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Incentives play an important role in BitTorrent-like P2P networks, motivating users to contribute to others to achieve faster average download time for all peers. Recent related studies reveal that two problems remain unresolved in most popular incentive mechanisms for BitTorrent-like systems: (1) incompleteness: contributions are not entirely considered, and (2) unfairness: accumulated contributions...
Decentralized and unstructured peer-to-peer (P2P) network system is becoming one of the most popular file sharing systems on the Internet. Due to its prominent merit, a P2P network becomes an effective distribution channel for selling digital products on the Internet. But there are still many constraints curbing electronic commerce on P2P networks. The main problem is that peers can not get cost-efficient...
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