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Related papers: A Reputation System for Multi-Agent Marketplaces

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In this work we explore the implementation of the reputation system for a generic marketplace, describe details of the algorithm and parameters driving its operation, justify an approach to simulation modeling, and explore how various kinds…

Social and Information Networks · Computer Science 2019-02-12 Anton Kolonin , Ben Goertzel , Cassio Pennachin , Deborah Duong , Marco Argentieri , Nejc Znidar

We simulate a reputation system in a market to optimise the balance between market security and market equity. We introduce a method of using a reputation system that will stabilise the distribution of wealth in a market in a fair manner.…

Multiagent Systems · Computer Science 2022-10-06 Anton Kolonin , Deborah Duong , Ben Goertzel , Cassio Pennachin , Matt Iklé , Nejc Znidar , Marco Argentieri

Agent mediated e-commerce involves buying and selling on Internet through software agents. The success of an agent mediated e-commerce system lies in the underlying reputation management system which is used to improve the quality of…

Multiagent Systems · Computer Science 2013-04-01 Vibha Gaur , Neeraj Kumar Sharma , Punam Bedi

One of the risks involved in multi agent community is in the identification of trustworthy agent partners for transaction. In this paper we aim to describe a trust model for measuring trust in the interacting agents. The trust metric model…

Computers and Society · Computer Science 2013-05-15 Sanat Kumar Bista , Keshav P. Dahal , Peter I. Cowling , Bhadra Man Tuladhar

Reasoning about agent preferences on a set of alternatives, and the aggregation of such preferences into some social ranking is a fundamental issue in reasoning about uncertainty and multi-agent systems. When the set of agents and the set…

Computer Science and Game Theory · Computer Science 2012-07-19 Moshe Tennenholtz

Reputation systems aim to reduce the risk of loss due to untrustworthy participants. This loss is aggravated by dishonest advisors trying to pollute the e-market environment for their self-interest. A major task of a reputation system is to…

Social and Information Networks · Computer Science 2012-01-19 Vibha Gaur , Neeraj Kumar Sharma , Punam Bedi

The success of an agent mediated e-market system lies in the underlying reputation management system to improve the quality of services in an information asymmetric e-market. Reputation provides an operatable metric for establishing…

Multiagent Systems · Computer Science 2011-10-19 Vibha Gaur , Neeraj Kumar Sharma

Nowadays, rating systems play a crucial role in the attraction of customers for different services. However, as it is difficult to detect a fake rating, attackers can potentially impact the rating's aggregated score unfairly. This malicious…

Computer Science and Game Theory · Computer Science 2022-08-05 Iman Vakilinia , Peyman Faizian , Mohammad Mahdi Khalili

The last years have seen a growing interest in collaborative systems like electronic marketplaces and P2P file sharing systems where people are intended to interact with other people. Those systems, however, are subject to security and…

Computers and Society · Computer Science 2012-03-09 Antonino Simone , Boris Skoric , Nicola Zannone

Rating systems play a vital role in the exponential growth of service-oriented markets. As highly rated online services usually receive substantial revenue in the markets, malicious sellers seek to boost their service evaluation by…

Computer Science and Game Theory · Computer Science 2022-03-01 Xin Zhou , Shigeo Matsubara , Yuan Liu , Qidong Liu

We simulate the process of possible interactions between a set of competitive services and a set of portals that provide online rating for these services. We argue that to have a profitable business, these portals are forced to have…

Other Condensed Matter · Physics 2007-05-23 Boris Galitsky , Mark Levene

Modern information access ecosystems consist of mixtures of systems, such as retrieval systems and large language models, and increasingly rely on marketplaces to mediate access to models, tools, and data, making competition between systems…

Information Retrieval · Computer Science 2026-04-17 To Eun Kim , Alireza Salemi , Hamed Zamani , Fernando Diaz

Reputation and recommendation systems are fundamental for the formation of community market places. Yet, they are easy targets for attacks which disturb a market's equilibrium and are often based on cheap pseudonyms used to submit ratings.…

Cryptography and Security · Computer Science 2007-05-23 Nicolai Kuntze , Dominique Maehler , Andreas U. Schmidt

Ranking problem has attracted much attention in real systems. How to design a robust ranking method is especially significant for online rating systems under the threat of spamming attacks. By building reputation systems for users, many…

Information Retrieval · Computer Science 2015-05-20 Jian Gao , Yu-Wei Dong , Mingsheng Shang , Shi-Min Cai , Tao Zhou

Recent advances in machine learning and big data analytics have intensified the demand for high-quality cross-domain datasets and accelerated the growth of data trading across organizations. As data become increasingly recognized as an…

Computer Science and Game Theory · Computer Science 2025-11-26 Kenta Yamamoto , Teruaki Hayashi

Trust evaluation is an important topic in both research and applications in sociable environments. This paper presents a model for trust evaluation between agents by the combination of direct trust, indirect trust through neighbouring links…

Artificial Intelligence · Computer Science 2021-04-20 Qin Liang , Minjie Zhang , Fenghui Ren , Takayuki Ito

Reputation mechanisms offer an effective alternative to verification authorities for building trust in electronic markets with moral hazard. Future clients guide their business decisions by considering the feedback from past transactions;…

Artificial Intelligence · Computer Science 2011-11-02 B. Faltings , R. Jurca

Understanding the principles of consensus in communities and finding ways to optimal solutions beneficial for entire community becomes crucial as the speeds and scales of interaction in modern distributed systems increase. Such systems can…

Social and Information Networks · Computer Science 2018-11-22 Anton Kolonin , Ben Goertzel , Deborah Duong , Matt Ikle , Nejc Znidar

Appropriate ranking algorithms and incentive mechanisms are essential to the creation of high-quality information by users of a social network. However, evaluating such mechanisms in a quantifiable way is a difficult problem. Studies of…

Computational Engineering, Finance, and Science · Computer Science 2010-06-28 Xixi Luo , Xiaowu Chen , Qingping Zhao , Joshua Shinavier

Reputation is crucial to enabling human or software agents to select among alternative providers. Although several effective reputation assessment methods exist, they typically distil reputation into a numerical representation, with no…

Artificial Intelligence · Computer Science 2020-06-17 Ingrid Nunes , Phillip Taylor , Lina Barakat , Nathan Griffiths , Simon Miles
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