Publications

Submitted:

 Palazzolo, J.J, Ferraro, M., Krebs, H.I., Lynch, D., Volpe, B.T., Hogan, N. Stochastic Estimation of Arm Mechanical Impedance During Robotic Stroke Rehabilitation. IEEE Transactions on Neural Systems and Rehabilitation Engineering (submitted)

MacClellan, L.R., Bradham, D.D., Whitall, J., Wilson, P.D., Ohlhoff, J., Meister, C., Hogan, N., Krebs, H.I., Bever, C.T. Robotic Upper Extremity Neuro-Rehabilitation in Chronic Stroke Patients,” VA Journal of Rehabilitation Research and Development (submitted).

Goyal, K., Rogers, J., Perepezko, E., Krebs, H.I., Hogan, N., Daly, J., Dohring, M., Nethery, J., Ruff, R., Response To Upper Limb Robotics and Functional Neuromuscular Stimulation Following Stroke. VA Journal of Rehabilitation Research and Development (submitted).

Carignan, C.R., Krebs, H. I. Telerehabilitation Robotics: Bright Lights, Big Future? VA Journal of Rehabilitation Research and Development (submitted).

Hogan, N., Krebs, H.I., Rohrer, B., Palazzolo, J.J., Dipietro, L., Fasoli, S.E., Stein, J., Frontera, W.R., Volpe, B.T., Motions or Muscles? Some Behavioral Factors Underlying Robotic Assistance of Motor Recovery. VA Journal of Rehabilitation Research and Development (submitted).

Accepted/In Press:

Levy-Tzedek, S., Arle, J.E., Apetauerova, D., Shils, J.L., Gould, C., Krebs, H.I. (2006) Clinical score improves while motor performance deteriorates in a parkinsonian patient with deep-brain stimulation. 2006 ACRM-ASNR Joint Conference (accepted).

Apetauerova, D., Levy-Tzedek, S., Gould, C., Arle, J.E., Shils, J.L., Penney, D., Krebs, H.I. (2006) Impaired visual perception in a patient with idiopathic Parkinson's disease with otherwise intact cognitive function. 2006 ACRM-ASNR Joint Conference (accepted).

Dipietro, L., Ferraro, M., Palazzolo, J.J, Krebs, H.I., Volpe, B.T., Hogan, N. Customized interactive robotic treatment for stroke: EMG-triggered therapy. IEEE Transactions on Neural Systems and Rehabilitation Engineering (accepted)

Finley, M.A., Fasoli, S.E., Dipietro, L., Ohlhoff, J., MacClellan, L., Meister, C., Whitall, J., Macko, R., Bever, C.T., Krebs, H.I., Hogan, N., Short Duration Upper Extremity Robotic Therapy in Stroke Patients with Severe Upper Extremity Motor Impairment VA Journal of Rehabilitation Research and Development (in press).

Fasoli, S. E , Krebs, H. I., Hughes, R., Stein, J. and Hogan, N. (2005) Functionally-Based Rehabilitation: Benefit or Buzzword? Proceedings ICORR 2005 (in press).

Krebs, H. I., Volpe, B. T., Lynch, D., and Hogan, N. (2005) Stroke Rehabilitation: An Argument in Favor of a Robotic Gym. Proceedings ICORR 2005 (in press).

Charles, S. K., Krebs, H. I., Volpe, B. T., Lynch, D., and Hogan, N. (2005) Wrist Rehabilitation Following Stroke: Initial Clinical Results. Proceedings ICORR 2005 (in press).

Krebs, H.I.; Hogan, N.; Durfee, W.; Herr, H. (2005) Rehabilitation Robotics, Orthotics, and Prosthetics; Chapter 48 in M.E. Selzer, S. Clarke, L.G. Cohen, P.W. Duncan, F.H. Gage (eds.) Textbook of Neural Repair and Rehabilitation. Cambridge University Press 2005 (in press).

Krebs, H. I., Hogan, N. Robotics in Rehabilitation, IEEE Encyclopedia of Biomedical Engineering (accepted for publication).

2005

Dipietro, L., Hogan, N., Krebs, H.I., Volpe, B. (2005) Submovements underlie voluntary human arm movements: evidence from EMG. Society for Neuroscience, Annual Meeting.

Hogan, N., Krebs, H.I., Rohrer, B., Fasoli, S., Stein, J., Volpe, B.T. (2005) Technology for Recovery after Stroke. Ch. 23, pp.604-622 in J.Bogousslavsky, M.P. Barnes, B. Dobkin (eds.), Recovery after Stroke, Cambridge University Press.

2004

Krebs, H.I., Volpe, B.T., Lennihan, L., Fasoli, S., Lynch, D., Dominick, L., Hogan, N. Notes on Rehabilitation Robotics and Stroke. In. F. Lofaso, A. Roby-Brami, J.F. Ravaud (Eds.); Technological Innovations and Handicap, Frison Roche 2004

Volpe, B.T., M. Ferraro, D. Lynch, P. Christos, J. Krol, C. Trudell, H.I. Krebs and N. Hogan (2004) Robotics and Other Devices in the Treatment of Patients Recovering from Stroke. Current Atherosclerosis Reports, 6:314–319

Fasoli, S. E., Krebs, H. I., Stein, J., Frontera, W. R., Hughes, R. & Hogan, N. (2004) Robotic Therapy for Chronic Motor Impairments after Stroke: Follow-Up Results. Archives of Physical Medicine & Rehabilitation 85:1106-1111

Rohrer, B., Fasoli. F., Krebs, H.I., Volpe, B.T., Frontera, W.R., Stein, J., Hogan, N. (2004) Submovements Grow Larger, Fewer, and More Blended During Stroke Recovery. Motor Control, 2004, 8, 472-483

Krebs, H.I.; Celestino, J.; Williams, D.; Ferraro, M.; Volpe, B.T.; Hogan, N. (2004) A Wrist Extension to MIT-MANUS In Z. Zenn Bien and Dimitar Stefanov (Eds.) Advances in Human-Friendly Robotic Technologies for Movement Assistance / Movement Restoration for People with Disabilities Springer-Verlag series Lecture Notes in Control and Information Sciences, Vol 306.

Fasoli, S.E., Krebs, H.I., Ferraro, M., Hogan, N., Volpe, B.T. (2004) Does shorter rehabilitation limit potential recovery post-stroke? Neurorehabilitation and Neural Repair, 18:2:88-94.

Buerger, S.P., Palazzolo, J.J., Krebs, H.I. & Hogan, N. (2004) “Rehabilitation Robotics: Adapting Robot Behavior to Suit Patient Needs and Abilities.” Proc. American Control Conference, pp.3239-3244.

Hogan, N. & Krebs. H.I. (2004) Interactive Robots for Neuro-Rehabilitation. In T. Platz (ed.) Motor System Plasticity, Recovery, and Rehabilitation Restorative Neurology and Neuroscience 20:1-10 RNN277, IOS Press

Wheeler, J.W., Krebs, H.I., Hogan, N., “An Ankle Robot for a Modular Gait Rehabilitation System,” IROS 2004, Japan, Sept. 2004.

Stein, J., Krebs, H.I., Frontera, W.R., Fasoli, S.E., Hughes, R., Hogan, N., Comparison of Two Techniques of Robot-Aided Upper Limb Exercise Training After Stroke. American Journal Physical Medicine Rehabilitation, 83:9:720-728 (2004).

Hogan, N. (2004) Muscle-like mechanical impedance aids interactive robotics. Proceedings 2nd Conference on Artificial Muscles--Biomimetic Systems Engineering, May 2004, Osaka, Japan.

Hogan, N. and Buerger, Stephen P. (2004) Impedance and Interaction Control. Chapter 19 in: Robotics and Automation Handbook, T.R.Kurfess, (ed.) CRC Press.

Bowers, T., Anquetil, P., Hunter, I. & Hogan, N. (2004) Analysis and Modeling of Electromechanical Coupling in an Electroactive Polymer-Based Actuator. Materials Research Society Symposium Proceedings, 785:127-132

Leah R. MacClellan, Douglas D. Bradham, Jill Whitall, Jill Ohlhoff, Christine Meister, Hermano I. Krebs, Neville Hogan, Bruce Volpe, and Christopher T. Bever. (2004) Robotic Upper Extremity Neuro-Rehabilitation in Chronic Stroke Patients. AAPM&R (abstract)

Krebs, H.I., Ferraro, M., Buerger, S.P., Newbery, M.J., Makiyama, A., Sandmann, M., Lynch, D., Volpe, B.T., Hogan, N. (2004) Rehabilitation Robotics: Pilot Trial of a Spatial Extension for MIT-Manus. Journal of NeuroEngineering and Rehabilitation, 1:5 Biomedcentral

2003

Celestino, J., Krebs, H.I., Hogan, N. (2003) A Robot for Wrist Rehabilitation: Characterization and Initial Results. International Journal of Human-Friendly Welfare Robotic Systems.

