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» Evidence of phase transitions in heart period dynamics
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BC
1998
96views more  BC 1998»
13 years 4 months ago
Evidence of phase transitions in heart period dynamics
Complexity measures of non-linear dynamics are a useful tool for quantifying observed stretching, folding, scaling and mixing processes in the Takens-reconstructed state space of h...
Henrik Bettermann, Peter Van Leeuwen
NECO
2007
74views more  NECO 2007»
13 years 4 months ago
Phase Transition and Hysteresis in an Ensemble of Stochastic Spiking Neurons
An ensemble of stochastic non-leaky integrate-and-fire neurons with global, delayed and excitatory coupling and a small refractory period is analyzed. Simulations with adiabatic ...
Andreas Kaltenbrunner, Vicenç Gómez,...
ICONIP
2008
13 years 6 months ago
Synchronization Transition in a Pair of Coupled Non-identical Oscillators
Abstract. We study synchronization phenomena in a pair of integrateand-fire (IF) oscillators with the width of an action potential. They have slightly different periodic firings ea...
Yasuomi D. Sato, Yuji Tanaka, Masatoshi Shiino
IROS
2008
IEEE
129views Robotics» more  IROS 2008»
13 years 11 months ago
Gait transition by tuning muscle tones using pneumatic actuators in quadruped locomotion
— The development of an oscillator controller for a quadruped robot with antagonistic pairs of pneumatic actuators is reported. Periodic motions of the legs switch between the sw...
Katsuyoshi Tsujita, Toshiya Kobayashi, Takashi Ino...
ECAL
2003
Springer
13 years 9 months ago
Measuring the Dynamics of Artificial Evolution
This paper presents results of measuring evolution in a simple ALife system. Interpretation of these results is based on the notion of dynamical systems. This approach enables the ...
Mikhail S. Burtsev