1. Reliability of Traditional and Fractal Dimension Measures of Quiet Stance Center of Pressure in Young, Healthy People 
Tim L. Doyle, MS, Robert U. Newton, PhD, Angus F. Burnett, PhD 
Archives of Physical Medicine and Rehabilitation 
Volume 86, Issue 10, Pages (October 2005)
DOI: /j.apmr
Copyright © 2005 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

2. Fig 1
Example of actual COP data (eyes open), and artificial data: a sinewave signal and stationary data. Associated fractal dimension values are 1.22, 2, and 1, respectively. The y axis represents arbitrary units.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2005 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

3. Fig 2 Schematic representation of forceplate.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2005 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

4. Fig 3
Representative data from an elderly participant during eyes-open condition. Only 30 seconds of the 2-minute data collection are presented for ease of representation.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2005 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions