Publications

Book Chapters

  • Ting, L.H., Chiel H.J. (2015) "Chapter 12: Muscle, biomechanics, and implications for neural control". In: The Neurobiology of Motor Control: Fundamental Concepts and New Directions, Hooper, S. L., Büschges, A., eds. Wiley, New York 

  • Allen, J.L., Ting L.H. (2015) "Why is neuromechanical modeling of posture and locomotion so hard?". In: Neuromechanical Modeling of Posture and Locomotion, Prilutsky, B. I., Edwards, D. H., eds.  Springer, Berlin  

  • Ting, L.H., Allen J.L. (2014) "Neuromechanics of Postural Control". In: Encyclopedia of Computational Neuroscience, Jaeger, D., Jung, R., eds. Springer Science+Business Media, New York  

  • Ting, L.H., Chvatal S.A. (2011) "Decomposing muscle activity in motor tasks: methods and interpretation ". In: Experiments Motor Control: Theories, and Applications, Danion, F., Latash, M. L., eds. Oxford University Press, New York  [download PDF, Matlab tutorial]

  • Ting, L.H. (2008) "Postural Synergies". In: Encyclopedia of Neuroscience, Binder, M. D., Hirokawa, N., Windhorst, U., Hirsch, H. C., eds.  Springer, Berlin  [download PDF]

Review Articles

  • Ting, L.H., Chiel H.J., Trumbower R.D., et al. (2015). Neuromechanical principles underlying movement modularity and their implications for rehabilitation. Neuron, 86(1):38-54. doi:10.1016/j.neuron.2015.02.042. PMC4392340  [download PDF]

  • Sawers, A., Ting L.H. (2014). Perspectives on human-human sensorimotor interactions for the design of rehabilitation robots. J Neuroeng Rehabil, 11:142. doi:10.1186/1743-0003-11-142. PMC4197261  [download PDF]

  • Ting, L.H., Chvatal S.A., Safavynia S.A., McKay J.L. (2012). Review and perspective: neuromechanical considerations for predicting muscle activation patterns for movement. Int J Numer Method Biomed Eng, 28(10):1003-1014. doi:10.1002/cnm.2485. PMC4121429  [download PDF]

  • Safavynia, S.A., Torres-Oviedo G., Ting L.H. (2011). Muscle Synergies: Implications for Clinical Evaluation and Rehabilitation of Movement. Top Spinal Cord Inj Rehabil, 17(1):16-24. doi:10.1310/sci1701-16. PMC3143193 [download PDF]

  • Ting, L.H., van Antwerp K.W., Scrivens J.E., et al. (2009). Neuromechanical tuning of nonlinear postural control dynamics. Chaos, 19(2):026111. doi:10.1063/1.3142245. PMC2832047 [download PDF]

  • Chiel, H.J., Ting L.H., Ekeberg O., Hartmann M.J. (2009). The brain in its body: motor control and sensing in a biomechanical context. J Neurosci, 29(41):12807-12814. doi:10.1523/JNEUROSCI.3338-09.2009. PMC2794418 [download PDF]

  • Ting, L.H., McKay J.L. (2007). Neuromechanics of muscle synergies for posture and movement. Current opinion in neurobiology, 17(6):622-628. doi:10.1016/j.conb.2008.01.002. PMC4350235 [download PDF]

  • Ting, L.H. (2007). Dimensional reduction in sensorimotor systems: a framework for understanding muscle coordination of posture. Progress in brain research, 165:299-321. doi:10.1016/s0079-6123(06)65019-x. PMC4121431 [download PDF]

Recent Abstracts

  • De Groote, F., Allen, J.L., Ting, L.H., 2016. Muscle short-range stiffness explains inverse dynamics joint torques during early perturbed standing. 40th Annual Meeting of the American Society of Biomechanics. Raleigh, NC, US. August 2-5.
  • Allen J.L., Kesar T.M., Ting L.H., 2016. Evaluating the effects of gait rehabilitation on post-stroke muscle coordination. 40th Annual meeting of the American Society of Biomechanics. Raleigh, NC. August 2-5.

  • Gomez-del Campo, A.C., Sawers, A., Payne, A.M., Ting, L.H., 2016. Center of pressure mean velocity predicts single limb stance time in experts and novices. XXI Congress of the International Society of Electrophysiology and Kinesiology, Chicago, IL. July 5-8.

