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Items: 1 to 50 of 158

1.

Optimality and stability of intentional and unintentional actions: I. Origins of drifts in performance.

Parsa B, Terekhov A, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2017 Feb;235(2):481-496. doi: 10.1007/s00221-016-4809-z. Epub 2016 Oct 26.

2.

Optimality and stability of intentional and unintentional actions: II. Motor equivalence and structure of variance.

Parsa B, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2017 Feb;235(2):457-470. doi: 10.1007/s00221-016-4806-2. Epub 2016 Oct 24.

3.

The synergic control of multi-finger force production: stability of explicit and implicit task components.

Reschechtko S, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2017 Jan;235(1):1-14. doi: 10.1007/s00221-016-4768-4. Epub 2016 Sep 6.

4.

Unsteady steady-states: central causes of unintentional force drift.

Ambike S, Mattos D, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2016 Dec;234(12):3597-3611. Epub 2016 Aug 19.

5.

Analytical Inverse Optimization in Two-Hand Prehensile Tasks.

Parsa B, Ambike S, Terekhov A, Zatsiorsky VM, Latash ML.

J Mot Behav. 2016 Sep-Oct;48(5):424-34. doi: 10.1080/00222895.2015.1123140. Epub 2016 Jun 2.

6.

On the nature of unintentional action: a study of force/moment drifts during multifinger tasks.

Parsa B, O'Shea DJ, Zatsiorsky VM, Latash ML.

J Neurophysiol. 2016 Aug 1;116(2):698-708. doi: 10.1152/jn.00180.2016. Epub 2016 May 18.

7.

Interpersonal synergies: static prehension tasks performed by two actors.

Solnik S, Reschechtko S, Wu YH, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2016 Aug;234(8):2267-82. doi: 10.1007/s00221-016-4632-6. Epub 2016 Mar 28.

8.

The nature of constant and cyclic force production: unintentional force-drift characteristics.

Ambike S, Mattos D, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2016 Jan;234(1):197-208. doi: 10.1007/s00221-015-4453-z. Epub 2015 Sep 29.

PMID:
26419663
9.

Unintentional changes in the apparent stiffness of the multi-joint limb.

Zhou T, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2015 Oct;233(10):2989-3004. doi: 10.1007/s00221-015-4369-7. Epub 2015 Jul 14.

10.

Force-stabilizing synergies in motor tasks involving two actors.

Solnik S, Reschechtko S, Wu YH, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2015 Oct;233(10):2935-49. doi: 10.1007/s00221-015-4364-z. Epub 2015 Jun 24.

11.

Task-specific stability of multifinger steady-state action.

Reschechtko S, Zatsiorsky VM, Latash ML.

J Mot Behav. 2015;47(5):365-77. doi: 10.1080/00222895.2014.996281. Epub 2015 Jan 7.

12.

Processes underlying unintentional finger-force changes in the absence of visual feedback.

Ambike S, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2015 Mar;233(3):711-21. doi: 10.1007/s00221-014-4148-x. Epub 2014 Nov 23.

PMID:
25417192
13.

Learning to combine high variability with high precision: lack of transfer to a different task.

Wu YH, Truglio TS, Zatsiorsky VM, Latash ML.

J Mot Behav. 2015;47(2):153-65. doi: 10.1080/00222895.2014.961892. Epub 2014 Nov 3.

PMID:
25365477
14.

Motor equivalence during multi-finger accurate force production.

Mattos D, Schöner G, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2015 Feb;233(2):487-502. doi: 10.1007/s00221-014-4128-1. Epub 2014 Oct 25.

15.

Stability of multifinger action in different state spaces.

Reschechtko S, Zatsiorsky VM, Latash ML.

J Neurophysiol. 2014 Dec 15;112(12):3209-18. doi: 10.1152/jn.00395.2014. Epub 2014 Sep 24.

16.

Postural sway and perceived comfort in pointing tasks.

Solnik S, Pazin N, Coelho CJ, Rosenbaum DA, Zatsiorsky VM, Latash ML.

Neurosci Lett. 2014 May 21;569:18-22. doi: 10.1016/j.neulet.2014.03.034. Epub 2014 Mar 28.

17.

Internal forces during static prehension: effects of age and grasp configuration.

Solnik S, Zatsiorsky VM, Latash ML.

J Mot Behav. 2014;46(4):211-22. doi: 10.1080/00222895.2014.881315. Epub 2014 Mar 20.

18.

Factors affecting grip force: anatomy, mechanics, and referent configurations.

