To mitigate the attacks by malicious peers and to motivate the peers to share the resources in peer-to-peer networks, several reputation systems have been proposed in the past. In most of them, the peers evaluate other peers based on their past interactions and then aggregate this information in the whole network. However such an aggregation process requires approximations in order to converge ...

This paper addresses two important challenges for current P2P systems, namely churn and selfishness. First, we report on a system [19] whose desirable properties (small peer degree, small network diameter, etc.) are maintained in spite of ongoing and concurrent membership changes. Thereby, dynamic peers are “tamed” by redundancy. Due to the worstcase churn, this system may never be fully repair...

Communication styles are representative of the individuals and identifying the communication styles of an individual allows the understanding of individual background, the way of thinking and perception of social reality. In the organizational context, studying the communicator styles of a group of organizational employees can be equated with learning the organizational culture. The purposes of...

objectives: developmental coordination disorder (dcd) is a motor skill disorder which impacts upon a child, s ability to perform age-appropriate activity of daily living and academic performance. they have problems in gross & fine motors, their upper limb coordination are impaired, too. in this way, we decided to compare motors skills with botmp test in children with dcd and their normal peers....