Isamu Okada

According to our database, Isamu Okada authored at least 35 papers between 2001 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2024

The Evolution of Cooperation and Diversity under Integrated Indirect Reciprocity.

Tatsuya Sasaki, Satoshi Uchida, Isamu Okada, Hitoshi Yamamoto

Games, April, 2024

2023

The evolution of cooperation and diversity by integrated indirect reciprocity.

Tatsuya Sasaki, Satoshi Uchida, Isamu Okada, Hitoshi Yamamoto

CoRR, 2023

2022

Sending Spies as Insurance Against Bitcoin Pool Mining Block Withholding Attacks.

Isamu Okada, Hannelore De Silva, Krzysztof Paruch

Proceedings of the Database and Expert Systems Applications - DEXA 2022 Workshops, 2022

2020

A belief in rewards accelerates cooperation on consumer-generated media.

Fujio Toriumi, Hitoshi Yamamoto, Isamu Okada

J. Comput. Soc. Sci., 2020

Hybrid Assessment Scheme Based on the Stern- Judging Rule for Maintaining Cooperation under Indirect Reciprocity.

Isamu Okada, Hitoshi Yamamoto, Satoshi Uchida

Games, 2020

A Review of Theoretical Studies on Indirect Reciprocity.

Isamu Okada

Games, 2020

Model of Multi-branch Trees for Efficient Resource Allocation.

Natsumi Oyamaguchi, Hiroyuki Tajima, Isamu Okada

Algorithms, 2020

Tournament Method Using a Tree Structure to Resolve Budget Conflicts.

Natsumi Oyamaguchi, Hiroyuki Tajima, Isamu Okada

Proceedings of the Intelligent Decision Technologies, 2020

2019

Evolution of Cooperation with Peer Punishment under Prospect Theory.

Satoshi Uchida, Hitoshi Yamamoto, Isamu Okada, Tatsuya Sasaki

Games, 2019

Visualization of Criteria Priorities Using a Ternary Diagram.

Natsumi Oyamaguchi, Hiroyuki Tajima, Isamu Okada

Proceedings of the Intelligent Decision Technologies 2019, 2019

Rewards Visualization System Promotes Information Provision.

Fujio Toriumi, Hitoshi Yamamoto, Isamu Okada

Proceedings of the Advances in Artificial Intelligence, 2019

2017

The Evolution of Reputation-Based Cooperation in Regular Networks.

Tatsuya Sasaki, Hitoshi Yamamoto, Isamu Okada, Satoshi Uchida

Games, 2017

A norm knockout method on indirect reciprocity to reveal indispensable norms.

Hitoshi Yamamoto, Isamu Okada, Satoshi Uchida, Tatsuya Sasaki

CoRR, 2017

2016

Exploring an Effective Incentive System on a Groupware.

Fujio Toriumi, Hitoshi Yamamoto, Isamu Okada

J. Artif. Soc. Soc. Simul., 2016

The evolution of conditional moral assessment in indirect reciprocity.

Tatsuya Sasaki, Isamu Okada, Yutaka Nakai

CoRR, 2016

2015

The Effect of Incentives and Meta-incentives on the Evolution of Cooperation.

Isamu Okada, Hitoshi Yamamoto, Fujio Toriumi, Tatsuya Sasaki

PLoS Comput. Biol., 2015

Commitment to Cooperation and Peer Punishment: Its Evolution.

Tatsuya Sasaki, Isamu Okada, Satoshi Uchida, Xiaojie Chen

Games, 2015

Unchecked strategy diversification and collapse in continuous voluntary public good games.

Tatsuya Sasaki, Åke Brännström, Isamu Okada, Tatsuo Unemi

CoRR, 2015

Cheating is evolutionarily assimilated with cooperation in the continuous snowdrift game.

Tatsuya Sasaki, Isamu Okada

Biosyst., 2015

2014

Analysis of a Public Good Game Permitted New Entries: a Role of Defectors to Maintain Cooperation.

