Professor
Center for Analytics and Data Science, Computer Science and Software Engineering
Eric Bachmann, Ph.D.
Links
Biography
Dr. Eric Bachmann joined the Department of Computer Science and Software Engineering in the fall of 2001 as an Associate Professor. Significant service has included a terms as graduate director and department chair. He is a former naval officer and unrestricted naval aviator. He also leads trips as an outdoor instructor for the 兔子先生 University Outdoor Pursuit Center.
Education
- Ph.D., Computer Science, Naval Postgraduate School
- M.S., Computer Science, Naval Postgraduate School
- B.A., Mathematics, University of Cincinnati
Research Interests
Research in the areas of graphics, networked virtual environments, robotics, and optimal filter design to achieve real time measurement of human body segment motion for immersive networked virtual reality and augmented reality applications.
Courses Taught
- CSE 618 - Graphics for Simulation and Virtual Environments
- CSE 489/589 - Advanced Graphics and Game Engine Design
- CSE 389 - Game Design and Implementation
- CSE 386 - Foundations of Computer Graphics and Games
- CSE 283 - Data Communications and Networks
- CSE 271 - Object-Oriented Programming
- CSE 270 - Digital Modeling and Rendering
- CSE 174 - Fundamentals of Programming and Problem Solving
Publications
Peer-reviewed Journal Publications:
- L.J. Smart, A. Drew, T. Hadidon, M. Teaford, and E. Bachmann, “Simulation and Virtual Reality Using Nonlinear Kinematic Parameters as a Means of Predicting Motion Sickness in Real-Time in Virtual Environments” Human Factors. December 2021.
- E. R. Bachmann, E. Hodgson, C. Hoffbauer, and J. Messinger, “Multi-User Redirected Walking and Resetting Using Artificial Potential Fields,” IEEE transactions on visualization and computer graphics, Vol. 25 No. 5, 2019, pp 2022-203.
- E Hodgson, E. R. Bachmann, D. Vincent, M. Zmuda, D. Waller, and J. Calusdian, “WeaVR: A Self-Contained and Wearable Immersive Virtual Environment Simulation System,” Journal of Behavioral Research Methods, Instruments, and Computers, April 2014. (2015 Psychonomic Society Best Article Award)
- E. Hodgson, E. R. Bachmann, and T. Thrash, “Performance of Redirected Walking Algorithms in a Constrained Virtual World,” in press IEEE Transactions on Computer Visualization and Computer Graphics, Vol. 20, No. 4, 2014.
- M. A. Zmuda, J. L. Wonser, E. R. Bachmann, and E. Hodgson, “Optimizing Constrained-Environment Redirected Walking Instructions Using Search Techniques,” in press IEEE Transactions on Computer Visualization and Computer Graphics, Vol. 17, No. 11, 2013.
- E. Hodgson and E. R. Bachmann, "Comparing Four Approaches to Generalized Redirected Walking: Simulation and Live User Data," IEEE Transactions on Computer Visualization and Computer Graphics, Vol. 19, No. 4, 2013.
- X. Yun, J. Calusdian, and E. R. Bachmann, and R. McGhee, “Estimation of Human Foot Motion During Normal Walking Using Inertial and Magnetic Sensor Measurements,” IEEE Transactions on Instrumentation and Measurement, Vol. 61, No. 3, 2012, pp. 1-14.
- E. Hodgson, E. Bachmann, and D. Waller, “Redirected Walking to Explore Virtual Environments: Assessing the Potential for Spatial Interference,” ACM Transactions on Applied Perception, Vol. 8 Issue 4, November 2011.
- X. Yun, E. R. Bachmann, and R. B. McGhee, “A Simplified Quaternion-based Algorithm for Orientation Estimation from Earth Gravity and Magnetic Field Measurements,” IEEE Transactions on Instrumentation and Measurement, Vol. 57, No. 3, 2008.
- D. Waller, E. R. Bachmann, E Hodgson, and A. C. Beall, “The HIVE: A Huge Immersive Virtual Environment for research in spatial cognition,” Journal of Behavioral Research Methods, Instruments, and Computers. Vol. 39, No. 4, November 2007, pp. 835-843.
- E. R. Bachmann, X. Yun, A. Brumfield, Limitations of Attitude Estimation Algorithms for Inertial/Magnetic Sensor Modules, Vol. 14, No. 3, September 2007, pp. 76-87.
