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Publications

Journal Articles | Journal Submissions | Conference Publications | Chapters in Books | Patents

Journal Articles

  1. B. Ma, R. E. Ellis. A point selection algorithm based on spatial stiffness analysis of rigid registration. Computer Aided Surgery, 10(4):1-15, 2005.
  2. P. Abolmaesumi, M.R. Sirouspour, "An Interacting Multiple Model Probabilistic Data Association Filter for Cavity Boundary Extraction from Ultrasound Images," IEEE Transactions on Medical Imaging, June 2004.
  3. G. S. Athwal, R. E. Ellis, C. F. Small, and D. R. Pichora. Computer-assisted distal radius osteotomy. The Journal of Hand Surgery, 28(6):951-958, 2003.
  4. B. Ma and R. E. Ellis. Robust registration for computer-integrated orthopedic surgery: Laboratory validation and clinical experience. Medical Image Analysis, 7(3):237-250, 2003.
  5. P. Abolmaesumi, S.E. Salcudean, W.H. Zhu, M.R. Sirouspour and S.P. DiMaio, "Image Guided Control of a Robot for Medical Ultrasound," IEEE Transactions on Robotics and Automation, 18(1):11-23, 2002.
  6. E. Chen, R. E. Ellis, J. T. Bryant, and J. F. Rudan. A computational model of postoperative knee kinematics. Medical Image Analysis, 5(4):317-330, 2002.
  7. D. Mayman, J. F. Rudan, J. Yach, and R. E. Ellis. The Kingston periacetabular osteotomy: A new computer-enhanced technique. Computer Aided Surgery, 7(3):179-186, 2002.
  8. C. Robertson, R. E. Ellis, T. Goetz, W. Gofton, P. V. Fenton, C. F. Small, and D. R. Pichora. The sensitivity of carpal bone indices to rotational malpositioning. The Journal of Hand Surgery, 27A(3):435-442, 2002.
  9. H. Croitoru, R. E. Ellis, C. F. Small, R. Prihar, and D. R. Pichora. Fixation-based surgery: A new technique for distal radius osteotomy. Journal of Computer Aided Surgery, 6:160-169, 2001.
  10. R. E. Ellis, C. Y. Tso, J. F. Rudan, and M. M. Harrison. A surgical planning and guidance system for high tibial osteotomy. Journal of Computer Aided Surgery, 4(5):264-274, 1999.
  11. S. Martelli, R. E. Ellis, M. Marcacci, and S. Zaffagnini. Total knee replacement kinematics: Computer simulation and intraoperative evaluation. Journal of Arthroplasty, 13(2):145-155, 1998.
  12. N. Sarkar, X. Yun, and R. E. Ellis. Live-constraint-based control for contact transitions. IEEE Transactions on Robotics and Automation, 14(5):743-754, 1998.
  13. R. E. Ellis, N. Sarkar, and M. A. Jenkins. Numerical methods for the force reflection of contact. ASME Transactions on Dynamic Systems, Modeling, and Control, 119(4):768-774, 1997.
  14. N. Sarkar, R. E. Ellis, and T. N. Moore. Backlash detection in geared mechanisms: Modelling, simulation and experimentation. Mechanical Systems and Signal Processing, 11(3):391-408, 1997.
  15. C. F. Small, R. E. Ellis, J. T. Bryant, I. L. Dwosh, D. R. Pichora, and B. Zee. Configuration-space analysis of the rheumatoid wrist. Human Movement Science, 16:309-322, 1997.
  16. R. E. Ellis, O. M. Ismaeil, and Lipsett, M. Design and evaluation of a high-performance haptic interface. Robotica, 14:321-327, 1996.
  17. R. E. Ellis, S. Toksvig-Larsen, M. Marcacci, D. Caramella, and M. Fadda. Use of a biocompatible fiducial marker in evaluating the accuracy of CT image registration. Investigative Radiology, 31(10):658-667, 1996.
  18. S. J. Lederman, S. R. Ganeshan, and R. E. Ellis. ôEffortful touch with minimum movementö revisited. Journal of Experimental Psychology: Human Perception and Performance, 22(4):851- 868, 1996.
  19. R. E. Ellis and S. L. Ricker. Two numerical issues in simulating constrained dynamics. IEEE Transactions on Systems, Man, and Cybernetics, 24(1):19-27, 1994.
  20. R. E. Ellis, S. R. Ganeshan, and S. J. Lederman. A tactile sensor based on thin-plate deformation. Robotica, 12:343-351, 1994.
  21. J. A. Moore, C. F. Small, J. T. Bryant, R. E. Ellis, and A. M. Hollister. A kinematic technique for describing wrist motion: Analysis of configuration-space plots. IMechE Journal of Engineering in Medicine, 207:211-218, 1993.
  22. R. E. Ellis. Planning tactile recognition paths in two and three dimensions. The International Journal of Robotics Research, 11(2):87-111, 1992.
  23. R. E. Ellis. Geometrical uncertainties in polyhedral object recognition. IEEE Transactions on Robotics and Automation, 7(3):361-371, 1991.

