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Due to the existence of hubs in P2P networks, the network becomes more and more vulnerable because of great reducing in defending against coordinated attacks. This paper propose a model based on trust value of nodes against vulnerability, which not only takes into account the node's connections, but also gives full consideration about the node's trust value, and the calculation of trust value is broken...
With the proliferation of wireless multimedia applications, multicast/broadcast has been recognized as an efficient technique to transmit a large volume of data to multiple mobile stations at the same time. In most multicast systems, the transmitter (e.g. base station) adapts its data rate to the furthest located users, so as to guarantee service quality to as many users as possible. Predictably,...
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