Prof. Dr. Christian Kray
SITCOM
| Room: | 241 |
| Email: | c.kray@uni-muenster.de |
| Phone: | +49 251 83-33073 |
| About: | Sprechstunden: nach Vereinbarung Office Hours: On Appointment |
Projects
- GeoTec - Erasmus Mundus Masters Course in Geospatial Technologies (2016 - 2021)
- GEO-C - Joint Doctorate in Geoinformatics: Enabling Open Cities (2015 - 2018)
- ORR - Opening Reproducible Research (2015 - 2017)
Publications
2018
- In-depth examination of spatio-temporal figures in open reproducible research
Konkol M, Kray C (2018)
Other - Participatory design and participatory research: An HCI case study with young forced migrants
Ana Maria Bustamante Duarte, Nina Brendel, Auriol Degbelo, Christian Kray (2018)
Article in Journal - The State of Reproducibility in the Computational Geosciences
Konkol M, Kray C, Pfeiffer M (2018)
Other - Brain Drain or Brain Gain? Insights from an Erasmus Mundus Masters Program
Brox Christoph, Casteleyn Sven, Kray Christian, Painho Marco, Huerta Joaquín, Kuhn Werner (2018)
Conference paper
2017
- Enabling Remote Deictic Communication with Mobile Devices: An Elicitation Study
Navas Medrano S, Pfeiffer M, Kray C (2017)
Conference paper - Feature-centric ranking algorithms for georeferenced video search
Holger Fritze, Auriol Degbelo, Tobias Brüggentisch, Christian Kray (2017)
Conference paper - Opening reproducible research (o2r)
Konkol Markus, Nüst Daniel, Schutzeichel Marc, Pebesma Edzer, Kray Christian, Przibytzin Holger, Lorenz Jörg (2017)
Abstract / Poster - An approach for harvesting, visualizing, and analyzing WebGIS sessions to identify usability issues
Unrau R.,Ostkamp M.,Kray C., (2017)
Conference paper - COSIT 2017 Short Papers—Introduction
Christian Kray, May Yuan (2017)
Conference paper - Public Displays for Public Participation in Urban Settings: A Survey
Du G, Degbelo A, Kray C (2017)
Conference paper - Guest editorial: map interaction
Kray Christian, Schmid Falko, Fritze Holger (2017)
Article in Journal - Ephemerality Is the New Black: A Novel Perspective on Location Data Management and Location Privacy in LBS
Mehrnaz Ataei, Christian Kray (2017)
Chapter in Book - 13th International Conference on Spatial Information Theory (COSIT 2017)
C Eliseo, D Maureen, Y May, K Christian, F Paolo, Ballatore Andrea (2017)
Conference paper - Follow the signs - countering disengagement from the real world during city exploration
Konkol, M, Kray, C, Ostkamp, M (2017)
Conference paper - Opening the Publication Process with Executable Research Compendia
Nüst D, Konkol M, Pebesma E, Kray C, Schutzeichel M, Przibytzin, H, Lorenz, J (2017)
Article in Journal - A framework to monitor, model, and actively manage crowd behaviour
Verstegen J., Hillen F., Kray C. (2017)
Abstract / Poster
2016
- Opening Reproducible Research
Nüst Daniel, Konkol Markus, Pebesma Edzer, Kray Christian, Klötgen Stephanie, Schutzeichel Marc, Lorenz Jörg, Przibytzin Holger, Kussmann Dirk (2016)
Abstract / Poster - Visualizing Location Uncertainty on Mobile Devices: Assessing Users’ Perception and Preferences
Ranasinghe Champika, Kray Christian (2016)
Conference paper - Facilitating Citizen Engagement in Situ: Assessing the Impact of Pro-Active Geofenced Notifications
Fechner T, Schlarmann D, Kray C (2016)
Conference paper - Presenting Citizen Engagement Opportunities Online: The Relevancy of Spatial Visualization
Fechner T, Kray C (2016)
Chapter in Book - Opening up Smart Cities: Citizen-Centric Challenges and Opportunities from GIScience
Degbelo A, Granell C, Trilles S, Bhattacharya D, Casteleyn S, Kray C (2016)
Article in Journal - Opening up Smart Cities
Auriol Degbelo, Carlos Granell, Sergio Trilles, Devanjan Bhattacharya, Sven Casteleyn, Christian Kray (2016)
Article in Journal
2015
- Short-range optical interaction between smartphones and public displays
Ostkamp, M., Heitmann, S., Kray, C. (2015)
Conference paper - Natural interaction with video environments using gestures and a mirror-image avatar
Wilhelm, D., Fechner, T., Ostkamp, M., Kray, C. (2015)
