Ernst Kruijff  aboutpublicationsprojectsservices
Publications
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  full overview of publications at Google Scholar scholar  
  Books

2017 LaViola, J. Kruijff, E, McMahan, R. Bowman, D., Pouyprev, I.
3D User Interfaces: Theory and Practice (second edition)
Addison-Wesley, 2017.
 link pearson link amazon

    
       
2005 Bowman, D. Kruijff, E, LaViola, J., Pouyprev, I.
3D User Interfaces: Theory and Practice
Addison-Wesley, 2005.
 link pearson link amazon

    
       
       
  Refereed journal,  conference papers and scientific magazines
    
Frontiers Kruijff, E., Riecke, B. Trepkowski, C., and Lindeman, R.
First insights in perception of feet and lower-body stimuli for proximity and collision feedback in 3D user interfaces
Frontiers in Virtual Reality, 2022
link Frontiers 

Frontiers Adhikari, A., Zielasko., D., Aguilar, I., Bretin, A., Kruijff, E., Von der HEyde, M., and Riecke, B.
Integrating Continuous and Teleporting VR Locomotion Into a Seamless ‘HyperJump’Paradigm
IEEE Transactions on Visualization and Computer Graphics
link IEEE 

Frontiers Stellmacher, C., Bonfert, M., Kruijff, E., and Schöning, J.
Triggermuscle: Exploring Weight Perception for Virtual Reality Through Adaptive Trigger Resistance in a Haptic VR Controller
Frontiers in Virtual Reality (Haptics section), Volume 2, 2022
link Frontiers 

TVCG Hashemian, A. M., Adhikari, A., Kruijff, E., Heyde, M. von der, & Riecke, B. E.
Leaning-based interfaces improve ground-based VR locomotion in reach-the-target, follow-the-path, and racing tasks
IEEE Transaction on Visualization and Computer Graphics TVCG, 1–22, 2021
link IEEE  link PDF


TVCG Trepkowski, C., Marquardt, A., Eibich, T., Shikanai, Y., Maiero, J., Kiyokawa, K., Kruijff, E., Schöning, J., König, P.
Multisensory Proximity and Transition Cues for Improving Target Awareness in Narrow Field of View Augmented Reality Displays
To appear in IEEE Transactions on Visualization and Computer Graphics
link IEEE 

Frontiers Adhikari, A., Hashemian, A., Nguyen-Vo, T., Kruijff, E., von der Heyde, M., Riecke, B.
Lean to Fly: Leaning-Based Embodied Flying can Improve Performance and User Experience in 3D Navigation
To appear in Frontiers in Virtual Reality
link Frontiers 

IEEE VR Hashemian, A., Kruijff,E., Adhikari, A., Von der Heyde, M., Aguilar, I., Riecke, B.
Is Walking Necessary for Effective Locomotion and Interaction in VR?
IEEE Virtual Reality 2021 Workshops
link IEEE  pdflink PDF

IEEE VR Adhikari, A., Zielasko, D., Bretin, A. Von der Heyde, M., Kruijff,E., Riecke, B.
Integrating Continuous and Teleporting VR Locomotion into a Seamless" HyperJump" Paradigm.
IEEE Virtual Reality 2021 Workshops
link IEEE  pdflink PDF

Displays Binetti, N., Wu, L., Chen, S., Kruijff, E., Julier, S., Brumby, D.
Using Visual and Auditory Cues to Locate Out-of-View Objects in Head-Mounted Augmented Reality.
Elsevier Displays, Volume 6, September 2021
link DISPLAYS  pdflink PDF





plos one
 Batmaz, A., Maiero, J., Kruijff, E., Riecke, B., Neustaedter C., Stuerzlinger, W.
The Effect of Distance-Based Speed Control on User Behaviours in Telepresence Robot Navigation
with Dense Conference-Like Environments.
To appear in PLOS One, 2020

link PLOS  pdflink PDF





steed 2020
 Steed, A., Ortega, F., Williams, A., Kruijff, E., Stuerzlinger, W., Batmaz, U., Stevenson Won, A., Rosenberg, E. Simeone, A., Hayes, a.
Evaluating immersive experiences during Covid-19 and beyond.
ACM Interactions, Vol. 27, Issue 4, 2020

link ACM 





TVCG
 Hashemian, A. , Lotfaliei, M., Adhikari, A., Kruijff, E., Riecke, B..
HeadJoystick: Improving Flying in VR using a Novel Leaning-Based Interface.
To appear in IEEE Transactions on Visualization and Computer Graphics (TVCG), 2020.
 link IEEE  pdflink PDF





