Movements that are both variable and optimal

Journal of Human Kinetics

Volumn 34, Issue 1, 2012, Pages 5-13

  Latash, Mark L ^a  

^a PENNSYLVANIA STATE UNIVERSITY   (United States)

Author keywords

Abundance; Motor control; Optimization; Synergy; Variability

Indexed keywords

EID: 84877021211     PISSN: 16405544     EISSN: 18997562     Source Type: Journal    
DOI: 10.2478/v10078-012-0058-9     Document Type: Article

References (34)

1. Bernstein NA. The Co-ordination and Regulation of Movements. Pergamon Press, Oxford; 1967
2. Bernstein NA. On dexterity and its development. In: In: Latash ML, Turvey MT (Eds.) Dexterity and Its Development, pp. 1-244, Erlbaum Publ.: Mahwah, NJ; 1996
3. Domkin D, Laczko J, Jaric S, Johansson H, Latash ML. Structure of joint variability in bimanual pointing tasks. Exp Brain Res, 2002; 143: 11-23
4. Freitas SM, Scholz JP. Does hand dominance affect the use of motor abundance when reaching to uncertain targets? Hum Move Sci, 2009; 28: 169-190
5. Gelfand IM, Latash ML. On the problem of adequate language in movement science. Motor Control, 1998; 2: 306-313
6. Harris CM, Wolpert DM. Signal-dependent noise determines motor planning. Nature, 1998; 394: 780-784
7. Kang N, Shinohara M, Zatsiorsky VM, Latash ML. Learning multi-finger synergies: An uncontrolled manifold analysis. Exp Brain Res, 2004; 157: 336-350
8. Kapur S, Zatsiorsky VM, Latash ML. Age-related changes in the control of finger force vectors. J Appl Physiol, 2010; 109: 1827-1841
9. Klous M, Mikulic P, Latash ML. Two aspects of feed-forward postural control: Anticipatory postural adjustments and anticipatory synergy adjustments. J Neurophysiol, 2011; 105: 2275-2288
10. Latash ML. Synergy. Oxford University Press, New York; 2008
11. Latash ML. Motor synergies and the equilibrium-point hypothesis. Motor Control, 2010; 14: 294-322
12. Latash ML. The bliss (not the problem) of motor abundance (not redundancy). Exp Brain Res, 2012; 217: 1-5
13. Latash ML, Anson JG. What are normal movements in atypical populations? Behav Brain Sci, 1996; 19: 55-106
14. Latash ML, Kang N, Patterson D. Finger coordination in persons with Down syndrome: Atypical patterns of coordination and the effects of practice. Exp Brain Res, 2002a; 146: 345-355
15. Latash ML, Scholz JP, Schöner G. Motor control strategies revealed in the structure of motor variability. Exer Sport Sci Rev, 2002b; 30: 26-31
16. Latash ML, Scholz JP, Schöner G. Toward a new theory of motor synergies. Motor Control, 2007; 11: 276-308
17. Latash ML, Yarrow K, Rothwell JC. Changes in finger coordination and responses to single pulse TMS of motor cortex during practice of a multi-finger force production task. Exp Brain Res, 2003; 151: 60-71
18. Mattos D, Latash ML, Park E, Kuhl J, Scholz JP. Unpredictable elbow joint perturbation during reaching results in multijoint motor equivalence. J Neurophysiol, 2011; 106: 1424-1436
19. Newell KM. Motor skill acquisition. Ann Rev Psychol, 1991; 42: 213-237
20. Newell KM, Corcos DM (editors) Variability in Motor Control. Human Kinetics: Urbana, IL; 1993
21. Niu X, Latash ML, Zatsiorsky VM. Reproducibility and variability of the cost functions reconstructed from experimental recordings in multi-finger prehension. J Mot Behav, 2012; 44: 69-85
22. Olafsdottir H, Yoshida N, Zatsiorsky VM, Latash ML. Anticipatory covariation of finger forces during selfpaced and reaction time force production. Neurosci Lett, 2005; 381: 92-96
23. Park J, Zatsiorsky VM, Latash ML. Optimality vs. variability: An example of multi-finger redundant tasks. Exp Brain Res, 2010; 207: 119-132
24. Park J, Wu Y-H, Lewis MM, Huang X, Latash ML. Changes in multi-finger interaction and coordination in Parkinson's disease. J Neurophysiol (e-pub, PMID: 22552184); 2012
25. Reisman D, Scholz JP. Aspects of joint coordination are preserved during pointing in persons with post-stroke hemiparesis. Brain, 2003; 126: 2510-27
26. Scholz JP, Schöner G. The uncontrolled manifold concept: Identifying control variables for a functional task. Exp Brain Res, 1999; 126, 289-306
27. Scholz JP, Schöner G, Latash ML. Identifying the control structure of multijoint coordination during pistol shooting. Exp Brain Res, 2000; 135: 382-404
28. Shim JK, Kim SW, Oh SJ, Kang N, Zatsiorsky VM, Latash ML. Plastic changes in interhemispheric inhibition with practice of a two-hand force production task: A transcranial magnetic stimulation study. Neurosci Lett, 2005a; 374: 104-108.
29. Shim JK, Olafsdottir H, Zatsiorsky VM, Latash ML. The emergence and disappearance of multi-digit synergies during force production tasks. Exp Brain Res, 2005b, 164: 260-270
30. Shim JK, Park J, Zatsiorsky VM, Latash ML. Adjustments of prehension synergies in response to self-triggered and experimenter-triggered load and torque perturbations. Exp Brain Res, 2006; 175: 641-653
31. Shinohara M, Scholz JP, Zatsiorsky VM, Latash ML. Finger interaction during accurate multi-finger force production tasks in young and elderly persons. Exp Brain Res, 2004; 156: 282-292
32. Terekhov AV, Pesin YB, Niu X, Latash ML, Zatsiorsky VM. An analytical approach to the problem of inverse optimization: An application to human prehension. J Math Biol, 2010; 61: 423-453
33. Terekhov AV, Zatsiorsky VM. Analytical and numerical analysis of inverse optimization problems. Biol Cybern, 2011; 104: 75-93
34. Zhang W, Scholz JP, Zatsiorsky VM, Latash ML. What do synergies do? Effects of secondary constraints on multi-digit synergies in accurate force-production tasks. J Neurophysiol, 2008; 99: 500-513