Conference paper - Development of a computerised decision aid for thrombolysis in acute stroke care
Flynn, D., Nesbitt, D.J., Ford, G.A., McMeekin, P., Rodgers, H., Price, C., Kray, C., and Thomson, R.G. (2015)
Article in Journal - Ethermap - Real-time Collaborative Map Editing
Fechner T, Wilhelm D, Kray C (2015)
Conference paper - Community and Governmental Responses to an Urban Flash Flood
Fritze Holger, Kray Christian (2015)
Conference paper - MapInteract 2014 Workshop Report the 2nd ACM SIGSPATIAL International Workshop on Interacting with Maps
F. Schmid, C. Kray, H. Fritze (2015)
Conference paper - A Gamification Framework for Volunteered Geographic Information
Martella, R., Kray, C., Clementini, E. (2015)
Conference paper - Providing directions in indoor spaces: two approaches for public displays compared
Konkol M, Kray C, Fechner T (2015)
Conference paper - Towards a privacy threat model for public displays
Morin Ostkamp, Christian Kray, Gernot Bauer (2015)
Conference paper
2014
- Bridging the Gap Between Field- and Lab-Based User Studies for Location-Based Services
Delikostidis I, Fritze H, Fechner T, Kray C (2014)
Chapter in Book - Supporting design, prototyping, and evaluation of public display systems
Ostkamp M, Kray C (2014)
Conference paper - Georeferenced Open Data and Augmented Interactive Geo-Visualizations as Catalysts for Citizen Engagement
Fechner T, Kray C (2014)
Article in Journal - Assessing the Impact of Dynamic Public Signage on Mass Evacuation
Langner N, Kray C (2014)
Conference paper - Highlights from MAPINTERACT 2013: the 1st ACM SIGSPATIAL Workshop on Interacting with Maps: held in conjunction with the 21st ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (Orlando, Florida, November 5, 2013)
Schmid F., Kray C. (2014)
Article in Journal
2013
- Transitional Spaces: Between Indoor and Outdoor Spaces
Kray C, Fritze H, Fechner T, Schwering A, Li R, Anacta VJA (2013)
Conference paper - Gestural Interaction with Spatiotemporal Linked Open Data
Bartoschek T, Pape G, Kray C, Jones J, Kauppinen T (2013)
Article in Journal - Using mobile devices to enable visual multiplexing on public displays: three approaches compared
Ostkamp, M., Hülsermann, J., Kray, C., Bauer, G. (2013)
Conference paper - Evaluating location-based services (a position paper)
Kray C., Delikostidis I. (2013)
Conference paper - Prototyping mobile AR in immersive video environments
Ostkamp M., Kray C. (2013)
Conference paper - Evaluating Mobile Applications in Virtual Environments: A Survey
Delikostidis Ioannis, Fechner Thore, Fritze Holger, AbdelMouty Ahmed Mahmoud, Kray Christian (2013)
Chapter in Book
2012
- Visual highlighting on public displays
Ostkamp M, Bauer G, Kray C (2012)
Conference paper - Attacking Location Privacy: Exploring Human Strategies
Fechner T, Kray C (2012)
Conference paper - Opportunistic Localization to Support Disaster Mitigation in Public Indoor Environments
Utami T.F., Kray C. (2012)
Conference paper - GI Zeitgeist 2012 - Proceedings of the Young Researchers Forum on Geographic Information Science
(2012)
Collection (Editor) - Tool Support for Prototyping Interfaces for Vision-Based Indoor Navigation
Möller A., Roalter L., Huitl R., Diewald S., Kray C., Kranz M. (2012)
Conference paper
2011
- Scalable Navigation Support for Crowds: Personalized Guidance via Augmented Signage
Hamhoum F, Kray C (2011)
Conference paper - Supporting pilgrims in navigating densely crowded religious sites.
Hamhoum F, Kray C (2011)
Article in Journal
2010
- Design by physical composition for complex tangible user interfaces
Döring T, Pfleging B, Kray C, Schmidt A (2010)
Conference paper - Ethics and Persuasive Technology: An Exploratory Study in the Context of Healthy Living.
Page R, Kray. C (2010)
Conference paper - User-defined gestures for connecting mobile phones, public displays, and tabletops
Kray C, Nesbitt D, Dawson J, Rohs M (2010)
Conference paper - Opportunistic peer-to-peer pedestrian positioning system.