Jones
 Jones, B., Maiero, J., Mogharrab, A., Aguilar, I., Adhikari, A., Riecke, B., Kruijff, E., Neustdaedter, C., Lindeman, R.
FeetBack: Augmenting Robotic Telepresence with Haptic Feedback on the Feet.
In Proceedings of the ACM International Conference on Multimodal Interaction (ICMI), 2020.


link ACM  pdflink PDF





ISMAR
Marquardt, A., Trepkowski, C., Eibich, T. Maiero, J., Kruijff, E., Schöning, J.
Comparing Non-Visual and Visual Guidance Methods for Narrow Field Of View Augmented Reality Displays.
IEEE Transactions on Visualization and Computer Graphics (TVCG), Volume 26, Issue 12, P 3389-3401, 2020. Also presented at IEEE ISMAR 2020.

 link IEEE  pdflink PDF





FaceHaptics
 Wilberz, A., Leschtschow, D., Trepkowski, C., Maiero, J., Kruijff, E., Riecke, B.
FaceHaptics: Robot Arm based Versatile Facial Haptics for Immersive Environments. 
In Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI), 2020
  link ACM  pdflink PDF





Nguyen 2019
 Nguyen, T., Riecke, B.E., Stuerzlinger, W., Duc-Minh, P., Kruijff, E.
NaviBoard and NaviChair: Limited Translation Combined with Full Rotation for Efficient Virtual Locomotion
IEEE Transactions on Visualization and Computer Graphics (TVCG), Volume 27(1), p. 165-177, 2021 (digitally: 2019).
  link IEEE  pdflink PDF





Savino
 Savino, G-L., et al.
Comparing Pedestrian navigation Methods in Virtual Reality and Real Life.
In Proceedings of the ACM International Conference on Multimodal Interaction (ICMI), 2019
  link ACM  pdflink PDF





Marquardt2019 Marquardt, A., Trepkowski, C., Eibich, T., Maiero, J., Kruijff, E.
Non-Visual Cues for View Management in Narrow Field of View Augmented Reality Displays.
In Proceedings of the IEEE International Symposium on Mixed and Augmented Reality (ISMAR), 2019
  link IEEE  pdflink PDF





maiero 2019
Maiero, J., Eibich, D., Kruijff, E., Hinkenjann, A., Stuerzlinger, W., Benko, H., Ghinea, G.
Back-of-Device Force Feedback Improves Touch Screen Interaction for Mobile Devices.
To appear in IEEE Transactions on Haptics, 2019. 
link IEEE  pdflink PDF





Kruijff 2019 Kruijff, E., Biswas, S., Trepkowski, C., Maiero, J., Ghinea, G., Stuerzlinger, W.
Multilayer Haptic Feedback for Pen-Based Tablet Interaction.
In Proceedings of the ACM conference on  Human Factors in Computing Systems (CHI), 2019.
link ACM DL pdflink PDF		    
       
Trepkowski2019 Trepkowski, C., Eibich, D., Maiero, J., Marquardt, A., Kruijff, E., and Feiner, S.
The Effect of Narrow Field of View and Information Density on Visual Search Performance in Augmented Reality.
In Proceedings of the IEEE conference on Virtual Reality (VR), 2019.
link IEEE  pdflink PDF		    
       
kruijff 2018 Marquardt, A., Kruijff, E., Trepkowski, C., Maiero, J., Schwandt, A., Hinkenjann, A., Stuerzlinger, W., Schoening, J.
Audio-Tactile Proximity Feedback for Enhancing 3D Manipulation.
In Proceedings of the ACM Symposium on Virtual Reality Software and Technology (VRST), 2018.
link ACM DL pdflink PDF