Flash, T. Hogan, N. Richardson, M.J.E. (2003) Optimization Principles in Motor Control. pp. 827-831 in Arbib, M. A. (ed.) The Handbook of Brain Theory and Neural Networks, 2nd. Edition, MIT Press, Cambridge, Massachusetts

Krebs, H.I.; Volpe, B.T.; Aisen, M.L.; Hening, W.; Adamovich, S.; Poizner, H.; Subrahmanyan, K; Hogan, N. (2003) Robotic Applications in Neuromotor Rehabilitation, Robotica 21:3-11, Special Issue on Robotic Assistance in Neuro-Motor Therapy.

Volpe BT, Krebs HI, Hogan N. (2003) Robot aided sensorimotor training in stroke rehabilitation. In, HJM Barnett, J Bogousslavsky, H Meldrum (eds) Ischemic Stroke, Advances in Neurology, 92:429-34, Lippincott, Williams & Wilkins, Philadelphia, PA.

Celestino, J., Krebs, H.I., Hogan, N. (2003) A Robot for Wrist Rehabilitation: Characterization and Initial Results. Proc. 8th Int. Conf. Rehabilitation Robotics (ICORR 2003) Korea.

Fasoli, S. E., Krebs, H. I., Stein, J., Frontera, W. R., & Hogan, N. (2003). Effects of Robotic Therapy on Motor Impairment and Recovery in Chronic Stroke. Archives of Physical Medicine & Rehabilitation, 84: 477-82

Ferraro, M., Palazzolo, J.J., Krol, J., Krebs, H.I., Hogan, N. & Volpe, B.T. (2003) Robot-aided sensorimotor arm training improves outcome in patients with chronic stroke. Neurology 61:1604-1607.

Bowers, T., Anquetil, P., Hunter, I. & Hogan, N. (2003) Analysis and Modeling of Electromechanical Coupling in an Electroactive Polymer-Based Actuator. Proceedings of the 2003 Materials Research Society Fall Meeting, Symposium D, 2003.

Krebs, H.I., Palazzolo, J.J., Dipietro, L., Ferraro, M., Krol, J., Rannekleiv, K., Volpe, B.T., Hogan, N., (2003) Rehabilitation robotics: performance-based progressive robot-assisted therapy. Autonomous Robots 15:7-20.

Rohrer, B. and Hogan, N. (2003) Avoiding spurious submovement decompositions: A globally optimal algorithm. Biological Cybernetics 89:190-199

Rohrer, B. and Hogan, N. (2003) Submovement overlap as a measure of movement smoothness. IGS2003, Scottsdale, Arizona.

M Kane, R Fishbein, K Breen, N Hogan, W Finger, J Peterson, R Kline-Schoder Virtual Reality-Enhanced Range of Motion System for Treating Adhesive Capsulitis. American College of Rheumatology, 67th Annual Scientific Meeting, Orlando, Florida October 23-28, 2003

2002

Krebs, H.I., Volpe, B.T., Ferraro, M., Fasoli, S., Palazzolo, J., Rohrer, B., Edelstein, L., Hogan, N. (2002) Robot-Aided Neuro-Rehabilitation: From Evidence-Based to Science-Based Rehabilitation. Topics in Stroke Rehabilitation 8(4):54-70.

Hogan, N. and Breedveld, P.C. (2002) The Physical Basis of Analogies in Physical System Models. in: Bishop, R.H. (ed.) The Mechatronics Handbook, CRC Press, chapter 15.

B Rohrer, S Fasoli, HI Krebs, R Hughes, B Volpe, WR Frontera, J Stein, N Hogan. Movement smoothness measures stroke recovery. American Academy of Neurology 54th Annual Meeting, Denver, Colorado. April 13-20, 2002

Fasoli, S.E., Krebs, H. I., Stein, J., Hughes, R., McCarthy-Jacobson, A., Frontera, W., Hogan, N. Effects of robotic therapy on upper limb motor impairments in chronic stroke. Stroke, 33, 350-351, 2002

Rohrer, B., Fasoli, S., Krebs, H.I., Hughes, R., Volpe, B. Frontera, W.R., Stein, J., Hogan, N., (2002) Movement Smoothness Changes during Stroke Recovery. J. Neuroscience, 22(18)8297-8304.

Volpe, B.T., Ferraro, M., Krebs, H.I. and Hogan, N. (2002) Robotics in the rehabilitation treatment of patients with stroke. In J. Gotto, A.M. and J.P. Blass (Eds.), Current Atherosclerosis Reports, 4:270-276

Ferraro, M., Demaio, J.H., Krol, J., Trudell, C., Edelstein, L., Christos, P., England, J., Fasoli, S., Aisen, M.L., Krebs, H.I., Hogan, N. and Volpe, B.T., (2002)Assessing the Motor Status Score: A scale for the evaluation of upper limb motor outcomes in patients after stroke., Neurorehabi. Neural Repair, 16(3):301-307.

Rohrer, B.T., Krebs, H.I., Volpe, B. Frontera, W.R., Stein, J., Hogan, N. (2002) Patterns in Stroke Patient’s Submovements Support a Paired Adaptive Forward/Inverse Learning Model. Computational Motor Control Symposium, 2002 Society for Neuroscience Annual Meeting

Hogan, N. (2002) Skeletal Muscle Impedance in the Control of Motor Actions. Journal of Mechanics in Medicine and Biology 2(3 & 4):359-373

Kline-Schoder R, Finger W, Hogan N (2002) High performance bilateral telerobot control. Studies in Health Technology and Informatics, 85:234-236

2001

Rancourt, D, and Hogan, N. (2001) Dynamics of Pushing. Journal of Motor Behavior 33(4):351-362.

Rancourt, D, and Hogan, N. (2001) Stability in Force-Production Tasks. Journal of Motor Behavior 33(2):193-204.

Krebs, H.I., Volpe, B.T., Palazzolo, J., Rohrer, B., Ferraro, M., Fasoli, S., Edelstein, L., Hogan, N. (2001) Robot-Aided Neuro-Rehabilitation in Stroke: Interim Results on the Follow-up of 76 Patients and on Movement Performance Indices. IEEE International Conference on Rehabilitation Robotics, Evry, France, April.

Krebs, H.I., Volpe, B.T., Palazzolo, J., Rohrer, B., Ferraro, M., Fasoli, S., Edelstein, L. Hogan, N. (2001) Robot-Aided Neuro-Rehabilitation in Stroke: Interim Results on the Follow-up of 76 Patients and on Movement Performance Indices. in: Mounir Mokhtari (ed) Integration of Assistive Technology in the Information Age IOS Press, Assistive Technology Research Series, Amsterdam, 2001.

Krebs, H.I., Hogan, N., Hening, W., Adamovich, S., Poizner, H. (2001) Procedural Motor Learning in Parkinson’s Disease. Experimental Brain Research 141:425-437.

Volpe, B.T., Krebs, H.I. and Hogan, N. (2001) Is robot aided sensori-motor training in stroke rehabilitation a realistic option? Current Opinion in Neurology 14(6):745-752

B Rohrer, S Fasoli, HI Krebs, RHughes, B Volpe, J Stein, WR Frontera, N Hogan. Movement smoothness changes during stroke recovery. Third International Symposium on Progress in Motor Control, Montreal, Canada, August 18, 2001

Jugenheimer, K.A., Hogan, N., Krebs, H.I. (2001) A Robot for Hand Rehabilitation: A Continuation of the MIT-MANUS Neuro-Rehabilitation Workstation. ASME International Design Engineering Technical Conference IDETC/CIE, Pittsburgh, September.

Buerger, S.P., Krebs, H.I., Hogan, N. (2001) Characterization and Control of a Screw-Driven Robot for Neurorehabilitation. IEEE Conference on Control Applications CCA/ISIC 2001 Mexico City, September.

Williams, D.J., Krebs, H.I., Hogan, N. (2001) A Robot for Wrist Rehabilitation. IEEE - 23rd EMBS, Istanbul, Turkey, October.

Krebs, H.I., Volpe, B.T., Palazzolo, J., Fasoli, S., Ferraro, M., Edelstein, L., Hogan, N. (2001) Disturbances of Higher Level Neural Control -- Robotic Applications in Stroke. IEEE - 23rd EMBS, Istanbul, Turkey, October.

2000

Fasse, E. D., Hogan, N., Kay, B. A. and Mussa-Ivaldi, F. A. (2000) Haptic Interaction with Virtual Objects: Spatial Perception and Motor Control. Biological Cybernetics, 82:69-83

Hodgson, A. J., and Hogan, N. (2000) A Model-Independent Definition of Attractor Behavior Applicable to Interactive Tasks, IEEE Transactions on Systems, Man and Cybernetics—Part C: Applications and Reviews, 3(1):105-118.