  • McKay J.L., Ting L.H., & Hackney M.E., 2016. Altered sensorimotor transformations for balance in Parkinson’s disease. In: XXI Congress of the International Society of Electrophysiology and Kinesiology, Chicago, Il. July 5-8.* 

  • Allen J.L., Sawers A, and Ting L.H., 2016. The same library of muscle synergies are shared across diverse locomotor tasks.  XXI International Society of Electrophysiology and Kinesiology Congress. Chicago, IL. July 5-8.

  • Payne, A.M., Sawers, A., Allen, J.L., Macpherson, J.M., Ting, L.H., 2016. Redundant layers of modular motor control revealed by peripheral sensory loss. Janelia Research Campus, Motor Control Circuits, Structure, Function and Behavior. May 9-12. 

  • Lang K.C., McKay J.L., Hackney ME, Ting L.H., 2016.  Leg muscle modulation during balance recovery in older adults with and without Parkinson’s disease.  In: Translational Science 2016, Washington, DC, April 13-15.

  • Zhu T., McKay J.L., Payne A.M., Ting L.H., & Clifford G, 2015. Crowdsourced annotation of EMG onset times in healthy individuals and Parkinson disease. In: 2015 World Congress of the International Society for Posture and Gait Research. Seville, Spain. June 28-July 2.

  • Song, Y.S., Chen, T.L., Bhattacharjee, T., McKay, J.L., Hackney, M.E., Kemp, C.C., Ting, L.H., Human arms remove energy during blindfolded partnered stepping tasks with a robot follower. ICRA Workshop on Rehabilitation Robotics and Human-Robot Interaction (Seattle, WA, 2015).

  • Blum, K.P., d’Incamps, B.L., Zytnicki, D., Ting, L.H., Muscle Spindles Encode Force Information. Neural Control of Movement Annual Meeting (Charleston, S.C., U.S.A., 2015). 

  • Versteeg, C., Allen, J.L., Ting, L.H., Hip and ankle responses for reactive balance emerge from task-level control of trunk and center-of-mass kinematics: A simulation study. Society for Neuroscience (Washington D.C. 2014). 

  • Lang, K.C., McKay, J.L., Compton, H., Harris, M., Perry, J., RobertsC., Hackney, M.E., Ting, L.H. Does successful adapted tango rehabilitation improve postural response scaling in individuals with Parkinson’s disease? Society for Neuroscience (Washington D.C. 2014).

Manuscripts

  • Versteeg, C., Ting, L.H., Allen, J.L. (2016) Interactions between high-level task goals alters reactive balance recovery strategies in a detailed musculoskeletal model. Journal of Biomechanics, in press.

  • Puntkattalee, M.J., Whitmire C.J., Macklin A.S., Stanley G.B., Ting L.H. (2016). Directional acuity of whole body perturbations during standing balance. Gait and Posture, 48:77-82. [download PDF]

  • McKay, J.L., Ting L.H., Hackney M.E. (2016). Balance, body motion, and muscle activity after dance-based rehabilitation in individuals with Parkinson's disease: a pilot study. Journal of Neurologic Physical Therapy

  • Sohn, M.H., Ting L.H. (2016). Suboptimal Muscle Synergy Activation Patterns Generalize their Motor Function across Postures. Front Comput Neurosci, 10:7. doi:10.3389/fncom.2016.00007. PMC4740401 [download PDF]

  • Simpson, C.S., Sohn M.H., Allen J.L., Ting L.H. (2015). Feasible muscle activation ranges based on inverse dynamics analyses of human walking. J Biomech, 48(12):2990-2997. doi:10.1016/j.jbiomech.2015.07.037. PMC4592831 [download PDF]

  • Sawers, A., Ting L.H. (2015). Beam walking can detect differences in walking balance proficiency across a range of sensorimotor abilities. Gait Posture, 41(2):619-623. doi:10.1016/j.gaitpost.2015.01.007.[download PDF]

  • Sawers, A., Allen J.L., Ting L.H. (2015). Long-term training modifies the modular structure and organization of walking balance control. J Neurophysiol, 114(6):3359-3373. doi:10.1152/jn.00758.2015. PMC4868379 [download PDF]