Wagner J, Kray. C (2010)
Conference paper - Assessing the feasibility of opportunistic peer-to-peer positioning for pedestrians.
Wagner J, Kray. C (2010)
Conference paper - Evaluating Natural User Interfaces for Public Displays in the Wild.
Müller J, Michaelis D, Kray. C (2010)
Conference paper
2009
- Bridging the gap between the Kodak and the Flickr generations: A novel interaction technique for collocated photo sharing
Kray C, Rohs M, Hook J, Kratz SG (2009)
Article in Journal - Advances in evaluating mobile and ubiquitous systems
Katie A Siek, Steve Neely, Graeme Stevenson, Christian Kray, I Mulder (2009)
Article in Journal - Supporting Device Discovery and Spontaneous Interaction with Spatial References
Gellersen H, Fischer C, Guinard D, Gostner R, Kortuem G, Kray C, Rukzio E, Streng S (2009)
Article in Journal - Exploring the use of landmarks for mobile navigation support in natural environments
Snowdon C, Kray C (2009)
Conference paper - Special issue on evaluating pervasive and ubiquitous systems. International Journal of mobile HCI.
(2009)
Collection (Editor) - ADAPTATION IN SPATIAL COMMUNICATION
Martin Tomko, Kai-Florian Richter, John Bateman, Guoray Cai, Kenny Coventry, Sara Fabrikant, Parick Healey, Stephen Hirtle, Christian Kray, Antonio Krüger, Stefan Münzer, Thora Tenbrink, Stephan Winter (2009)
Other
2008
- Exploring factors that influence the combined use of mobile devices and public displays for pedestrian navigation
Müller J, Jentsch M, Kray C, Krüger A (2008)
Conference paper - Towards a location model for indoor navigation support through public displays and mobile devices
Kray C, Cheverst K, Harrison MD, Hamhoum F, Wagner J (2008)
Conference paper - Mobile Interaction with the Real World 2008, MIRW 2008, Mobile HCI Workshop, Amsterdam, The Netherlands, September 2, 2008
No authors listed (2008)
Collection (Editor) - Group coordination and negotiation through spatial proximity regions around mobile devices on augmented tabletops
Kray C, Rohs M, Hook J, Kratz SG (2008)
Conference paper - Facilitating Opportunistic Interaction with Ambient Displays
Kray C, Galani A, Rohs M (2008)
Conference paper - Evaluating Ubiquitous Systems with Users (Workshop Summary)
Kray C, Larsen LB, Olivier PL, Biemans M, van Bunningen A, Fetter M, Jay T, Khan V, Leitner G, Mulder I, Müller J, Plötz T, de Vallejo IL (2008)
Conference paper - Evaluating Pervasive and Ubiquitous Systems
Connelly K, Siek KA, Mulder I, Neely S, Stevenson G, Kray C (2008)
Article in Journal - Experiences of Supporting Local and Remote Mobile Phone Interaction with Touchscreen Based Situated Displays
Cheverst K, Fitton D, Taylor N, Kray C (2008)
Conference paper - Reading with Mobile Phone & Large Display
Roswitha Gostner, Hans Gellersen, Christian Kray, Corina Sas (2008)
Conference paper - Experiences of Supporting Local and Remote Mobile Phone Interaction with Touchscreen Based Situated Displays
Keith Cheverst, Dan Fitton, Nick Taylor, Christian Kray (2008)
Conference paper - Ubiquitous Systems Evaluation (USE ‘08)
Graeme Stevenson, Steve Neely, Christian Kray (2008)
Article in Journal - The challenge of evaluating situated display based technology interventions designed to foster a sense of community
Keith Cheverst, Nick Taylor, Mark Rouncefield, Areti Galani, Christian Kray (2008)
Conference paper - Reading with Mobile Phone and Large Display
Gostner R, Gellersen H, Kray C, Sas C (2008)
Conference paper
2007
- CROSSBOARD: Crossmodal Access of Dense Public Displays.
H CAO, S GILROY, D JACKSON, C KRAY, P OLIVIER (2007)
Other - Factoring user experience into the design of ambient and mobile systems
Harrison MD, Kray C, Sun Z, Zhang H (2007)
Conference paper - Mediating Multi-Party Negotiation Through Marker-Based Tracking of Mobile Phones
Rohs M, Kray C (2007)
Conference paper - Swiss Army Knife meets Camera Phone: Tool Selection and Interaction using Visual Markers
Kray C, Rohs M (2007)
Conference paper - Taming Context: A Key Challenge in Evaluating the Usability of Ubiquitous Systems
Kray C, Olivier P, Guo AW, Singh P, Ha HN, Blythe P (2007)
Conference paper - Adaptive Positioning for Ambient Systems
Kray C, Kortuem G (2007)
Article in Journal - Engaging with Cultural Content on Ambient Displays
Kray C, Galani A, Cheverst K (2007)
Other - Exploring an option space to engineer a ubiquitous computing system.
