R. Filipo, M. Patrizi, L. Gamma, R. , D. 'elia et al., Vestibular impairment and cochlear implantation, Acta Oto-Laryngologica, vol.126, issue.12, pp.1266-1274, 2006.

E. Krause, J. P. Louza, J. M. Hempel, J. Wechtenbruch, T. Rader et al., Effect of cochlear implantation on horizontal semicircular canal function, Eur Arch Otorhinolaryngol, vol.266, pp.811-818, 2009.

E. Krause, J. Wechtenbruch, T. Rader, and R. Gürkov, Influence of cochlear implantation on sacculus function, Otolaryngol Head Neck Surg, vol.140, pp.108-113, 2009.

T. A. Melvin, D. Santina, C. C. Carey, J. P. Migliaccio, and A. A. , The effects of cochlear implantation on vestibular function, Otol Neurotol, vol.30, pp.87-94, 2009.

Y. Ogawa, M. Hayashi, K. Otsuka, S. Shimizu, T. Inagaki et al., Subjective visual vertical in patients with ear surgery, Acta Otolaryngol, vol.130, pp.576-82, 2010.

A. Batuecas-caletrio, M. Klumpp, S. Santacruz-ruiz, F. B. Gonzalez, E. G. Sánchez et al.,

, Vestibular function in cochlear implantation: correlating objectiveness and subjectiveness. The Laryngoscope, 2015.

H. Suarez, S. Angeli, A. Suarez, B. Rosales, X. Carrera et al., Balance sensory organization in children with profound hearing loss and cochlear implants, Int J Pediatr Otorhinolaryngol, vol.71, pp.629-666, 2007.

H. D. Kluenter, R. Lang-roth, and O. Guntinas-lichius, Static and dynamic postural control before and after cochlear implantation in adult patients, European Archives of Oto-RhinoLaryngology, vol.266, issue.10, pp.1521-1525, 2009.

B. Schwab, M. Durisin, and G. Kontorinis, Investigation of balance function using dynamic posturography under electrical-acoustic stimulation in cochlear implant recipients, International Journal of Otolaryngology, vol.2010, 2010.

C. Parietti-winkler, A. Lion, B. Montaut-verient, R. Grosjean, A. Chays et al.,

G. Gauchard, Effects of unilateral cochlear implantation on balance control and sensory organization in adult patients with profound hearing loss, BioMed research international, 2015.
URL : https://hal.archives-ouvertes.fr/hal-01712632

H. Colonius and P. Arndt, A two-stage model for visual-auditory interaction in saccadic latencies, Percept Psychophys, vol.63, pp.126-173, 2001.

B. D. Corneil, M. Van-wanrooij, D. P. Munoz, V. Opstal, and A. J. , Auditory-visual interactions subserving goal-directed saccades in a complex scene, J Neurophysiol, vol.88, pp.438-54, 2002.

G. G. Simoneau, J. S. Ulbrecht, J. A. Derr, and P. R. Cavanagh, Role of somatosensory input in the control of human posture, Gait and Posture, vol.3, pp.115-122, 1995.

N. Teasdale and M. Simoneau, Attentional demands for postural control: the effects of aging and sensory reintegration, Gait and Posture, vol.14, pp.203-210, 2001.

M. H. Woollacott, Systems contributing to balance disorders in older adults, Journal of Gerontology, issue.8, pp.424-428, 2000.

K. M. Newell, Degrees of freedom and the development of postural center of pressure profiles, pp.63-83, 1998.

J. Caroll and W. Freedman, Nonstationarity properties of postural sway, J Biomech, vol.26, issue.45, pp.409-425, 1993.

S. Ramdani, B. Seigle, J. Lagarde, F. Bouchara, and P. L. Bernard, On the use of sample entropy to analyze human postural sway data, Med Eng Phys, vol.31, issue.8, pp.1023-1054, 2009.

A. L. Goldberger, Non-linear dynamics for clinicians: chaos theory, fractals, and complexity at the bedside, Lancet, vol.347, issue.9011, pp.1312-1316, 1996.

M. A. Riley, R. Balasubramaniam, and M. T. Turvey, Reccurence quantification analysis of postural fluctuations, Gait Posture, vol.9, issue.1, pp.65-78, 1999.
DOI : 10.1016/s0966-6362(98)00044-7

B. Seigle, S. Ramdani, and P. L. Bernard, Dynamical structure of center of pressure fluctuations in elderly people, Gait and Posture, vol.30, pp.223-226, 2009.

