. "Car dependent practices: Findings from a sequence pattern mining study of UK time use data." Transportation Research Part A: Policy and Practice, vol. 89, pp. 56-72, 2016. pdf

Prithiviraj Muthumanickam, Katerina Vrotsou, Matthew Cooper and Jimmy Johansson. "Shape Grammar Extraction for Efficient Query-by-Sketch Pattern Matching in Long Time Series". In IEEE Conference on Visual Analytics Science and Technology (VAST), 2016. pdf

Katerina Vrotsou, Georg Fuchs, Natalia Andrienko and Gennady Andrienko. "An Interactive Approach for Exploration of Flows through Direction-Based Filtering." In GIScience 2016 Workshop on Understanding Spatial Data (Big and Small) with Visual Analytics (SpatialVA), Montreal, Canada, 2016.

Prithiviraj K Muthumanickam, Camilla Forsell, Katerina Vrotsou, Jimmy Johansson, Matthew Cooper. "Supporting Exploration of Eye Tracking Data: Identifying Changing Behaviour Over Long Durations." In Proceedings of the Sixth Workshop on Beyond Time and Errors on Novel Evaluation Methods for Visualization (BELIV'06), 2016. pdf

Prithiviraj Muthumanickam, Åsa Svensson, Aida Nordman and Katerina Vrotsou. "Analyzing behaviour of air traffic controllers: An exploratory visual sequence mining approach". Poster in the Sixth SESAR Innovation Days, 2016.

2015

Katerina Vrotsou, Halldor Janetzko, Carlo Navarra, Georg Fuchs, David Spretke, Florian Mansmann, Natalia Andrienko, and Gennady Andrienko. "SimpliFly: A Methodology for Simplification and Thematic Enhancement of Trajectories." IEEE Transactions on Visualization and Computer Graphics, vol. 21, no. 1, pp. 107-121, 2015. pdf

2014

Katerina Vrotsou, Aida Nordman. "Interactive visual sequence mining based on pattern-growth." Poster in IEEE Conference on Visual Analytics Science and Technology (VAST), pp. 285-286, 2014. pdf

Katerina Vrotsou, Mathias Bergqvist, Matthew Cooper, Kajsa Ellegård. "PODD: a portable diary data collection system." In Proceedings of the 2014 International Working Conference on Advanced Visual Interfaces (AVI 2014) (pp. 381-382). Como, Italy: ACM New York, NY, USA, 2014. pdf

Katerina Vrotsou, Anders Ynnerman, and Matthew Cooper. "Are we what we do? Exploring group behaviour through user-defined event-sequence similarity." Information Visualization, vol. 13, no. 3, pp. 232-247, 2014. pdf

2013

Kajsa Ellegård, and Katerina Vrotsou. En tidsgeografisk studie av strukturen i lärares vardag. Skolverkets aktuella analyser, Stockholm, Sweden: Skolverket, 2013. link

Vangelis Angelakis, David Gundlegård, Botond Rajna, Clas Rydergren, Katerina Vrotsou, Richard Carlsson, Julien Forgeat, et al. Mobility Modeling for Transport Efficiency - Analysis of Travel Characteristics Based on Mobile Phone Data. In Mobile Phone Data For Development (D4D). Boston, MA, USA, 2013. link

2012

Katerina Vrotsou, Gennady Andrienko, and Natalia Andrienko. "Interactive visual analysis of event-based movement data extracted from phone call records." In Koch, Kutzner, & Eder (Eds.), Geoinformationssysteme (pp. 1-10). Munich, Germany: Wichmann, 2012. pdf

Iulian Peca, Georg Fuchs, Katerina Vrotsou, Natalia Andrienko, and Gennady Andrienko. "Scalable Cluster Analysis of Spatial Events." In Eurovis workshop on Visual Analytics, EuroVA (pp. 2-6), 2012. pdf

Katerina Vrotsou, Haolin Zhi, Iulian Peca, Gennady Andrienko, and Natalia Andrienko. "Interactive Exploration of Events and Presence of People in Space and Time through KD-Photomap." In Proceedings of the International Working Conference on Advanced Visual Interfaces (AVI'12) (Vol. 1, pp. 804-805). Capri, Italy: ACM New York, NY, USA, 2012. pdf