- X. Yun, and E. R. Bachmann, “Design, Implementation, and Experimental Results of a Quaternion-Based Kalman Filter for Human Body Motion Tracking,” IEEE Transactions on Robotics, Vol. 22, Issue 6, December 2006. 10.1109/TRO.2006.886270
- E. R. Bachmann, and X. Yun, “A Single Parameter Tunable Quaternion Based Attitude Estimation Filter,” Journal Navigation, Vol. 53, Issue 2, Fall 2006.
- D. Waller and E. R. Bachmann, “The Borderline of Science: On the Value of Factor Analysis for Understanding Presence,” Presence: Teleoperators and Virtual Environments, Vol. 15, Issue 2, April 2006.
- X. Yun, E. R. Bachmann, S. Arslan, K. Akyol, and R. B. McGhee, "An Inertial Navigation System for Small Autonomous Underwater Vehicles,” Advanced Robotics, VSP and Robotics Society of Japan, Vol. 15, No. 5, 2001, pp. 521-532.
- X. Yun, E. R. Bachmann, R. B. McGhee, R. H. Whalen, R. L. Roberts, R. G. Knapp, A. J. Healey, and M. J. Zyda, "Testing and Evaluation of an Integrated GPS/INS System for Small AUV Navigation," IEEE Journal of Oceanic Engineering, Vol. 24, No. 3, July 1999, pp. 396-404.
- J. Messinger, E. Hodgson, and E. R. Bachmann, Effects of Tracking Area Shape and Size on Artificial Potential Field Redirected Walking, 2019 IEEE Conference on Virtual Reality and 3D User Interfaces (VR), March 2019.
- E. R. Bachmann, M. A. Zmuda, J. Calusdian, X. Yun, E. Hodgson, and D. Waller, “Going Anywhere Anywhere: Creating a Low Cost Portable Immersive VE System,” 17th International Conference on Computer Games (CGAMES), Louisville, KY, 2012.
- E. R. Bachmann, J. Calusdian, E. Hodgson, and X. Yun,, “In-Situ Heading Drift Correction for Human Position Tracking Using Foot-Mounted Inertial/Magnetic Sensors,“ Proceedings of the IEEE International Conference on Robotics and Automation, ICRA 2012, St. Paul, Minnesota, USA, May 2012.
- X. Yun, J. Calusdian, and E. R. Bachmann, “Adaptive-Gain Complementary Filter of Inertial and Magnetic Data for Orientation Estimation,“ Proceedings of the IEEE International Conference on Robotics and Automation, ICRA 2011, Shanghai, China, May 2011.
- X. Yun, E. R. Bachmann, H. Moore, and J. Calusdian, “Self-contained Position Tracking of Human Movement Using Small Inertial/Magnetic Sensor Modules,” Proceedings of the IEEE International Conference on Robotics and Automation, ICRA 2007, Rome, Italy, April 2007.
- B. J. Snow, P. Maynard-Zhang, and E. R. Bachmann, “A WiFi Based Personal Place Awareness System using Bayesian Learning,” Proceedings of the Midwest Artificial Intelligence and Cognitive Science Conference (MAICS-05), Dayton, Ohio, April 2005.
- X. Yun, C. Aparicio, E. R. Bachmann, R. B. McGhee, “Implementation and Experimental Results of a Quaternion-Based Kalman Filter for Human Body Motion Tracking,” Proceedings of the IEEE International Conference on Robotics and Automation, ICRA 2005, Barcelona, Spain, April 2005.
- X. Yun, E. R. Bachmann, A. Kavousanos-Kavousanakis, F. Yildiz, McGhee, R. B., “Design and Implementation of the MARG Human Body Motion Tracking System,” Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 04), Sendai, Japan, September - October 2004.
- E. R. Bachmann, X. Yun, and C. W. Peterson, "An Investigation of the Effects of Magnetic Variations on Inertial/Magnetic Orientation Sensors,” Proceedings of the IEEE International Conference on Robotics and Automation, ICRA 2004, New Orleans, Louisiana, April - May 2004.
- X. Yun, M. Lizarraga, E. R. Bachmann, and R. B. McGhee, "An Improved Quaternion-Based Kalman Filter for Real-Time Tracking of Rigid Body Orientation,” Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 03), Las Vegas, Nevada, October 2003.
- E. R. Bachmann, X. Yun, and R. B. McGhee, "Sourceless Tracking of Human Posture Using Small Inertial/Magnetic Sensors,” Proceedings of the IEEE International Symposium on Computational Intelligence in Robotics & Automation (CIRA 03), Kobe, Japan, July 2003.