Krebs, H.I., Buerger, S.P., Jugenheimer, K.A., Williams, D., Hogan, N. (2000) 3-D Extension for MIT-MANUS: a Robot-Aided Neuro-Rehabilitation Workstation, ASME International Design Engineering Technical Conference/CIE-14151

Reinkensmeyer, D. J., Hogan, N., Krebs, H. I., Lehman, S. L., Lum, P. S., (2000) Rehabilitators, Robots, and Guides: New Tools for Neurological Rehabilitation. in: Winters, J.M., Crago, P.E. (eds) Biomechanics and Neural Control of Posture and Movement, Springer-Verlag, pp. 516-533.

Hogan, N. (2000) Rehabilitation applications of robotic technology, VA Journal of Rehabilitation Research and Development 37(6):ix-x (invited editorial)

Krebs, H.I., Volpe, B.T., Aisen, M.L., Hogan, N. (2000) Increasing Productivity and Quality of Care: Robot-Aided Neurorehabilitation, VA Journal of Rehabilitation Research and Development 37(6):639-652.

Volpe, B.T., Krebs, H.I., Hogan, N., Edelstein, L., Diels, C., Aisen, M.L. (2000) A novel approach to stroke rehabilitation: Robot-aided sensorimotor stimulation. Neurology 54:1938-1944.

Lemay, M.A., Galagan, J.E., Hogan, N., Bizzi, E. (2000) Modulation and Vectorial Summation of the Spinalized Frog's Hindlimb End-Point Forces Produced by Intraspinal Electrical Stimulation of the Cord. IEEE Transactions on Neural Systems and Rehabilitation Engineering 9(1):12-22.

Volpe, B.T., Shelton, F., Krebs, H.I., Hogan, N., Diels, C., Reding, M (2000) Dextro-amphetamine paired with standard and robotic neuro-rehabilitation changes motor performance one day later. American Academy of Neurology, Annual Meeting (abstract)

Volpe, B.T., Krebs, H.I., Edelstein, L., Hogan, N. (2000) Robot-Aided Sensorimotor Stimulation as a Novel Approach to Stroke Rehabilitation: Experience to Date. 4th World Stroke Congress, Australia

1999

Won, J. Rohrer, B., and Hogan, N. (1999) The Stability and Control of Physical Interaction, International Journal of Intelligent Mechatronics: Special Issue on Intelligent Manipulation and Manipulators, 4(1):5-33, January.

Won, J. and Hogan, N. (1999) Nodic and Non-Nodic Structues in Physical Systems, The Society for Computer Simulation International, Western Multiconference ’99,.

Hogan, N. and Breedveld, P., (1999) The Physical Basis of Analogies in Network Models of Physical System Dynamics, The Society for Computer Simulation International, Western Multiconference ’99.

Volpe, B.T., Krebs, H.I., Hogan, N., Edelstein, L., Diels, C., Aisen, M.L. (1999) Robot Training Enhanced Motor Outcome in Patients with Stroke Maintained in Three Year Follow-Up, American Academy of Neurology Annual Meeting, April.

Volpe, B.T., Krebs, H.I., Hogan, N., Edelstein, L., Diels, C., Aisen, M.L. (1999) Comparison of the Motor Recovery in Patients with Subcortical and Cortical Stroke: Inpatient Rehabilitation to Three Years Post Stroke, Second World Congress on Neurological Rehabilitation, Annual Meeting of the American Society for Neurorehabilitation, April.

Krebs, H. I., N. Hogan, B.T. Volpe, M.L. Aisen, L. Edelstein, C. Diels (1999) Overview of the State of the Art in Robot-Aided Neuro-Rehabilitation. University of Twente, Proceedings of the International Biomechatronics Workshop, Enschede, The Netherlands, pp. 100-104, April.

Krebs, H. I., N. Hogan, B.T. Volpe, M.L. Aisen, L. Edelstein, C. Diels (1999) Overview of Clinical Trials with MIT-Manus: a Robot-Aided Neuro-Rehabilitation Facility. in: Technology and Health Care-The European Society for Engineering and Medicine IOS Press, 7:419-23.

Krebs, H. I., Hogan, N., Aisen, M. L., and Volpe, B. T. (1999) Quantization of Continuous Arm Movement in Humans with Brain Injury, Proceedings of the National Academy of Sciences, Vol. 96, pp. 4645-4649, April.

Clancy, E. A. and Hogan, N. (1999) Probability Density of the Surface Electromyogram and its Relation to Amplitude Detectors, IEEE Transactions of Biomedical Engineering, Vol. 46, No. 6, June.

Krebs, H. I., N. Hogan, B.T. Volpe, M.L. Aisen, L. Edelstein, C. Diels (1999) Robot-Aided Neuro-Rehabilitation in Stroke: Three-Year Follow-Up. IEEE International Conference on Rehabilitation Robotics, 34-41.

Krebs, H. I., N. Hogan, W. Hening, S. Adamovic, H. Poizner (1999) Procedural Motor Learning in Parkison Disease: Preliminary Results. IEEE International Conference on Rehabilitation Robotics, 27-33.

Krebs, H. I., N. Hogan, B.T. Volpe, M.L.Aisen, L. Edelstein, C. Diels (1999) Robot-Aided Neuro-Rehabilitation in Stroke: Neuro-Recovery from Thalamic Lesion. ASME International Mechanical Engineering Congress & Exposition, DSC-67:605-606.

Krebs, H. I., N. Hogan, W. Hening, S. Adamovich, H. Poizner (1999)Comparison Between Parkinson Disease Patients and Healthy Subjects in a Procedural Motor Learning Task: Preliminary Results. ASME International Mechanical Engineering Congress & Exposition, DSC-67:585-588.

Volpe, B.T., Diels, C.M., Edelstein, L., Aisen, M.L., Hogan, N., Krebs, H.I. (1999) Improved Recovery of Upper Limb Strength in Patients with Stroke Treated with Enhanced Sensorimotor Stimulation by Robotic Device, North American Stroke Meeting, September.

Krebs, H. I., B.T. Volpe, M.L. Aisen, N. Hogan (1999) Robotic applications in neuromotor rehabilitation. In, A.J.Temkin, M.L.Jones (Eds.), Topics in Spinal Cord Injury Rehabilitation, Thomas Land, St. Louis, Mo., Volume 5: No. 3, 50-63.

Volpe, B.T., Krebs, H.I., Hogan, N., Edelstein, L., Diels, C., Aisen, M.L. (1999) Robot training enhanced motor outcome in patients with stroke maintained over three years. Neurology 53:1874-1876.

Hogan, N., Doeringer, J. A., Krebs, H. I. (1999) Arm Movement control is both Continuous and Discrete. Cognitive Studies 6(3):254-273, September.

1998

Krebs, H.I., Hogan, N., Aisen, M.L., Volpe, B.T. (1998) Robot-Aided Neurorehabilitation. IEEE Transactions on Rehabilitation Engineering 6(1):75-87.

Krebs, H.I., Brashers-Krug, T., Rauch, S.L., Savage, C.L., Hogan, N., Rubin, R.H., Fischman, A.J. and Alpert, N.M. (1998) Robot-Aided Functional Imaging: Application to a Motor Learning Study. Human Brain Mapping 6:59-72.

Clancy, E. A. and Hogan, N. (1998) Influence of Joint Angle on the Calibration and Performance of EMG Amplitude Estimators. IEEE Transactions of Biomedical Engineering 45(5): 664-668.

Lemay, M. A., Hogan, N. and van Dorsten, J. W. A. (1998) Issues in Impedance Selection and Input Devices for Multi-Joint Powered Orthotics. IEEE Transactions on Rehabilitation Engineering 6(1):102-105.

Won, J. and Hogan, N. (1998) Coupled Stability of Non-Nodic Physical Systems. 4th IFAC Symposium on Nonlinear Control Systems Design, University of Twente, Enschede, The Netherlands.

Aisen, M.L., Krebs, H.I., Hogan, N., and Volpe, B.T. (1998) Lesion Site and Speed-Accuracy Tradeoff in Stroke Patients. American Academy of Neurology Annual Meeting, April.

Krebs, H.I., Aisen, M.L., Volpe, B.T., Hogan, N. (1998) Robot-Aided Neurorehabilitation: Two Year Follow-up. III International Congress of Motor Rehabilitation, Sao Paulo, Brazil, October 1998; Published in Revista Brasileira de Fisioterapia, Volume 3 Supplement, pp.14-15, October 1998, ISSN 1413-3555.

Doeringer, J. A. and Hogan, N. (1998) Serial Processing in Human Movement Production, 1998 Special Issue of Neural Networks, Volume 11, pp. 1345-1356.

Doeringer, J. A. and Hogan, N. (1998) Intermittency in Preplanned Elbow Movements Persists in the Absence of Visual Feedback. J. Neurophysiology, pp. 1787-1799.

Lemay, M. A., Galagan, J. E., Hogan, N. and Bizzi, E. (1998) Attractor Trajectory of Spinal Force Field Primitives, Society for Neuroscience (abstract).

Hogan, N., Lemay, M. A., Ren, T.-M., Abu-Khalil, R. K., Charette, M. F., and Finklestein, S. P. (1998) Automated Assay of Functional Motor Recovery due to Intracisternal Growth Factors, Society for Neuroscience (abstract).

Lemay, M. A., Galagan, J. E., Hogan, N. and Bizzi, E. (1998) Attractor Trajectories of Spinal Force Field Primitives, Biomedical Engineering Society 1998 Annual Fall Meeting October 10-13, 1998 (abstract).

Lemay, M. A., Galagan, J. E., Hogan, N. and Bizzi, E. (1998) Motor Responses Evoked by Microstimulation of the Spinal Cord, Biomedical Engineering Society 1998 Annual Fall Meeting October 10-13, 1998 (abstract).

1997

Krebs, H. I., Aisen, M. L., Volpe, B. T., Hogan, N. (1997) Clinical Test of Robot-Aided Stroke-Rehabilitation. Journal of Stroke and Cerebrovascular Diseases (presented at the North American Stroke Meeting, June 1996)

Aisen, M. L., Krebs, H. I., Hogan, N., McDowell, F and Volpe, B. T. (1997) The Effect of Robot Assisted Therapy and Rehabilitative Training on Motor Recovery Following Stroke. Archives of Neurology 54:443-446.

Clancy, E. A. and Hogan, N. (1997) A Simulation Study of Unwhitened versus Whitened EMG Amplitude Estimation. Proceedings IEEE 23rd Ann. Northeast Bioengineering Conference, pp.54-55.

M. A. Lemay, J. E. Galagan, E. Bizzi and N. Hogan. (1997) Vector summation of spinal force field primitives using multiple levels of co-stimulation. Proc. 27th Annual Meeting of the Society for Neuroscience.

Clancy, E. A. and Hogan, N. (1997) Relating Agonist-Antagonist Electromyograms to Joint Torque During Isometric, Quasi-Isotonic, Non-Fatiguing Contractions. IEEE Transactions of Biomedical Engineering 44(10): 1024-1028.

Clancy, E. A. and Hogan, N. (1997) Theoretic and Experimental Comparison of Root-Mean-Square and Mean-Absolute-Value Electromyogram Amplitude Detectors. Proc. 19th Int’l. Conf. IEEE EMBS, Chicago, 1997

Hogan, N. (1997) Influence of Robot-Aided Exercise Therapy on Neurorecovery. Seventh International Neural Regeneration Symposium, Asilomar, California, 1997.

Won, J., Stramigioli, S. and Hogan, N. (1997) Comment on ‘The Equivalence of Second-Order Impedance Control and Proportional Gain Explicit Force Control’. International Journal of Robotics Research 16(6):873-875.

1996

Krebs, H.I., Aisen, M.L., Volpe, B.T., Hogan, N.(1996) Robotics in Stroke Rehabilitation. Presented at the American Society of Neurorehabilitation 3rd Annual Meeting, June.

Krebs, H.I., Brashers-Krug, T.B., Rauch, S.L., Savage C.R., Hogan, N., Rubin, R.H., Fischman, A.J. and Alpert, N.M. (1996) Integration of Robotic Technology with Functional Imaging. Neuroimage 3(3):S394

Krebs, H. I., Hogan, N., Aisen, M.L. and Volpe, B.T. (1996) Application of Robotics and Automation Technology in Neuro-Rehabilitation. Proceedings Japan-USA Symposium on Flexible Automation, ASME, 1:269 to 275.

Won J. and Hogan N. (1996) Nodicity and Nonlinear Interacting Dynamic Systems. Proceedings of the ASME Dynamic Systems and Control Division, ASME International Mechanical Engineering Conference and Exposition, DSC-Vol.58, pp. 615-621.

Lemay, M. A., Hogan, N. and Bizzi, E., (1996) Recruitment Modulation of Force Fields Organized in the Frog’s Spinal Cord, Proceedings, 18th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, Amsterdam, Netherlands, October 31-November 3.

Aisen, M. L., Krebs, H. I., Edelstein, L., Hogan, N. and Volpe, B. T. (1996) Application of Robotics to Assess the Effect of Manipulation of the Impaired Upper Limb in Stroke Recovery. 121st Annual Meeting, American Neurological Association, October.

Krebs, H. I., Hogan, N., Aisen, M. L., Volpe, B. T. (1996) Technique to Investigate Ipsilateral Functional Activation in Motor Task. 18th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, Amsterdam, Netherlands, October 31-November 3.

Krebs, H. I., Hogan, N., Aisen, M. L., Volpe, B. T.(1996) Pilot Clinical Trial of a Robot-Aided Neuro-Rehabilitation Workstation with Stroke Patients. SPIE - Telemanipulator Technology, 2901:13 - 21.

Krebs, H. I., Hogan, N., Aisen, M.L. and Volpe, B.T. (1996) Effect of Learning and Training in the Post-Acute Stroke Phase. Proceedings ASME International Mechanical Engineering Conference and Exposition, November.

1995

Clancy, E. A. and Hogan, N. (1995) Multiple Site Electromyograph Amplitude Estimation. IEEE Transactions on Biomedical Engineering 42(2):203-211.

Doeringer, J. A. and Hogan, N. (1995) Performance of Above-Elbow Body-Powered Prostheses in Visually-Guided Tasks. IEEE Transactions on Biomedical Engineering 42(6):1-11

Doeringer, J. A. and Hogan, N. (1995) Intermittency of Unimpaired and Amputee Arm Movements. 6th IFAC Symposium on Man-Machine Systems, June 27-29, 1995.

Won, J. and Hogan, N. (1995) Modeling Human Performance of Intermittent Contact Tasks. 6th IFAC Symposium on Man-Machine Systems, June 27-29, 1995.

Rancourt, D. and Hogan, N. (1995) Study of human operation of a power drill. 6th IFAC Symposium on Man-Machine Systems, June 27-29, 1995.

Clancy, E. A., Murray, W. R. and Hogan, N. (1995) Multi-Channel EMG Processing. in G. Inbar and I. Gath (eds.) Advances in Processing and Pattern Analysis of Biological Signals, Plenum Publishing Corporation, New York.

Clancy, E. A., Murray, W. R. and Hogan, N. (1995) A Review of Some Recent Progress in Processing the Surface Myoelectric Signal. Technical Memorandum, Liberty Mutual Research Center for Safety and Health, Hopkinton, MA

Krebs, H.I., Aisen, M.L., Volpe, B.T., Hogan, N. (1995) MIT-MANUS: A Robot-Aided Neurorehabilitation Facility. NASM'95 North American Stroke Meeting, Denver, Colorado, June 1995, abstract in Journal of Stroke and Cerebrovascular Diseases, 5(2):101

Krebs, H.I., Aisen, M.L., Volpe, B.T. and Hogan, N. (1995) Robot-Aided Neuro-Rehabilitation: Initial Application to Stroke Rehabilitation. Proceedings of the MRCAS'95 - Second International Symposium on Medical Robotics and Computer Assisted Surgery, John Wiley & Sons, Baltimore, November 1995

Krebs, H.I., Brashers-Krug, T., Rauch, S.L., Savage, C.L., Hogan, N., Rubin, R.H., Fischman, A.J. and Alpert, N.M. (1995) Robot-Aided Functional Imaging. Proceedings of the MRCAS'95 - Second International Symposium on Medical Robotics and Computer Assisted Surgery, John Wiley & Sons, Baltimore, November 1995

Won, J. and Hogan, N. (1995) Direct Experimental Tests of "Equilibrium Point" Hypotheses. Annals of Biomedical Engineering, 23(Supplement 1):S-110. (Abstract Supplement for the Biomedical Engineering Society Annual Fall Meeting, Boston, MA, October 6-8, 1995.)

Fasse, E. D. and Hogan, N. (1995) Control of physical contact and dynamic interaction. 7th International Symposium on Robotics Research, Munich.

Brashers-Krug, T., Krebs, H., Rauch, S., Savage C., Rubin, R., Alpert, N., Fischman, A., Hogan, N., Bizzi, E. (1995) PET Imaging of Human Motor Learning. Society for Neuroscience Abstracts, 21:517.

Won, J. and Hogan, N. (1995) Stability Properties of Human Reaching Movements. Experimental Brain Research, 107:125-136.

1994

Breedveld, P. and Hogan, N. (1994) Energetically proper modeling of a simple throttling process. pp. 37-40 in I. Troch and F. Breitenecker (eds.) Proceedings IMACS 1. MathMod Vienna, Technical University Vienna, Austria, February 2-4, 1994.

Breedveld, P. and Hogan, N. (1994) Multibond-graph Representation of Lagrangian Mechanics: The Elimination of the Euler Junction Structure. pp. 24-28 in I. Troch and F. Breitenecker (eds.) Proceedings IMACS 1. MathMod Vienna, Technical University Vienna, Austria, February 2-4, 1994.

Clancy, E. A. and Hogan, N. (1994) Single Site Electromyograph Amplitude Estimation. IEEE Transactions on Biomedical Engineering 41(2):159-167.

Doeringer, J. A. and Hogan, N. (1994) An evaluation of body-powered prosthesis performance in terms of "discrete actions". pp. 18-1 to 18-14 in Proceedings of the Fifth World Conference on Robotics Research, sponsored by RI/SME, Cambridge, MA, September 27-29, 1994.

Fasse, E. D. and Hogan, N. (1994) Quantitative Measurement of Haptic Perception. Proc. IEEE Int. Conf. Robotics and Automation.

Fasse, E. D., Hogan, N., Gomez, S. R. and Mehta, N. R. (1994) A Novel Variable Mechanical-Impedance, Electromechanical Actuator. in H. Kazerooni, J. E. Colgate and B. D. Adelstein (eds.) Advances in Robotics, Mechatronics and Haptic Interfaces, ASME, New York.

Hodgson, A. J. and Hogan, N. (1994) A model-independent test of the virtual trajectory hypothesis based on cancelling inertial dynamics. Annual Biomedical Engineering Society Conference, Tempe, Arizona.

Hodgson, A. J. and Hogan, N. (1994) Identifying virtual trajectories during planar arm movements. Second World Congress of Biomechanics, Amsterdam, the Netherlands, July 1994

Rancourt, D. and Hogan, N. (1994) The Role of Arm Posture in Power Tool Use. Second World Congress of Biomechanics, Amsterdam, the Netherlands, July 1994

Flash, T. and Hogan, N. (1994) Optimization Principles in Motor Control. in Arbib, M. A. (ed.) The Handbook of Brain Theory and Neural Networks, MIT Press.

1993

Fasse, E. D. and Hogan, N. (1993) Quantitative Assessment of Human Perception of Virtual Objects. pp. 89-97 in H. Kazerooni, J. E. Colgate and B. D. Adelstein (eds.) DSC-Vol. 49, Advances in Robotics, Mechatronics and Haptic Interfaces, ASME, New York.

Hogan, N. (1993) Control of Contact in Robots and Biological Systems. in P. Dario, G. Sandini and P. Aebischer, (eds.) Robots and Biological Systems: Towards a New Bionics, Springer-Verlag, New York.

Mansfield, J. M. and Hogan, N. (1993) Paradoxes in Control: Prostheses versus Myoelectric Signals. in Proceedings of the Myo-Electric Control Symposium '93, Institute of Biomedical Engineering, University of New Brunswick, August 16-20, 1993.

Popat, R. A., Krebs, D. E., Mansfield, J. M., Russell, D. L., Clancy, E. A., Gill-Body, K. M. and Hogan, N. (1993) Quantitative Assessment of Four Men Using Above-Elbow Prosthetic Control. Archives of Physical Medicine and Rehabilitation 74:720-728.

Sharon, A., Hogan N., and Hardt, D. E. (1993) The Macro/Micro Manipulator: An Improved Architecture for Robot Control. Robotics & Computer-Integrated Manufacturing 10(3):209-222.

1992

Bizzi, E., Hogan, N., Mussa-Ivaldi, F. A. and Giszter, S. (1992) Does the Nervous System use Equilibrium-Point Control to Guide Single and Multiple Joint Movements? Behavioral and Brain Sciences, 15(4):603-613.

Bizzi, E., Hogan, N., Mussa-Ivaldi, F. A. and Giszter, S. (1992) The equilibrium-point framework: A point of departure. Behavioral and Brain Sciences, 15(4):808-815.

Hodgson, A. J. and Hogan, N. (1992) A Technique for Locating Virtual Trajectories During Dynamic Tasks. 14th Annual Conference of the IEEE Engineering in Medicine and Biology Conference, Paris, France, paper no. 64.5-10

Hogan, N. (1992) Geometrical Analysis of Isenergic Junction Structures. pp. 57-65 in P. C. Breedveld and G. Dauphin-Tanguy (eds.) Bond Graphs for Engineers, Elsevier Science Publishers, B.V. (North-Holland)

Hogan, N. (1992) How humans adapt to kinematic constraints. 7th Yale Workshop on Adaptive and Learning Systems.

Hogan, N. and Mussa-Ivaldi, F. A. (1992) Muscle behavior may solve motor coordination problems. pp. 153-157 in A. Berthoz, W. Graf and P. P. Vidal (eds.) The Head-Neck Sensory-Motor System, Oxford University Press, New York.

Hogan, N., (1992) Control of Contact in Robots and Biological Systems. IEEE Engineering in Medicine and Biology Magazine, 11(4):81-82.

Hogan, N., Krebs, H. I., Charnnarong, J., Srikrishna, P. and Sharon, A. (1992) MIT-MANUS: A Workstation for Manual Therapy and Training I. Proceedings, Robot and Human Communication RO-MAN '92 - IEEE, Tokyo, September 1992.

Hogan, N., Krebs, H. I., Charnnarong, J., Srikrishna, P. and Sharon, A. (1992) MIT-MANUS: A Workstation for Manual Therapy and Training II. Proceedings, SPIE (Society of Photo-optical Instrumentation Engineeers) Conference on Telemanipulator Technology, 1833:28-34, Boston, November 1992.

Mansfield, J. M., Hogan, N., Russell, D. L., Clancy, E. A., Popat, R. A. and Krebs, D.E. (1992) Cybernetic Prosthesis Control Systems May Degrade Amputee Performance. Proceedings of the 7th World Congress of the International Society for Prosthetics and Orthotics, Chicago, IL.

Won, J. and Hogan, N. (1992) The Study of Constrained and Partially Constrained Reaching Movements. Soc. for Neuroscience Abstracts, 18:517.

1991

Clancy, E. and Hogan, N. (1991) Estimation of Joint Torque from the Surface EMG. Annual International Conf. of the IEEE Engineering in Medicine and Biology Soc., 13(2):0877-0878.

Hogan N. and Krebs D. E. (1991) Quantification of tool use by amputees. Rehabilitation R&D Progress Reports, J. Rehab. Res. Develop. 28(1):18-19.

Hogan, N. (1991) Geometrical Analysis of Isenergic Junction Structures. IMACS '91 Proceedings of the 13th World Congress on Computation and Applied Mathematics, R. Vichnevetsky & J. J. H. Miller (eds.), 3:1072-1073.

Hogan, N., Rasolee, B. A. and Andary, J. (1991) Impedance Control of Robots with Harmonic Drive Systems. American Control Conference, 1:398-402.

Kishinchandani, R. S., Krebs, D. E., Mansfield, J. M., Russell, D. L., Clancy, E. A. and Hogan, N. (1991) Assessment of multiple-joint and ADL tasks performed by above-elbow amputees. Proceedings of the American Physical Therapy Association Annual Conference, June 1991, 71(6):S110.

Mussa-Ivaldi, F. A. and Hogan, N. (1991) Integrable Solutions of Kinematic Redundancy via Impedance Control. Int. J. Robotics Research, 10(5):481-491.

Mussa-Ivaldi, F. A., Morasso, P., Hogan, N. and Bizzi, E. (1991) Network Models of Motor Systems with Many Degrees of Freedom. pp. 171-220 in M. D. Fraser (ed.) Advances in Control Networks and Large-Scale Parallel Distributed Processing Models, Ablex Publ. Corp., Norwood, New Jersey.

Popat, R. S., Krebs, D. E., Mansfield, J. M., Hogan, N. and Gill-Body, K. M. (1991) Quantitative assessment of above-elbow prosthetic control. Arch. Phys. Med. Rehabil. 72:799-800.

Sharon, A., Hogan N. and Hardt, D. E. (1991) Controller Design in the Physical Domain. Journal of the Franklin Institute, 328(5):697-721.

1990

Abul-Haj, C. J. and Hogan, N. (1990) Functional Assessment of Control Systems for Cybernetic Elbow Prostheses. Part I: Description of the Technique. IEEE Transactions on Biomedical Engineering, 37(11):1025-1036.