A. M. Sabatini, Analysis of postural sway using entropy measures of signal complexity, Medical and Biological Engineering and Computing, vol.38, pp.617-624, 2000.

M. Roerdink, D. Haart, M. Daffertshofer, A. Donker, S. F. Geurts et al., Dynamical structure of center-of-pressure trajectories in patients recovering from stroke, Exp Brain Res, vol.174, issue.2, pp.256-69, 2006.

M. Costa, A. A. Priplata, L. A. Lipsitz, Z. Wu, N. E. Huang et al., Noise and poise: Enhancement of postural complexity in the elderly with a stochastic resonancebased therapy, Europhysical Letters, vol.77, p.68008, 2007.

M. Duarte and D. Sternad, Complexity of human postural control in young and older adults during prolonged standing, Experimental Brain Research, vol.191, pp.265-276, 2008.

S. Ramdani, B. Seigle, D. Varoqui, F. Bouchara, H. Blain et al., Dynamical analysis of center of pressure velocity fluctuations: effects of vision and aging, Annals of Biomedical Engineering, pp.1-11, 2010.

J. Cavanaugh, V. Mercer, and N. Stergiou, Approximate entropy detects the eff ect of a secondary cognitive task on postural control in healthy young adults: a methodological report, Journal of Neuro Engineering and Rehabilitation, vol.4, p.42, 2007.

C. Hoffmann, B. Seigle, J. Frère, and C. Parietti-winkler, Dynamical analysis of balance in vestibular schwannoma patients, Gait & Posture, vol.54, pp.236-241, 2017.

A. L. Goldberger, C. K. Peng, and L. A. Lipsitz, What is physiologic complexity and how does it change with aging and disease?, Neurobiology of Aging, vol.23, pp.23-26, 2002.
DOI : 10.1016/s0197-4580(01)00266-4

M. Roerdink, P. Hlavackova, and N. Vuillerme, Center-of-pressure regularity as a marker for attentional investment in postural control: A comparison between sitting and standing postures, Human Movement Science, 2010.
URL : https://hal.archives-ouvertes.fr/hal-00743835

J. S. Richman and J. R. Moorman, Physiological time-series analysis using approximate entropy and sample entropy, Am J Physiol Heart Circ Physiol, vol.278, issue.6, pp.2039-2088, 2000.
DOI : 10.1152/ajpheart.2000.278.6.h2039

A. L. Goldberger, L. A. Amaral, L. Glass, J. M. Hausdorff, P. C. Ivanov et al., PhysioBank, PhysioToolkit, and PhysioNet: components of a new research resource for complex physiologic signals, Circulation, vol.101, issue.23, pp.215-217, 2000.

B. L. Day, M. J. Steiger, P. D. Thompson, and C. D. Marsden, Effect of vision and stance width on human body motion when standing: implications for afferent control of lateral sway, Journal of Physiology, vol.469, pp.479-499, 1993.

M. Duarte and D. Sternad, Complexity of human postural control in young and older adults during prolonged standing, Experimental Brain Research, vol.191, pp.265-276, 2008.

M. Duarte and V. Zatsiorsky, On the fractal properties of natural human standing, Neuroscience Letters, vol.283, pp.173-176, 2000.
DOI : 10.1016/s0304-3940(00)00960-5

J. Duysens, F. Clarac, and H. Cruse, Load-regulating mechanisms in gait and posture: Comparative aspects, Physiological reviews, vol.80, issue.1, pp.83-133, 2000.
DOI : 10.1152/physrev.2000.80.1.83

J. P. Eckmann and D. Ruelle, Ergodic theory of chaos and strange attractors, Reviews of Modern Physics, vol.57, pp.617-656, 1985.
DOI : 10.1142/9789812833709_0025

R. Filipo, M. Patrizi, L. Gamma, R. , D. 'elia et al., Vestibular impairment and cochlear implantation, Acta Oto-Laryngologica, vol.126, issue.12, pp.1266-1274, 2006.
DOI : 10.1080/00016480600678789

R. Fitzpatrick, R. B. Gorman, D. Burke, and S. C. Gandevia, Postural proprioceptive reflexes in standing human subjects:bandwidth of response and transmission characteristics, Journal of Physiology, vol.458, pp.69-83, 1992.

