Publications

Peer-Reviewed Journals

guitar screenshot

Lucchas Ribeiro Skreinig, Denis Kalkofen, Ana Stanescu, Peter Mohr, Frank Heyen, Shohei Mori, Michael Sedlmair, Dieter Schmalstieg, and Alexander Plopski.
guitARhero: Interactive Augmented Reality Guitar Tutorials
IEEE Transactions on Visualization and Computer Graphics, 29(11):4676—4685, 2023.
  Publisher  

EyeXR screenshot

Alexander Plopski, Teresa Hirzle, Nahal Norouzi, Long Qian, Gerd Bruder, and Tobias Langlotz.
The Eye in Extended Reality: A Survey on Gaze Interaction and Eye Tracking in Head-worn Extended Reality
ACM Computing Surveys, 55(3):53, 2023.
  Publisher  

Context screenshot

Mohammed Safayet Arefin, Nate Phillips, Alexander Plopski, Joseph L. Gabbard, and Edward J. Swan II.
The Effect of Context Switching, Focal Switching Distance, Binocular and Monocular Viewing, and Transient Focal Blur on Human Performance in Optical See-Through Augmented Reality
IEEE Transactions on Visualization and Computer Graphics 28(5):2014—2025, 2022.
  Publisher  

CVD screenshot

Jonathan Sutton, Tobias Langlotz, and Alexander Plopski.
Seeing Colours: Addressing Colour Vision Deficiency with Vision Augmentations using Computational Glasses
ACM Transactions on Computer-Human Interaction 29(3):26, 2022.
  Publisher  

OFOV screenshot

Nicko Reginio Caluya, Alexander Plopski, Christian Sandor, Yuichiro Fujimoto, Masayuki Kanbara, and Hirokazu Kato.
Does Overlay Field of View in Head-Mounted Displays Affect Spatial Memorization?
Computers & Graphics 102:554—565, 2022.
  Publisher  

Radar screenshot

Nuwan T. Attygalle, Luis A. Leiva, Matjaž Kljun, Christian Sandor, Alexander Plopski, Hirokazu Kato, and Klen Čopič Pucihar.
No Interface, No Problem: Gesture Recognition on Physical Objects Using Radar Sensing
Sensors 21(17):5771, 2021.
  Publisher  

CSURI screenshot

Yuta Itoh, Tobias Langlotz, Jonathan Sutton, and Alexander Plopski.
Towards Indistinguishable Augmented Reality: A Survey on Optical See-through Head-mounted Displays
ACM Computing Surveys 54(6):120, 2021.
  Publisher  

SlidAR+ screenshot

Varunyu Fuvattanasilp, Yuichiro Fujimoto, Alexander Plopski, Takafumi Taketomi, Christian Sandor, Masayuki Kanbara, and Hirokazu Kato.
SlidAR+: Gravity-Aware 3D Object Manipulation for Handheld Augmented Reality
Computers & Graphics 95:23—35, 2021.
  Publisher  

FeatureTransform screenshot

Sota Shoman, Tomohiro Mashita, Alexander Plopski, Photchara Ratsamee, and Yuki Uranishi.
Real-to-Synthetic Feature Transform for Illumination Invariant Camera Localization
IEEE Computer Graphics and Applications 42(1):47—55, 2022.
  Publisher  

SurfaceRemeshing screenshot

Dawar Khan, Alexander Plopski, Yuichiro Fujimoto, Masayuki Kanbara, Gul Jabeen, Jessica Zhang, Xiaopeng Zhang, and Hirokazu Kato.
Surface Remeshing: A Systematic Literature Review of Methods and Research Directions
IEEE Transactions on Visualization and Computer Graphics, 2020 (in print).
  Publisher  

Valence screenshot

Dawar Khan, Alexander Plopski, Yuichiro Fujimoto, Masayuki Kanbara, Zhanglin Cheng, and Hirokazu Kato.
Valence Optimization and Angle Improvement for Molecular Surface Remeshing
The Visual Computer 2020:1—14, 2020.
  Publisher  

IllusoryLight screenshot

Ryo Akiyama, Goshiro Yamamoto, Toshiyuki Amano, Takafumi Taketomi, Alexander Plopski, Yuichiro Fujimoto, Masayuki Kanbara, Christian Sandor, and Hirokazu Kato.
Illusory light: Perceptual appearance control using a projection-induced illusion
Computers & Graphics 91:129—140, 2020.
  Publisher  

OrthoGaze screenshot

Liu Chang, Alexander Plopski, and Jason Orlosky.
OrthoGaze: Gaze-based three-dimensional object manipulation using orthogonal planes
Computers & Graphics 89:1—10, 2020.
  Publisher  

