Results 31 to 40 of about 781,166 (294)

A semi-independent policies training method with shared representation for heterogeneous multi-agents reinforcement learning

open access: yesFrontiers in Neuroscience, 2023
Humans do not learn everything from the scratch but can connect and associate the upcoming information with the exchanged experience and known knowledge. Such an idea can be extended to cooperated multi-reinforcement learning and has achieved its success
Biao Zhao   +4 more
doaj   +1 more source

Multi-level opinion dynamics under bounded confidence. [PDF]

open access: yesPLoS ONE, 2012
Opinion dynamics focuses on the opinion evolution in a social community. Recently, some models of continuous opinion dynamics under bounded confidence were proposed by Deffuant and Krause, et al. In the literature, agents were generally assumed to have a
Gang Kou, Yiyi Zhao, Yi Peng, Yong Shi
doaj   +1 more source

Wealth distribution across communities of adaptive financial agents

open access: yesNew Journal of Physics, 2015
This paper studies the trading volumes and wealth distribution of a novel agent-based model of an artificial financial market. In this model, heterogeneous agents, behaving according to the Von Neumann and Morgenstern utility theory, may mutually ...
Pietro DeLellis   +3 more
doaj   +1 more source

Monetary policy and inequality under household heterogeneity and incomplete markets

open access: yesEconomía, 2022
Motivated by the empirical evidence of the effects of unanticipated nominal interest rate increases on the evolution of household inequality in Mexico, which highlight the importance of insurance mechanisms to deal with idiosyncratic risks, the paper ...
Francisco Gabriel Villarreal
doaj  

Wealth Share Analysis with “Fundamentalist/Chartist” Heterogeneous Agents

open access: yesAbstract and Applied Analysis, 2014
We build a multiassets heterogeneous agents model with fundamentalists and chartists, who make investment decisions by maximizing the constant relative risk aversion utility function. We verify that the model can reproduce the main stylized facts in real
Hai-Chuan Xu   +3 more
doaj   +1 more source

Asymmetric Information Dissemination in Double-Layer Networks Helps Explain the Emergence of Cooperation

open access: yesIEEE Access, 2023
This paper proposes a double-layer network game model based on asymmetric information, hoping to explore the impact of asymmetric information dissemination on the evolution of cooperation.
Xiaoming Gong
doaj   +1 more source

Rational Sabotage in Cooperative Production with Heterogeneous Agents [PDF]

open access: yes, 2006
We present a model of cooperative production in which rational agents might carry out sabotage activities that decrease output. We provide necessary and sufficient conditions for the existence of a Nash equilibrium without sabotage.
Beviá, Carmen, Corchón, Luis C.
core   +5 more sources

Personalized Selumetinib Dosing in Pediatric Neurofibromatosis Type 1: Insights From a Pilot Therapeutic Drug Monitoring Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Objective To evaluate selumetinib exposure using therapeutic drug monitoring (TDM) in pediatric patients with neurofibromatosis type 1 (NF1) and plexiform neurofibromas (PN), assess interpatient pharmacokinetic variability, and explore the relationship between drug exposure, clinical response, and adverse effects.
Janka Kovács   +8 more
wiley   +1 more source

Hotelling’s Duopoly in a Two-Sided Platform Market on the Plane

open access: yesMathematics, 2020
Equilibrium in a two-sided market represented by network platforms on the plane and heterogeneous agents is investigated. The advocated approach is based on the duopoly model which implies a continuum of agents of limited size on each side of the market ...
Vladimir Mazalov, Elena Konovalchikova
doaj   +1 more source

Emergent volatility in asset markets with heterogeneous agents

open access: yesDiscrete Dynamics in Nature and Society, 2001
This paper examines the emergence of complex volatility in dynamic asset markets when there are heterogeneous agents. A discrete formulation is studied with two categories of market participants, fundamentalist traders who buy when the asset price is ...
Honggang Li, J. Barkley Rosser
doaj   +1 more source

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