-
1
-
-
2342487417
-
Physiological Complexity, Aging, and the Path to Frailty
-
Lipsitz LA (2004) Physiological Complexity, Aging, and the Path to Frailty. Sci Aging Knowl Environ 16: pe 16.
-
(2004)
Sci Aging Knowl Environ
, vol.16
, pp. 16
-
-
Lipsitz, L.A.1
-
2
-
-
0037114522
-
A stochastic model of human gait dynamics
-
Ashkenazy Y, Hausdorff JM, Ivanov PC, Stanley HE, (2002) A stochastic model of human gait dynamics. Physica A 316: 662-670.
-
(2002)
Physica A
, vol.316
, pp. 662-670
-
-
Ashkenazy, Y.1
Hausdorff, J.M.2
Ivanov, P.C.3
Stanley, H.E.4
-
3
-
-
0035894668
-
When human walking becomes random walking: fractal analysis and modeling of gait rhythm fluctuations
-
Hausdorff JM, Ashkenazy Y, Peng CK, Ivanov PC, Stanley HE, et al. (2001) When human walking becomes random walking: fractal analysis and modeling of gait rhythm fluctuations. Physica A 302: 138-147.
-
(2001)
Physica A
, vol.302
, pp. 138-147
-
-
Hausdorff, J.M.1
Ashkenazy, Y.2
Peng, C.K.3
Ivanov, P.C.4
Stanley, H.E.5
-
4
-
-
0032528634
-
Stochastic feedback and the regulation of biological rhythms
-
Ivanov PC, Amaral LA, Goldberger AL, Stanley HE, (1998) Stochastic feedback and the regulation of biological rhythms. Europhys Lett 43: 363-368.
-
(1998)
Europhys Lett
, vol.43
, pp. 363-368
-
-
Ivanov, P.C.1
Amaral, L.A.2
Goldberger, A.L.3
Stanley, H.E.4
-
5
-
-
84880508860
-
Physiologic complexity and aging: Implications for physical function and rehabilitation
-
doi: 10.1016/j.pnpbp.2012.08.020
-
Manor B, Lipsitz LA (2012) Physiologic complexity and aging: Implications for physical function and rehabilitation. Prog Neuropsychopharmacol Biol Psychiatry doi: 10.1016/j.pnpbp.2012.08.020.
-
(2012)
Prog Neuropsychopharmacol Biol Psychiatry
-
-
Manor, B.1
Lipsitz, L.A.2
-
7
-
-
0037234308
-
A multisensory posture control model of human upright stance
-
Mergner T, Maurer C, Peterka RJ, (2002) A multisensory posture control model of human upright stance. Progr Brain Res 142: 189-201.
-
(2002)
Progr Brain Res
, vol.142
, pp. 189-201
-
-
Mergner, T.1
Maurer, C.2
Peterka, R.J.3
-
8
-
-
54049146613
-
Complexity of human postural control in young and older adults during prolonged standing
-
Duarte M, Sternad D, (2008) Complexity of human postural control in young and older adults during prolonged standing. Exp Brain Res 191: 265-276.
-
(2008)
Exp Brain Res
, vol.191
, pp. 265-276
-
-
Duarte, M.1
Sternad, D.2
-
9
-
-
0027373239
-
Open-loop and closed-loop control of posture: a random-walk analysis of center-of-pressure trajectories
-
Collins JJ, De Luca CJ, (1993) Open-loop and closed-loop control of posture: a random-walk analysis of center-of-pressure trajectories. Exp Brain Res 95: 308-318.
-
(1993)
Exp Brain Res
, vol.95
, pp. 308-318
-
-
Collins, J.J.1
De Luca, C.J.2
-
10
-
-
0034543316
-
The effect of age-related declines in proprioception and total knee replacement on postural control
-
McChesney J, Woollacott M, (2000) The effect of age-related declines in proprioception and total knee replacement on postural control. J Gerontol A-Biol 55: 658-666.