Journal Submissions

  1. B. Ma, W. Long, J. F. Rudan, and R. E. Ellis, "Three-Dimensional Analysis of Alignment Error in Using Femoral Intramedullary Guides in Unicompartmental Knee Replacement," accepted to the Journal of Arthroplasty.
    2. .
  2. W. Yao, P. Abolmaesumi, M. Greenspan, R.E. Ellis, "An Estimation/Correction Algorithm for Detecting Bone Edges in CT Images," accepted to IEEE Transactions on Medical Imaging.

Refereed Conference Publications

  1. B. Ma, R.E. Ellis. "Unified Point Selection and Surface-Based Registration Using a Particle Filter," Eighth International Conference on Medical Image Computing and Computer Assisted Intervention, Palm Springs, CA, 2005.
  2. A. Simpson, B. Ma, D. Borshneck, R.E. Ellis, "Computer-Assisted Deformity Correction Using the Ilizarov Method," Eighth International Conference on Medical Image Computing and Computer Assisted Intervention, Palm Springs, CA, 2005.
  3. B. Ma and R. E. Ellis, Spatial-Stiffness Analysis of Surface-Based Registration, Seventh International Conference on Medical Image Computing and Computer Assisted Intervention, Saint Malo, France, 2004.
  4. B. Ma and R. E. Ellis, Surface-Based Registration with a Particle Filter, Seventh International Conference on Medical Image Computing and Computer Assisted Intervention, Saint Malo, France, 2004.
  5. B. Ma and R. E. Ellis. A Spatial-Stiffness Analysis Of Fiducial Registration Accuracy. Medical Image Computing and Computer-Assisted Intervention - MICCAI 2003, Montreal, Quebec, Canada, November 15-18, 2003.
  6. T. S. Y. Tang, N. J. MacIntyre, H. S. Gill, R. A. Fellows, N. A. Hill, D. R. Wilson, and R. E. Ellis. Accuracy of a Fluoroscopy Technique for Assessing Patellar Tracking. Medical Image Computing and Computer-Assisted Intervention - MICCAI 2003, Montreal, Quebec, Canada, November 15-18, 2003.
  7. E. Chen, R. E. Ellis, J. T. Bryant, and J. F. Rudan. A computational model of postoperative knee kinematics. In Proceedings of the World Congress on Biomechanics, 2002. Winner of the CSB New Investigator Award (best student paper).
  8. O. O. Iyun, D. P. Borschneck, and R. E. Ellis. Computer-assisted correction of bone deformities using a 6-DOF parallel spatial mechanism. In T. Dohi and R. Kikinis, editors, Medical Image Computing and Computer-Assisted Intervention - MICCAI 2002, pages 232-240. Springer Lecture Notes in Computer Science #LNCS 2488, 2002.
  9. B. Ma, R. E. Ellis, and J. F. Rudan. Affine transformations and atlases: Assessing a new navigation tool for knee arthroplasty. In T. Dohi and R. Kikinis, editors, Medical Image Computing and Computer-Assisted Intervention - MICCAI 2002, pages 331-338. Springer Lecture Notes in Computer Science #LNCS 2488, 2002.
  10. R. E. Ellis, D. Kerr, J. F. Rudan, and L. Davidson. Minimally invasive excision of deep bone tumors. In Medical Image Computing and Computer-Assisted Intervention - MICCAI 2001, pages 1154-1156. Springer Lecture Notes in Computer Science, 2001.
  11. E. Chen, R. E. Ellis, and J. T. Bryant. A strain-energy model of passive knee kinematics for the study of surgical implantation strategies. In Medical Image Computing and Computer-Assisted Intervention - MICCAI 2000, pages 1086-1095. Springer Lecture Notes in Computer Science #1935, 2000.
  12. H. Croitoru, R. E. Ellis, C. F. Small, and D. R. Pichora. Fixation-based surgery: A new technique for distal radius osteotomy. In Medical Image Computing and Computer-Assisted Intervention - MICCAI 2000, pages 1126-1135. Springer Lecture Notes in Computer Science #1935, 2000.
  13. R. E. Ellis. From scans to sutures: Robotics methods for computer-enhanced surgery. In J. M. Hollerbach and D. E. Koditschek, editors, Robotics Research: The Ninth International Symposium, pages 203-210. Springer-Verlag, 2000.
  14. P. McAllister and R. E. Ellis. An eigenscrew analysis of mechanism compliance. In Proceedings of the IEEE International Conference on Robotics and Automation, pages 3308-3313, 2000.
  15. T. S. Y. Tang, R. E. Ellis, and G. Fichtinger. Fiducial registration from a single x-ray image: A new technique for fluoroscopic guidance and radiotherapy. In Medical Image Computing and Computer- Assisted Intervention - MICCAI 2000, pages 502-511. Springer Lecture Notes in Computer Science #1935, 2000.
  16. R. E. Ellis, J. F. Rudan, and M. M. Harrison. Computer-enhanced orthopaedic surgery: The high tibial osteotomy. In Proceedings of the ASME Bioengineering Conference, BED-Vol. 42, pages 17-18, 1999.
  17. B. Ma, R. E. Ellis, and D. J. Fleet. Spotlights: A robust method for surface-based registration in orthopedic surgery. In Medical Image Computing and Computer-Assisted Intervention - MICCAI'99, pages 936-944. Springer Lecture Notes in Computer Science #1496, 1999.
  18. C. Y. Tso, R. E. Ellis, J. F. Rudan, and M. M. Harrison. A surgical planning and guidance system for high tibial osteotomies. In Medical Image Computing and Computer-Assisted Intervention - MICCAI'98, pages 39-50. Springer Lecture Notes in Computer Science 1496, 1998.
  19. R. E. Ellis, D. Fleet, J. T. Bryant, J. F. Rudan, and P. V. Fenton. A method for evaluating CT-based surgical registration. In Proceedings of the International Conference on Medical Robotics and Computer-Assisted Surgery, pages 141-150, 1997.
  20. R. E. Ellis, P. Zion, and C. Y. Tso. Interactive visual and force rendering of human-knee dynamics. In Experimental Robotics V, pages 173-182. Springer Lecture Notes in Control and Information Sciences 232, 1997.
