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A Robust Head Tracking System Based on Monocular Vision and Planar Templates

Fernando Caballero, Iván Maza, Roberto Molina, David Esteban, Aníbal Ollero
2009 Sensors  
This paper details the implementation of a head tracking system suitable for its use in teleoperation stations or control centers, taking into account the limitations and constraints usually associated  ...  The paper discusses and justifies the selection of the different methods and sensors to build the head tracking system, detailing also the processing steps of the system in operation.  ...  A "virtual" head-mounted display has been implemented to test and validate the proper operation of the head tracking system.  ... 
doi:10.3390/s91108924 pmid:22291546 pmcid:PMC3260623 fatcat:o5tjv3gkarcslbdtreiifbxaju

An eye tracking based virtual reality system for use inside magnetic resonance imaging systems

Kun Qian, Tomoki Arichi, Anthony Price, Sofia Dall'Orso, Jonathan Eden, Yohan Noh, Kawal Rhode, Etienne Burdet, Mark Neil, A. David Edwards, Joseph V. Hajnal
2021 Scientific Reports  
Most current VR systems rely on head mounted displays combined with head motion tracking to achieve and maintain a visceral sense of a tangible virtual world, but this technology and approach encourages  ...  The proposed VR system uses gaze tracking to control and interact with a virtual world.  ...  To achieve a visceral feeling of being in a virtual world, it is common to achieve dynamic control of the user's viewpoint using head mounted displays (HMD) and motion tracking combined with free, and  ... 
doi:10.1038/s41598-021-95634-y pmid:34381099 pmcid:PMC8357830 fatcat:dg2amakfqrdyhfiyi5o5r6z7ui

Facial performance sensing head-mounted display

Hao Li, Laura Trutoiu, Kyle Olszewski, Lingyu Wei, Tristan Trutna, Pei-Lun Hsieh, Aaron Nicholls, Chongyang Ma
2015 ACM Transactions on Graphics  
facial expressions of a user have to be captured while wearing a virtual reality head-mounted display.  ...  These strain signals are combined with a head-mounted RGB-D camera to enhance the tracking in the mouth region and to account for inaccurate HMD placement.  ...  This project was supported in part by Oculus & Facebook, USC's Integrated Media Systems Center, Adobe Systems, Pelican Imaging, and the Google Research Faculty Award.  ... 
doi:10.1145/2766939 fatcat:7j6h6lkvsbhjbdg3novpojd5pu

Eye Gaze Correction with Stereovision for Video-Teleconferencing [chapter]

Ruigang Yang, Zhengyou Zhang
2002 Lecture Notes in Computer Science  
matching, allow us to extract 3D information of objects other than the face and to determine the head pose in a much more reliable way than if only one camera is used.  ...  Our current system is able to generate an eye-gaze corrected video stream at about 5 frames per second on a commodity PC.  ...  [18] proposed to create a virtual center view given two cameras mounted on either side of the display screen. Stereoscopic analysis of the two camera views provides a depth map of the scene.  ... 
doi:10.1007/3-540-47967-8_32 fatcat:46u6pm2kzrazvk4jafdxe467la

Eye Gaze Correction with Stereovision for Video-Teleconferencing

Ruigang Yang, Zhengyou Zhang
2004 IEEE Transactions on Pattern Analysis and Machine Intelligence  
matching, allow us to extract 3D information of objects other than the face and to determine the head pose in a much more reliable way than if only one camera is used.  ...  Our current system is able to generate an eye-gaze corrected video stream at about 5 frames per second on a commodity PC.  ...  [18] proposed to create a virtual center view given two cameras mounted on either side of the display screen. Stereoscopic analysis of the two camera views provides a depth map of the scene.  ... 
doi:10.1109/tpami.2004.27 pmid:18579955 fatcat:ii3ux6t7lzashhi63xunrpvkny

Robot vision for the visually impaired

Vivek Pradeep, Gerard Medioni, James Weiland
2010 2010 IEEE Computer Society Conference on Computer Vision and Pattern Recognition - Workshops  
We present a head-mounted, stereo-vision based navigational assistance device for the visually impaired.  ...  We report experimental results of our system (running at 10 Hz) and conduct mobility tests with blindfolded subjects to demonstrate the usefulness of our approach over conventional navigational aids like  ...  A head-mounted setup, on the other hand, enables a subject to stand and scan, thereby allowing the system to gather more information about the scene to plan the safest and most efficient route.  ... 
doi:10.1109/cvprw.2010.5543579 dblp:conf/cvpr/PradeepMW10 fatcat:4ytdbvwyqjaynhsot7nevlkmee

iShadow

Addison Mayberry, Pan Hu, Benjamin Marlin, Christopher Salthouse, Deepak Ganesan
2014 Proceedings of the 12th annual international conference on Mobile systems, applications, and services - MobiSys '14  
radio to communicate with a mobile phone.  ...  While eye tracking is commonly used in clinical trials and user studies, it has not bridged the gap to everyday consumer use.  ...  We would also like to thank Jeremy Gummeson, for much needed help with the hardware prototype, and Geoffrey Barrows of Centeye, Inc., for a great deal of crucial support and advice for the Stonyman cameras  ... 
doi:10.1145/2594368.2594388 pmid:26539565 pmcid:PMC4629875 dblp:conf/mobisys/MayberryHMSG14 fatcat:pfh2r5kt55b4rgwtnwxelq2g7q