Abul-Haj, C. J. and Hogan, N. (1990) Functional Assessment of Control Systems for Cybernetic Elbow Prostheses. Part II: Application of the Technique. IEEE Transactions on Biomedical Engineering, 37(11):1037-1047.

Clancy, E. A. and Hogan, N. (1990) EMG Amplitude Estimation from Temporally Whitened, Spatially Uncorrelated Multiple Channel EMG. Proc. Ann. Int. Conf. IEEE Engineering in Medicine and Biology Society, 12(1):0453.

Fasse, E. D., Kay, B. A. and Hogan, N. (1990) Human Haptic Illusions in Virtual Object Manipulation. Proc. Ann. Int. Conf. IEEE Engineering in Medicine and Biology Society, 12(5):1917.

Hogan, N. (1990) Mechanical Impedance of Single- and Multi-Articular Systems. pp. 149-164 in J. Winters and S. Woo (eds.) Multiple Muscle Systems: Biomechanics and Movement Organization, Springer-Verlag, New York.

Hogan, N. and J. M. Winters (1990) Principles Underlying Movement Organization: Upper Limb. pp. 182-194 in J. Winters and S. Woo (eds.) Multiple Muscle Systems: Biomechanics and Movement Organization, Springer-Verlag, New York.

Hogan, N. and Mussa-Ivaldi, F. A. (1990) Muscle mechanics may solve neural computational problems. 1st World Congress of Biomechanics Abstracts, 2:34.

Hogan, N., Kay, B. A., Fasse, E. D. and Mussa-Ivaldi, F. A. (1990) Haptic illusions: experiments on human manipulation and perception of "virtual objects". Cold Spring Harbor Symposia on Quantitative Biology, 55:925-931.

Murray, W. R. and Hogan, N. (1990) A Simple Competent Model of the Maintenance of Elbow Posture in the Presence of Disturbances. in: Issues in Modeling and Control of Biomechanical Systems J. A. Ashton-Miller and M. G. Pandy, editors, DSC 25:7-21, ASME, NewYork.

Russell, D. (1990) Motion of a Constrained Biomechanical System. Proc. CSME Mechanical Engineering Forum 1990, Toronto, Canada, 2:49-53.

1989

Abul-Haj, C. J. (1989) Experimental Evaluation of Control Systems for Cybernetic Elbow Prostheses. pp. 89-99 in J. L. Stein, J. A. Ashton-Miller, M. G. Pandy (eds.) Issues in the Modeling and Control of Biomechanical Systems ASME, New York.

Colgate, E. (1989) On the Intrinsic Limitations of Force Feedback Compliance Controllers. pp. 23-30 in K. Youcef-Toumi and H. Kazerooni (eds.) Robotics Research ASME, New York.

Colgate, E. and Hogan, N. (1989) An Analysis of Contact Instability in Terms of Passive Physical Equivalents. Proc. IEEE Int. Conf. Robotics and Automation, 1: 404-409.

Colgate, E. and Hogan, N. (1989) The Interaction of Robots with Passive Environments: Application to Force Feedback Control Fourth International Conference on Advanced Robotics, June 13-15, Columbus, Ohio.

Fasse, E. D. and Hogan, N. (1989) Coupled Stability of Impedance-Controlled Robots. pp. 5-11 in K. Youcef-Toumi and H. Kazerooni (eds.) Robotics Research ASME, New York.

Hogan, N (1989) Intelligent Control of Mechanical Systems Keynote presentation to the NSF Conference on Intelligent Control to Aid Persons with Cognitive and Physical Disabilities, February 1989.

Hogan, N. (1989) Controlling Impedance at the Man/Machine Interface. Proc. IEEE Int. Conf. Robotics and Automation, 3: 1626-1629.

Hogan, N. (1989) Teaching Physical System Modelling and Modern Control Together: The Need for an Integrated Approach. ASME Winter Annual Meeting, Sympsoium on Approaches to Teaching Physical System Modelling.

Hogan, N. and Colgate, E. (1989) Stability Problems in Contact Tasks. pp. 339-348 in O. Khatib, J. J. Craig and T. Lozano-Perez (eds.) The Robotics Review MIT Press, Cambridge, Massachusetts.

Kay, B. A., Hogan, N., Mussa-Ivaldi, F. A. and Fasse, E. (1989) Perceived Properties of Objects Using Kinesthetic Sense Depend on Workspace Location. Soc. for Neuroscience Abstracts, 15: 173.

Kay, B. A., Hogan, N., Mussa-Ivaldi, F. A. and Fasse, E. (1989) Perceiving the Properties of Objects Using Arm Movements: Workspace-Dependent Effects. Proc. Ann. Int. Conf. IEEE Engineering in Medicine and Biology Society, 11:1522-1523.

Murray, W. R. and Hogan, N. (1989) Experimental Observations on the Maintenance of Elbow Posture in the Presence of Disturbances. pp. 19-28 in J. L. Stein, J. A. Ashton-Miller, M. G. Pandy (eds.) Issues in the Modeling and Control of Biomechanical Systems ASME, New York.

Mussa-Ivaldi, F. A. and Hogan, N. (1989) Solving Kinematic Redundancy with Impedance Control: A Class of Integrable Pseudoinverses Proc. IEEE Int. Conf. Robotics and Automation, 1: 283-288.

Russell, D. and Hogan, N. (1989) Dealing with Constraints: A Biomechanical Approach. Proc. Ann. Int. Conf. IEEE Engineering in Medicine and Biology Society, 11: 892-893.

Russell, D. and Hogan, N. (1989) How Humans Perform Constrained Motions. pp. 13-17 in J. L. Stein, J. A. Ashton-Miller, M. G. Pandy (eds.) Issues in the Modeling and Control of Biomechanical Systems ASME, New York.

Sharon, A., Hogan N. and Hardt, D. E. (1989) Controller Design in the Physical Domain (Application to Robot Impedance Control). Proc. IEEE Int. Conf. Robotics and Automation, 1: 552-559.

1988

Hogan, N. (1988) Planning and Execution of Multijoint Movements, Can. J. Physiol. Pharmacol, 66: 508-517.

Colgate, J. E. and Hogan, N. (1988) Robust Control of Dynamically Interacting Systems, International Journal of Control, Vol. 48, No. 1, pp. 65-88.

Fasse, E. D. and Hogan, N. (1988) A Lyapunov-Based Approach to Designing Manipulator Controllers Robust to Interaction with Dynamic Environments pp. 115-124 in K. Youcef-Toumi and H. Kazerooni (eds.) Symposium on Robotics ASME, New York.

Hogan, N. (1988) Control Strategies for Complex Movements. pp. 430-442 in: Whitman A. Richards (ed.) Selections in Natural Computation MIT/Bradford Books, Cambridge, Massachusetts.

Hogan, N. (1988) On the Stability of Manipulators Performing Contact Tasks, IEEE Journal of Robotics and Automation, 4: 677-686.

Hogan, N. and Fasse, E. D. (1988) Conservation Principles and Bond-Graph Junction Structures pp. 9-13 in R. C. Rosenberg and R. Redfield (eds.) Automated Modeling for Design ASME, New York.

Murray, W. R. and Hogan, N. (1988) Co-contraction of Antagonist Muscles: Predictions and Observations Proc. Ann. Int. Conf. IEEE Engineering in Medicine and Biology Society, 10:1926-1927.

Sharon, A., Hogan, N. and Hardt, D. E. (1988) High-Bandwidth Force Regulation and Inertia Reduction Using a Macro/Micro Manipulator System, proceedings of the IEEE International Conference on Robotics and Automation, Vol. 1, pp. 126-132.

1987

Abul-Haj, C. and Hogan, N. (1987) An Emulator System for Developing Improved Elbow-Prosthesis Designs, IEEE Transactions on Biomedical Engineering, Vol. BME-34, No. 9, pp. 724-737.

Abul-Haj, C. and Hogan, N. (1987) Quantitative Functional Assessment of Control Systems for Upper-Extremity Prostheses, RESNA 10th Annual Conference, pp. 284-286.

Bizzi, E., Mussa-Ivaldi, F. A. and Hogan, N. (1987) Multi-Joint Arm Posture — New Perspectives on the Control of Arm Posture, pp. 291-296 in A. Struppler and A. Weindl (eds.), Clinical Aspects of Sensory Motor Integration, Springer-Verlag, Berlin.

Bizzi, E., Mussa-Ivaldi, F. A. and Hogan, N. (1987) Theoretical and Experimental Perspectives on Arm Trajectory Formation, 2nd IBRO World Congress of Neuroscience, Budapest, Hungary.