  21. N. Sarkar, X. Yun, and R. E. Ellis. Live-constraint-based control for contact transitions. In Proceedings of the IEEE International Symposium on Computational Intelligence in Robotics and Automation, pages 353-360, 1997.
  22. R. E. Ellis, N. Sarkar, and M. A. Jenkins. Numerical methods for the haptic presentation of contact: Theory, simulations, and experiments. In Proceedings of the ASME Dynamic Systems and Control Division, DSC-Vol. 58, pages 413-420, 1996.
  23. R. E. Ellis, S. Toksvig-Larsen, M. Marcacci, D. Caramella, and M. Fadda. A biocompatible fiducial marker for evaluating the accuracy of CT image registration. In Computer-Assisted Radiology (1996), Elsevier International Congress Series #1124, pages 693-698, 1996.
  24. S. Martelli, M. Marcacci, R. Ellis, and S. Zaffagnini. A model of the artificial knee for computer assisted functional planning in total knee replacement. In Advances in Bioengineering, ASME Proceedings BED-Vol. 33, pages 391-392, 1996.
  25. C. F. Small, R. E. Ellis, J. T. Bryant, I. L. Dwosh, D. R. Pichora, and B. Zee. Configuration-space analysis of the rheumatoid wrist. In Proceedings of the Fourth International Symposium on 3-D Analysis of Human Movement, 1996.
  26. R. E. Ellis, N. Sarkar, and T. N. Moore. Detection of backlash in robotic mechanisms. In Proceedings of the 8th International Congress on Condition Monitoring and Diagnostic Engineering Management, pages 527-534, 1995.
  27. R. E. Ellis and M. Qin. Finite-element and singular-value analysis of tactile sensors. In Proceedings of the IEEE International Conference on Robotics and Automation, pages 2529-2535, 1994.
  28. O. M. Ismaeil and R. E. Ellis. Grasping using the whole finger. In Proceedings of the IEEE International Conference on Robotics and Automation, pages 3111-3116, 1994.
  29. R. E. Ellis, O. M. Ismaeil, and M. Lipsett. Design and evaluation of a high-performance prototype planar haptic interface. In Advances in Robotics, Mechatronics, and Haptic Interfaces: ASME DSC-Vol. 49, pages 55-64, 1993.
  30. S. R. Ganeshan, R. E. Ellis, and S. J. Lederman. Teleoperated sensing by grasping: Robot sensors and human psychophysics. In Proceedings of the International Symposium on Experimental Robotics, pages 376-390, 1993.
  31. J. A. Moore, C. F. Small, J. T. Bryant, R. E. Ellis, A. Hollister, and D. Giurintano. A kinematic technique for describing wrist joint motion. In Proceedings of the International Symposium on Biomechanics and Joint Replacement in the Upper Limb, 1993.
  32. J. A. Moore, C. F. Small, J. T. Bryant, R. E. Ellis, and D. R. Pichora. Configuration-space analysis of wrist joint kinematics. In Proceedings of the Conference of the Canadian Medical and Biological Engineering Society, pages 272-273, 1993.
  33. S. L. Ricker and R. E. Ellis. Finite-element models of tactile sensors. In Proceedings of the IEEE International Conference on Robotics and Automation, pages 941-947, 1993.
  34. R. E. Ellis, O. M. Ismaeil, and I. H. Carmichael. Numerical stability of forward-dynamics algorithms. In Proceedings of the IEEE International Conference on Robotics and Automation, pages 305-311, 1992.
  35. R. E. Ellis and S. L. Ricker. Two numerical issues in simulating constrained dynamics. In Proceedings of the IEEE International Conference on Robotics and Automation, pages 312-318, 1992.
  36. O. M. Ismaeil and R. E. Ellis. Effects of non-tip external forces and impulses on robot dynamics. In Proceedings of the IEEE International Conference on Systems, Man, and Cybernetics, pages 479-485, 1992.
  37. T. D. Kelley, J. I. Glasgow, and R. E. Ellis. Extracting qualitative descriptions from quantitative models. In Second Annual Conference on AI, Simulation, and Planning, 1991.
  38. D. T. Pawluk and R. E. Ellis. Dynamics identification and control of a teleoperational system. In Proceedings of the IEEE International Conference on Robotics and Automation, pages 1901-1906, 1991.
  39. R. E. Ellis. Planning tactile recognition paths in three dimensions. In Proceedings of the ASME International Symposium on Robotics and Manufacturing, pages 105-112, 1990.
  40. R. E. Ellis. Uncertainty estimates for polyhedral object recognition. In Proceedings of the IEEE International Conference on Robotics and Automation, pages 348-353, 1989.
  41. R. E. Ellis. Acquiring tactile data for the recognition of planar objects. In Proceedings of the IEEE International Conference on Robotics and Automation, pages 1799-1805, 1987.
  42. R. E. Ellis. A multiple-scale measure of static tactile texture. In Proceedings of the IEEE International Conference on Robotics and Automation, pages 1280-1285, 1986.
  43. R. E. Ellis, E. M. Riseman, and A. R. Hanson. Tactile recognition by probing: Identifying a polygon on a plane. In Proceedings of the AAAI Conference, pages 632-637, 1986.
  44. R. E. Ellis. An approach to the integration of vision and touch for robot control. In Proceedings of the IFAC Symposium on Robot Control, pages 343-348, 1985.
  45. R. E. Ellis. Locating and acquiring an object in a robot workspace from multiple stereo images. In Proceedings of the SPIE Conference on Intelligent Robots and Computer Vision, pages 464-473, 1985.
  46. R. E. Ellis. Extraction of tactile features by passive and active sensing. In Proceedings of the SPIE Conference on Intelligent Robots and Computer Vision, pages 289-295, 1984.

