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

Compensation Mechanisms01:28

Compensation Mechanisms

638
The human body employs intricate mechanisms to counteract changes in blood pH, preventing conditions like acidosis (pH < 7.35) and alkalosis (pH > 7.45). These compensatory responses aim to restore normal arterial blood pH by engaging respiratory or renal systems, depending on the source of the imbalance.
Respiratory Compensation
This mechanism addresses metabolic-induced pH imbalances by adjusting breathing rates. Respiratory compensation begins within minutes of detecting a pH...
638
Dynamic Equilibrium02:20

Dynamic Equilibrium

53.0K
A reversible chemical reaction represents a chemical process that proceeds in both forward (left to right) and reverse (right to left) directions. When the rates of the forward and reverse reactions are equal, the concentrations of the reactant and product species remain constant over time and the system is at equilibrium. A special double arrow is used to emphasize the reversible nature of the reaction. The relative concentrations of reactants and products in equilibrium systems vary greatly;...
53.0K
Social Loafing01:37

Social Loafing

35.7K
Another way in which a group presence can affect performance is social loafing—the exertion of less effort by a person working together with a group. Social loafing occurs when our individual performance cannot be evaluated separately from the group. Thus, group performance declines on easy tasks (Karau & Williams, 1993). Essentially individual group members loaf and let other group members pick up the slack. Because each individual’s efforts cannot be evaluated,...
35.7K
Optimal Foraging00:48

Optimal Foraging

12.4K
How animals obtain and eat their food is called foraging behavior. Foraging can include searching for plants and hunting for prey and depends on the species and environment.
12.4K
Evolutionary Psychology01:20

Evolutionary Psychology

385
Evolutionary psychology explores the origins of human behavior and mental processes by framing them within the context of natural selection, a theory famously propounded by Charles Darwin. This field asserts that many behaviors common across human societies — ranging from instinctive fear reactions to complex social interactions — arose as evolutionary adaptations. These adaptations enhanced the survival and reproductive success of our ancestors, thereby becoming embedded in the...
385
Incentive Theory: Pull Theory of Motivation01:18

Incentive Theory: Pull Theory of Motivation

534
Incentive theory, or the "pull theory" of motivation, suggests that external rewards primarily drive behavior. Individuals are motivated to engage in activities when they anticipate a desirable outcome. This is why people often work hard for promotions or study intensively to achieve high grades. These incentives can be tangible, physical rewards such as money or promotions, or intangible, non-physical rewards like praise and social recognition.
The theory differentiates between...
534

You might also read

Related Articles

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

Sort by
Same author

Cooperation in public goods games over uniform random hypergraphs with game transitions.

Journal of the Royal Society, Interface·2026
Same author

Rumor propagation and supervision during confrontation: An importance-driven SIRQS network model.

Chaos (Woodbury, N.Y.)·2026
Same author

Multi-benchmark adaptive sampling physics-informed neural network for complex and coupled equations.

Chaos (Woodbury, N.Y.)·2025
Same author

The evolution of cooperation in spatial public goods game with tolerant punishment based on reputation threshold.

Chaos (Woodbury, N.Y.)·2025
Same author

A memory-based spatial evolutionary game with the dynamic interaction between learners and profiteers.

Chaos (Woodbury, N.Y.)·2024
Same author

Coevolution of relationship and interaction in cooperative dynamical multiplex networks.

Chaos (Woodbury, N.Y.)·2024
Same journal

Gap junction architecture and synchronization clusters in the thalamic reticular nuclei.

Chaos (Woodbury, N.Y.)·2026
Same journal

Exact computation of Lyapunov exponents via system parameters in multi-triangle chaotic maps: Bifurcation analysis and circuit realization.

Chaos (Woodbury, N.Y.)·2026
Same journal

Integrating score-based generative modeling and neural ODEs for accurate representation of multiscale chaotic dynamics.

Chaos (Woodbury, N.Y.)·2026
Same journal

A data-driven tuberculosis model with behavioral changes and saturated treatment: Optimal control and cost-effectiveness study.