Colgate, J. E. and Hogan, N. (1987) On the Stability of a Manipulator Interacting with its Environment, proceedings of the 25th Annual Allerton Conference on Communication, Control and Computing, Vol. II, pp. 821- 828.

Colgate, J. E. and Hogan, N. (1987) Robust Control of Manipulator Interactive Behavior, pp. 149-159 in R. Shoureshi, K. Youcef-Toumi and H. Kazerooni (eds.), Modeling and Control of Robotic Manipulators and Manufacturing Processes, ASME.

Hogan, N. (1987) Beyond Regulators: Modelling Control Systems as Physical Systems, proceedings of the American Control Conference, pp. 1468-1476.

Hogan, N. (1987) Coordinating Multi-Joint Motor Behavior, paper presented at the ASME Applied Mechanics, Bioengineering and Fluids Engineering Conference.

Hogan, N. (1987) Modularity and Causality in Physical System Modelling, ASME Journal of Dynamic Systems Measurement and Control, Vol. 109, pp. 384-391.

Hogan, N. (1987) On the Stability of Manipulators Performing Contact Tasks, proceedings of the Conference on Applied Motion Control, pp. 131-138.

Hogan, N. (1987) Stable Execution of Contact Tasks Using Impedance Control, proceedings of the IEEE International Conference on Robotics and Automation, Vol. 2, pp. 1047-1054.

Hogan, N. and Flash, T. (1987) Moving Gracefully: Quantitative Theories of Motor Coordination, Trends in Neurosciences, Vol. 10, No. 4, pp. 170-174.

Hogan, N. and Miller, C. (1987) Quantitative Assessment of the Importance of Elbow Prosthesis Dynamic Behavior in the Performance of Manual Tasks, RESNA 10th Annual Conference, pp. 193-195.

Hogan, N., Bizzi, E., Mussa-Ivaldi, F. A. and Flash, T. (1987) Controlling Multi-Joint Motor Behavior, Exercise and Sport Sciences Reviews, Vol. 15, pp. 153-189.

Miller, C. and Hogan, N. (1987) Evaluation of the Importance of Elbow Dynamic Behavior in Manual Tasks, proceedings of the 8th Annual Conference of the IEEE Engineering in Medicine and Biology Society, pp. 1986-1987.

Mussa-Ivaldi, F. A., Hogan, N. and Bizzi, E. (1987) The Role of Geometrical Constraints in the Control of Multi-Joint Posture and Movement, Society for Neuroscience Abstracts, 13:347.

Newman, W. S. and Hogan, N. (1987) High Speed Robot Control and Obstacle Avoidance Using Dynamic Potential Functions, proceedings of the IEEE International Conference on Robotics and Automation, Vol. 1, pp. 14-24.

Sharon, A., Hogan, N. and Hardt, D.E. (1987) More Analysis and Experimentation on a Macro/Micro Manipulator System, pp. 417-422 in R. Shoureshi, K. Youcef-Toumi and H. Kazerooni (eds.), Modeling and Control of Robotic Manipulators and Manufacturing Processes, ASME.

1986

Abul-Haj, C. and Hogan, N. (1986) Quantitative Functional Assessment of Elbow Prostheses, proceedings of the 39th Annual Conference on Engineering in Medicine and Biology, p. 100.

Bizzi, E., Hogan, N. and Mussa-Ivaldi, F. (1986) Central Processes Controlling Arm Movement in Vertebrates, Congress of the International Union of Physiological Sciences, Vancouver, B.C.

Bizzi, E., Mussa-Ivaldi, F. A. and Hogan, N. (1986) Regulation of Multi-Joint Arm Posture and Movement, Vol. 64, pp. 345-351 in H.-J. Freund, U. Büttner, B. Cohen and J. Noth (eds.), Progress in Brain Research, Elsevier Science Publishers.

Hocherman, S., Bizzi, E., Hogan, N. and Mussa-Ivaldi, F. A. (1986) Target Acquisition and Maintenance in Two-Joint Arm Movements, in R. S. Schmidt and M. Jeannerod (eds.), Sensorimotor Plasticity, Theoretical and Clinical Aspects, Les Editions INSERM, Paris.

Hogan, N. (1986) Impedance Control Applied to Automated Deburring, pp. 359-366 in K.S. Narendra (ed.) Adaptive and Learning Systems: Theory and Applications, Plenum Press.

Hogan, N. (1986) Impedance Control of Contact Tasks Using Force Feedback, proceedings of the MIT SeaGrant Symposium on Undersea Teleoperators and Intelligent Autonomous Vehicles, pp. 27-43

Hogan, N. (1986) Multivariable Mechanics of the Neuromuscular System, proceedings of the 8th Annual Conference of the IEEE Engineering in Medicine and Biology Society, pp. 594-598.

Hogan, N. (1986) Prostheses, Myoelectrically Controlled, pp. 598-600 in T.F. McAinsh (ed.), Physics in Medicine and Biology Encyclopedia: Medical Physics, Bioengineering and Biophysics, Pergamon Press.

Newman, W. S. and Hogan, N. (1986) Time Optimal Control of Balanced Manipulators, pp. 177-184 in F.W. Paul and K. Youcef-Toumi (eds.), Robotics: Theory and Applications, ASME.

1985

Bizzi, E., Chapple, W. and Hogan, N. (1985) Mechanical Properties of Muscles, pp. 36-43 in E.V. Evarts, S.P. Wise and D. Bousfield (eds.), The Motor System in Neurobiology, Elsevier Biomedical Press.

Bizzi, E., Mussa-Ivaldi, F. A. and Hogan, N. (1985) Neural Control of Multi-Joint Arm Movement and Posture. Fifth International Symposium on Motor Control, Varna, Bulgaria.

Bizzi, E., Mussa-Ivaldi, F. A. and Hogan, N. (1985) Regulation of Multi-Joint Arm Posture and Movement, Progress in Brain Research, 64:345-351.

Flash, T. and Hogan, N. (1985) The Coordination of Arm Movements: An Experimentally Confirmed Mathematical Model, Journal of Neuroscience, Vol. 5, No. 7, pp. 1688-1703.

Hogan, N. (1985) Application of Impedance Control to Automated Deburring, presented at the 4th Yale Workshop on Applications of Adaptive Systems Theory.

Hogan, N. (1985) Control Strategies for Complex Movements Derived from Physical Systems Theory, in H. Haken (ed.) Complex Systems - Operational Approaches in Neurobiology, Physics, and Computers, Springer-Verlag, Berlin.

Hogan, N. (1985) Impedance Control of Upper Extremity Prostheses, paper presented at the 38th Annual Conference on Engineering in Medicine and Biology.

Hogan, N. (1985) Impedance Control: An Approach to Manipulation. Part I: Theory, ASME Journal of Dynamic Systems Measurement and Control, Vol. 107, pp. 1-7.

Hogan, N. (1985) Impedance Control: An Approach to Manipulation. Part II: Implementation, ASME Journal of Dynamic Systems Measurement and Control, Vol. 107, pp. 8-16.

Hogan, N. (1985) Impedance Control: An Approach to Manipulation. Part III: Application, ASME Journal of Dynamic Systems Measurement and Control, Vol. 107, pp. 17-24.

Hogan, N. (1985) Modelling Human Adaptive Behaviour, paper presented at the Integrated Ergonomics Modelling Seminar, National Academy of Science Committee on Human Factors.

Hogan, N. (1985) Modularity and Causality in Physical System Modelling, paper presented at the ASME Winter Annual Meeting.

Hogan, N. (1985) The Mechanics of Multi-Joint Posture and Movement Control, Biological Cybernetics, Vol. 52, pp. 315-331.

Kazerooni, H., Sheridan, T. B. and Hogan, N. (1985) Wide Bandwidth Positioning Systems for Space and Underwater Vehicles, paper presented at the International Submersible Technology Conference.

Mussa-Ivaldi, F. A., Hogan, N. and Bizzi, E. (1985) Neural, Mechanical and Geometric Factors Subserving Arm Posture in Humans, Journal of Neuroscience, Vol. 5, No. 10, pp. 2731-2743.

Mussa-Ivaldi, F. A., Hogan, N. and Bizzi, E. (1985) The Regulation of Multi-Joint Arm Posture, Society for Neuroscience Abstracts, 11:73.

Hogan, N., (1985) Impedance Control of Upper Extremity Prostheses, 38th ACEMB, p. 47, Chicago, IL.

1984

Abul-Haj, C. and Hogan, N. (1984) A Simulator for Evaluating Elbow-Prosthesis Designs, proceedings of the 2nd International Conference on Rehabilitation Engineering, pp. 30-31.

Bizzi, E., Accornero, N., Chapple, W. and Hogan, N. (1984) Posture Control and Trajectory Formation During Arm Movement, Journal of Neuroscience, Vol. 4, No. 11, pp. 2738-2744.

