Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Properties of Laplace Transform-II01:16

Properties of Laplace Transform-II

400
Time differentiation, convolution, integration, and periodicity are fundamental concepts in analyzing functions and signals over time. Each concept provides a unique perspective on how functions evolve, interact, and repeat, offering essential tools for various scientific and engineering applications.
Time differentiation involves analyzing the rate of change of a function over time. Mathematically, it is the derivative of a function with respect to time. This concept can be likened to tracking...
400
Effective Value of a Periodic Waveform01:07

Effective Value of a Periodic Waveform

953
The concept of effective value, the root mean square (RMS) value, is crucial in understanding electrical circuits and power delivery. This idea emerges from the necessity to measure the effectiveness of a voltage or current source in supplying power to a resistive load.
The effective value of a periodic current represents the direct current (DC) that conveys the same average power to a resistor as the periodic current itself. This concept is crucial when assessing AC circuits. To determine the...
953
Simple Harmonic Motion01:21

Simple Harmonic Motion

12.4K
Simple harmonic motion is the name given to oscillatory motion for a system where the net force can be described by Hooke's law. If the net force can be described by Hooke's law and there is no damping (by friction or other non-conservative forces), then a simple harmonic oscillator will oscillate with equal displacement on either side of the equilibrium position. To derive an equation for period and frequency, the equation of motion is used. The period of a simple harmonic oscillator is given...
12.4K
Forced Oscillations01:06

Forced Oscillations

7.4K
When an oscillator is forced with a periodic driving force, the motion may seem chaotic. The motions of such oscillators are known as transients. After the transients die out, the oscillator reaches a steady state, where the motion is periodic, and the displacement is determined.
7.4K
Circadian Rhythms and Gene Regulation02:19

Circadian Rhythms and Gene Regulation

4.4K
The biological clock is involved in many aspects of regulating complex physiology in all animals. It was in 1935 when German zoologists, Hans Kalmus and Erwin Bünning, discovered the existence of circadian rhythm in Drosophila melanogaster. However, the internal molecular mechanisms behind the circadian clock remained a mystery until 1984, when Jeffrey C. Hall, Michael Rosbash, and Michael W. Young discovered the expression of the Per gene oscillating over a 24-hour cycle. In subsequent...
4.4K
Concept of Resonance and its Characteristics01:19

Concept of Resonance and its Characteristics

5.7K
If a driven oscillator needs to resonate at a specific frequency, then very light damping is required. An example of light damping includes playing piano strings and many other musical instruments. Conversely, to achieve small-amplitude oscillations as in a car's suspension system, heavy damping is required. Heavy damping reduces the amplitude, but the tradeoff is that the system responds at more frequencies. Speed bumps and gravel roads prove that even a car's suspension system is not...
5.7K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

From visibility graphs to cognition.

Frontiers in network physiology·2026
Same author

Continuous bidirectional coupling of heart rate variability and emotions in dyad speaker-listener dynamics reveals unique interpersonal synchronization.

Frontiers in systems neuroscience·2026
Same author

Bidirectional coupling of physiology and emotions reveals unique speaker-listener dynamics.

Social cognitive and affective neuroscience·2026
Same author

Age-related directional asymmetry in the rod-and-frame test.

Frontiers in aging neuroscience·2026
Same author

First Experimental Measurements of Biophotons from Astrocytes and Glioblastoma Cell Cultures.

Entropy (Basel, Switzerland)·2026
Same author

Principles Entailed by Complexity, Crucial Events, and Multifractal Dimensionality.

Entropy (Basel, Switzerland)·2025
Same journal

How best to measure tear film formation: an opinion.

Frontiers in physiology·2026
Same journal

Effects of heart rate on cardiac function in normal mice and rats and in animal models of heart failure.

Frontiers in physiology·2026
Same journal

When mitochondria lose their fold: matrix proteostasis and stress signaling.

Frontiers in physiology·2026
Same journal

Specific collagen peptides supplementation increases collagen type I content in skeletal muscle after 12 weeks of high-load resistance training: a randomized controlled trial.

Frontiers in physiology·2026
Same journal

Impulse oscillometry with quantitative computed tomography provides additional clinical information beyond spirometry in chronic airflow obstruction: a pilot study.

