\begin{thebibliography}{10}

\bibitem{Serra}
J.~Barros, F.~Serra, V.~Santos, and F.~Silva.
\newblock Tele-kinesthetic teaching of motion skills to humanoid robots through
  haptic feedback.
\newblock In {\em IEEE-RAS International Conference on Humanoid Robots}, 2014.

\bibitem{Barros2014}
J.~Barros.
\newblock Cooperative haptics for humanoid robot teleoperation.
\newblock Master's thesis, Universidade de Aveiro, 2014.

\bibitem{Shumway-Cook1988}
A.~Shumway-Cook, D.~Anson, and S.~Haller.
\newblock Postural sway biofeedback: its effect on reestablishing stance
  stability in hemiplegic patients.
\newblock {\em Archives of physical medicine and rehabilitation},
  69(6):395--400, 1988.

\bibitem{Day1997}
B.~L. Day, A.~S. Cauquil, L.~Bartolomei, M.~A. Pastor, and I.~N. Lyon.
\newblock Human body-segment tilts induced by galvanic stimulation: a
  vestibularly driven balance protection mechanism.
\newblock {\em Journal of Physiology}, pages 661--672, 1997.

\bibitem{Dijkstra1994}
T.~Dijkstra.
\newblock {\em Visual control of posture and visual perception of shape}.
\newblock PhD thesis, Katholieke Universiteit Nijmegen, Nijmegen, Netherlands,
  1994.

\bibitem{KavounoudiasAGilhodesJCRollR1999}
A.~Kavounoudias, J.~C. Gilhodes, R.~Roll, and J.~P. Roll.
\newblock From balance regulation to body orientation: Two goals for muscle
  proprioceptive information processing?
\newblock {\em Experimental Brain Research}, 124(1):80--88, 1999.

\bibitem{Gray}
L.~Gray.
\newblock {Chapter 10: Vestibular System: Structure and Function}.
\newblock http://neuroscience.uth.tmc.edu/s2/chapter10.html, 1997.
\newblock [Online; accessed 19-May-2015].

\bibitem{Riemann2002}
B.~L. Riemann and S.~M. Lephart.
\newblock The sensorimotor system, part ii: The role of proprioception in motor
  control and functional joint stability.
\newblock {\em Journal of Athletic Training}, 37(1):80--84, 2002.

\bibitem{Kharboutly2015}
H~.Kharboutly, J~. Ma, A.~Benali, P.~Thoumie, V.~Pasqui, and M.~Bouzit.
\newblock Design of multiple axis robotic platform for postural stability
  analysis.
\newblock {\em Neural Systems and Rehabilitation Engineering}, 23(1):93--103,
  2015.

\bibitem{Kharboutly2014}
J.~Ma, H.~Kharboutly, A.~Benali, F.~B. Amar, and M.~Bouzit.
\newblock Design of omnidirectional mobile platform for balance analysis.
\newblock {\em IEEE/ASME Transactions on Mechatronics}, 19(6):1872--1881, 2014.

\bibitem{Wolfson1986}
L.~I. Wolfson, R.~Whipple, P.~Amerman, and A.~Kleinberg.
\newblock Stressing the postural response. a quantitative method for testing
  balance.
\newblock {\em Journal of the American Geriatrics Society}, 34(12):845--850,
  1986.

\bibitem{Granacher2012}
U.~Granacher, T.~Muehlbauer, and M.~Gruber.
\newblock A qualitative review of balance and strength performance in healthy
  older adults: Impact for testing and training.
\newblock {\em Journal of Aging Research}, 2012, 2012.

\bibitem{Producao2007}
T.~Capato.
\newblock Efic{\'a}cia de um programa de treinamento motor para melhora do
  equil{\'i}brio associado a pistas r{\'i}tmicas e suas repercuss{\~o}es na
  marcha e aspectos n{\~a}o motores de pacientes portadores de doen{\c c}a de
  parkinson.
\newblock Master's thesis, Universidade de S{\~a}o Paulo, 2007.

\bibitem{Mergner2003}
T.~Mergner, C.~Maurer, and R.~J. Peterka.
\newblock A multisensory posture control model of human upright stance.
\newblock {\em Progress in brain research}, 142:189--201, 2003.

\bibitem{Whitney1987}
D.~E. Whitney.
\newblock Historical-perspective and state-of-the-art in robot force control.
\newblock {\em The International Journal of Robotics Research}, 6(1):3--14,
  1987.

\bibitem{Mec2012}
P.~Cruz.
\newblock Haptic interface data acquisition system.
\newblock Master's thesis, Universidade de Aveiro, 2012.

\bibitem{Robot}
ROBOTIS.
\newblock {\em Dynamixel RX-64 User's Manual}, 2006.

\bibitem{Tira-Thompson2009}
E.~Tira-Thompson.
\newblock Digital servo calibration and modeling.
\newblock Technical Report CMU-RI-TR-09-41, Robotics Institute, Pittsburgh,
  2009.

\bibitem{lbs}
Interface.
\newblock {\em Model LBS Miniature Compression Load Button Datasheet}, 2009.

\bibitem{Mec2012a}
E.~Estrelinha.
\newblock Tele-operation of a humanoid robot using haptics and load sensors.
\newblock Master's thesis, Universidade de Aveiro, 2013.

\bibitem{Serra2014}
F.~Serra.
\newblock {Haptic Interface for the Tele-operation of a Humanoid Robot}.
\newblock Master's thesis, Universidade de Aveiro, 2014.

\bibitem{mukaka}
M.~Mukaka.
\newblock A guide to appropriate use of correlation coefficient in medical
  research.
\newblock {\em Malawi Medical Journal: The Journal of Medical Association of
  Malawi}, 24(3):69--71, 2012.

\bibitem{Zhang2008}
J.~Zhang, D.~Zhao, J.~Yi, and Y.~Yu.
\newblock Modelling of a rope-driven self-levelling crane.
\newblock In {\em The 3rd International Conference on Innovative Computing
  Information and Control}, 2008.

\bibitem{Yu2009}
Y.~Yu, J.~Yi, C.~Li, and D.~Zhao.
\newblock {Fuzzy Logic Based Adjustment Control of a Cable-driven Auto-leveling
  Parallel Robot}.
\newblock In {\em The 2009 IEEE/RSJ International Conference on Intelligent
  Robots and Systems}, 2009.

\bibitem{Zhang2009}
J.~Zhang, J.~Yi, and Y.~Yu.
\newblock Intelligent control of a four-rope-driven level-adjustment device
  with constrained outputs.
\newblock In {\em Proceedings of the 2009 IEEE International Conference on
  Robotics and Biomimetics}, 2009.

\bibitem{Sinica2010}
L.~Cheng-Dong, Y.~Jian-Qiang, Y.~Yi, and Z.~Dong-Bin.
\newblock Inverse control of cable-driven parallel mechanism using type-2 fuzzy
  neural network.
\newblock {\em Acta Automatica Sinica}, 36(3):459--464, 2010.

\bibitem{Zhang2011}
J.~Zhang, J.~Yi, X.~Tan, and Y.~Yu.
\newblock Fuzzy control of a four-rope-driven level-adjustment robot
  considering all constrained situations.
\newblock In {\em American Control Conference on O'Farrell Street}, 2011.

\end{thebibliography}