-
(2000)
J Gerontol A-Biol
, vol.55
, pp. 658-666
-
-
McChesney, J.1
Woollacott, M.2
-
11
-
-
0345615624
-
Effect of unilateral sensoryimpairment of the sole of the foot on postural control in man: Implications for the role of mechanoreception in postural control
-
Hamalainen H, Kekoni J, Rautio J, Matikainen E, Juntunen J, (1992) Effect of unilateral sensoryimpairment of the sole of the foot on postural control in man: Implications for the role of mechanoreception in postural control. Hum Movement Sci 11(5): 549-561.
-
(1992)
Hum Movement Sci
, vol.11
, Issue.5
, pp. 549-561
-
-
Hamalainen, H.1
Kekoni, J.2
Rautio, J.3
Matikainen, E.4
Juntunen, J.5
-
12
-
-
75949086538
-
Frailty and the degradation of complex balance dynamics during a dual-task protocol
-
Kang HG, Costa MD, Priplata AA, Starobinets OV, Goldberger AL, et al. (2009) Frailty and the degradation of complex balance dynamics during a dual-task protocol. J Gerontol A Biol Sci Med Sci 64: 1304-1311.
-
(2009)
J Gerontol A Biol Sci Med Sci
, vol.64
, pp. 1304-1311
-
-
Kang, H.G.1
Costa, M.D.2
Priplata, A.A.3
Starobinets, O.V.4
Goldberger, A.L.5
-
13
-
-
0034970664
-
Postural stability and fractal dynamics
-
Blaszczyk J, Klonowski W, (2001) Postural stability and fractal dynamics. Acta Neurobiol Exp 61: 105-112.
-
(2001)
Acta Neurobiol Exp
, vol.61
, pp. 105-112
-
-
Blaszczyk, J.1
Klonowski, W.2
-
14
-
-
75949128348
-
Adaptive data analysis of complexity fluctuations in physiologic time series
-
Peng CK, Costa M, Goldberger AL, (2009) Adaptive data analysis of complexity fluctuations in physiologic time series. Adv Adapt Data Anal 1: 61-70.
-
(2009)
Adv Adapt Data Anal
, vol.1
, pp. 61-70
-
-
Peng, C.K.1
Costa, M.2
Goldberger, A.L.3
-
15
-
-
46049120014
-
Reliability of COP-based postural sway measures and age-related differences
-
Lin DD, Seol H, Nussbaum M, Madigan M, (2008) Reliability of COP-based postural sway measures and age-related differences. Gait & Posture 28: 193-214.
-
(2008)
Gait & Posture
, vol.28
, pp. 193-214
-
-
Lin, D.D.1
Seol, H.2
Nussbaum, M.3
Madigan, M.4
-
16
-
-
14344267760
-
Magnitude and Sign Correlations in Heartbeat Fluctuations
-
Ashkenazy Y, Ivanov PC, Havlin S, Peng CK, Goldberger AL, et al. (2001) Magnitude and Sign Correlations in Heartbeat Fluctuations. Phys Rev Lett 86, 1900-1903.
-
(2001)
Phys Rev Lett
, vol.86
, pp. 1900-1903
-
-
Ashkenazy, Y.1
Ivanov, P.C.2
Havlin, S.3
Peng, C.K.4
Goldberger, A.L.5
-
17
-
-
0037799137
-
Magnitude and sign scaling in power-law correlated time series
-
Ashkenazy Y, Havlin S, Ivanova PC, Peng CK, Frohlinde VS, et al. (2003) Magnitude and sign scaling in power-law correlated time series. Physica A 323: 19-41.
-
(2003)
Physica A
, vol.323
, pp. 19-41
-
-
Ashkenazy, Y.1
Havlin, S.2
Ivanova, P.C.3
Peng, C.K.4
Frohlinde, V.S.5
-
18
-
-
34547856203
-
Mosaic organization of DNA nucleotides
-
Peng CK, Buldyrev SV, Havlin S, Simons M, Stanley HE, et al. (1994) Mosaic organization of DNA nucleotides. Phys Rev E 49: 1685-1689.
-
(1994)
Phys Rev E
, vol.49
, pp. 1685-1689
-
-
Peng, C.K.1
Buldyrev, S.V.2
Havlin, S.3
Simons, M.4
Stanley, H.E.5
-
19
-
-
0035821079
-
Long-range correlations in human standing
-
Duarte M, Zatsiorsky V, (2001) Long-range correlations in human standing. Phys Lett A 283: 124-128.