Frontiers in physiology·2026
Same journal

Photoperiod effects on growth, lipid metabolism, and lipidomics analysis of tilapia.

Frontiers in physiology·2026
See all related articles

Related Experiment Video

Updated: Dec 4, 2025

Bouncing Ball with a Uniformly Varying Velocity in a Metronome Synchronization Task
05:04

Bouncing Ball with a Uniformly Varying Velocity in a Metronome Synchronization Task

Published on: September 21, 2017

6.3K

Complex Periodicity and Synchronization.

Korosh Mahmoodi1, Bruce J West2, Paolo Grigolini3

  • 1Department of Social and Decision Sciences, Carnegie Mellon University, Pittsburgh, PA, United States.

Frontiers in Physiology
|October 26, 2020
PubMed
Summary
This summary is machine-generated.

Older adults walking in sync with younger companions can restore their cognitive complexity. This complexity matching effect leads to perfect synchronization, highlighting the brain

Keywords:
biofeedbackcomplex adaptationcomplex periodicitycomplexity matchingcontrolreinforcement learning

More Related Videos

Author Spotlight: Alignment of Synchronized Time-Series Data Using the Characterizing Loss of Cell Cycle Synchrony Model for Cross-Experiment Comparisons
07:59

Author Spotlight: Alignment of Synchronized Time-Series Data Using the Characterizing Loss of Cell Cycle Synchrony Model for Cross-Experiment Comparisons

Published on: June 9, 2023

1.7K
Studying Cell Cycle-regulated Gene Expression by Two Complementary Cell Synchronization Protocols
12:02

Studying Cell Cycle-regulated Gene Expression by Two Complementary Cell Synchronization Protocols

Published on: June 6, 2017

28.1K

Related Experiment Videos

Last Updated: Dec 4, 2025

Bouncing Ball with a Uniformly Varying Velocity in a Metronome Synchronization Task
05:04

Bouncing Ball with a Uniformly Varying Velocity in a Metronome Synchronization Task

Published on: September 21, 2017

6.3K
Author Spotlight: Alignment of Synchronized Time-Series Data Using the Characterizing Loss of Cell Cycle Synchrony Model for Cross-Experiment Comparisons
07:59

Author Spotlight: Alignment of Synchronized Time-Series Data Using the Characterizing Loss of Cell Cycle Synchrony Model for Cross-Experiment Comparisons

Published on: June 9, 2023

1.7K
Studying Cell Cycle-regulated Gene Expression by Two Complementary Cell Synchronization Protocols
12:02

Studying Cell Cycle-regulated Gene Expression by Two Complementary Cell Synchronization Protocols

Published on: June 6, 2017

28.1K

Area of Science:

  • Neuroscience
  • Complex Systems Theory
  • Physiology

Background:

  • Arm-in-arm walking experiments demonstrate a complexity matching effect where aged participants walking in synchrony with younger companions experience restored cognitive complexity.
  • This phenomenon, evidenced by perfect synchronization, presents two open problems: defining complexity as multifractality and theoretically deriving the observed synchronization.

Purpose of the Study:

  • To establish a physiological foundation for the therapeutic effects of synchronized walking, linking it to brain dynamics at criticality.
  • To theoretically derive the perfect synchronization observed in complexity matching experiments.

Main Methods:

  • Interpreting brain dynamics as a system at criticality, where criticality-induced intelligence is used to define temporal complexity.
  • Developing a theoretical framework based on criticality to explain synchronization as a result of interaction between systems of differing complexity.
  • Comparing complexity matching with complexity management to address ergodicity breaking in temporal complexity.

Main Results:

  • Defined complexity as a property of crucial events (temporal complexity) within the framework of criticality-induced intelligence.
  • Proved that perfect synchronization arises from the interaction between two systems, where the more complex system restores the temporal complexity of the less complex one.

Conclusions:

  • The study provides a theoretical derivation for perfect synchronization in complexity matching, grounded in the brain's critical dynamics.
  • Restoration of temporal complexity in aged individuals through synchronized walking with younger partners is explained by the interaction between systems of differing complexity.
  • The findings offer insights into the physiological basis of cognitive restoration and synchrony, with implications for understanding brain function at criticality.