    
       
kruijff 2018 Marquardt, A., Maiero, J., Kruijff, E., Trepkowski, C., Schwandt, A., Hinkenjann, A., Schoening, J., Stuerzlinger, W.
Tactile Hand Motion and Pose Guidance for 3D Interaction.
In Proceedings of the ACM Symposium on Virtual Reality Software and Technology (VRST), 2018.
link ACM DL pdflink PDF

    




kruijff 2018 Kruijff, E., Orlosky, J., Kishishita, N., Trepkowski, C., Kiyokawa, K.
The Influence of Label Design on Search Performance and Noticeability in Wide Field of View Augmented Reality Displays.
In IEEE Transactions on Visualization and Computer Graphics (TVCG), 2018.
link IEEE  pdflink PDF

    
       
sigitov 2018 Sigitov, A., Staadt, O., Hinkenjann, A., Kruijff, E.
Column Major Pattern: How Users Process Spatially Fixed Items on Large, Tiled Displays.
In Proceedings of the ACM SIGIR Conference on Human Information Interaction and Retrieval (CHIIR), New Brunswick, NJ, USA, 2018.
link ACM DL  pdflink PDF

    
       
Maiero 2017 Maiero, J., Kruijff, E., Hinkenjann, A., Ghinea. G.
FORCETAB: Visuo-Haptic Interaction with a Force-Sensitive Actuated Tablet.
In Proceedings of IEEE International Conference on Multimedia and Expo (ICME), Hong Kong, 2017.
IEEE Best Paper Award – Platinum Award.
link IEEE  pdflink PDF

    
       
kruijff 2017 Kruijff, E., Marquardt, A., Trepkowksi, C., Schild, J., Hinkenjann, A.
Designed Emotions: Challenges and Potential Methodologies for Improving Multisensory Cues to Enhance
User Engagement in Immersive Systems.
Springer The Visual Computer, 33(4), 471-488, 2017
link springer  pdflink PDF

    
       
maiero 2017 Maiero, J., Kruijff, E., Hinkenjann, A., Ghinea, G.
Focus plus Context Techniques for Pico-Projection based Interaction.
In IEEE Transactions on Multimedia, Volume: 19, Issue 7, July 2017
link IEEE  pdflink PDF





weier 2017 Weier, M., Stengel, M., Roth, T., Didyk, P., Eisemann, E., Eisemann, M., Grogorick, S., Hinkenjann, A., Kruijff, E., Magnor, M., Myskowski, K., Slusallek, P. 
Perception-driven Accelerated Rendering.
State Of The Art (STAR) Report, Eurographics 2017, Computer Graphics Forum, Volume 36, Issue 2, May 2017. 
link ACM DL  pdflink PDF

    
       
kitson 2017 Kitson, A., Hashemia, A., Stepanova, E., Kruijff, E., Riecke, B.
Comparing Leaning-Based Motion Cueing Interfaces for Virtual Reality Locomotion.
In Proceedings of the IEEE Symposium on 3D User Interfaces (3DUI), 2017. Also presented as Poster at IEEE VR 2017.
link IEEE  pdflink PDF

    
       
sigitov 2016 Sigitov, A., Kruijff, E., Trepkowksi, C., Staadt, O., Hinkenjann, A.
The Effect of Visual Distractors in Peripheral Vision on User Performance in Large Display Wall Systems.
In Proceedings of ACM International Conference on Interactive Surfaces and Spaces (ISS), 2016.
link ACM DL  pdflink PDF

    
       
weier 2016 Weier, M.,  Roth, T., Kruijff, E.,  Hinkenjann, A.,  Pérard-Gayot, A., Slusallek, P.,  Li. Y.
Foveated Real-Time Ray Tracing for Head-Mounted Displays.
In Proceedings of Pacific Graphics (PG), Okinawa, Japan, 2016.
link Wiley  pdflink PDF

