"incentives"

Cooperative performance bounds of Wireless Local Area Networks
In a Wireless Local Area Network (WLAN), capacity gain and delay reduction play a crucial role in system performance. In this paper, we …
Rasool Sadeghi, João Paulo Barraca, Rui L. Aguiar
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Metrics for optimal relay selection in cooperative wireless networks
A key design issue in relay based cooperative wireless networks is the metrics used for relay selection. Internal operational …
Rasool Sadeghi, João Paulo Barraca, Rui L. Aguiar
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Experimental Evaluation of the Usage of Ad Hoc Networks as Stubs for Multiservice Networks
This paper describes an experimental evaluation of a multiservice ad hoc network, aimed to be interconnected with an infras- tructure, …
Miguel Almeida, Rafael Sarrô, JoãoPaulo Barraca, Susana Sargento, Rui L Aguiar
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Mechanisms for Secure Charging in Self-Organised Networks
Self-organised and ad-hoc networks are an area with an existing large research community. These networks are much useful in scenarios …
João Paulo Barraca
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A Lightweight and Secure Session-Aware Ad-Hoc Charging Protocol
Ad-hoc networks can be used to increase the radio range of hotspot scenarios and the number of prospective clients. However, the …
João Paulo Barraca, Susana Sargento, Rui L. Aguiar
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Evaluation of MANET Charging Protocols in Hotspot Scenarios
This document compares several proposals for charging and rewarding mechanisms in ad-hoc networks, in terms of its real-time charging …
João Paulo Barraca, Susana Sargento, Rui L. Aguiar
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Linking Ad Hoc Charging Schemes to AAAC Architectures
The current state of todays networks allows us to take one step further in merging the research communitys work with every days life. …
Joao Girao, Bernd Lamparter, Dirk Westhoff, Rui Aguiar, João Paulo Barraca
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The Polynomial-Assisted Ad Hoc Charging Protocol
The area of trustworthy charging in self-organized environments has been developed quite recently. This paper introduces a new secure …
João Paulo Barraca, Susana Sargento, Rui L. Aguiar
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QoS-differentiated secure charging in ad-hoc environments
In order to keep up with new networking needs, it is necessary to adopt mechanisms for charging network usage in a universal way. The …
Joao Girao, João Paulo Barraca, Bernd Lamparter, Dirk Westhoff, Rui Aguiar
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