Harrison MD, Kray C, Campos. JC (2007)
Conference paper
2006
- Sharing control of dispersed situated displays between nand residential users
Christian Kray, Keith Cheverst, Dan Fitton, Corina Sas, John Patterson, Mark Rouncefield, Christoph Stahl (2006)
Conference paper - CrossBoard: Crossmodal Access of Dense Public Displays
Gilroy SW, Olivier PL, Cao H, Jackson DG, Kray C, Lin D (2006)
Conference paper - Immersive video as a rapid prototyping and evaluation tool for mobile and ambient applications
Singh P, Ha HN, Kuang Z, Olivier P, Kray C, Blythe P, James P (2006)
Conference paper - Rapid prototyping and evaluation of intelligent environments using immersive video
Singh P, Ha HN, Olivier P, Kray C, Kuang Z, Guo AW, Blythe P, James P (2006)
Conference paper - AIGA-Going More Public: Situated Display Design in a Care Setting through Co-realisation
Connor Graham, Keith Cheverst, Christian Kray, Mark Rouncefield (2006)
Article in Journal - Workshop W2: multi-user and ubiquitous user interfaces (MU3I 2006)
Andreas Butz, Christian Kray, Antonio Krüger, Carsten Schwesig (2006)
Conference paper - Sharing control of dispersed situated displays between nomadic and residential users
Kray C, Cheverst K, Fitton D, Sas C, Patterson J, Rouncefield M, Stahl C (2006)
Conference paper - Crossmodal Attention in Public-Private Displays
Olivier P, Gilroy SW, Cao H, Jackson DG, Kray C (2006)
Conference paper - Connecting rigorous system analysis to experience centred design in ambient and mobile systems
Harrison MD, Kray C (2006)
Conference paper
2005
- Going more public: situated display design in a care setting through co-realisation
Graham C, Cheverst K, Rouncefield M, Kray C (2005)
Conference paper - HCI issue of dispersed public displays
Gerd Kortuem, Christian Kray (2005)
Conference paper - Adaptive Navigation Support with Public Displays
Kray C, Kortuem G, Krüger A (2005)
Conference paper - A Survey of Map-based Mobile Guides
Baus J, Kray C, Cheverst K (2005)
Chapter in Book - Presenting Route Instructions on Mobile Devices: From Textual Directions to 3D Visualization
Coors V, Elting C, Kray C, Laakso K (2005)
Chapter in Book - A relative positioning system for co-located mobile devices
Mike Hazas, Christian Kray, Hans Gellersen, Henoc Agbota, Gerd Kortuem, Albert Krohn (2005)
Conference paper - Sensing and visualizing spatial relations of mobile devices
Kortuem G, Kray C, Gellersen H (2005)
Conference paper - HCI issues of dispersed public displays
Kortuem G, Kray C (2005)
Conference paper - Exploring Mobile Phone Interaction with Situated Displays
Cheverst K, Dix A, Fitton D, Kray C, Rouncefield M, Saslis-Lagoudakis G, Sheridan JG (2005)
Conference paper - Towards an integrated approach to positioning
Kray C, Kortuem G (2005)
Conference paper - Exploring Bluetooth based Mobile Phone Interaction with the Hermes Photo Display
Cheverst K, Dix A, Fitton D, Kray C, Rouncefield M, Sas C, Saslis-Lagoudakis G, Sheridan JG (2005)
Conference paper - Multi-user and ubiquitous user interfaces:(MU3I 2005)
Christian Kray, Andreas Butz, Antonio Krüger, Albrecht Schmidt, Helmut Prendinger (2005)
Conference paper - A Relative Positioning System for Spatial Awareness of Co-located Mobile Devices and Users
Hazas M, Kray C, Gellersen H, Agbota H, Kortuem G, Krohn A (2005)
Conference paper - Rapid Prototyping and User Centred Design of Interactive Display based Systems
Fitton D, Cheverst K, Dix A, Kray C, Rouncefield M (2005)
Article in Journal - Rapid prototyping and user-centered design of interactive display-based systems
Daniel Fitton, Keith Cheverst, Christian Kray, Alan Dix, Mark Rouncefield, George Saslis-Lagoudakis (2005)
Article in Journal - AIMS 2005: artificial intelligence in mobile systems
Christian Kray, Jörg Baus (2005)
