scholarly journals A Cognitive Theory-based Opportunistic Resource-Pooling Scheme for Ad hoc Networks

2017 ◽  
Vol 26 (1) ◽  
pp. 47-68
Author(s):  
Seema B. Hegde ◽  
B. Satish Babu ◽  
Pallapa Venkataram

AbstractResource pooling in ad hoc networks deals with accumulating computing and network resources to implement network control schemes such as routing, congestion, traffic management, and so on. Pooling of resources can be accomplished using the distributed and dynamic nature of ad hoc networks to achieve collaboration between the devices. Ad hoc networks need a resource-pooling technique that offers quick response, adaptability, and reliability. In this context, we are proposing an opportunistic resource-pooling scheme that uses a cognitive computing model to accumulate the resources with faster resource convergence rate, reliability, and lower latency. The proposed scheme is implemented using the behaviors-observations-beliefs cognitive model, in which the resource-pooling decisions are made based on accumulated knowledge over various behaviors exhibited by nodes in ad hoc networks.

IEEE Access ◽  
2020 ◽  
Vol 8 ◽  
pp. 45167-45183 ◽  
Author(s):  
Daniel L. Guidoni ◽  
Guilherme Maia ◽  
Fernanda S. H. Souza ◽  
Leandro A. Villas ◽  
Antonio A. F. Loureiro

2021 ◽  
Vol 2021 ◽  
pp. 1-8
Author(s):  
Xin Yan ◽  
Xiaodong Hu ◽  
Wen Liu

Tactical ad hoc networks (TANET) accomplish the corresponding tasks via a hopeful device-to-device connection mechanism for data transmission and resource management without a centralized foundation. Software-defined networking (SDN) provides an evolution from the previous networks by decoupling the network control from data forwarding and providing a novel paradigm for network handling. Nevertheless, a SDN-based strategy in TANET leads to various novel problems since the primary construction cannot be employed in mobile ad hoc networks anymore. In this paper, a new SDN-based structure is constructed for TANET. Then, both delay and energy consumption (EC) are utilized to model the controller deployment and data-plane assignment problems, by which quality-of-service (QoS) guarantees are realized. Afterwards, mixed-integer programming (MIP) is adopted to solve the mentioned model. Finally, according to the experimental outcomes, it can be observed that the presented approach ensures the data-plane delay and optimizes the EC.


2020 ◽  
Vol 159 ◽  
pp. 317-330 ◽  
Author(s):  
Thiago S. Gomides ◽  
Robson E. De Grande ◽  
Allan M. de Souza ◽  
Fernanda S.H. Souza ◽  
Leandro A. Villas ◽  
...  

2019 ◽  
Vol 2019 ◽  
pp. 1-23 ◽  
Author(s):  
Muhammad Sameer Sheikh ◽  
Jun Liang

Recently, vehicular ad hoc networks (VANETs) embark a great deal of attention in the area of wireless and communication technology and are becoming one of the prominent research areas in the intelligent transportation system (ITS) because they provide safety and precautionary measures to the drivers and passengers, respectively. VANETs are quite different from the mobile ad hoc networks (MANETs) in terms of characteristics, challenges, system architecture, and their application. In this paper, we summarize the recent state-of-the-art methods of VANETs by discussing their architecture, security, and challenges. Secondly, we discuss the detailed analysis of security schemes and the possible measures to provide secure communication in VANETs. Then, we comprehensively cover the authentication schemes, which is able to protect the vehicular network from malicious nodes and fake messages. Thus, it provides security in VANETs. Thirdly, we cover the mobility and network simulators, as well as other simulation tools, followed by the performance of authentication schemes. Finally, we discuss the comfort and safety applications of VANETs. In sum, this paper comprehensively covers the entire VANET system and its applications by filling the gaps of existing surveys and incorporating the latest trends in VANETs.


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