Recurrence quantification analysis of postural fluctuations

Collins, 1993, Open-loop and closed-loop control of posture: a random-walk analysis of center-of-pressure trajectories, Exp Brain Res, 95, 308, 10.1007/BF00229788

Collins, 1995, The effect of visual input on open-loop and closed-loop postural control mechanisms, Exp Brain Res, 103, 308, 10.1007/BF00241972

Chow, 1995, A pinned-polymer model of postural control, Phys Rev E, 52, 907, 10.1103/PhysRevE.52.907

Lauk, 1998, Human balance out of equilibrium: nonequilibrium statistical mechanics in human postural control, Phys Rev Lett, 80, 413, 10.1103/PhysRevLett.80.413

Riley, 1997, Influences of body lean and vision on unperturbed postural sway, Mot Contr, 1, 229, 10.1123/mcj.1.3.229

Riley, 1997, Common effects of touch and vision on postural parameters, Exp Brain Res, 117, 165, 10.1007/s002210050211

Newell, 1997, Stochastic processes in postural center-of-pressure profiles, Exp Brain Res, 113, 158, 10.1007/BF02454152

Collins, 1994, Random walking during quiet standing, Phys Rev Lett, 73, 764, 10.1103/PhysRevLett.73.764

Carroll, 1993, Nonstationarity properties of postural sway, J Biomech, 26, 409, 10.1016/0021-9290(93)90004-X

Newell, 1997, Short-term nonstationarity and the development of postural control, Gait Post, 6, 56, 10.1016/S0966-6362(96)01103-4

Schumann, 1995, Time-frequency analysis of postural sway, J Biomech, 28, 603, 10.1016/0021-9290(94)00113-I

Riccio, 1993, Information in movement variability about the qualitative dynamics of posture and orientation, 317

Riccio, 1988, Affordances as constraints on the control of stance, Hum Mov Sci, 7, 265, 10.1016/0167-9457(88)90014-0

Slobounov, 1994, Postural dynamics as a function of skill level and task constraints, Gait Post, 2, 85, 10.1016/0966-6362(94)90097-3

Eckmann, 1992, Fundamental limitations for estimating dimensions and Lyapunov exponents in dynamical systems, Phys D, 56, 185, 10.1016/0167-2789(92)90023-G

Webber, 1991, Rhythmogenesis of deterministic breathing patterns, 171

Webber, 1994, Dynamical assessment of physiological systems and states using recurrence plot strategies, J Appl Physiol, 76, 965, 10.1152/jappl.1994.76.2.965

Webber, 1996, Assessing deterministic structures in physiological systems using recurrence plot strategies, 137

Riley, 1998, Visual influences on center of pressure dynamics in upright posture, Eco Psychol., 10, 65, 10.1207/s15326969eco1002_1

Abarbanel, 1996

Takens, 1981, Detecting strange attractors in turbulence, 366

Eckmann, 1987, Recurrence plots of dynamical systems, Europhys Lett, 4, 973, 10.1209/0295-5075/4/9/004

Bennett, 1990, How to define complexity in physics, and why, 137

Edwards, 1946, Body sway and vision, J Exp Psychol, 36, 526, 10.1037/h0059909

Paulus, 1984, Visual stabilization of posture: physiological stimulus characteristics and clinical aspects, Brain, 107, 1143, 10.1093/brain/107.4.1143

Travis, 1945, An experimental analysis of dynamic and static equilibrium, J Exp Psychol, 35, 216, 10.1037/h0059788

Lee, 1975, Visual proprioceptive control of stance, J Hum Mov Stud, 1, 87

Paulus, 1989, Differential effects of retinal target displacement, changing size, and changing disparity in the control of anterior/posterior and lateral body sway, Exp Brain Res, 78, 243, 10.1007/BF00228896

Warren, 1996, Visual control of posture during walking: functional specificity, J Exp Psychol: Hum Percept Perform, 22, 818, 10.1037/0096-1523.22.4.818

Anderson, 1989, Spatial orientation from optical flow in the central visual field, Percept Psychophys, 45, 453, 10.3758/BF03210719

Jeka, 1994, Fingertip contact influences human postural control, Exp Brain Res, 100, 495, 10.1007/BF02738408

Jeka, 1995, The role of haptic cues from rough and slippery surfaces in human postural control, Exp Brain Res, 103, 267, 10.1007/BF00231713

Webber CL, Jr. Introduction to recurrence quantification analysis, v. 4.1. Unpublished software documentation (available with RQA v. 4.1 software—see Acknowledgments), 1997.

Harvey, 1993

Fraser, 1986, Independent coordinates for strange attractors from mutual information, Phys Rev A, 33, 1134, 10.1103/PhysRevA.33.1134

Zbilut, 1992, Embeddings and delays as derived from quantification of recurrence plots, Phys Lett A, 171, 199, 10.1016/0375-9601(92)90426-M

Trulla, 1996, Recurrence quantification analysis of the logistic equation with transients, Phys Lett A, 223, 255, 10.1016/S0375-9601(96)00741-4

Theiler, 1992, Using surrogate data to detect nonlinearity in time series, 163

Webber CL Jr, Zbilut JP. Recurrent structuring of dynamical and spatial systems. In: Colosimo A, Lesk A, edirors. Complexity in the Living: A Modelistic Approach. Singapore: World Scientific, in press.

Winter, 1996, Unified theory regarding A/P and M/L balance in quiet stance, J Neurophysiol, 75, 2334, 10.1152/jn.1996.75.6.2334

Kirk, 1990

Dijkstra TMH. Dynamics of frame of reference captures the two scaling regimes of human postural control. Paper presented at the 28th Annual Meeting of the Society for Neuroscience, Los Angeles, CA, Nov. 1998.

Isableau, 1997, Selection of spatial frame of reference and postural control variability, Exp Brain Res, 114, 584, 10.1007/PL00005667

Zatsiorsky, 1998, Instant equilibrium point and its migration in standing tasks: rambling and trembling components of the stabilogram, Mot Contr, 2, 28

Treffner, 1997, Scale invariant memory during functional stabilization, 275

Stoffregen, 1997, Postural stabilization of visual fixation, 347

Webber, 1995, Influence of isometric loading on biceps EMG dynamics as assessed by linear and nonlinear tools, J Appl Physiol, 78, 814, 10.1152/jappl.1995.78.3.814

Goldberger, 1997, Fractal variability versus pathologic periodicity: complexity loss and stereotypy in disease, Perspect Biol Med, 40, 543, 10.1353/pbm.1997.0063