R. Friedrich, S. Siegert, J. Peinke, S. Lück, M. Siefert et al., Extracting model equations from experimental data, Physics Letters A, vol.271, issue.3, pp.217-222, 2000.
DOI : 10.1016/s0375-9601(00)00334-0

N. Genthon, Rôle de chacun des appuis dans le maintien de la station debout, Sciences et techniques des activités physiques et sportives, 2006.
DOI : 10.1016/s1297-9562(03)00058-5

A. L. Goldberger, Non-linear dynamics for clinicians: chaos theory, fractals, and complexity at the bedside, Lancet, vol.347, issue.9011, pp.1312-1316, 1996.
DOI : 10.1016/s0140-6736(96)90948-4

A. L. Golberger, L. A. Amaral, J. M. Hausdorff, P. C. Ivanov, C. K. Peng et al., Fractal dynamics in physiology: alterations with disease and aging, Proceedings of the National Academic of Sciences USA, issue.1, pp.2466-2472, 2002.

A. L. Goldberger, L. A. Amaral, L. Glass, J. M. Hausdorff, P. C. Mark et al., Physio-bank, physiotoolkit, and physionet: Components of a new research resource for complex physiologic signals, 2000.

, Circulation, vol.101, pp.215-220

A. L. Goldberger, C. K. Peng, and L. A. Lipsitz, What is physiologic complexity and how does it change with aging and disease?, Neurobiology of Aging, vol.23, pp.23-26, 2002.

A. L. Goldberger, Non linear dynamics for clinicians: chaos theory, fractals, and complexity at the bedside, Lancet, vol.347, pp.1312-1314, 1995.

A. L. Goldberger, L. A. Amaral, L. Glass, J. M. Hausdorff, P. C. Ivanov et al., PhysioBank, PhysioToolkit, and PhysioNet: components of a new research resource for complex physiologic signals, Circulation, vol.101, issue.23, pp.215-217, 2000.

P. Grassberger and I. Procaccia, Estimation of the kolmogorov entropy from a chaotic signal, Physical Review A, vol.28, pp.2591-2593, 1983.

J. Guckenheimer and P. Holmes, Nonlinear oscillations, dynamical systems, and bifurcations of vector fields, 1990.

V. S. Gurfinkel, Physical foundations of stabilography, Agressologie, vol.14, pp.1-18, 1973.

V. S. Gurfinkel, Y. P. Ivanenko, Y. S. Levik, and I. A. Babakova, Kinesthetic reference for human orthograde posture, Neuroscience, vol.68, issue.1, pp.229-243, 1995.

V. S. Gurfinkel and M. Osevets, Dynamics of the vertical posture in man, Biophysics, vol.17, pp.496-506, 1972.

V. S. Gurfinkel, M. Lipshits, and K. Popov, Thresholds of kinestatic sensitivity in upright posture, Fiziologija Cheloveka, vol.8, pp.981-988, 1982.

H. Haken, Synergetics, an introduction: Nonequilibrium phase transitions and selforganization in physics, chemistry, and biology, 1977.

H. Haken, Advanced synergetics: Instability hierarchies of self-organizing systems and devices, 1983.

N. G. Henriksson, G. Johansson, L. G. Olsson, and H. Ostlund, Electric analysis of the Romberg test, Acta Otolaryngol, vol.224, pp.272-279, 1967.

C. P. Hoffmann, B. Seigle, J. Frère, and C. Parietti-winkler, Dynamical analysis of balance in vestibular schwannoma patients, Gait & Posture, vol.54, pp.236-241, 2017.

F. B. Horak, Effects of neurological disorders on disorders on postural movement strategies in the elderly, Falls, Balance and Gait Disorders in the Elderl, pp.137-152, 1992.

F. B. Horak and J. M. Macpherson, Postural orientation and equilibrium, 1996.

, Handbook of physiology, pp.255-292

F. B. Horak and L. M. Nashner, Central programming of postural movements: Adaptation to altered support-surface configurations, Journal of Neurophysiology, vol.55, pp.1369-1381, 1986.