- E. R. Bachmann, , X. Yun, D. McKinney, R. B. McGhee and M. J. Zyda, "Design and Implementation of MARG Sensors for 3-DOF Orientation Measurement of Rigid Bodies,” Proceedings of the IEEE International Conference on Robotics and Automation, ICRA 2003, Taipei, Taiwan, September 2003.
- E. R. Bachmann, R. B. McGhee, X. Yun and M. J. Zyda, "Inertial and Magnetic Posture Tracking for Inserting Humans into Networked Virtual Environments,” ACM Symposium on Virtual Reality Software and Technology, VRST 01, Banff, Alberta, Canada, November 2001, pp. 9 – 16.
- J. L. Marins, X. Yun, E. R. Bachmann, R. B. McGhee, and M. J. Zyda, "An Extended Kalman Filter for Quaternion-Based Orientation Estimation Using MARG Sensors," Proceedings of the 2001 IEEE/RSJ International Conference on Intelligent Robots and Systems(IROS 01), Maui, Hawaii, USA, Oct. 29 - Nov. 03, 2001, pp.2003-2011. 10.1109/IROS.2001.976367
- X. Yun, E. R. Bachmann, and S. Arslan, "An Inertial Navigation System for Small Autonomous Underwater Vehicles," Proceedings of 2000 IEEE International Conference on Robotics and Automation (ICRA 00), Vol. 24, April 2000, San Francisco, CA, pp. 1781 -1786.
- E. R. Bachmann, I. Duman, U. Usta, R. B. McGhee, X. Yun, and M. J. Zyda, "Orientation tracking for Humans and Robots Using Inertial Sensors," Proceeding of the IEEE International Symposium on Computational Intelligence in Robotics & Automation (CIRA 99), Monterey, CA, November 8-9 1999, pp.187-194.
- X. Yun, G. C. Hernandez, E. R. Bachmann, R. B. McGhee, and A. J. Healey, "An Integrated GPS/INS Navigation System for Small AUVs Using an Asynchronous Kalman Filter," Proceedings of the 1998 Workshop on Autonomous Underwater Vehicles, August 20-21, 1998, Cambridge, MA, pp. 43-49.
- X. Yun, E. R. Bachmann, R. B. McGhee, R. H. Whalen, R. L. Roberts, R. G. Knapp, A. J. Healey, and M. J. Zyda, "Testing and Evaluation of an Integrated GPS/INS System for Small AUV Navigation (SANS)," Proceedings of the 10th International Symposium on Unmanned Untethered Submersible Technology (UUST), Durham, NH, September 1997, pp. 101-108.
- E. R. Bachmann, R. B. McGhee, R. H. Whalen, R. Steven, R. G. Walker, J. R. Clynch, A. J. Healey, and X. Yun, "Evaluation of an Integrated GPS/INS System for Shallow-Water AUV Navigation (SANS)," Proceedings of the 1996 IEEE Symposium on Autonomous Underwater Vehicle Technology, (AUV ’96), Monterey, CA, June 3-6, 1996, pp. 268-275.
- R. B. McGhee, J. R. Clynch, A. J. Healey, S. H. Kwak, D. P. Brutzman, X. Yun, N. A. Norton, R. H. Whalen, E. R. Bachmann, D. L. Gay, and W. R. Schubert, "An Experimental Study of an Integrated GPS/INS System for Shallow-Water AUV Navigation (SANS)," Proceedings of the 9th International Symposium on Unmanned Untethered Submersible Technology (UUST), Durham, NH, September 25-27, 1995, pp.153 - 167.
Additional Academic Information
Total Reimbursable Research Funding: $ 3,595,015
Individual Grants:
- “Realistic Simulation of Slope and Vertical Navigation in Low Cost, Portable, Wearable Immersive Environment Systems for Education and Training,” NSF, Cyber-Human Systems (CHS) Program, Three Year Grant, $364,116, FY 2014 - 2017, Principal Investigators: Eric Bachmann and Eric Hodgson.
- “HCC: Medium: Collaborative Research: Low Cost, Portable, Multi-user, Immersive Virtual Environment Systems for Education and Training in Worlds of Unlimited Size,” National Science Foundation’ NSF, IIS- Human-Centered Computing, Four Year Grant 1.2 million ($659,999, 兔子先生 University; $540,000, Naval Postgraduate School), FY 2010, Principle Investigators: Eric Bachmann and Xiaoping Yun.
