36 citations · 37 across the 4 of their papers we have counts for
4 papers
Evolutionary stability of cooperation by the leading eight norms in indirect reciprocity under noisy and private assessment
Yuma Fujimoto, Hisashi Ohtsuki
Indirect reciprocity is a mechanism that explains large-scale cooperation in human societies. In indirect reciprocity, an individual chooses whether or not to cooperate with anothe…
Evolutionary stability of cooperation in indirect reciprocity under noisy and private assessment
Yuma Fujimoto, Hisashi Ohtsuki
Indirect reciprocity is a mechanism that explains large-scale cooperation in humans. In indirect reciprocity, individuals use reputations to choose whether or not to cooperate with…
Learning in Multi-Memory Games Triggers Complex Dynamics Diverging from Nash Equilibrium
Yuma Fujimoto, Kaito Ariu, Kenshi Abe
Repeated games consider a situation where multiple agents are motivated by their independent rewards throughout learning. In general, the dynamics of their learning become complex.…
Hierarchical Prisoner's Dilemma in Hierarchical Public-Goods Game
Yuma Fujimoto, Takahiro Sagawa, Kunihiko Kaneko
The dilemma in cooperation is one of the major concerns in game theory. In a public-goods game, each individual pays a cost for cooperation, or to prevent defection, and receives a…