Hitoshi Yamamoto, Isamu Okada, Yuki Ogawa

J. Adv. Comput. Intell. Intell. Informatics, 2014

Influence of Payoff in Meta-Rewards Game.

Fujio Toriumi, Hitoshi Yamamoto, Isamu Okada

J. Adv. Comput. Intell. Intell. Informatics, 2014

2013

Mathematical description and analysis of adaptive risk choice behavior.

Isamu Okada, Hitoshi Yamamoto

ACM Trans. Intell. Syst. Technol., 2013

Effects of Controllable Facilitators on Social Media: Simulation Analysis Using Generalized Metanorms Games.

Fujio Toriumi, Hitoshi Yamamoto, Isamu Okada

Proceedings of the 2013 IEEE/WIC/ACM International Conferences on Web Intelligence and Intelligent Agent Technology, 2013

Adaptive Risk Choice Behavior Using MAS.

Isamu Okada, Hitoshi Yamamoto

Proceedings of the 2013 IEEE/WIC/ACM International Conferences on Web Intelligence and Intelligent Agent Technology, 2013

2012

Why Do People Use Social Media? Agent-Based Simulation and Population Dynamics Analysis of the Evolution of Cooperation in Social Media.

Fujio Toriumi, Hitoshi Yamamoto, Isamu Okada

Proceedings of the 2012 IEEE/WIC/ACM International Conferences on Intelligent Agent Technology, 2012

Relationship between Online Word-of-Mouth Communication and Consumer Behavior.

Isamu Okada

Proceedings of the 45th Hawaii International International Conference on Systems Science (HICSS-45 2012), 2012

Effect of defectors for cooperation: how strictly should defectors be eliminated from the newcomers?

Hitoshi Yamamoto, Isamu Okada, Yuki Ogawa

Proceedings of the International Conference on Autonomous Agents and Multiagent Systems, 2012

2011

An Agent-Based Model of Sustainable Corporate Social Responsibility Activities.

Isamu Okada

J. Artif. Soc. Soc. Simul., 2011

Effects of Information Diffusion in Online Word-of-Mouth Communication Among Consumers.

Isamu Okada, Hitoshi Yamamoto

J. Adv. Comput. Intell. Intell. Informatics, 2011

2008

Development of Recommender Systems Using User Preference Tendencies: An Algorithm for Diversifying Recommendation.

Yuki Ogawa, Hirohiko Suwa, Hitoshi Yamamoto, Isamu Okada, Toshizumi Ohta

Proceedings of the Towards Sustainable Society on Ubiquitous Networks, 2008

2006

Vulnerability of Cooperation on Scale-Free Networks.

Yoshifumi Ishida, Hitoshi Yamamoto, Isamu Okada, Toshizumi Ohta

Proceedings of the Advancing Social Simulation: The First World Congressi [Post-Conference Proceedings of the World Congress on Social Simulation, 2006

Effective Wage Incentives and Binding Power of Morale.

Ichiro Takahashi, Isamu Okada

Proceedings of the 2006 Joint Conference on Information Sciences, 2006

2005

Sympathy and Interaction Frequency in the Prisoner's Dilemma.

Ichiro Takahashi, Isamu Okada

Proceedings of the 38th Hawaii International Conference on System Sciences (HICSS-38 2005), 2005

2003

Monetary Policy and Banks' Loan Supply Rules to Harness Asset Bubbles and Crashes.

Ichiro Takahashi, Isamu Okada

Proceedings of the Multi-Agent-Based Simulation III, 4th International Workshop, 2003

2001

Relation Formation by Medium Properties: A Multiagent Simulation.

Hitoshi Yamamoto, Isamu Okada, Makoto Jgarashi, Toshizumi Ohta

Proceedings of the Fifth Pacific Asia Conference on Information Systems, 2001