2011

Katerina Vrotsou, Natalia Andrienko, Gennady Andrienko, and Piotr Jankowski. "Exploring City Structure from Georeferenced Photos Using Graph Centrality Measures." In D. Gunopulos, T. Hofmann, D. Malerba, & M. Vazirgiannis (Eds.), Machine Learning and Knowledge Discovery in Databases (Vol. 6913, pp. 654-657). Springer-Verlag, 2011; DOI: 10.1007/978-3-642-23808-6_50 pdf

Iulian Peca, Haolin Zhi, Katerina Vrotsou, Natalia Andrienko, and Gennady Andrienko. "KD-Photomap: Exploring Photographs in Space and Time." IEEE Symposium on Visual Analytics Science and Technology (Vol. 2, pp. 289-290). Providence, RI, USA, 2011. pdf

Katerina Vrotsou, and Camilla Forsell. "A Qualitative Study of Similarity Measures in Event-Based Data." In M. Smith & G. Salvendy (Eds.), Human Interface and the Management of Information. Interacting with Information (Vol. 6771, pp. 170-179). Springer, 2011. pdf

Kajsa Ellegård, Joakim Widén, and Katerina Vrotsou. "Appliances Facilitating Everyday Life - Electricity Use Derived from Daily Activities." In World Renewable Energy Congress (WREC 2011) (pp. 1031-1038). Linköping, Sweden, 2011. pdf

2010

Katerina Vrotsou. "Everyday mining: Exploring sequences in event-based data." Linköping studies in science and technology. Dissertations Nr. 1331, Linkpöping University, Sweden, 2010. link
Opponent: Professor Andrew S. Harvey, St. Mary's University, Halifax, Nova Scotia, Canada. 
Thesis was defended on September 10, 2010.

Katerina Vrotsou, Camilla Forsell and Matthew Cooper. "2D and 3D representations for feature recognition in time geographical diary data." Information Visualization, vol. 9, no. 4, pp. 263-276, 2010; doi:10.1057/ivs.2009.30. pdf

Kajsa Ellegård, Katerina Vrotsou and Joakim Widén. "VISUAL-TimePAcTS/energy use - a software application for visualizing energy use from activities performed" In Proceedings of the 3rd International Scientific Conference on "Energy Systems with IT". Älvsjö, Sweden, 2010. pdf

2009

Katerina Vrotsou, Jimmy Johansson and Matthew Coooper. "ActiviTree: Interactive Visual Exploration of Sequences in Event-Based Data Using Graph Similarity." IEEE Transactions on Visualization and Computer Graphics, vol. 15, no. 6, pp. 945-952, Nov./Dec. 2009. pdf

Katerina Vrotsou, Kajsa Ellegård and Matthew Coooper. "Exploring time diaries using semi-automated activity pattern extraction." electronic International Journal of Time Use Research, vol. 6, no. 1, pp. 1-25. 2009. pdf

2008

Katerina Vrotsou, Anders Ynnerman, and Matthew Cooper. "Seeing beyond statistics: Visual exploration of productivity on a construction site." In Proc. of International Conference Visualisation in Built and Rural Environments (BuiltViz'08), pages 37-42, London, UK, July 8-11, 2008. pdf

2007

Katerina Vrotsou, Kajsa Ellegård and Matthew Coooper. "Exploring time diaries using semi-automated activity pattern extraction." In IATUR - XXIX Annual Conference, Washington, DC, USA, October 17-19, 2007. pdf

Katerina Vrotsou, Kajsa Ellegård and Matthew Coooper. "Everyday Life Discoveries: Mining and Visualizing Activity Patterns in Social Science Diary Data." In Proc. of 11th International Conference Information Visualisation (IV'07), p 130-138. July 4-6, 2007. pdf

2006

Kajsa Ellegård and Katerina Vrotsou. "Capturing patterns of everyday life - presentation of the visualization method VISUAL-TimePAcTS." In IATUR - XXVIII Annual Conference, Copenhagen, Denmark, August 16-18, 2006. pdf

Katerina Vrotsou and Matthew Coooper. "Interactive visual exploration of time-use data." Poster in 10th International Conference on Information Visualisation (IV'06), July 5-7, London, UK, 2006. pdf