Proceedings

Macau: A Basis for Evaluating Reputation Systems

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Proceedings of the Twenty-Third International Joint Conference on Artificial Intelligence. Pages 191-196.

Abstract

Reputation is a crucial concept in dynamic multiagent environments. Despite the large body of work on reputation systems, no metrics exist to directly and quantitatively evaluate and compare them. We present a common conceptual interface for reputation systems and a set of four measurable desiderata that are broadly applicable across multiple domains. These desiderata employ concepts from dynamical systems theory to measure how a reputation system reacts to a strategic agent attempting to maximize its own utility. We study a diverse set of well-known reputation models from the literature in a moral hazard setting and identify a rich variety of characteristics that they support.

Christopher J. Hazard, and Munindar P. Singh. 2013. Macau: A Basis for Evaluating Reputation Systems. In Proceedings of the Twenty-Third International Joint Conference on Artificial Intelligence, IJCAI-13. IJCAI, 191–196. https://ijcai.org/proceedings/2013/38
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