-
(2001)
Phys Lett A
, vol.283
, pp. 124-128
-
-
Duarte, M.1
Zatsiorsky, V.2
-
20
-
-
0027572659
-
Long-range anticorrelations and non-Gaussian behavior of the heartbeat
-
Peng CK, Mietus J, Hausdorff J, Havlin S, Stanley H, et al. (1993) Long-range anticorrelations and non-Gaussian behavior of the heartbeat. Phys Rev Lett 70: 1343-1346.
-
(1993)
Phys Rev Lett
, vol.70
, pp. 1343-1346
-
-
Peng, C.K.1
Mietus, J.2
Hausdorff, J.3
Havlin, S.4
Stanley, H.5
-
21
-
-
67650471811
-
Levels of complexity in scale-invariant neural signals
-
Ivanov PC, Ma QD, Bartsch RP, Hausdorff JM, Amaral LA, et al. (2009) Levels of complexity in scale-invariant neural signals. Phys Rev E 79: 041920.
-
(2009)
Phys Rev E
, vol.79
, pp. 041920
-
-
Ivanov, P.C.1
Ma, Q.D.2
Bartsch, R.P.3
Hausdorff, J.M.4
Amaral, L.A.5
-
22
-
-
35548979432
-
The suprachiasmatic nucleus functions beyond circadian rhythm generation
-
Hu K, Scheer FA, Ivanov PC, Buijs RM, Shea SA, (2007) The suprachiasmatic nucleus functions beyond circadian rhythm generation. Neuroscience 149: 508-517.
-
(2007)
Neuroscience
, vol.149
, pp. 508-517
-
-
Hu, K.1
Scheer, F.A.2
Ivanov, P.C.3
Buijs, R.M.4
Shea, S.A.5
-
23
-
-
84869860906
-
Fractal Patterns of Neural Activity Exist within the Suprachiasmatic Nucleus and Require Extrinsic Network Interactions
-
Hu K, Meijer JH, Shea SA, Vanderleest HT, Pittman-Polletta B, et al. (2012) Fractal Patterns of Neural Activity Exist within the Suprachiasmatic Nucleus and Require Extrinsic Network Interactions. PLoS One 7: e48927.
-
(2012)
PLoS One
, vol.7
-
-
Hu, K.1
Meijer, J.H.2
Shea, S.A.3
Vanderleest, H.T.4
Pittman-Polletta, B.5
-
25
-
-
78651326427
-
Physiological complexity and system adaptability: evidence from postural control dynamics of older adults
-
Manor B, Costa M, Hu K, Newton E, Starobinets O, et al. (2010) Physiological complexity and system adaptability: evidence from postural control dynamics of older adults. J Appl Physiol 109: 1786-1791.
-
(2010)
J Appl Physiol
, vol.109
, pp. 1786-1791
-
-
Manor, B.1
Costa, M.2
Hu, K.3
Newton, E.4
Starobinets, O.5
-
26
-
-
0029434863
-
Quantification of scaling exponents and crossover phenomena in nonstationary heartbeat time series
-
Peng CK, Havlin S, Stanley H, Goldberger AL, (1995) Quantification of scaling exponents and crossover phenomena in nonstationary heartbeat time series. Chaos 5: 82.
-
(1995)
Chaos
, vol.5
, pp. 82
-
-
Peng, C.K.1
Havlin, S.2
Stanley, H.3
Goldberger, A.L.4
-
27
-
-
37649032375
-
Effect of nonlinear filters on detrended fluctuation analysis
-
Chen Z, Hu K, Carpena P, Bernaola-Galvan P, Stanley HE, et al. (2005) Effect of nonlinear filters on detrended fluctuation analysis. Phys Rev E 71: 011104.
-
(2005)
Phys Rev E
, vol.71
, pp. 011104
-
-
Chen, Z.1
Hu, K.2
Carpena, P.3
Bernaola-Galvan, P.4
Stanley, H.E.5
-
28
-
-
0035395850
-
Effect of trends on detrended fluctuation analysis
-
Hu K, Chen Z, Ivanov PC, Carpena P, Stanley HE, (2001) Effect of trends on detrended fluctuation analysis. Phys Rev E 64: 011114.