Reflectance screenshot

Ryo Akiyama, Goshiro Yamamoto, Toshiyuki Amano, Takafumi Taketomi, Alexander Plopski, Christian Sandor, and Hirokazu Kato.
Robust Reflectance Estimation for Projection-Based Appearance Control in a Dynamic Light Environment
IEEE Transactions on Visualization and Computer Graphics, 27(3):2041—2055, 2021.
  Publisher  

HoloRoyale screenshot

Damien Constantine Rompapas, Christian Sandor, Alexander Plopski, Daniel Saakes, Joongi Shin, Takafumi Taketomi, and Hirokazu Kato.
Towards Large Scale High Fidelity Collaborative Augmented Reality
Computers & Graphics 84:24—41, 2019.
  Publisher  

Exergame screenshot

Oral Kaplan, Goshiro Yamamoto, Takafumi Taketomi, Alexander  Plopski, Christian Sandor, and Hirokazu Kato.
Exergame Experience of Young and Old Individuals Under Different Difficulty Adjustment Methods
Computers, 7(4):59, 2018.
  Publisher  

Reestoring screenshot

Long Qian, Alexander Plopski, Nassir Navab, and Peter Kazanzides.
Restoring the Awareness in the Occluded Visual Field for Optical See-Through Head-Mounted Displays
IEEE Transactions on Visualization and Computer Graphics, 24(11):2936—2946, 2018.
  Publisher  

EyeAR screenshot

Damien Constantine Rompapas, Aitor Rovira, Alexander Plopski, Christian Sandor, Takafumi Taketomi, Goshiro Yamamoto, Hirokazu Kato, and Sei Ikeda.
EyeAR: Refocusable Augmented Reality Content through Eye Measurements
Technologies and Interaction, 1(4):22, 2017.
  Publisher  

Localization screenshot

Tomohiro Mashita, Alexander Plopski, Akira Kudo, Tobias Höllerer, Kiyoshi Kiyokawa, and Haruo Takemura.
Camera Localization under a Variable Lighting Environment using Parametric Feature Database based on Lighting Simulation
Transactions of the Virtual Reality Society of Japan, 22(2):177—187, 2017.
  Publisher  

Localization screenshot

Alexander  Plopski, Yuta Itoh, Christian Nitschke, Kiyoshi Kiyokawa, Gudrun Klinker, and Haruo Takemura.
Corneal Imaging Calibration for Optical See-Through Head-Mounted Displays
IEEE Transactions on Visualization and Computer Graphics, 21(4):481—490, 2015.
  Publisher  

Peer-Reviewed Conference and Workshop Papers

Flicker screenshot

Jonathan Sutton, Tobias Langlotz, Alexander Plopski, and Kasper Hornbæk.
Flicker Augmentations: Rapid Brightness Modulation for Real-World Visual Guidance using Augmented Reality
In Proceedings of the ACM CHI Conference on Human Factors in Computing Systems, (in print)
  Publisher  

Sharpview screenshot

Mohammed Safayet Arefin, Carlos Montalto, Alexander Plopski, and J. Edward Swan II.
A SharpView Font with Enhanced Out-of-Focus Text Legibility for Augmented Reality Systems
In Proceedings of the IEEE Confernce on Virtual Reality and 3D User Interfaces, 31—41, 2024.
  Publisher  

Saliency screenshot

Jonathan Sutton, Tobias Langlotz, Alexander Plopski, Stefanie Zollmann, Yuta Itoh, and Holger Regenbrecht.
Look over there! Investigating Saliency Modulation for Visual Guidance with Augmented Reality Glasses
In Proceedings of the Annual ACM Symposium on User Interface Software and Technology, 81:1—15, 2022.
  Publisher  

GazeRotation screenshot

Liu Chang, Alexander Plopski, and Jason Orlosky.
Eye Gaze-based Object Rotation for Head-mounted Displays
In Proceedings of the ACM Spatial User Interaction, 4:1—9, 2020.
  Publisher  

InvisibleRobot screenshot

Ada V. Taylor, Ayaka Matsumoto, Elizabeth J. Carter, Alexander Plopski, and Henny Admoni.
Diminished Reality for Close Quarters Robotic Telemanipulation.
In Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems, 11531—11538, 2020.
  Publisher  

RobotLearning screenshot

Maximilian Diehl, Alexander Plopski, Hirokazu Kato, and Karinne Ramirez-Amaro.
Augmented Reality Interface to Verify Robot Learning
In Proceedings of the IEEE International Conference on Robot and Human Interactive Communication, 378—383, 2020.
  Publisher  

IntelliPupil screenshot

Liu Chang, Alexander Plopski, Kiyoshi Kiyokawa, Photchara Ratsamee, and Jason Orlosky.
IntelliPupil: Pupillometric Light Modulation for Optical See-through Head-mounted Displays
In Proceedings of the IEEE International Symposium on Mixed and Augmented Reality, 98—104, 2018.
  Publisher  

