Incentives: Difference between revisions

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== The point incentive system ==
== The point incentive system ==


The [[The Maze Peer-To-Peer System|Maze]] P2P network consists of a simple point incentive system to prevent users from free-riding. Peers consume points by downloading and earn points by uploading files. According to their point total ''P'', peer's download requests are queued by ''<math>requestTime - 3/cdot log_{10}P</math>''
The [[The Maze Peer-To-Peer System|Maze]] P2P network consists of a simple point incentive system to prevent users from free-riding. Peers consume points by downloading and earn points by uploading files. According to their point total ''P'', peer's download requests are queued by ''<math>requestTime - 3\cdot log_{10}P</math>''


== EigenTrust ==
== EigenTrust ==

Revision as of 17:42, 23 July 2007

Problem

File-sharing networks like KaZaA and Gnutella have popularized the peer-to-peer (P2P) resource sharing model. Based on the altruistic behaviour of its users, principles of P2P systems sometimes conflict user's rational individuality. The individual's utility function is also influenced by negative factors like e.g. upload costs, limited upload bandwidth, enviousness or egoism. Hence some users use P2P networks without sharing own resources (free-riding).

Incentive systems

The point incentive system

The Maze P2P network consists of a simple point incentive system to prevent users from free-riding. Peers consume points by downloading and earn points by uploading files. According to their point total P, peer's download requests are queued by

EigenTrust

coming soon


Tit-for-Tat

coming soon

Multi-Trust-Incentives