Augmented Reality Applied to Ultrasound-Guided Breast Cyst Aspiration

Etta D. Pisano, Henry Fuchs, Andrei State, Mark A. Livingston, Gentaro Hirota, William F. Garrett, Mary C. Whitton
1998 Breast Disease  
The physician wears a head-mounted display HMD with a camera looking at the breast; the left hand controls the ultrasound transducer while the right hand operates the biopsy needle.  ...  In addition, the spatial resolution of the ultrasound video provided through the head-mounted display i s not as ne as would be expected by most radiologists using the images as a means of keeping track  ... 
doi:10.3233/bd-1998-103-421 fatcat:wfskrsq3c5ac3bdvyouemxtaca

Presence Through Fullbodied Interactions Overview of research activities at the Immersive Interaction Group

Ronan Boulic
2011 Journal of Interactive Systems  
The Immersive Interaction Group aims at ensuring active presence through the transparent performance of complex full-body actions in potentially complex environments  ...  We wish to thank Mireille Clavien for the design of the virtual Environments and Virtual Humans, and Daniel Thalmann for continuing his scientific involvement in the CYBEREMOTIONS project.  ...  Past research on collision avoidance has been partly supported by the University of Alcala (Spain) under grant PI2005/083.  ... 
doi:10.5753/jis.2011.570 fatcat:uh3edfv7rbglhh5i3ct2w7nzfi

Combining environmental cues & head gestures to interact with wearable devices

M. Hanheide, C. Bauckhage, G. Sagerer
2005 Proceedings of the 7th international conference on Multimodal interfaces - ICMI '05  
This paper presents the prototype of a wearable, head-mounted device for advanced human-machine interaction that integrates speech recognition and computer vision with head gesture analysis based on inertial  ...  Fusing head gestures with results from visual analysis of the environment provides rich vocabularies for human-machine communication because it renders the environment into an interface: if objects or  ...  system activities; moving a finger up and down in front of the cameras allows selecting activities from a menu displayed on the right hand side of the field of view. librium.  ... 
doi:10.1145/1088463.1088471 dblp:conf/icmi/HanheideBS05 fatcat:ds763ddeejdb3bvablmpurc3re

WYSIWYF Display: A Visual/Haptic Interface to Virtual Environment

Yasuyoshi Yokokohji, Ralph L. Hollis, Takeo Kanade
1999 Presence - Teleoperators and Virtual Environments  
To build a VR training system for visuomotor skills, an image displayed by a visual interface should be correctly registered to a haptic interface so that the visual sensation and the haptic sensation  ...  Although this prototype has some remaining technical problems to be solved, it serves well to show the validity of the proposed approach.  ...  Usually a haptic interface is implemented with a visual display interface such as a head-mounted display (HMD) or a stereoscopic screen, and the total system is configured as a visual/haptic interface.  ... 
doi:10.1162/105474699566314 fatcat:hwmyt4jlmjetfbfgyu4qqknhae

Combining Audio and Video in Perceptive Spaces [chapter]

Christopher R. Wren, Sumit Basu, Flavia Sparacino, Alex P. Pentland
2000 Managing Interactions in Smart Environments  
In this paper we describe an approach to unencumbered, natural interfaces called Perceptive Spaces with a particular focus on efforts to include true multi-modal interface: interfaces that attend to both  ...  the speech and gesture of the user.  ...  A large projection screen (7'x10') allows the user to see the virtual environment, and a downward pointing wide-angle video camera mounted on top of the projection screen allows the system to track the  ... 
doi:10.1007/978-1-4471-0743-9_5 fatcat:ox6fkdvfw5g63c4f3bcfdki65u

Towards Collaborative and Intelligent Learning Environments Based on Eye Tracking Data and Learning Analytics: A Survey

Yuehua Wang, Shulan Lu, Derek Harter
2021 IEEE Access  
The system can be comprised of many multimodal sensory elements including eye tracking devices (e.g., wearable eye tracker), desktops/laptops, microphones, tablets and digital pens, world cameras, a control  ...  A certain amount of random noise can be introduced to hide subjects without affecting the utility of the eye-tracking data and degrading system performance. VI.  ... 
doi:10.1109/access.2021.3117780 fatcat:lz6ngjaarrholjiscknw6ch63i

Rotation and direction judgment from visual images head-slaved in two and three degrees-of-freedom

B.D. Adelstein, S.R. Ellis
2000 IEEE transactions on systems, man and cybernetics. Part A. Systems and humans  
Subjects viewed the scene via head-slaved camera images in a head-mounted display.  ...  Abstract-The contribution to spatial awareness of adding a roll degree-of-freedom (DOF) to telepresence camera platform yaw and pitch was examined in an experiment where subjects judged direction and rotation  ...  ACKNOWLEDGMENT The authors would like to thank E. R. Johnston for the camera platform control software used in this experiment.  ... 
doi:10.1109/3468.833097 fatcat:qqwodxyxfnhhzkjon7iow6qg2y

AR-mentor: Augmented reality based mentoring system

Zhiwei Zhu, Vlad Branzoi, Michael Wolverton, Glen Murray, Nicholas Vitovitch, Louise Yarnall, Girish Acharya, Supun Samarasekera, Rakesh Kumar
2014 2014 IEEE International Symposium on Mixed and Augmented Reality (ISMAR)  
The system combines a wearable Optical-See-Through (OST) display device with high precision 6-Degree-Of-Freedom (DOF) pose tracking and a virtual personal assistant (VPA) with natural language, verbal  ...  AR-Mentor is a wearable real time Augmented Reality (AR) mentoring system that is configured to assist in maintenance and repair tasks of complex machinery, such as vehicles, appliances, and industrial  ...  The views, opinions, or findings contained in this report are those of the authors and should not be construed as an official Department of the U.S.  ... 
doi:10.1109/ismar.2014.6948404 dblp:conf/ismar/ZhuBWMVYAS014 fatcat:fcef7yjhtrdjxmdmixmiefyg5a
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