D. Humprey and D. Reed, Separate cortical systems for control of joint stiffness reciprocal activation and coactovation of antagonist muscles, Motor control mechanisms in health and disease, pp.347-372, 1983.

I. W. Hunter and R. E. Kearney, Respiratory components of human postural sway, Neurosciences Letters, vol.25, pp.155-159, 1981.

R. Johansson, M. Magnusson, and M. Akesson, Identification of human postural dynamics, IEEE Transactions on Biomedical Engineering, vol.35, pp.858-869, 1988.

H. Kantz and T. Schreiber, Nonlinear time series analysis, 2004.

A. N. Kolmogorov, A new invariant of transitive dynamical systems, Dolk Akad Nauk SSSR, vol.119, pp.861-864, 1958.

H. D. Kluenter, R. Lang-roth, and O. Guntinas-lichius, Static and dynamic postural control before and after cochlear implantation in adult patients, European Archives of Oto-RhinoLaryngology, vol.266, issue.10, pp.1521-1525, 2009.

E. Krause, J. P. Louza, J. M. Hempel, J. Wechtenbruch, T. Rader et al., Effect of cochlear implantation on horizontal semicircular canal function, Eur Arch Otorhinolaryngol, vol.266, pp.811-818, 2009.

E. Krause, J. Wechtenbruch, T. Rader, and R. Gürkov, Influence of cochlear implantation on sacculus function, Otolaryngol Head Neck Surg, vol.140, pp.108-113, 2009.

L. A. Lipsitz and A. L. Goldberger, Loss of complexity and aging, author, Journal of the American Medical Assocation, vol.267, issue.13, pp.1806-1809, 1992.

I. D. Loram, S. M. Kelly, and M. Lakie, Human balancing of an inverted pendulum: is sway size controlled by ankle impedance, Journal of Physiology, vol.532, pp.879-891, 2001.

E. N. Lorenz, Deterministic nonperiodic flow, Journal of Atmospheric Science, vol.20, pp.130-141, 1963.

R. Magnus, Der Körperstellung, 1924.

J. Massion, Postural Control Systems in Developmental Perspective, Neuroscience and Biobehavioral Reviews, vol.22, issue.4, pp.465-472, 1998.
DOI : 10.1016/s0149-7634(97)00031-6

J. Massion, J. C. Fabre, L. Mouchnino, and A. Obadia, Body orientation and regulation of the center of gravity during movement under water, Journal of Vestibular Research, vol.5, pp.211-221, 1995.

C. Maurer and R. J. Peterka, A new interpretation of spontaneous sway measures based on a simple model of human postural control, Journal of Neurophysiology, vol.93, pp.189-200, 2005.

J. B. Myklebust, T. Prieto, and B. Myklebust, Evaluation of nonlinear dynamics in postural steadiness time series, Annals of Biomedical Engineering, vol.23, pp.711-719, 1995.
DOI : 10.1007/bf02584470

G. Mccollum and T. K. Leen, Form and exploration of mechanical stability limits in erect stance, Journal of Motor Behavior, vol.21, issue.3, pp.225-244, 1989.

W. E. Mcilroy and B. E. Maki, Preferred placement of the feet during quiet stance: development of a standardized foot placement for balance testing, Clinical Biomechanics, vol.12, issue.1, pp.66-70, 1997.

T. A. Melvin, D. Santina, C. C. Carey, J. P. Migliaccio, and A. A. , The effects of cochlear implantation on vestibular function, Otol Neurotol, vol.30, pp.87-94, 2009.

J. Meyer and J. B. Baron, Les processus impliqués dans les régulations posturales, pp.39-77, 1982.

L. Nashner and G. Mccollum, The organization of postural movements: a formal basis ansd experimental synthesis, Behavioral and Brain Sciences, vol.26, pp.135-172, 1985.

K. M. Newell, Degrees of freedom and the development of postural center of pressure profiles, pp.63-83, 1998.

K. M. Newell, R. E. Van-emmerik, D. Lee, and R. L. Sprague, On postural stability and variability, Gait and Posture, vol.1, issue.4, pp.225-230, 1993.
DOI : 10.1016/0966-6362(93)90050-b

Y. Ogawa, M. Hayashi, K. Otsuka, S. Shimizu, T. Inagaki et al., Subjective visual vertical in patients with ear surgery, Acta Otolaryngol, vol.130, pp.576-82, 2010.
DOI : 10.3109/00016480903352967

C. Parietti-winkler, A. Lion, B. Montaut-verient, R. Grosjean, A. Chays et al., Effects of unilateral cochlear implantation on balance control and sensory organization in adult patients with profound hearing loss, 2015.
URL : https://hal.archives-ouvertes.fr/hal-01712632

G. Pellecchia, K. Shockley, M. A. Riley, and G. V. Orden, Application of Recurrence Quantification Analysis: Influence of Cognitive Activity on Postural Fluctuations, 2005.