Ambike S, Paclet F, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2014 Apr;232(4):1219-31. doi: 10.1007/s00221-014-3838-8. Epub 2014 Jan 31.

19.

Prehension synergies during fatigue of a single digit: adaptations in control with referent configurations.

Singh T, Zatsiorsky VM, Latash ML.

Motor Control. 2014 Jul;18(3):278-96. doi: 10.1123/mc.2013-0069. Epub 2014 Jan 21.

20.

Finger enslaving in the dominant and non-dominant hand.

Wilhelm LA, Martin JR, Latash ML, Zatsiorsky VM.

Hum Mov Sci. 2014 Feb;33:185-93. doi: 10.1016/j.humov.2013.10.001. Epub 2013 Dec 18.

21.

Mechanical properties of the human hand digits: age-related differences.

Park J, Pažin N, Friedman J, Zatsiorsky VM, Latash ML.

Clin Biomech (Bristol, Avon). 2014 Feb;29(2):129-37. doi: 10.1016/j.clinbiomech.2013.11.022. Epub 2013 Dec 4.

22.

Enslaving in a serial chain: interactions between grip force and hand force in isometric tasks.

Paclet F, Ambike S, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2014 Mar;232(3):775-87. doi: 10.1007/s00221-013-3787-7. Epub 2013 Dec 6.

23.

Equifinality and its violations in a redundant system: multifinger accurate force production.

Wilhelm L, Zatsiorsky VM, Latash ML.

J Neurophysiol. 2013 Oct;110(8):1965-73. doi: 10.1152/jn.00461.2013. Epub 2013 Jul 31.

24.

Contrasting effects of fatigue on multifinger coordination in young and older adults.

Singh T, Zatsiorsky VM, Latash ML.

J Appl Physiol (1985). 2013 Aug 15;115(4):456-67. doi: 10.1152/japplphysiol.00375.2013. Epub 2013 Jun 6.

25.

Optimization and variability of motor behavior in multifinger tasks: what variables does the brain use?

Martin JR, Terekhov AV, Latash ML, Zatsiorsky VM.

J Mot Behav. 2013;45(4):289-305. doi: 10.1080/00222895.2013.792234. Epub 2013 Jun 7.

26.

Effects of muscle vibration on multi-finger interaction and coordination.

Arpinar-Avsar P, Park J, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2013 Aug;229(1):103-11. doi: 10.1007/s00221-013-3597-y. Epub 2013 Jun 5.

27.

Grip-force modulation in multi-finger prehension during wrist flexion and extension.

Ambike SS, Paclet F, Latash ML, Zatsiorsky VM.

Exp Brain Res. 2013 Jun;227(4):509-22. doi: 10.1007/s00221-013-3527-z. Epub 2013 Apr 30.

28.

Anticipatory synergy adjustments: preparing a quick action in an unknown direction.

Zhou T, Wu YH, Bartsch A, Cuadra C, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2013 May;226(4):565-73. doi: 10.1007/s00221-013-3469-5. Epub 2013 Mar 15.

29.

Improving finger coordination in young and elderly persons.

Wu YH, Pazin N, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2013 Apr;226(2):273-83. doi: 10.1007/s00221-013-3433-4. Epub 2013 Feb 15.

30.

Control of finger force vectors with changes in fingertip referent coordinates.

Wu YH, Zatsiorsky VM, Latash ML.

J Mot Behav. 2013;45(1):15-20. doi: 10.1080/00222895.2012.736434. Epub 2013 Feb 8.

31.

Adaptations to fatigue of a single digit violate the principle of superposition in a multi-finger static prehension task.

Singh T, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2013 Apr;225(4):589-602. doi: 10.1007/s00221-013-3403-x. Epub 2013 Jan 16.

32.

End-state comfort and joint configuration variance during reaching.

Solnik S, Pazin N, Coelho CJ, Rosenbaum DA, Scholz JP, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2013 Mar;225(3):431-42. doi: 10.1007/s00221-012-3383-2. Epub 2013 Jan 4.

33.

Is power grasping contact continuous or discrete?

Pataky TC, Slota GP, Latash ML, Zatsiorsky VM.

J Appl Biomech. 2013 Oct;29(5):554-62. Epub 2012 Dec 27.

34.

Practicing elements versus practicing coordination: changes in the structure of variance.

Wu YH, Pazin N, Zatsiorsky VM, Latash ML.

J Mot Behav. 2012;44(6):471-8. doi: 10.1080/00222895.2012.740101.

35.