SpatialLearning screenshot

Nicko Reginio Caluya, Alexander Plopski, Jayzon Flores Ty, Christian Sandor, Takafumi Taketomi, and Hirokazu Kato.
Transferability of Spatial Maps: Augmented Versus Virtual Reality Training
In Proceedings of the IEEE Conference on Virtual Reality and 3D User Interfaces, 1—7, 2018.
  Publisher  

BrightView screenshot

Shohei Mori, Sei Ikeda, Alexander Plopski, and Christian Sandor.
BrightView: Increasing Perceived Brightness of Optical See-Through Head-Mounted Displays through Unnoticeable Incident Light Reduction
In Proceedings of the IEEE Conference on Virtual Reality and 3D User Interfaces, 1—8, 2018.
  Publisher  

SharpView screenshot

Trey Cook, Nate Phillips, Kristen Massey, Alexander Plopski, Christian Sandor, and Edward J. Swan II.
User Preference for SharpView-Enhanced Virtual Text during Non-Fixated Viewing
In Proceedings of the IEEE Conference on Virtual Reality and 3D User Interfaces, 1—7, 2018.
  Publisher  

Situated screenshot

Gary Ng, Joongi Shin, Alexander Plopski, Christian Sandor, and Daniel Saakes.
Situated Game Level Editing in Augmented Reality
In Proceedings of the ACM International Conference on Tangible, Embedded and Embodied Interaction, 409—418, 2018.
  Publisher  

MultiModal screenshot

Geert Lugtenberg, Wolfgang Hürst, Nina Rosa, Christian Sandor, Alexander Plopski, Takafumi Taketomi, and Hirokazu Kato.
Multimodal Augmented Reality — Augmenting Auditory-Tactile Feedback to Change the Perception of Thickness
In Proceedings of the International Conference on Multimedia Modelings, 369—380, 2018.
  Publisher  

Exercise screenshot

Oral Kaplan, Goshiro Yamamoto, Takafumi Taketomi, Yasuhide Yoshitake, Alexander Plopski, Christian Sandor, and Hirokazu Kato.
Promoting Short-Term Gains in Physical Exercise Through Digital Media Creation
In Proceedings of the International Conference on Advances in Computer Entertainment Technology, 272—277, 2017.
  Publisher  

GazeDepth screenshot

Youngho Lee, Choonsung Shin, Alexander Plopski, Yuta Itoh, Thammathip Piumsomboon, Arindam Dey, Gun Lee, Seungwon Kim, and Mark Billinghurst.
Estimating Gaze Depth Using Multi-Layer Perceptron
In Proceedings of the International Symposium on Ubiquitous Virtual Reality, 26—29, 2017.
  Publisher  

Localization screenshot

Tomohiro Mashita, Alexander Plopski, Akira Kudo, Tobias Höllerer, Kiyoshi Kiyokawa, and Haruo Takemura.
Simulation based Camera Localization under a Variable Lighting Environment
In Proceedings of the International Conference on Artificial Reality and Telexistence and Eurographics Symposium on Virtual Environments, 94—99, 2016.
  Publisher  

calibration screenshot

Alexander  Plopski, Jason Orlosky, Yuta Itoh, Christian Nitschke, Kiyoshi Kiyokawa, and Gudrun Klinker.
Automated Spatial Calibration of HMD Systems with Unconstrained Eye-cameras
In Proceedings of the IEEE International Symposium on Mixed and Augmented Reality, 69—76, 2016.
  Publisher  

Hybrid screenshot

Alexander Plopski, Christian Nitschke, Kiyoshi Kiyokawa, Dieter Schmalstieg, and Haruo Takemura.
Hybrid Eye Tracking: Combining Iris Contour and Corneal Imaging
In Proceedings of the International Conference on Artificial Reality and Telexistence and Eurographics Symposium on Virtual Environments, 183—190, 2015.
  Publisher  

calibration screenshot

Daniel Kurz, Peter Georg Meier, Alexander Plopski, and Gudrun Klinker.
Absolute Spatial Context-aware Visual Feature Descriptors for Outdoor Handheld Camera Localization — Overcoming Visual Repetitiveness in Urban Environments
In Proceedings of the International Conference on Computer Vision Theory and Applications, 56—67, 2014.
  Publisher  

Reflectance screenshot

Tomohiro Mashita, Hiroyuki Yasuhara, Alexander Plopski, Kiyoshi Kiyokawa, and Haruo Takemura.
Parallel Lighting and Reflectance Estimation based on Inverse Rendering
In Proceedings of the International Conference on Artificial Reality and Telexistence, 102—107, 2013.
  Publisher  

Book Chapters

Coordinate screenshot

Alexander Plopski, Naoto Ienaga, and Maki Sugimoto.
Tracking Systems: Calibration, Hardware, and Peripherals.
Springer Handbook of Augmented Reality, 211—238, 2023.
  Publisher