Conference paper - Probing Designs: Designing Probes
K Cheverst, Alan Dix, D Fitton, C Kray, M Rouncefield, C Graham, G Saslis-Lagoudakis (2005)
Conference paper - Probing Designs: Designing Probes
Cheverst K, Dix A, Fitton D, Kray C, Rouncefield M, Graham C, Saslis-Lagoudakis G (2005)
Conference paper - Exploring Issues of User Model Transparency and Proactive Behaviour in an Office Environment Control System
Cheverst K, Byon HE, Fitton D, Sas C, Kray C, Villar N (2005)
Article in Journal
2004
- Using Cooperative Artefacts as Basis for Activity Recognition
Strohbach M, Kortuem G, Gellersen H, Kray C (2004)
Conference paper - Cooperative Artefacts: Assessing Real World Situations with Embedded Technology
Strohbach M, Gellersen H, Kortuem G, Kray C (2004)
Conference paper - Concepts and Issues in Interfaces for Multiple Users and Multiple Devices
Kray C, Wasinger R, Kortuem G (2004)
Conference paper - Interactive Positioning based on Object Visibility
Kray C, Kortuem G (2004)
Conference paper - Workshop W5: multi-user and ubiquitous user interfaces (MU3I)
Andreas Butz, Antonio Krüger, Christian Kray, Albrecht Schmidt (2004)
Conference paper - Inducing Frames of Reference
Kray C (2004)
Conference paper - Gesture-based interface reconfiguration
Kray C, Strohbach M (2004)
Conference paper
2003
- Presenting route instructions on mobile devices
Kray C, Elting C, Laakso K, Coors V (2003)
Conference paper - TellMaris and deep map: two navigational assistants
Katri Laakso, Christian Kray (2003)
Conference paper - Controlling multiple devices
Wasinger R, Kray C, Endres C (2003)
Conference paper - A Survey of Mobile Guides
Kray C, Baus J (2003)
Conference paper - Some Issues on Presentations in Intelligent Environment
Kray C, Krüger A, Endres C (2003)
Conference paper - Situated Interaction on Spatial Topics
Kray C (2003)
Thesis
2002
- Positionsinformation und Navigationsaufgaben
Kray C, Baus J, Krüger A (2002)
Chapter in Book - Situational Context and Navigational Assistance
Kray C (2002)
Abstract / Poster - Frames of Reference, Positional Information and Navigational Assistance
Baus J, Kray C (2002)
Conference paper - The eager bidder problem: a fundamental problem of DAI and selected solutions
Schillo M, Kray C, Fischer K (2002)
Conference paper - The eager bidder problem: a fundamental problem of DAI and selected solutions
Michael Schillo, Christian Kray, Klaus Fischer (2002)
Conference paper
2001
- Towards adaptive location-aware mobile assistance
Baus J, Ding Y, Kray C, Walther U (2001)
Conference paper - REAL: Ein ressourcenadaptierendes mobiles Navigationssystem
Wahlster W, Baus J, Kray C, Krüger A (2001)
Article in Journal - Two Path Preposition: Along and Past
Christian Kray, Jörg Baus, Hubert Zimmer, Harry Speiser, Antonio Krüger (2001)
Conference paper - Two Path Prepositions: along and past
Kray C, Baus J, Zimmer H, Speiser H, Krüger A (2001)
Conference paper - Spatial Reasoning and Agents: Exploring Possibilities (Position Paper)
Kray C (2001)
Conference paper - The benefits of multi-agent systems in spatial reasoning
Kray C (2001)
Conference paper - Visualization of route descriptions in a resource-adaptive navigation aid
Baus J, Kray C, Krüger A (2001)
Article in Journal - RAJA: a resource-adaptive Java agent infrastructure
Ding Y, Kray C, Malaka R, Schillo M (2001)
Conference paper - A Resource-Adaptive Mobile Navigation System
Wahlster W, Baus J, Kray C, Krüger A (2001)
Conference paper
2000
- Spatial Cognition and Natural Language Interfaces in Mobile Personal Assistants
Kray C, Porzel R (2000)
Conference paper - Zu komplexen Diensten mit einfachen natürlichsprachlichen Interaktionen
Coors V, Kray C, Porzel R (2000)
Conference paper
1999
- Modeling the Basic Meanings of Path Relations
Kray C, Blocher A (1999)
Conference paper