-
(2001)
Phys Rev E
, vol.64
, pp. 011114
-
-
Hu, K.1
Chen, Z.2
Ivanov, P.C.3
Carpena, P.4
Stanley, H.E.5
-
29
-
-
79955767297
-
Detrended cross-correlation analysis for non-stationary time series with periodic trends
-
Horvatic D, Stanley HE, Podobnik B, (2011) Detrended cross-correlation analysis for non-stationary time series with periodic trends. Europhys Lett 94: 18007.
-
(2011)
Europhys Lett
, vol.94
, pp. 18007
-
-
Horvatic, D.1
Stanley, H.E.2
Podobnik, B.3
-
30
-
-
85035271102
-
Effect of nonstationarities on detrended fluctuation analysis
-
Chen Z, Ivanov PC, Hu K, Stanley HE, (2002) Effect of nonstationarities on detrended fluctuation analysis. Phys Rev E 65: 041107.
-
(2002)
Phys Rev E
, vol.65
, pp. 041107
-
-
Chen, Z.1
Ivanov, P.C.2
Hu, K.3
Stanley, H.E.4
-
31
-
-
57849150854
-
Human heart beat analysis using a modified algorithm of detrended fluctuation analysis based on empirical mode decomposition
-
Yeh JR, Fan SZ, Shieh JS, (2009) Human heart beat analysis using a modified algorithm of detrended fluctuation analysis based on empirical mode decomposition. Med Eng Phys 31: 92-100.
-
(2009)
Med Eng Phys
, vol.31
, pp. 92-100
-
-
Yeh, J.R.1
Fan, S.Z.2
Shieh, J.S.3
-
32
-
-
5444236478
-
The empirical mode decomposition and the Hilbert spectrum for nonlinear and non-stationary time series analysis
-
Huang NE, Shen Z, Long SR, Wu MC, Shih HH, et al. (1998) The empirical mode decomposition and the Hilbert spectrum for nonlinear and non-stationary time series analysis. Proc R Soc Lond 454: 903-995.
-
(1998)
Proc R Soc Lond
, vol.454
, pp. 903-995
-
-
Huang, N.E.1
Shen, Z.2
Long, S.R.3
Wu, M.C.4
Shih, H.H.5
-
33
-
-
70349687479
-
One-leg standing test for elderly populations
-
Michikawa T, Nishiwaki Y, Takebayashi T, Toyama Y, (2009) One-leg standing test for elderly populations. J Orthop Sci 14: 675-685.
-
(2009)
J Orthop Sci
, vol.14
, pp. 675-685
-
-
Michikawa, T.1
Nishiwaki, Y.2
Takebayashi, T.3
Toyama, Y.4
-
34
-
-
84861348989
-
Increased fall risk is associated with elevated co-contraction about the ankle during static balance challenges in older adults
-
Erika NW, Ryan A, Mike M, Hannah N, Joanna R, et al. (2012) Increased fall risk is associated with elevated co-contraction about the ankle during static balance challenges in older adults. Eur J Appl Physiol 112: 1379-1389.
-
(2012)
Eur J Appl Physiol
, vol.112
, pp. 1379-1389
-
-
Erika, N.W.1
Ryan, A.2
Mike, M.3
Hannah, N.4
Joanna, R.5
-
35
-
-
84890548439
-
A methodological note on non-linear time series analysis: is Collins and Deluca open and closed loop model a statistical artifact
-
Deschamps D, Legros A, Caillou N, (2003) A methodological note on non-linear time series analysis: is Collins and Deluca open and closed loop model a statistical artifact. J Motor Behav 35: 86-96.
-
(2003)
J Motor Behav
, vol.35
, pp. 86-96
-
-
Deschamps, D.1
Legros, A.2
Caillou, N.3
-
36
-
-
33645846956
-
Assessment of the AccuSwayPLUS system in measuring the effect of lorazepam on body sway in healthy volunteers
-
Norris V, Baisley KJ, Calder N, van Troostenburg AR, Warrington SJ, (2005) Assessment of the AccuSwayPLUS system in measuring the effect of lorazepam on body sway in healthy volunteers. Int J Pharm Med 19: 233-238.