    
       
kruijff 2016 Kruijff, E.,   Marquardt, A.,  Trepkowski, C.,   Lindeman, R.,  Hinkenjann, A.,   Maiero, J.   Riecke, B.
On Your Feet! Enhancing Vection in Leaning-Based Interfaces through Multisensory Stimuli.
Proceedings of the 2016 Symposium on Spatial User Interfaces (SUI), Tokyo, Japan, 2016.
Also presented as poster at ACM UIST 2016.
ACM Honourable Mention Paper award. 
link ACM DL  pdflink PDF

    
       
kruijff 2015 Kruijff, E.  Riecke, B., Trepkowski, C., Kitson, A. 
Upper Body Leaning can affect Forward Self-Motion Perception in Virtual Environments.
In Proceedings of the ACM Symposium on Spatial User Interaction (SUI), 2015.
link ACM DL  pdflink PDF

    
       
kruijff 2015 Kruijff, E., Marquardt, A., Trepkowksi, C., Schild, J., Hinkenjann, A.
Enhancing User Engagement in Immersive Games through Multisensory Cues.
In Proceedings of the IEEE International Conference on Games and Virtual Worlds for Serious Applications (VS-GAMES), 2015.
link IEEE  pdflink PDF

    
       
maiero 2015 Maiero, J., Kruijff, E., Ghinea, G., Hinkenjann, A.
PicoZoom: A Context Sensitive Multimodal Zooming Interface.
In Proceedings of IEEE International Conference on Multimedia and Expo (ICME), 2015.
link IEEE  pdflink PDF

    
       
Kishishita 2014 Kishishita, N., Kiyokawa, K., Kruijff, E., Orlosky, J., Mashita, T., Takemura, H.
Analysing the Effects of a Wide Field of View Augmented Reality Display on Search Performance in Divided Attention Tasks.
In Proceedings of the IEEE International Symposium on Mixed and Augmented Reality (ISMAR), Munchen, Germany, 2014.
link IEEE  pdflink PDF

    
       
kruijff 2013 Kruijff, E.
Human-potential Driven Design of 3D User Interfaces.
Proceedings of the IEEE International Conference on Artificial Reality and Telexistence (ICAT). Tokyo, Japan, 2013.
link IEEE  pdflink PDF

    
       
veas 2012 Veas, E., Grasset, R., Kruijff, E., Schmalstieg, D.
Extended overview techniques for outdoor augmented reality.
IEEE transactions on visualization and computer graphics, vol 18, no. 4, p. 565-572, 2012.
link IEEE  pdflink PDF

    
       
woeckl 2012 Woeckl, B., Yildizoglu, U., Buber, I., Aparicio Diaz, B., Kruijff E., Tscheligi, M.
Basic Senior Personas: A Representative Design Tool Covering the Spectrum of European Older Adults.
In Proceedings of the 14th Internationals ACM SIGACCESS Conference on Computers and Accessibility, Boulder, USA, 2012.
link ACM DL  pdflink PDF

    
       
bobeth 2012 Bobeth, J., Schmehl, S., Kruijff, E.,  Deutsch, S.,  Tscheligi, M.
Evaluating Performance and Acceptance of Older Adults Using Freehand Gestures for TV Menu Control.
In Proceedings of the 10th ACM European Conference on on Interactive TV and Video (EuroITV), Berlin, Germany, 2012. 
Alex Carmichael award.
link ACM DL  pdflink PDF

 		   
       
nurminen 2011 Nurminen, A., Kruijff, E., Veas, E.
HYDROSYS - A mixed reality platform for on-site visualization of environmental data.
In Proceedings of the 10th International Symposium on Web and Wireless Geographical Information Systems, Springer Lecture Notes in Computer Science, Kyoto, Japan, 2011.
link Springer pdflink PDF

    
       
veas 2010 Veas, E., Kruijff, E.
Handheld Devices for Mobile Augmented Reality.
In Proceedings of the 9th ACM International Conference on Mobile and Ubiquitous Multimedia (MUM), Limassol , Cyprus, 2010.
link ACM DL  pdflink PDF

    
       
waldner 2010 Waldner, M., Kruijff, E., Schmalstieg, D.
Bridging Gaps with Pointer Warping in Multi-Display Environments.
In Proceedings of 6th Nordic Conference on Human-Computer Interaction (NordiCHI), Reykjavik, Iceland, 2010.
link ACM DL  pdflink PDF