  • Chen, T.L., Bhattacharjee T., McKay J.L., et al. (2015). Evaluation by Expert Dancers of a Robot That Performs Partnered Stepping via Haptic Interaction. PLoS One, 10(5):e0125179. doi:10.1371/journal.pone.0125179. PMC4438977 [download PDF]

  • Welch, T.D., Ting L.H. (2014). Mechanisms of motor adaptation in reactive balance control. PLoS One, 9(5):e96440. doi:10.1371/journal.pone.0096440. PMC4014487 [download PDF]

  • Joseph Jilk, D., Safavynia S.A., Ting L.H. (2014). Contribution of vision to postural behaviors during continuous support-surface translations. Exp Brain Res, 232(1):169-180. doi:10.1007/s00221-013-3729-4. PMC4065169 [download PDF]

  • Hayes, H.B., Chvatal S.A., French M.A., Ting L.H., Trumbower R.D. (2014). Neuromuscular constraints on muscle coordination during overground walking in persons with chronic incomplete spinal cord injury. Clin Neurophysiol, 125(10):2024-2035. doi:10.1016/j.clinph.2014.02.001. PMC4133333 [download PDF]

  • Bolger, D., Ting L.H., Sawers A. (2014). Individuals with transtibial limb loss use interlimb force asymmetries to maintain multi-directional reactive balance control. Clin Biomech (Bristol, Avon), 29(9):1039-1047. doi:10.1016/j.clinbiomech.2014.08.007. PMC4337775 [download PDF]

  • Bartlett, H.L., Ting L.H., Bingham J.T. (2014). Accuracy of force and center of pressure measures of the Wii Balance Board. Gait Posture, 39(1):224-228. doi:10.1016/j.gaitpost.2013.07.010. PMC3842432 [download PDF]

  • Sohn, M.H., McKay J.L., Ting L.H. (2013). Defining feasible bounds on muscle activation in a redundant biomechanical task: practical implications of redundancy. J Biomech, 46(7):1363-1368. doi:10.1016/j.jbiomech.2013.01.020. PMC4021711 [download PDF]

  • Safavynia, S.A., Ting L.H. (2013). Sensorimotor feedback based on task-relevant error robustly predicts temporal recruitment and multidirectional tuning of muscle synergies. J Neurophysiol, 109(1):31-45. doi:10.1152/jn.00684.2012. PMC3545166 [download PDF]

  • Safavynia, S.A., Ting L.H. (2013). Long-latency muscle activity reflects continuous, delayed sensorimotor feedback of task-level and not joint-level error. J Neurophysiol, 110(6):1278-1290. doi:10.1152/jn.00609.2012. PMC3763153 [download PDF]

  • McKay, J.L., Welch T.D., Vidakovic B., Ting L.H. (2013). Statistically significant contrasts between EMG waveforms revealed using wavelet-based functional ANOVA. J Neurophysiol, 109(2):591-602. doi:10.1152/jn.00447.2012. PMC3545469 [download PDF]

  • Chvatal, S.A., Ting L.H. (2013). Common muscle synergies for balance and walking. Front Comput Neurosci, 7:48. doi:10.3389/fncom.2013.00048. PMC3641709 [download PDF]

  • Chvatal, S.A., Macpherson J.M., Torres-Oviedo G., Ting L.H. (2013). Absence of postural muscle synergies for balance after spinal cord transection. J Neurophysiol, 110(6):1301-1310. doi:10.1152/jn.00038.2013. PMC3763149 [download PDF]

  • Bingham, J.T., Ting L.H. (2013). Stability radius as a method for comparing the dynamics of neuromechanical systems. IEEE Trans Neural Syst Rehabil Eng, 21(5):840-848. doi:10.1109/TNSRE.2013.2264920. PMC4387576 [download PDF]

  • Safavynia, S.A., Ting L.H. (2012). Task-level feedback can explain temporal recruitment of spatially fixed muscle synergies throughout postural perturbations. J Neurophysiol, 107(1):159-177. doi:10.1152/jn.00653.2011. PMC3349688 [download PDF]

