Recent Publications

  1. Selgrade, B.P., Toney, M.E., Chang, Y-H. Changes in mechanical work during locomotor adaptation split-belt treadmill walking in trans-tibial amputees. [In preparation].
  2. Thajchayapong, M., Cho, G., Selgrade, B.P., Toney, M.E., Chang, Y-H. Changes in mechanical work during locomotor adaptation in split-belt treadmill walking. [In preparation].
  3. Littrell, M.E., Chang, Y-H., Selgrade, B.P. Development of a low-cost system to analyze kinetics and kinematics of human locomotion. [Under Review].

  4. Selgrade BP, Chang YH. Locomotor control of limb force switches from minimal intervention principle in early adaptation to noise reduction in late adaptation. J Neurophysiol. 2015 Mar 1;113(5):1451-61. doi: 10.1152/jn.00246.2014. Epub 2014 Dec 4.

  5. Toney ME, Chang YH. Humans robustly adhere to dynamic walking principles by harnessing motor abundance to control forces. Exp Brain Res. 2013 Dec;231(4):433-43. doi: 10.1007/s00221-013-3708-9. Epub 2013 Oct 1.

  6. Bauman JM, Chang YH. Rules to limp by: joint compensation conserves limb function after peripheral nerve injury. Biol Lett. 2013 Aug 14;9(5):20130484. doi: 10.1098/rsbl.2013.0484. Print 2013 Oct 23.

  7. Auyang AG, Chang YH. Effects of a foot placement constraint on use of motor equivalence during human hopping. PLoS One. 2013 Jul 30;8(7):e69429. doi: 10.1371/journal.pone.0069429. Print 2013.

  8. Hochman S, Hayes HB, Speigel I, Chang YH. Force-sensitive afferents recruited during stance encode sensory depression in the contralateral swinging limb during locomotion. Ann N Y Acad Sci. 2013 Mar;1279:103-13. doi: 10.1111/nyas.12055

  9. Hochman S, Gozal EA, Hayes HB, Anderson JT, DeWeerth SP, Chang YH. Enabling techniques for in vitro studies on mammalian spinal locomotor mechanisms. Front Biosci (Landmark Ed). 2012 Jun 1;17:2158-80. Review

  10. Hayes HB, Chang YH, Hochman S. Stance-phase force on the opposite limb dictates swing-phase afferent presynaptic inhibition during locomotion. J Neurophysiol. 2012 Jun;107(11):3168-80. doi: 10.1152/jn.01134.2011. Epub 2012 Mar 21.

  11. Yeom HJ, Selgrade BP, Chang YH, Kim JL. Motor noise removal for determining gait events over treadmill walking using wavelet filter. J Adv Smart Convergence. 2012;1(1):48-51.

  12. Been LE, Bauman JM, Petrulis A, Chang YH. X-ray kinematics analysis of vaginal scent marking in female Syrian hamsters (Mesocricetus auratus). Physiol Behav. 2012 Feb 28;105(4):1021-7. doi: 10.1016/j.physbeh.2011.11.007. Epub 2011 Dec 2.