    
       
kruijff 2010 Kruijff, E., Swan II, E., Feiner, S.
Perceptual issues in Augmented Reality Revisited.
In Proceedings of the IEEE and ACM International Symposium on Mixed and Augmented Reality (ISMAR), Seoul, South Korea, 2010.
link ACM DL  pdflink PDF

    
       
veas 2010 Veas, E., Mulloni, A., Kruijff, E., Regenbrecht, H., Schmalstieg, D.
Techniques for View Transition in Multi-Camera Outdoor Environments.
In Proceedings of Graphics Interface 2010 (GI), Ottawa, Canada, 2010.
link ACM DL  pdflink PDF

    
       
lex 2010 Lex, A., Streit, M., Kruijff, E., Schmalstieg, D.
Caleydo: Design and Evaluation of a Visual Analysis Framework for Gene Expression Data in its Biological Context. 
In Proceedings of the IEEE Pacific Visualization Symposium, Taipei, Taiwan. 2010.
link IEEE  pdflink PDF

    
       
waldner 2010 Waldner, M., Pirchheim, C., Kruijff, E., Schmalstieg, D.
Automatic Configuration of Spatially Consistent Mouse Pointer Navigation in Multi-Display Environments.
In Proceedings of the ACM International Conference on Intelligent User Interfaces (IUI), p. 397-400, Hong Kong, 2010.
link ACM DL  pdflink PDF

    
       
schall 2009 Schall G., Mendez E., Kruijff E., Veas E., Junghanns S., Reitinger B., Schmalstieg D.
Handheld Augmented Reality for Underground Infrastructure Visualization.
In Personal and Ubiquitous Computing, Springer, vol. 13, p. 281-291, 2009.
link Springer pdflink PDF

    
       
veas 2008 Veas, E. and E. Kruijff.
Vesp'R - design and evaluation of a handheld AR device.
In Proceedings of the IEEE and ACM International Symposium on Mixed and Augmented Reality (ISMAR), p. 43-52, Cambridge, United Kingdom, 2008.
link IEEE  pdflink PDF

    
       
kruijff 2007 Kruijff, E., and E. Veas.
Vesp'R - Transforming Handheld Augmented Reality.
In Proceedings of the IEEE and ACM International Symposium on Mixed and Augmented Reality (ISMAR), p. 277-278, Nara, Japan, 2007.
link IEEE  pdflink PDF

    
       
kruijff 2006 Kruijff, E., Schmalstieg, D., Beckhaus, S.
Using Neuromuscular Electrical Stimulation for Pseudo-Haptic Feedback.
In Proceedings of the ACM Symposium on Virtual Reality Software and Technology (VRST), p. 312-315, Limassol, Cyprus, 2006.
link ACM DL  pdflink PDF


    
       
kruijff 2006 Kruijff, E. Wesche, G., Riege, K., Goebbels, G., Kunstman, M., Schmalstieg, D.
Tactylus, a Pen-Input Device exploring Audiotactile Sensory Binding.
In Proceedings of the ACM Symposium on Virtual Reality Software and Technology (VRST), p. 316-319, Limassol, Cyprus, 2006.
link ACM DL  pdflink PDF

    
       
bornik 2006 Bornik, A., Beichel, R., Kruijff, E., Reitinger, B., Schmalstieg, D.
A Hybrid User Interface for Manipulation of Volumetric Medical Data.
In Proceedings of the Symposium on 3D user interfaces, IEEE conference on Virtual Reality (VR), p. 29-36, Alexandria, USA, 2006.
link IEEE  pdflink PDF

    
       
cao 2006 Cao, W., Gaertner, H., Guddat, H., Straube, A., Conrad, S., Kruijff, E., Langenberg, D.
Design Review in a Distributed Collaborative Virtual Environment.
International Journal of Image and Graphics (IJIG), vol. 6, no. 1., p. 45-64, 2006.
link worldscientific pdflink PDF