Chaos (Woodbury, N.Y.)·2026
Same journal

Breathers, rational solutions, and their exact physical spectra in F = 1 spinor Bose-Einstein condensates.

Chaos (Woodbury, N.Y.)·2026
Same journal

Finite invariant sets with bridging points in logistic IFS.

Chaos (Woodbury, N.Y.)·2026
See all related articles

Related Experiment Video

Updated: Sep 3, 2025

The HoneyComb Paradigm for Research on Collective Human Behavior
06:48

The HoneyComb Paradigm for Research on Collective Human Behavior

Published on: January 19, 2019

9.5K

Spatial evolution of cooperation with variable payoffs.

Ziyan Zeng1, Qin Li2, Minyu Feng1

  • 1The College of Artificial Intelligence, Southwest University, No.2 Tiansheng Road, Beibei, Chongqing 400715, China.

Chaos (Woodbury, N.Y.)
|July 30, 2022
PubMed
Summary
This summary is machine-generated.

Payoff randomness in cooperation games impacts outcomes differently based on distribution. Higher standard deviation can inhibit cooperation in weak prisoner

More Related Videos

Monitoring Spatial Segregation in Surface Colonizing Microbial Populations
07:40

Monitoring Spatial Segregation in Surface Colonizing Microbial Populations

Published on: October 29, 2016

11.2K
The Joint Effect of Social Comparison and Social Distance on Evaluation of Intertemporal Choice Outcomes in Event-related Potential Studies
08:24

The Joint Effect of Social Comparison and Social Distance on Evaluation of Intertemporal Choice Outcomes in Event-related Potential Studies

Published on: August 25, 2023

792

Related Experiment Videos

Last Updated: Sep 3, 2025

The HoneyComb Paradigm for Research on Collective Human Behavior
06:48

The HoneyComb Paradigm for Research on Collective Human Behavior

Published on: January 19, 2019

9.5K
Monitoring Spatial Segregation in Surface Colonizing Microbial Populations
07:40

Monitoring Spatial Segregation in Surface Colonizing Microbial Populations

Published on: October 29, 2016

11.2K
The Joint Effect of Social Comparison and Social Distance on Evaluation of Intertemporal Choice Outcomes in Event-related Potential Studies
08:24

The Joint Effect of Social Comparison and Social Distance on Evaluation of Intertemporal Choice Outcomes in Event-related Potential Studies

Published on: August 25, 2023

792

Area of Science:

  • Evolutionary Game Theory
  • Complex Networks
  • Computational Social Science

Background:

  • Cooperation dynamics are influenced by unpredictable payoff variations in real-world social and economic systems.
  • Understanding how payoff distributions affect cooperation is crucial for evolutionary game theory.

Purpose of the Study:

  • To investigate the impact of different payoff probability distributions (normal and exponential) on cooperation in weak prisoner's dilemmas (WPDs) and snowdrift games (SDGs).
  • To analyze the role of network structures (hexagon lattice, square lattice, small-world, triangular lattice) in promoting or inhibiting cooperation under varying payoff conditions.

Main Methods:

  • Simulations of WPDs and SDGs on four distinct network topologies.
  • Modeling individual payoffs using normal and exponential probability distributions with fixed expectations.
  • Analysis of cooperation levels and cluster formation based on standard deviation and network type.

Main Results:

  • For normally distributed payoffs, increased standard deviation inhibits cooperation in WPDs but promotes it in SDGs, affecting cluster structures differently.
  • Exponentially distributed payoffs show small-world networks as optimal for emergent cooperation in both WPDs and SDGs.
  • In SDGs, small-world networks minimize pure cooperative states, while hexagon lattices maximize them.

Conclusions:

  • Payoff distribution variability significantly alters cooperation dynamics in evolutionary games.
  • Network topology plays a critical role in facilitating cooperation, with small-world networks offering advantages under certain payoff conditions.
  • The interplay between payoff randomness and network structure provides nuanced insights into the evolution of cooperation.