-
(2005)
Int J Pharm Med
, vol.19
, pp. 233-238
-
-
Norris, V.1
Baisley, K.J.2
Calder, N.3
van Troostenburg, A.R.4
Warrington, S.J.5
-
37
-
-
0034646799
-
On the fractal properties of natural human standing
-
Duarte M, Zatsiorsky V, (2000) On the fractal properties of natural human standing. Neurosci Lett 283: 173-176.
-
(2000)
Neurosci Lett
, vol.283
, pp. 173-176
-
-
Duarte, M.1
Zatsiorsky, V.2
-
38
-
-
0023894082
-
Changes in muscle and cutaneous cerebral potentials during standing
-
Applegate C, Gandevia SC, Burke D (1988) Changes in muscle and cutaneous cerebral potentials during standing. Exp Brain Res 71, 183-188.
-
(1988)
Exp Brain Res
, vol.71
, pp. 183-188
-
-
Applegate, C.1
Gandevia, S.C.2
Burke, D.3
-
39
-
-
78650889460
-
Stiffness control of balance during quiet standing and dual task in older adults: the MOBILIZE Boston Study
-
Kang HG, Lipsitz LA, (2010) Stiffness control of balance during quiet standing and dual task in older adults: the MOBILIZE Boston Study. J Neurophysiol 104(6): 3510-7.
-
(2010)
J Neurophysiol
, vol.104
, Issue.6
, pp. 3510-3517
-
-
Kang, H.G.1
Lipsitz, L.A.2
-
40
-
-
0026534404
-
Loss of "complexity" aging. Potential applications of fractals and chaos theory to senescence
-
Lipsitz LA, Goldberger AL, (1992) Loss of "complexity" aging. Potential applications of fractals and chaos theory to senescence. JAMA 267: 1806-1809.
-
(1992)
JAMA
, vol.267
, pp. 1806-1809
-
-
Lipsitz, L.A.1
Goldberger, A.L.2
-
41
-
-
0036315947
-
Change of complexity patterns in human posture during aging
-
Thurner S, Mittermaier C, Ehrenberger K, (2002) Change of complexity patterns in human posture during aging. Audiol Neurootol 7: 240-248.
-
(2002)
Audiol Neurootol
, vol.7
, pp. 240-248
-
-
Thurner, S.1
Mittermaier, C.2
Ehrenberger, K.3
-
42
-
-
0000555231
-
Random multiplicative processes and transport instructures with correlated spatial disorder
-
Havlin S, Selinger RB, Schwartz M, Stanley HE, Bunde A, (1988) Random multiplicative processes and transport instructures with correlated spatial disorder. Phys Rev Lett 61: 1438-1441.
-
(1988)
Phys Rev Lett
, vol.61
, pp. 1438-1441
-
-
Havlin, S.1
Selinger, R.B.2
Schwartz, M.3
Stanley, H.E.4
Bunde, A.5
-
43
-
-
0036197712
-
Dynamics of stability: the physiologic basis of functional health and frailty
-
Lipsitz LA, (2002) Dynamics of stability: the physiologic basis of functional health and frailty. J Gerontol A Biol Sci Med Sci 57: B115-B125.
-
(2002)
J Gerontol A Biol Sci Med Sci
, vol.57
-
-
Lipsitz, L.A.1
-
44
-
-
34249823373
-
Fractal time series analysis of postural stability in elderly and control subjects
-
Amoud H, Abadi M, Hewson DJ, Michel-Pellegrino V, Doussot M, et al. (2007) Fractal time series analysis of postural stability in elderly and control subjects. J Neuroeng Rehabil 4: 12.
-
(2007)
J Neuroeng Rehabil
, vol.4
, pp. 12
-
-
Amoud, H.1
Abadi, M.2
Hewson, D.J.3
Michel-Pellegrino, V.4
Doussot, M.5
-
45
-
-
0029063242
-
Age-related changes in open-loop and closed-loop postural control mechanisms
-
Collins JJ, De Luca CJ, Burrows A, Lipsitz LA, (1995) Age-related changes in open-loop and closed-loop postural control mechanisms. Exp Brain Res 104: 480-492.