    
       
kruijff 2005 Kruijff, E., Pander, A.
Experiences of using shockwaves for haptic sensations.
In Proceedings of the 3D user interface workshop, IEEE conference on Virtual Reality (VR), Bonn, Germany, 2005.
link researchgate pdflink PDF

    
       
mueller 2003 Mueller, A., Conrad, S., Kruijff, E.
Multifaceted interaction with a Virtual Engineering Environment using a Scenegraph-oriented Approach.
In Proceedings of the International Conference in Central Europe on Computer Graphics, Visualization and Computer Vision (WSCG), Plzen, Czech Republic, 2003
link citeseer pdflink PDF

    
       
conrad 2003 (image courtesy of KIST Korea) Conrad, S., Kruijff, E., Suttrop, M., Hasenbrink, F., Lechner, A.
A Storytelling Concept for Digital Heritage Exchange in Virtual Environments.
In Proceedings of the International Conference on Virtual Storytelling, p. 235-238, Toulouse, France, 2003.
link springer 

    
       
cao 2003 Cao, W., Gaertner, H., Conrad, S., Kruijff, E., Langenberg, D., Schultz, R.
Digital Product Development in a Distributed Virtual Environment.
In Proceedings of the IEEE and ACM International Conference on Virtual Reality and its Application in Industry (VRAI), p. 322-326, Tianjin, China, 2003.
link SPIE 
    
       
schnabel 2001 Schnabel, M.A., Kvan, T., Kruijff, E., Donath, D.
The First Virtual Environment Design Studio.
In Proceedings of the conference on Education for Computer Aided Architectural Design in Europe (eCAADe), p. 394-400, Helsinki, Finland, 2001.
link cumincad pdflink PDF

    
       
donath 2001 Donath, D., Beetz, J., Grether, K., Kruijff, E., Petzold, F., Seichter, H.
Cooling Factory, a concrete project to test new architectural applications for augmented reality.
In Proceedings of the IEEE International Conference on Augmented, Virtual Environments and Three-Dimensional Imaging (ICAV3D), p. 14-17, Ornos, Greece, 2001.
link cumincad pdflink PDF

    
       
bowman 2001 Bowman, D., Kruijff, E., LaViola, J., and Poupyrev, I.
An Introduction to 3-D User Interface Design.
Presence: Teleoperators and Virtual Environments. MITpress, vol. 10, no. 1, p. 96-108, 2001.
link MITPress  pdflink PDF

    
       
regenbrecht 2000 Regenbrecht, H. Kruijff, E., Donath, D., Seichter, H., Beetz, J.
VRAM - a Virtual Reality Aided Modeler.
In Proceedings of the conference on Education for Computer Aided Architectural Design in Europe (eCAADe), p. 235-238, Weimar, Germany, 2000.
link cumincad pdflink PDF

    
       
donath 1998 Donath, D., Kruijff, E., Regenbrecht, H., Hirschberg, U., Johnson, B., Kolarevic, B., Wojtowicz, J.
Virtual Design Studio 1998 - a Place2Wait.
In Proceedings of the conference on Education for Computer Aided Architectural Design in Europe (eCAADe), p. 453-458, Liverpool, United Kingdom, 1999.
link cumincad pdflink PDF

    




  Refereed posters    
Adhikari, A., Riecke, B., Hashemian, A., Nguyen-Vo, T., Kruijff, E., von der Heyde, M.
Embodied VR Flying Improves Spatial Orientation while Reducing Cybersickness.
Cognitive Processing 22 (Suppl 1).
  
 

   
Riecke, B., Adhikari, A., Zielasko, D., Bretin, A., von der Heyde, M., Kruijff, E.
HyperJump: Merging Teleporting and Continuous VR Locomotion into one Paradigm.
Cognitive Processing 22 (Suppl 1).
  
 

   
Riecke, B., Hashemian, A., Adhikari, A., Aguilar,I., Kruijff,E., von der Heyde, M.
Simultaneous Locomotion and Interaction in VR: Walking> Leaning> Controller.
Cognitive Processing 22 (Suppl 1).
  