R. J. Peterka, Postural control model interpretation of stabilogram diffusion analysis, Biological Cybernetics, vol.82, pp.335-343, 2000.
DOI : 10.1007/s004220050587

M. Piirtola and P. Era, Force Platform Measurements as Predictors of Falls among Older People-A Review, Gerontology, vol.52, pp.1-16, 2006.
DOI : 10.1159/000089820

S. M. Pincus, Approximate entropy as a measure of system complexity, Proceedings of the National Academic of Sciences USA, vol.88, pp.2297-2301, 1991.
DOI : 10.1073/pnas.88.6.2297

URL : http://www.pnas.org/content/88/6/2297.full.pdf

T. E. Prieto, J. B. Myklebust, R. G. Hoffmann, E. G. Lovett, and B. M. Myklebust, , 1996.

, Measures of postural steadiness: Differences between healthy young and eldely adults, IEEE Transaction Biomedical Engineering, vol.43, pp.956-966

G. G. Rademaker, Das stehen: Statische Reactionen, Gleichwichtsreaktionen und Muskeltonus unter besonders Berucksichtung ihres Verhaltens bei kleinhirnlosen Tieren, 1931.

B. Springer,

J. Ranquet, Essai d'objectivation de l'équilibre normal et pathologique, vol.83, 1953.

S. Ramdani, B. Seigle, J. Lagarde, F. Bouchara, and P. L. Bernard, On the use of sample entropy to analyze human postural sway data, Med Eng Phys, vol.31, issue.8, pp.1023-1054, 2009.

S. Ramdani, B. Seigle, D. Varoqui, F. Bouchara, H. Blain et al., Dynamical analysis of center of pressure velocity fluctuations: effects of vision and aging, Annals of Biomedical Engineering, pp.1-11, 2010.

A. Rényi, On measures of information and entropy, Proceedings of the 4th, 1961.

, Berkeley Symposium on Mathematics, Statistics and Probability, vol.1, pp.547-561

G. E. Riccio and T. A. Stoffregen, Affordances as contraints on the control of stance, Human Movement Science, vol.7, pp.265-300, 1988.

J. S. Richman and J. R. Moorman, Physiological time-series analysis using approximate entropy and sample entropy, American Journal Physiology: Heart and Circulatory Physiology, vol.278, pp.2039-2049, 2000.

M. A. Riley and S. Clark, Recurrence analysis of human postural sway during the sensory organization test, Neuroscience letters, vol.342, issue.1-2, pp.45-48, 2003.

M. A. Riley, R. Balasubramaniam, and M. T. Turvey, Recurrence quantification analysis of postural fluctuations, Gait and Posture, vol.9, pp.65-78, 1999.

M. A. Riley, S. Wong, S. Mitra, and M. T. Turvey, Common effects of touch and vision on postural parameters, Experimental Brain Research, vol.117, pp.165-170, 1997.

H. Risken, The Fokker-Planck Equation: Methods of Solutions and Application, 1996.

, Springer Series in Synergetics

M. Roerdink, P. Hlavackova, and N. Vuillerme, Center-of-pressure regularity as a marker for attentional investment in postural control: A comparison between sitting and standing postures, Human Movement Science, 2010.
URL : https://hal.archives-ouvertes.fr/hal-00743835

M. Roerdink, M. De-haart, A. Daffertshofer, S. F. Donker, A. C. Geurts et al., Dynamical structure of center-of-pressure trajectories in patients recovering from stroke, Experimental Brain Research, vol.174, pp.256-269, 2006.

M. G. Rosenblum, M. S. Feldman, and G. I. Firsov, Investigation of the biomechanical system, Methods and Software of Computer-Aided Experiment in Machine Dynamics, pp.259-277, 1989.