-
(1995)
Exp Brain Res
, vol.104
, pp. 480-492
-
-
Collins, J.J.1
De Luca, C.J.2
Burrows, A.3
Lipsitz, L.A.4
-
48
-
-
36048981440
-
Fractal scale-invariant and nonlinear properties of cardiac dynamics remain stable with advanced age: a new mechanistic picture of cardiac control in healthy elderly
-
Schmitt DT, Ivanov PC, (2007) Fractal scale-invariant and nonlinear properties of cardiac dynamics remain stable with advanced age: a new mechanistic picture of cardiac control in healthy elderly. Am J Physiol-Reg I 293: R1923-R1937.
-
(2007)
Am J Physiol-Reg I
, vol.293
-
-
Schmitt, D.T.1
Ivanov, P.C.2
-
49
-
-
67649185818
-
Stratification pattern of static and scale-invariant dynamic measures of heartbeat fluctuations across sleep stages in young and elderly
-
Schmitt DT, Stein PK, Ivanov PC, (2009) Stratification pattern of static and scale-invariant dynamic measures of heartbeat fluctuations across sleep stages in young and elderly. IEEE T Bio-Med Eng 56: 1564-1573.
-
(2009)
IEEE T Bio-Med Eng
, vol.56
, pp. 1564-1573
-
-
Schmitt, D.T.1
Stein, P.K.2
Ivanov, P.C.3
-
50
-
-
84877032281
-
Physiologic complexity and aging: Implications for physical function and rehabilitation
-
pii: S0278-5846(12)00239-4
-
Manor B, Lipsitz LA (2012) Physiologic complexity and aging: Implications for physical function and rehabilitation. Prog Neuro-Psychoph pii: S0278-5846(12)00239-4.
-
(2012)
Prog Neuro-Psychoph
-
-
Manor, B.1
Lipsitz, L.A.2
-
51
-
-
0036149390
-
What is physiologic complexity and how does it change with aging and disease?
-
Goldberger AL, Peng CK, Lipsitz LA, (2002) What is physiologic complexity and how does it change with aging and disease? Neurobiol Aging 23: 23-26.
-
(2002)
Neurobiol Aging
, vol.23
, pp. 23-26
-
-
Goldberger, A.L.1
Peng, C.K.2
Lipsitz, L.A.3
-
52
-
-
1842615153
-
Non-random fluctuations and multi-scale dynamics regulation of human activity
-
Hu K, Ivanov PC, Chen Z, Hilton MF, Stanley HE, et al. (2004) Non-random fluctuations and multi-scale dynamics regulation of human activity. Physica A 337: 307-318.
-
(2004)
Physica A
, vol.337
, pp. 307-318
-
-
Hu, K.1
Ivanov, P.C.2
Chen, Z.3
Hilton, M.F.4
Stanley, H.E.5
-
53
-
-
62449216579
-
Reduction of scale invariance of activity fluctuations with aging and Alzheimer's disease: Involvement of the circadian pacemaker
-
Hu K, Van Someren EJ, Shea SA, Scheer FA, (2009) Reduction of scale invariance of activity fluctuations with aging and Alzheimer's disease: Involvement of the circadian pacemaker. Proc Natl Acad Sci U S A 106: 2490-2494.
-
(2009)
Proc Natl Acad Sci U S A
, vol.106
, pp. 2490-2494
-
-
Hu, K.1
Van Someren, E.J.2
Shea, S.A.3
Scheer, F.A.4
-
54
-
-
38049144321
-
Endogenous circadian rhythm in human motor activityuncoupled from circadian influences on cardiac dynamics
-
Ivanov PC, Hu K, Hilton MF, Shea SA, Stanley HE, (2007) Endogenous circadian rhythm in human motor activityuncoupled from circadian influences on cardiac dynamics. P Natl Acad Sci U S A 104: 20702-20707.
-
(2007)
P Natl Acad Sci U S A
, vol.104
, pp. 20702-20707
-
-
Ivanov, P.C.1
Hu, K.2
Hilton, M.F.3
Shea, S.A.4
Stanley, H.E.5
|