Chapters in Books

  1. R. E. Ellis, J. F. Rudan, and M. M. Harrison. Computer assisted high tibial osteotomies. In A. M. DiGioia, B. Jaramaz, F. Picard, and Lutz-P. Nolte, editors, Hip and Knee Surgery: Navigation, Robotics, and Computer Assisted Surgical Tools. 2003. Submitted on November 1, 2001.
  2. R. E. Ellis. Uncertainty estimates for polyhedral object recognition. In H. Nasr, editor, Model-Based Vision: SPIE Milestone Series, pages 391-396. OE Press, Bellingham WA, 1993.

Patents

  1. R. E. Ellis. Deformable Transformations for Interventional Guidance. U.S. patent applied for on July 13, 2001.
  2. R. E. Ellis and T. Radcliffe. Method and Apparatus for Determining Measurements from Radiographs. Canadian patent applied for on January 24, 2001.
  3. R. E. Ellis and T. Radcliffe. Apparatuses and Methods for Surgical Navigation. U.S. patent applied for on June 14, 2001.
  4. R. E. Ellis, M. A. Jenkins, and N. Sarkar. Method for Improved Reproduction of Digital Signals. U.S. patent 6,075,475 issued on June 13, 2000.
  5. R. E. Ellis. Method and Apparatus for CT Image Registration. U.S. patent 5,636,255 issued on June 3, 1997.