M. Rosenblum, G. I. Firsov, R. Kuuz, and B. Pompe, Human postural control: Force plate experiments and modelling. Nonlinear analysis of physiological data, pp.283-306, 1998.

A. M. Sabatini, Analysis of postural sway using entropy measures of signal complexity, Medical and Biological Engineering and Computing, vol.38, pp.617-624, 2000.

M. Schieppati, M. Hugon, M. Grasso, A. Nardone, and M. Galante, The limits of equilibrium in young and elderly normal subjects and in Parkinsonians, 1994.

, Electroencephalography Clinical Neurophysiology, vol.93, pp.286-298

B. Schwab, M. Durisin, and G. Kontorinis, Investigation of balance function using dynamic posturography under electrical-acoustic stimulation in cochlear implant recipients, International Journal of Otolaryngology, 2010.

B. Seigle, Dynamique des fluctuations posturales et influence de l'avancée en âge, 2010.

, Thèse de doctorat en Sciences et techniques des activités physiques et sportives

B. Seigle, S. Ramdani, and P. L. Bernard, Dynamical structure of center of pressure fluctuations in elderly people. Gait and Posture, vol.30, pp.223-226, 2009.

C. E. Shannon and W. Weaver, The mathematical theory of information, p.97, 1949.

P. J. Shaw, Multivariate statistics for the Environmental Sciences, 2003.

C. S. Sherrington, The Integrative Action of the Nervous System, 1906.

G. G. Simoneau, J. S. Ulbrecht, J. A. Derr, and P. R. Cavanagh, Role of somatosensory input in the control of human posture, Gait and Posture, vol.3, pp.115-122, 1995.

A. G. Sinai, On the concept of entropy of a dynamical system, Dolk Akad Nauk SSSR, vol.124, pp.768-771, 1959.

S. H. Strogatz, Nonlinear dynamics and chaos: With applications to physics, biology, chemistry, and engineering, 2000.

H. Suarez, S. Angeli, A. Suarez, B. Rosales, X. Carrera et al., Balance sensory organization in children with profound hearing loss and cochlear implants, Int J Pediatr Otorhinolaryngol, vol.71, pp.629-666, 2010.

F. Takens, Invariants related to dimension and entropy, Atas do 13. Col. brasiliero de Matematicas, 1983.

N. Teasdale and M. Simoneau, Attentional demands for postural control: the effects of aging and sensory reintegration, Gait and Posture, vol.14, pp.203-210, 2001.

N. Teasdale, G. E. Stelmach, and A. Breuing, Postural sway characteristics of the elderly under normal and altered visual and support surface configurations, Journal of Gerontology, vol.46, pp.238-282, 1992.

G. Tononi, An information integration theory of consciousness, BMC neuroscience, vol.5, issue.1, p.42, 2004.

D. E. Vaillancourt and K. M. Newell, Changing complexity in human behavior and physiology through aging and disease, Neurobiology of Aging, vol.23, pp.1-11, 2002.

. Vierordt-karl-von, Grundriss der Physiologie des Menschen. H, 1860.

W. Williams, A system oriented evaluation of the role of joint receptors and other afferents in position and motion sense, CRC Critical Reviews in Biomedical Engineering, vol.7, pp.23-77, 1981.

D. A. Winter, Human balance and posture control during standing and walking, Gait and Posture, vol.3, issue.4, pp.193-214, 1995.

D. A. Winter, A. E. Patla, F. Prince, M. Ishac, and K. Gielo-perczak, Stiffness control of Balance in Quiet Standing, Journal of Neurophysiogy, vol.80, pp.1211-1232, 1998.

D. A. Winter, F. Prince, and A. Patla, Validity of the invertum pendulum model of balance in quiet standing, Gait and Posture, vol.5, pp.153-154, 1997.

R. S. Woodworth, The accuracy of voluntary movement, Psychological review, vol.3, issue.2, pp.1-114, 1899.

M. H. , Systems contributing to balance disorders in older adults, Journal of Gerontology, vol.55, issue.8, pp.424-428, 2000.

M. Woollacott and A. Shumway-cook, Attention and the control of posture and gait: a review of an emerging area of research, Gait andPosture, vol.16, pp.1-14, 2002.

N. Yamada, Chaotic swaying of the upright posture, Human Movement Science, vol.14, pp.711-726, 1995.