 

   
Nguyen 2018 Nguyen-Vo, T., Riecke, B. E., Stuerzlinger, W., Pham, D.-M., & Kruijff, E.
Do We Need Actual Walking in VR? Leaning with Actual Rotation Might Suffice for Efficient Locomotion.
Poster presented at the Spatial Cognition 2018.
pdflink PDF

       
kruijff 2015 Kruijff, E., Trepkowksi, C., Lindeman, R.
The Effect of Vibration and Low-Frequency Audio on Full-Body Haptic Sensations.
In Proceedings of the ACM Symposium on Virtual Reality Software and Technology (VRST, poster), 2015.
ACM Best Poster Award.  
link ACM DL  pdflink PDF

    
       
  PhD Thesis    
Kruijff Kruijff, E.
Unconventional 3D User Interfaces for Virtual Environments.
Dissertation (with honors), Graz University of Technology, Faculty of Telematics (Computer Science), 2007. 
Under supervision of Prof. Dr. Dieter Schmalstieg.
pdflink PDF		    
       
       
  Courses at conferences    
spatial cognition Riecke, B.E, Kruijff, E.
Spatial Navigation Interfaces for Immersive Environments.
Course presented at Spatial Cognition, Tuebingen, Germany, 2018.
link course website		    
       
ACM SIGGRAPH Riecke, B.E, LaViola, J., Kruijff, E.
Advanced Topics in 3D User Interfaces for Virtual Reality and Games: 3D Selection, Manipulation, and Spatial Navigation
Course presented at ACM SIGGRAPH, Vancouver, Canada, 2018.
link course website

    
       
SIG CHI Kruijff, E., & Riecke, B. E..
Navigation Interfaces for Virtual Reality and Gaming: Theory and Practice.
Course presented at ACM CHI, Montreal, Canada, 2018.
link ACM DL   link course website

    
       
IEEE VR Kruijff, E., & Riecke, B. E..
Navigation Interfaces for Virtual Reality and Gaming: Theory and Practice.
Course pre­sented at IEEE VR, Reutlingen, Germany, 2018.
link IEEE   link course website

    
       
IEEE VR Kruijff, E., & Riecke, B. E..
Navigation Interfaces for Virtual Reality and Gaming: Theory and Practice.
Course pre­sented at the IEEE VR, Los Angeles, USA, 2017.
link IEEE   link course website

    
       
SIG CHI LaViola, J., Bowman, D., Kruijff, E., Poupyrev, I., Stuerzlinger, W.
3D User Interfaces: Design, Implementation, Usability.
Course presented at ACM CHI, Boston, USA, 2009.

    
       
SIG CHI Kruijff, E. Bowman, D. LaViola, J., Poupyrev, I.
3D User Interfaces: From Lab to Living Room.
Course presented at ACM CHI 2008, Florence, Italy.  Voted 6th best course at CHI  (out of 24 courses)

    
       
ACM SIGGRAPH Beckhaus, S., Kruijff, E.
Unconventional Human-Computer Interfaces.
Course presented at ACM SIGGRAPH, Los Angeles, USA, 2004.
link ACM DL

   
       
ACM SIGGRAPH Bowman, D., Kruijff, E., LaViola, J., Mine, M., Poupyrev, I.
3D User Interface Design: Fundamental Techniques, Theory, and Practice.
Course presented at ACM SIGGRAPH, Los Angeles, USA, 2000.

    
       
ACM VRST Bowman, D., Kruijff, E., LaViola, J., Poupyrev, I.
The Art and Science of 3D Interaction.
Course presented at ACM VRST, London, UK, 1999.

    
       
IEEE VR Bowman, D., Kruijff, E., LaViola, J., Poupyrev, I.
The Art and Science of 3D Interaction.
Course presented at IEEE VR, Houston, USA, 1999.		    
       
  Patent    
locoball Wagner, D., Kruijff, E., and Schmalstieg, D.
Verfahren und Vorrichtung zur ausschnitsweisen Darstellung digitaler Information.
Austrian patent AT20070001436 20070913. Generation of a near-seamless display by tracking and combing multiple handheld displays (cell phones, PDAs) on a flat surface.
link patent		    
       
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(c) Ernst Kruijff 2018