20 research outputs found

    Innovative Data Communication Technologies and Application Proceedings of ICIDCA 2020

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    Steroid Hormones and Homocysteine in the Outcome of Patients With Normal Pressure Hydrocephalus

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    Summary Normal pressure hydrocephalus (NPH) is one of a few treatable conditions of cognitive decline affecting predominately elderly Moreover, plasma homocysteine may serve as an early indicator of NPH-related dementia

    Reducing the history in decentralized interaction-based reputation systems

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    In decentralized interaction-based reputation systems, nodes store information about the past interactions of other nodes. Based on this information, they compute reputations in order to take decisions about future interactions. Computing the reputations with the complete history of interactions is inefficient due to its resource requirements. Furthermore, the complete history of interactions accumulates old information, which may impede the nodes from capturing the dynamic behavior of the system when computing reputations. In this paper, we propose a scheme for reducing the amount of history maintained in decentralized interaction-based reputation systems based on elements such as the age of nodes, and we explore its effect on the computed reputations showing its effectiveness in both synthetic and real-world graphs

    FREEDOM - D42 Design and evaluation of effective procedures for MAC layer

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    The implementation of femtocells introduces many technical challenges that must be solved in order to fully exploit their potentials. This deliverable primarily focuses on control procedures for radio resource management addressing the most critical issues. To utilize radio resources of femtocell efficiently, a novel routing of data among user s served by the same femtocell is proposed. Furthermore, spectrum-efficient technique for power control, scheduling (both at radio side and backhaul side and multicast/broadcast services transmissions are designed. Additionally, novel authorization approaches and femtocells’ identification technique are proposed while taking in consideration the scalability of the system. This document designs and specifies the control plane procedures to ensure effective coordination among femtocells and macrocell designed in WP3. Finally, cross-layer optimization issues are addressed here by means of optimal femtocells’ power allocation derivation using the Game Theory framework.Peer Reviewe
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