About the Authors -- Acknowledgments -- 1 Remote Collaboration on Physical Tasks -- 1.1 Introduction -- 1.2 Remote Collaboration in Perspective -- 1.3 Book Audience -- 2 Communication Models for Remote Guidance -- 2.1 Introduction -- 2.2 Overview of Communication Models -- 2.2.1 Linear Communication Models -- 2.2.2 Nonlinear Communication Models -- 2.2.3 Summary -- 2.3 Applying Communication Models -- 2.4 Communication Behaviors in AR Conferencing -- 2.5 A Communication Model for AR -- 2.6 Conclusions -- 3 Communication Cues in Augmented Remote Collaboration -- 3.1 Introduction -- 3.2 The Research Landscape -- Trends Over Time -- 3.3 Communication in Augmented Remote Collaboration -- 3.4 Challenges -- 3.5 Future Directions -- 3.6 Conclusion -- 4 Communication Cues for Remote Guidance -- 4.1 Introduction -- 4.2 Explicit Communication Cues -- 4.3 Implicit Communication Cues -- 4.4 Challenges and Future Directions -- 4.5 Conclusion -- 5 Communicating Eye Gaze Cues in Remote Collaboration on Physical Tasks -- 5.1 Introduction -- 5.2 The Changing Research Landscape -- Research Topic Trends and Teams over the Past Two Decades -- 5.3 Categorization of System Setup Based on the Screened Publications -- 5.4 Gaze Visualization -- 5.5 Functionality of Tracked Gaze in Remote Guidance on Physical Tasks -- 5.6 Challenges of Utilizing Eye Tracking in Remote Collaboration -- 5.7 Future Directions -- 5.8 Conclusion -- 6 Evaluating Augmented Reality Remote Guidance Systems -- 6.1 Introduction -- 6.2 Evaluation Methods for Collaborative AR -- 6.3 Case Studies From Example Systems -- 6.4 Guidelines -- 6.5 Directions for Research -- 6.6 Conclusion -- 7 Supporting Remote Hand Gestures over the Workspace Video -- 7.1 Introduction -- 7.2 RelatedWork -- 7.3 HandsOnVideo -- 7.4 User Testing -- 7.5 Discussion -- 7.6 Conclusion and Future work -- 8 Gesturing in the Air in Supporting Full Mobility -- 8.1 Introduction -- 8.2 Background -- 8.3 System Overview -- 8.4 Usability Study -- 8.5 Discussion -- 8.6 Concluding Remarks and Future Work -- 9 Sharing Hand Gesture and Sketch Cues with a Touch User Interface -- 9.1 Introduction -- 9.2 RelatedWork -- 9.3 Methods and Materials -- 9.4 Results -- 9.5 Discussion -- 9.6 Limitations -- 9.7 Conclusion -- 10 Augmenting Hand Gestures in 3D Mixed Reality -- 10.1 Introduction -- 10.2 RelatedWork -- 10.3 System Overview -- 10.4 Evaluation -- 10.5 A Comparison of User Ratings between HandsInAir and HandsIn3D -- 10.6 Conclusion and Future Work -- 11 Supporting Tailorability to Meet Individual Task Needs -- 11.1 Introduction -- 11.2 Component-Based Design of RemoteAssistKit -- 11.3 Identifying Tailorable Aspects of Remote Assistance -- 11.4 How Users Tailor Remote Assistance -- 11.5 The Importance of Nonverbal Guidance Depends on the Knowledge Relationship -- 11.6 Sharing of Machine Sounds Is Important for Remote Troubleshooting -- 11.7 High-Resolution Views Are Important for Remote Product Quality Optimization -- 11.8 The Manufacturing Context Poses a Challenge for Creating 3D Reconstructions with Depth Cameras -- 11.9 Multiple Cameras SupportWorkspace Awareness in Large Industrial Task Spaces -- 11.10 Concluding Remarks -- 12 Supporting Workspace Awareness with Augmented Reality-Based Multi-camera Visualization and Tracking -- 12.1 Introduction -- 12.2 Augmented Reality for Supporting Awareness During Multi-camera Remote Assistance -- 12.3 Future Research on Multi-camera Remote Assistance -- 12.4 Discussion of 2D vs. 3DWorkspace Information -- 12.5 Concluding Remarks -- 13 Industrial Applications, Current Challenges, and Future Directions -- 13.1 Introduction -- 13.2 Remote Guidance Systems -- 13.3 Technical, Ethical, and Research Challenges and Future Directions -- 13.4 Conclusion -- References -- Index.