Hogan, N. (1984) Adaptive Control of Mechanical Impedance by Coactivation of Antagonist Muscles, IEEE Transactions on Automatic Control, Vol. AC-29, No. 8 pp. 681-690.

Hogan, N. (1984) An Organising Principle for A Class of Voluntary Movements, Journal of Neuroscience, Vol. 4, No. 11, pp. 2738-2744.

Hogan, N. (1984) Impedance Control of Industrial Robots, presented to the National Design Engineering Conference.

Hogan, N. (1984) Impedance Control of Industrial Robots, Robotics and Computer-Integrated Manufacturing, Vol. 1, No. 1, pp. 97-113.

Hogan, N. (1984) Impedance Control: An Approach to Manipulation, proceedings of the American Control Conference, Vol. 1, pp. 304-313.

Hogan, N. (1984) Some Computational Problems Simplified by Impedance Control, proceedings of the ASME Conference on Computers in Engineering, pp. 203-209.

McKeon, B., Hogan, N. and Bizzi, E. (1984) Effect of Temporary Path Constraint During Planar Arm Movement, presented at 14th Annual Meeting of the Society for Neuroscience.

Murray, W. R. and Hogan, N. (1984) High Fidelity Real-Time Force Estimation from EMG, proceedings of the 2nd International Conference on Rehabilitation Engineering, pp. 509-510.

Mussa-Ivaldi, F. A., Hogan, N. and Bizzi, E. (1984) Invariant Features of Hand Postural Stiffness, Society for Neuroscience Abstracts, 10:337.

1983

Andrews, J. R. and Hogan, N. (1983) Impedance Control as a Framework for Implemented Obstacle Avoidance in a Manipulator, pp. 243-251 in D. Hardt and W.J. Book, (eds.), Control of Manufacturing Processes and Robotic Systems, ASME.

Hocherman, S., Mussa-Ivaldi, F. A., Bizzi, E. and Hogan, N. (1983) Control of Multi-Joint Arm Posture, Society for Neuroscience Abstracts, 9:179.

Hogan, N. (1983) Mechanical Impedance Control in Assistive Devices and Manipulators, pp. 361-371 in M. Brady, J. Hollerbach, T. Johnson, T. Lozano-Perez and M. Mason Robot Motion: Planning and Control.

Moore, S. R. and Hogan, N. (1983) Part Referenced Manipulation - A Strategy Applied to Robotic Drilling, pp. 183-191 in D. Hardt and W.J. Book (eds.), Control of Manufacturing Processes and Robotic Systems, ASME.

1982

Bizzi, E., Accornero, N., Chapple, W. and Hogan, N. (1982) Arm Trajectory Formation in Monkeys, Experimental Brain Research Vol. 46, pp. 139-143.

Bizzi, E., Chapple, W. and Hogan, N. (1982) Mechanical Properties of Muscles: Implications for Motor Control, Trends in Neuroscience, Vol. 5, No. 11, pp. 395-398.

Flash, T. and Hogan, N. (1982) Evidence for an Optimization Strategy in Arm Trajectory Formation, presented at the 12th Annual Meeting of the Society for Neuroscience.

Hogan, N. (1982) An Optimal Processor for the Electrical Activity of Muscle, presented at 35th Annual Conference on Engineering in Medicine and Biology.

Hogan, N. (1982) Biomedical Engineering, pp. 275-278 in McGraw-Hill Encyclopedia of Science and Technology.

Hogan, N. (1982) Control and Coordination of Voluntary Arm Movement, proceedings of the IEEE American Control Conference, Vol. 2, pp. 522-527.

Hogan, N. (1982) Moving with Control: Using Control Theory to Understand Motor Behavior (commentary on article by R.B. Stein entitled "What Muscle Variable(s) Does the Nervous System Control in Limb Movements?"), The Behavioral and Brain Sciences, Vol. 5, No. 4, pp. 550.

Hogan, N. (1982) Programmable Impedance Control of Industrial Manipulators, presented at the 1982 Conference on CAD/CAM Technology in Mechanical Engineering, MIT.

Hogan, N. (1982) Prostheses Should Have Adaptively Controllable Impedance, proceedings of the IFAC Symposium on Control Aspects of Prosthetics and Orthotics, pp. 155-162.

Hogan, N. and Cotter, S. (1982) Cartesian Impedance Control of a Nonlinear Manipulator, pp. 121-128 in W.J. Book (ed.), Robotics Research and Advanced Applications, ASME.

Hogan, N. (1982) Impedance Control of Robots,Robotics Update, March, pp. 5-6.

1981

Abul-Haj, C. and Hogan, N. (1981) The Design of a Myoelectrically Controlled Upper Arm Prosthesis with Variable Mechanical Impedance, proceedings of the 9th Northeast Bioengineering Conference.

Bizzi, E., Accornero, N., Chapple, W. and Hogan, N. (1981) Central and Peripheral Mechanisms in Motor Control, pp. 23-24 in R.A. Thompson and J.R. Green (eds.), New Perspectives in Cerebral Localization, Raven Press, New York.

Bizzi, E., Accornero, N., Chapple, W. and Hogan, N. (1981) Mechanisms of Trajectory Formation in Intact and Deafferented Monkeys, presented at 11th Annual Meeting of the Society for Neuroscience.

Bizzi, E., Accornero, N., Chapple, W. and Hogan, N. (1981) Processes Underlying Arm Trajectory Formation, pp. 311-318 in Brain Mechanisms of Perceptual Awareness and Purposeful Behavior, Raven Press, New York.

Cunningham, E. A. and Hogan, N. (1981) Effects of Tissue Layers on the Surface Myoelectric Signal, IEEE Conference on Frontiers of Engineering Health Care.

Hogan, N. (1981) Impedance Control of a Robotic Manipulator, presented at the ASME Winter Annual Meeting.

1980

Hogan, N. (1980) Mechanical Impedance Control in Assistive Devices and Manipulators, proceedings of the IEEE Joint Automatic Controls Conference, Vol. 1, paper TA-10-B.

Hogan, N. (1980) The Role of Antagonist Co-activation in the Control of Natural Movement, proceedings of the 16th Annual Conference on Manual Control, pp. 571-583.

Hogan, N. (1980) Tuning Muscle Stiffness Can Simplify Control of Natural Movement, pp. 279-282 in V C. Mow (ed.), 1980 Advances in Bioengineering, ASME.

Hogan, N. and Mann, R. W. (1980) Myoelectric Signal Processing: Optimal Estimation Applied to Electromyography - Part I: Derivation of the Optimal Myoprocessor, IEEE Transactions on Biomedical Engineering, Vol. BME-27, No. 7, pp. 382-345.

Hogan, N. and Mann, R. W. (1980) Myoelectric Signal Processing: Optimal Estimation Applied to Electromyography - Part II: Experimental Demonstration of Optimal Myoprocessor Performance, IEEE Transactions on Biomedical Engineering, Vol. BME-27, No. 7, pp. 396-410.

1979

Hogan, N. (1979) Adaptive Stiffness Control in Human Movement, pp. 53-54 in M. K. Wells (ed.), 1979 Advances in Bioengineering, ASME.

Hogan, N. (1979) Improvements in Myoelectric Controllers for Assistive Devices, Interagency Conference on Rehabilitation Engineering.

Hogan, N. and Mann, R. W. (1979) A Factor-of-Five Improvement in Myoelectric Signal Processing, 4th Congress of the International Society for Electrophysiological Kinesiology.

Hogan, N. and Mann, R. W. (1979) An Improved Myoelectric Signal Processor, pp. 27-30 in M. K. Wells (ed.), 1979 Advances in Bioengineering, ASME.

Hogan, N. and Mann, R. W. (1979) Neurophysiological Feedback from Extremities, Bulletin of Prosthetics Research, Vol. 18, No. 2, p. 228.

1977

Hogan, N. and Mann, R. W. (1977) Cybernetic Considerations in the Use of Myoelectric Activity for Prosthesis Control, presented at the ASME Winter Annual Meeting.

1976

Hogan, N. (1976) A Review of the Methods of Processing EMG for Use as a Proportional Control Signal, Biomedical Engineering, Vol. 11, pp. 81-86.

1974

Hogan, N. (1974) An Evaluation of E.M.G. as a Proportional Control Signal, proceedings of the 2nd Annual New England Bioengineering Conference.

Hogan, N. and Mann, R. W. (1974) Detrimental Effects of Low-Frequency Noise in Proportional E.M.G. Controllers, proceedings of the 27th Annual Conference on Engineering in Medicine and Biology.

Hogan, N. and Mann, R. W. (1974) Limitations of Existing Proportional E.M.G. Processor, proceedings of the 1974 Conference on Engineering Devices in Rehabilitation.

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