  • McKay, J.L., Ting L.H. (2012). Optimization of muscle activity for task-level goals predicts complex changes in limb forces across biomechanical contexts. PLoS Comput Biol, 8(4):e1002465. doi:10.1371/journal.pcbi.1002465. PMC3325175 [download PDF]

  • Chvatal, S.A., Ting L.H. (2012). Voluntary and reactive recruitment of locomotor muscle synergies during perturbed walking. J Neurosci, 32(35):12237-12250. doi:10.1523/JNEUROSCI.6344-11.2012. PMC3465667 [download PDF]

  • Bunderson, N.E., Bingham J.T., Sohn M.H., Ting L.H., Burkholder T.J. (2012). Neuromechanic: a computational platform for simulation and analysis of the neural control of movement. Int J Numer Method Biomed Eng, 28(10):1015-1027. doi:10.1002/cnm.2486. PMC4347873 [download PDF]

  • Chvatal, S.A., Torres-Oviedo G., Safavynia S.A., Ting L.H. (2011). Common muscle synergies for control of center of mass and force in nonstepping and stepping postural behaviors. J Neurophysiol, 106(2):999-1015. doi:10.1152/jn.00549.2010. PMC3154805 [download PDF]

  • Bingham, J.T., Choi J.T., Ting L.H. (2011). Stability in a frontal plane model of balance requires coupled changes to postural configuration and neural feedback control. J Neurophysiol, 106(1):437-448. doi:10.1152/jn.00010.2011. PMC3129728[download PDF]

  • Trivedi, H., Leonard J.A., Ting L.H., Stapley P.J. (2010). Postural responses to unexpected perturbations of balance during reaching. Exp Brain Res, 202(2):485-491. doi:10.1007/s00221-009-2135-4. PMC4059204 [download PDF]

  • Torres-Oviedo, G., Ting L.H. (2010). Subject-specific muscle synergies in human balance control are consistent across different biomechanical contexts. J Neurophysiol, 103(6):3084-3098. doi:10.1152/jn.00960.2009. PMC2888239 [download PDF]

  • Clark, D.J., Ting L.H., Zajac F.E., Neptune R.R., Kautz S.A. (2010). Merging of healthy motor modules predicts reduced locomotor performance and muscle coordination complexity post-stroke. J Neurophysiol, 103(2):844-857. doi:10.1152/jn.00825.2009. PMC2822696 [download PDF]

  • Bunderson, N.E., McKay J.L., Ting L.H., Burkholder T.J. (2010). Directional constraint of endpoint force emerges from hindlimb anatomy. J Exp Biol, 213(Pt 12):2131-2141. doi:10.1242/jeb.037879. PMC2878289 [download PDF]

  • Welch, T.D., Ting L.H. (2009). A feedback model explains the differential scaling of human postural responses to perturbation acceleration and velocity. J Neurophysiol, 101(6):3294-3309. doi:10.1152/jn.90775.2008. PMC2694108 [download PDF]

  • Welch, T.D., Ting L.H. (2008). A feedback model reproduces muscle activity during human postural responses to support-surface translations. J Neurophysiol, 99(2):1032-1038. doi:10.1152/jn.01110.2007. [download PDF]

  • Scrivens, J.E., Deweerth S.P., Ting L.H. (2008). A robotic device for understanding neuromechanical interactions during standing balance control. Bioinspir Biomim, 3(2):026002. doi:10.1088/1748-3182/3/2/026002. [download PDF]

  • McKay, J.L., Ting L.H. (2008). Functional muscle synergies constrain force production during postural tasks. J Biomech, 41(2):299-306. doi:10.1016/j.jbiomech.2007.09.012. PMC4350792 [download PDF]

  • Bunderson, N.E., Burkholder T.J., Ting L.H. (2008). Reduction of neuromuscular redundancy for postural force generation using an intrinsic stability criterion. J Biomech, 41(7):1537-1544. doi:10.1016/j.jbiomech.2008.02.004. PMC4121430 [download PDF]

  • van Antwerp, K.W., Burkholder T.J., Ting L.H. (2007). Inter-joint coupling effects on muscle contributions to endpoint force and acceleration in a musculoskeletal model of the cat hindlimb. J Biomech, 40(16):3570-3579. doi:10.1016/j.jbiomech.2007.06.001. PMC4346316 [download PDF]

