Finite Element Methods for Real-Time Haptic Feedback of Soft-Tissue Models in Virtual Reality Simulators. - Andreas O. Frank; Ian Alexander Twombly; Timothy J. Barth; Jeffrey D. Smith (VR, 2001)

Using Registration, Calibration, and Robotics to Build a More Accurate Virtual Reality Simulation for Astronaut Training and Telemedicine. - Anil Menon; Bobby Barnes; Rose Mills; Cynthia Bruyns; Ian Alexander Twombly; Jeff Smith; Kevin Montgomery; Richard Boyle (WSCG, 2003)

A Review on Vision-Based Full DOF Hand Motion Estimation. - Ali Erol; George Bebis; Mircea Nicolescu; Richard D. Boyle; Xander Twombly (CVPR Workshops, 2005)

Rendering Optimizations Guided by Head-Pose Estimates and Their Uncertainty. - Javier E. Martínez; Ali Erol; George Bebis; Richard D. Boyle; Xander Twombly (ISVC, 2005)

Active Stabilization of Images Acquired on a Walking Robotic Platform. - Xander Twombly; Richard Boyle; Silvano Colombano (ISVC (2), 2006)

Vision-based hand pose estimation: A review. - Ali Erol; George Bebis; Mircea Nicolescu; Richard D. Boyle; Xander Twombly (Comput. Vis. Image Underst., 2007)

Integrating perceptual level of detail with head-pose estimation and its uncertainty. - Javier E. Martínez; Ali Erol; George Bebis; Richard Boyle; Xander Twombly (Mach. Vis. Appl., 2009)

Global hand pose estimation by multiple camera ellipse tracking. - Jorge Usabiaga; Ali Erol; George Bebis; Richard Boyle; Xander Twombly (Mach. Vis. Appl., 2009)