Other Publications

  1. Yeom, H.J. and Y.-H. Chang. Autogenic EMG-controlled functional electrical stimulation for ankle dorsiflexion control. J. Neuroscience Methods, 193: 118-125, 2010; DOI: 10.1016/j.jneumeth.2010.08.011.
  2. Yen, J.T. and Y.-H. Chang. Rate-dependent control strategies stabilize limb forces during human locomotion. J. Royal Society Interface, 7: 801-810, 2010; DOI: 10.1098/rsif.2009.0296.
  3. Bauman, J. and Y.-H. Chang. High-speed X-ray video demonstrates significant skin movement errors with standard optical kinematics during rat locomotion. J. Neuroscience Methods, 186: 18-24, 2010.
  4. Chang, Y.-H., A. Auyang, J.P. Scholz, and T.R. Nichols. Whole limb kinematics are preferentially conserved over individual joint kinematics after peripheral nerve injury. J. Experimental Biology, 212: 3511-3521, 2009.
  5. Yen, J.T., A.G. Auyang, and Y.-H. Chang. Joint-level kinetic redundancy is exploited to control limb-level forces during human hopping. Experimental Brain Research, 196: 439-451, 2009.
  6. Hayes, H.B., Y.-H. Chang, and S. Hochman. An in vitro spinal cord-hindlimb preparation for studying behaviorally relevant rat locomotor function. J. Neurophysiology, 101: 1114-1122, 2009.
  7. Auyang, A.G., J.T. Yen, and Y.-H. Chang. Neuromechanical stabilization of leg length and orientation through interjoint compensation during human hopping. Experimental Brain Research, 192: 253-264, 2009.
  8. Chang, Y.-H., Roiz, R.A., and A.G. Auyang. Intralimb compensation strategy depends on the nature of joint perturbation in human hopping. J. Biomechanics, 41(9): 1832-1839, 2008.
  9. Yeom, H. J., Park, Y.C. and Y.-H. Chang. Eigen filter to detect volitional EMG signals in autogenic EMG-controlled FES. IEEE Electronics Letters, 43(25): 1410-1411, 2007.
  10. Chang, Y.-H. and R. Kram. Limitations to running speed on flat curves. J. Experimental Biology, 210:971-982, 2007.
  11. Chang, Y.-H., C.M. Hamerski and R. Kram. Applied horizontal force increases impact loading in reduced gravity running. J. Biomechanics, 34: 679-685, 2001.
  12. Bertram, J.E.A. and Y.-H. Chang. Mechanical energy oscillations of two brachiation gaits: measurement and simulation. American J. Physical Anthropology, 115: 319-326, 2001.
  13. Chang, Y.-H., J.E.A. Bertram and D.V. Lee. External forces and torques generated by the brachiating whitehanded gibbon (Hylobates lar). American J. Physical Anthropology, 113: 201-216, 2000.
  14. Chang, Y.-H., H.-W.C. Huang, C.M. Hamerski and R. Kram. The independent effects of gravity and inertia on running mechanics. J. Experimental Biology, 203: 229-238, 2000.
  15. Chang, Y.-H. and R. Kram. Metabolic cost of generating horizontal forces during human running. J. Applied Physiology, 86: 1657-1662, 1999.
  16. Bertram, J.E.A., A. Ruina, C.E. Cannon, Y.-H. Chang and M.J. Coleman. A point-mass model of gibbon locomotion. J. Experimental Biology, 202: 2609-2617, 1999.
  17. Kram, R., T.M. Griffin, J.M. Donelan and Y.-H. Chang. Force treadmill for measuring vertical and horizontal ground reaction forces. J. Applied Physiology, 85: 764-769, 1998.
  18. Chang, Y.-H., J.E.A. Bertram and A. Ruina. A dynamic force and moment analysis system for brachiation. J. Experimental Biology, 200: 3013-3020, 1997.
  19. Schutt, W.A., J.S. Altenbach, Jr., Y.-H. Chang, D.M. Cullinane, J.W. Hermanson, F. Muradali and J.E.A. Bertram. The dynamics of flight-initiating jumps in the common vampire bat (Desmodus rotundus). J. Experimental Biology, 200: 3003-3012, 1997.

Book Chapters

  1. Chang, Y.-H. Limb compensation strategies for controlling locomotor stability. In: “Advances in Neuromuscular Physiology of Motor Skills and Muscle Fatigue”. ed., M. Shinohara. Invited Book Chapter, 191-213, 2009
  2. Chang, Y.-H. and S. Latourelle. Simple methods for modeling the physiology of arterial dynamics. In: “Laboratory Manual for Physiology”. D.U. Silverthorn, B.R. Johnson and A.C. Mills (eds.). Benjamin Cummings, San Francisco, p. 93-105, 2005.

Presentations, Posters and Conference Abstracts

  1. Selgrade, B.P., Toney, M.E., Chang, Y.H. Split-belt treadmill adaptation in trans-tibial amputees. Neuroscience 2015, October, 17, 2015.
  2. Selgrade, B.P., Chang, Y.H. The control strategy for human locomotor adaptation changes with practice from optimal feedback control to noise reduction. Georgia Tech Bioengineering conference, August 15, 2013.
  3. Selgrade, B.P., Chang, Y.H. The control strategy for human locomotor adaptation changes with practice from optimal feedback control to noise reduction. International Society of Biomechanics Brazil, August 8, 2013.
  4. Selgrade, B.P., Chang, Y.H. Adaptation of limb forces to altered visual feedback during human hopping. Neuroscience 2012, October, 14, 2012.