  • Torres-Oviedo, G., Ting L.H. (2007). Muscle synergies characterizing human postural responses. J Neurophysiol, 98(4):2144-2156. doi:10.1152/jn.01360.2006. [download PDF]

  • McKay, J.L., Burkholder T.J., Ting L.H. (2007). Biomechanical capabilities influence postural control strategies in the cat hindlimb. J Biomech, 40(10):2254-2260. doi:10.1016/j.jbiomech.2006.10.013. PMC3137431 [download PDF]

  • Macpherson, J.M., Everaert D.G., Stapley P.J., Ting L.H. (2007). Bilateral vestibular loss in cats leads to active destabilization of balance during pitch and roll rotations of the support surface. J Neurophysiol, 97(6):4357-4367. doi:10.1152/jn.01338.2006. [download PDF]

  • Lockhart, D.B., Ting L.H. (2007). Optimal sensorimotor transformations for balance. Nat Neurosci, 10(10):1329-1336. doi:10.1038/nn1986. [download PDF]

  • Bunderson, N.E., Ting L.H., Burkholder T.J. (2007). Asymmetric interjoint feedback contributes to postural control of redundant multi-link systems. Journal of neural engineering, 4(3):234-245. doi:10.1088/1741-2560/4/3/009. PMC3137134 [download PDF]

  • Torres-Oviedo, G., Macpherson J.M., Ting L.H. (2006). Muscle synergy organization is robust across a variety of postural perturbations. J Neurophysiol, 96(3):1530-1546. doi:10.1152/jn.00810.2005. [download PDF]

  • Stapley, P.J., Ting L.H., Kuifu C., Everaert D.G., Macpherson J.M. (2006). Bilateral vestibular loss leads to active destabilization of balance during voluntary head turns in the standing cat. J Neurophysiol, 95(6):3783-3797. doi:10.1152/jn.00034.2006. [download PDF]

  • Ting, L.H., Macpherson J.M. (2005). A limited set of muscle synergies for force control during a postural task. J Neurophysiol, 93(1):609-613. doi:10.1152/jn.00681.2004. [download PDF]

  • Ting, L.H., Macpherson J.M. (2004). Ratio of shear to load ground-reaction force may underlie the directional tuning of the automatic postural response to rotation and translation. J Neurophysiol, 92(2):808-823. doi:10.1152/jn.00773.2003. [download PDF]

  • Stapley, P.J., Ting L.H., Hulliger M., Macpherson J.M. (2002). Automatic postural responses are delayed by pyridoxine-induced somatosensory loss. J Neurosci, 22(14):5803-5807. doi:20026600. [download PDF]

  • Brizzi, L., Ting L.H., Zytnicki D. (2002). Positive proprioceptive feedback elicited by isometric contractions of ankle flexors on pretibial motoneurons in cats. J Neurophysiol, 88(5):2207-2214. doi:10.1152/jn.01051.2001. [download PDF]

  • Ting, L.H., Kautz S.A., Brown D.A., Zajac F.E. (2000). Contralateral movement and extensor force generation alter flexion phase muscle coordination in pedaling. J Neurophysiol, 83(6):3351-3365. [download PDF]

  • Ting, L.H., Kautz S.A., Brown D.A., Zajac F.E. (1999). Phase reversal of biomechanical functions and muscle activity in backward pedaling. J Neurophysiol, 81(2):544-551. [download PDF]

  • Ting, L.H., Raasch C.C., Brown D.A., Kautz S.A., Zajac F.E. (1998). Sensorimotor state of the contralateral leg affects ipsilateral muscle coordination of pedaling. J Neurophysiol, 80(3):1341-1351. [download PDF]

  • Ting, L.H., Blickhan R., Full R.J. (1994). Dynamic and static stability in hexapedal runners. J Exp Biol, 197:251-269. [download PDF]

  • Blickhan, R., Full R.J., Ting L.H. (1993). Exoskeletal strain: evidence for trot-gallop transition in rapidly moving ghost crabs. Journal of Experimental Biology 179:301-321. [download PDF]

  • Full, R.J., Blickhan R., Ting L.H. (1991). Leg design in hexapedal runners. J Exp Biol, 158:369-390. [download PDF]