- “Enabling Large-Scale Multi-User Immersive Virtual Reality Simulations,” Army Research Office (ARO) Defense University Research Instrumentation Program (DURIP) Equipment Grant, $150,000, FY 2010, Principle Investigators: Eric Bachmann and David Waller.
- “Enabling Large-Scale Multi-User Immersive Virtual Reality Simulations,” National Science Foundation’ NSF, CCF- Computing Infrastructure, $312,672, FY 2010, Principle Investigators: Eric Bachmann and David Waller.
- “Initial Development of 兔子先生’s 兔子先生 Center for Virtual Environment Research and Scholarship,” Armstrong Interactive Media Studies (AIMs), One-year grant for $50,000, Principle Investigators: Eric Bachmann & David Waller.
- “Portable Virtual Environment for Training in Transit,” Navy Modeling and Simulation Office, One-year grant for $70,000, FY 2009, Principal Investigators: Eric Bachmann, & Xiaoping Yun.
- “Realistic Simulation of Environments of Unlimited Size in Immersive Virtual Environments,” Army Research Office (ARO), Three-year grant for $300,000, August 1, 2008 - January 31, 2011, Principal Investigators: Eric Bachmann and David Waller.
- “Sourceless Position Tracking Using Small Inertial/Magnetic Sensors,” Navy Modeling and Simulation Office, One-year grant for $90,000, FY 2007, Principle Investigators: Eric Bachmann, & Xiaoping Yun.
- ”Very Large Immersive Virtual Environment for Multiple Users Based on Wireless Full Body Posture and Position Tracking,” Defense University Research Instrumentation Program (DURIP) Equipment Grant, $196,056, May 2005 – April 2006, Principal Investigator: Eric Bachmann, Co-Investigator: David Waller.
- ”Implementation of a Very Large Immersive Virtual Environment (VLIVE),” Shoup Award, $8,136, Summer 2005 - Spring 2006, Principal Investigator: Eric Bachmann, Co-Investigator: David Waller (兔子先生 University Dept. of Psychology).
- “Inertial Motion Tracking for Inserting Humans into a Networked Synthetic Environment,” Army Research Office (ARO), Two-year grant for $49,528, September 1, 2004 - August 31, 2005, Principle Investigator: Eric Bachmann.
- “The Role of a Simulated Body in Increasing Presence and Task Performance within Virtual Environments,” One-year grant for $10,186, P&G Fellows in Interactive Media, Spring 04 – Fall 04, Principle Investigator: Eric Bachmann. Co-Investigators: Dr. Yvonne Lippa & Dr. David Waller.
- “Immersive Technologies,” Navy Modeling and Simulation Office, One-year grant for $55,000, FY 2004, Principle Investigators: Eric Bachmann & Xiaoping Yun.
- “Hybrid Inertial Motion Tracking for Inserting Humans into Networked Synthetic Environments,” Navy Modeling and Simulation Office, One-year grant for $60,000, FY 2003, Principle Investigators: Eric Bachmann & Xiaoping Yun.
- “Inertial Motion Tracking for Inserting Humans into a Networked Synthetic Environment,” Army Research Office (ARO), Three-year grant for $358,996, September 1, 2002 - August 31, 2005, Principle Investigators: Eric Bachmann, Xiaoping Yun, & Michael Zyda.
- “Hybrid Inertial Motion Tracking for Inserting Humans into Networked Synthetic Environments,” Navy Modeling and Simulation Office, One-year grant for $72,250, FY 2001, Principle Investigators: Eric Bachmann & Xiaoping Yun.
- “Inertial and Magnetic Posture Tracking for Inserting Humans into Networked Virtual Environments (Student Support),” One-year grant for $9,695, P&G Fellows in Interactive Media, Fall 2001 – Spring 2002, Principle Investigator: Eric Bachmann.
- “Hybrid Inertial Motion Tracking for Inserting Humans into Networked Synthetic Environments,” Navy Modeling and Simulation Office, One-year grant for $70,000, FY 2000, Principle Investigators: Eric Bachmann & Xiaoping Yun.
- “Inertial Motion Tracking for Inserting Humans into a Networked Synthetic Environment,” Army Research Office (ARO), Two-year grant for $141,885, January 1, 1998 - December 31, 1999, Principle Investigators: Michael Zyda & Robert McGhee.
- “Inertial Motion Tracking for Inserting Humans into a Networked Synthetic Environment,” Army Research Office (ARO), Two-year grant for $176,496, January 1, 2000 - December 31, 2001, Principle Investigators: Michael Zyda & Xiaoping Yun.