Changes in the flexor digitorum profundus tendon geometry in the carpal tunnel due to force production and posture of metacarpophalangeal joint of the index finger: an MRI study.

Martin JR, Paclet F, Latash ML, Zatsiorsky VM.

Clin Biomech (Bristol, Avon). 2013 Feb;28(2):157-63. doi: 10.1016/j.clinbiomech.2012.11.004. Epub 2012 Dec 6.

36.

Comparison of interfinger connection matrix computation techniques.

Martin JR, Terekhov AV, Latash ML, Zatsiorsky VM.

J Appl Biomech. 2013 Oct;29(5):525-34. Epub 2012 Nov 21.

37.

Effects of fatigue on synergies in a hierarchical system.

Singh T, Zatsiorsky VM, Latash ML.

Hum Mov Sci. 2012 Dec;31(6):1379-98. doi: 10.1016/j.humov.2012.06.008. Epub 2012 Nov 20.

38.

Multi-digit coordination during lifting a horizontally oriented object: synergies control with referent configurations.

Wu YH, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2012 Oct;222(3):277-90. Epub 2012 Aug 22.

39.

Stability control of grasping objects with different locations of center of mass and rotational inertia.

Slota GP, Suh MS, Latash ML, Zatsiorsky VM.

J Mot Behav. 2012;44(3):169-78. doi: 10.1080/00222895.2012.665101. Epub 2012 Mar 28.

40.

Tangential finger forces use mechanical advantage during static grasping.

Slota GP, Latash ML, Zatsiorsky VM.

J Appl Biomech. 2012 Feb;28(1):78-84.

PMID:
22431218
41.

Reproducibility and variability of the cost functions reconstructed from experimental recordings in multifinger prehension.

Niu X, Latash ML, Zatsiorsky VM.

J Mot Behav. 2012;44(2):69-85. doi: 10.1080/00222895.2011.650735. Epub 2012 Feb 24.

42.

Age effects on rotational hand action.

Varadhan S, Zhang W, Zatsiorsky VM, Latash ML.

Hum Mov Sci. 2012 Jun;31(3):502-18. doi: 10.1016/j.humov.2011.07.005. Epub 2012 Jan 9.

43.

Effects of the index finger position and force production on the flexor digitorum superficialis moment arms at the metacarpophalangeal joints - a magnetic resonance imaging study.

Martin JR, Latash ML, Zatsiorsky VM.

Clin Biomech (Bristol, Avon). 2012 Jun;27(5):453-9. doi: 10.1016/j.clinbiomech.2011.11.008. Epub 2011 Dec 20.

44.

Radial force distribution changes associated with tangential force production in cylindrical grasping, and the importance of anatomical registration.

Pataky TC, Slota GP, Latash ML, Zatsiorsky VM.

J Biomech. 2012 Jan 10;45(2):218-24. doi: 10.1016/j.jbiomech.2011.11.006. Epub 2011 Nov 30.

45.

Optimality versus variability: effect of fatigue in multi-finger redundant tasks.

Park J, Singh T, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2012 Feb;216(4):591-607. doi: 10.1007/s00221-011-2963-x. Epub 2011 Dec 1.

46.

Reconstruction of the unknown optimization cost functions from experimental recordings during static multi-finger prehension.

Niu X, Terekhov AV, Latash ML, Zatsiorsky VM.

Motor Control. 2012 Apr;16(2):195-228. Epub 2011 Nov 16.

47.

Static prehension of a horizontally oriented object in three dimensions.

Wu YH, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2012 Jan;216(2):249-61. doi: 10.1007/s00221-011-2923-5. Epub 2011 Nov 10.

48.

Directional variability of the isometric force vector produced by the human hand in multijoint planar tasks.

Friedman J, Latash ML, Zatsiorsky VM.

J Mot Behav. 2011;43(6):451-63. doi: 10.1080/00222895.2011.626812. Epub 2011 Oct 21.

PMID:
22017526
49.

Prehension synergies during smooth changes of the external torque.

Sun Y, Park J, Zatsiorsky VM, Latash ML.

Exp Brain Res. 2011 Sep;213(4):493-506. doi: 10.1007/s00221-011-2799-4. Epub 2011 Jul 28.

50.

Grip forces during object manipulation: experiment, mathematical model, and validation.

Slota GP, Latash ML, Zatsiorsky VM.

Exp Brain Res. 2011 Aug;213(1):125-39. doi: 10.1007/s00221-011-2784-y. Epub 2011 Jul 7.

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