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Vehicular ad hoc Networks (VANETs) are emerged mainly to improve road safety, traffic efficiency, and passenger comfort. The performance of most VANET applications relies on the availability of accurate and recent mobility-information,…

Computers and Society · Computer Science 2019-10-03 Fuad A. Ghaleb

Cognitive radio (CR) is found to be an emerging key for efficient spectrum utilization. In this paper, spectrum sharing among service providers with the help of cognitive radio has been investigated. The technique of spectrum sharing among…

Networking and Internet Architecture · Computer Science 2013-01-08 R. Kaniezhil , Dr. C. Chandrasekar

Wireless communication in a network of mobile devices is a challenging and resource demanding task, due to the highly dynamic network topology and the wireless channel randomness. This paper investigates information broadcast schemes in 2D…

Networking and Internet Architecture · Computer Science 2016-11-17 Zijie Zhang , Guoqiang Mao , Brian Anderson

Mobile ad-hoc networks (MANETs) are a set of self organized wireless mobile nodes that works without any predefined infrastructure. For routing data in MANETs, the routing protocols relay on mobile wireless nodes. In general, any routing…

Networking and Internet Architecture · Computer Science 2012-12-04 Kartheek Srungaram , M. H. M. Krishna Prasad

Vehicular Ad hoc Networks (VANETs) allow vehicles to form a self-organized network without any fixed infrastructure. VANETs have received wide attention and numerous research issues have been identified in the recent time. The design and…

Networking and Internet Architecture · Computer Science 2012-12-14 Ram Shringar Raw , Sanjoy Das , Nanhay Singh , Sanjeet Kumar , Shailender Kumar

Despite enjoying desirable efficiency and reduced reliance on domain expertise, existing neural methods for vehicle routing problems (VRPs) suffer from severe robustness issues -- their performance significantly deteriorates on clean…

Artificial Intelligence · Computer Science 2024-10-08 Jianan Zhou , Yaoxin Wu , Zhiguang Cao , Wen Song , Jie Zhang , Zhiqi Shen

In IEEE 802.11 Wireless Local Area Networks (WLANs), network nodes experiencing collisions on the shared channel need to backoff for a random period of time, which is uniformly selected from the Contention Window (CW). This contention…

Networking and Internet Architecture · Computer Science 2010-07-05 Pooja Saini

Secure communication between two nodes in a network depends on reliable key management systems that generate and distribute keys between communicating nodes and a secure routing protocol that establishes a route between them. But due to…

Cryptography and Security · Computer Science 2012-05-14 Kamal Kumar Chauhan , Amit Kumar Singh Sanger

The most important problem in telecommunication is bandwidth limitation due to the uncontrolled growth of wireless technology. Deploying dynamic spectrum access techniques is one of the procedures provided for efficient use of bandwidth. In…

Signal Processing · Electrical Eng. & Systems 2018-07-19 Mahdi Mir

Achieving optimal transmission throughput in data networks in a multi-hop wireless networks is fundamental but hard problem. The situation is aggravated when nodes are mobile. Further, multi-rate system make the analysis of throughput more…

Networking and Internet Architecture · Computer Science 2010-09-24 Tapas Kumar Patra , Joy Kuri

This paper introduces a new channel selection strategy for reliable contentionaware data dissemination in multi-hop cognitive radio network. The key challenge here is to select channels providing a good tradeoff between connectivity and…

Networking and Internet Architecture · Computer Science 2010-07-02 Mubashir Husain Rehmani , Aline Carneiro Viana , Hicham Khalife , Serge Fdida

Wireless Multi-hop Networks (WMhNs) provide users with the facility to communicate while moving with whatever the node speed, the node density and the number of traffic flows they want, without any unwanted delay and/or disruption. This…

Networking and Internet Architecture · Computer Science 2013-06-05 N. Javaid , R. D. Khan , M. Ilahi , L. Ali , Z. A. Khan , U. Qasim

Vehicular ad hoc networks (VANETs) are a crucial component of intelligent transportation systems; however, routing remains challenging due to dynamic topologies, incomplete observations, and the limited resources of edge devices. Existing…

Machine Learning · Computer Science 2025-09-09 Xiaolu Fu , Ziyuan Bao , Eiman Kanjo

Vehicular Ad Hoc Network has attracted both research and industrial community due to its benefits in facilitating human life and enhancing the security and comfort. However, various issues have been faced in such networks such as…

Networking and Internet Architecture · Computer Science 2019-06-21 Mohammed Laroui , Akrem Sellami , Boubakr Nour , Hassine Moungla , Hossam Afifi , Sofiane B. Hacene

Ad hoc networks are wireless mobile networks that can operate without infrastructure and without centralized network management. Traditional techniques of routing are not well adapted. Indeed, their lack of reactivity with respect to the…

Networking and Internet Architecture · Computer Science 2015-06-19 Omar Smail , Bernard Cousin , Zoulikha Mekkakia , Rachida Mekki

A Mobile Ad-hoc Network (MANET) is a self-configuring infrastructure less network of mobile devices connected by wireless links. In this network technology, simulative analysis is a significant method to understand the performance of…

Networking and Internet Architecture · Computer Science 2013-04-09 Youssef Saadi , Said El Kafhali , Abdelkrim Haqiq , Bouchaib Nassereddine

Multi-parameter cognition in a cognitive radio network (CRN) provides a more thorough understanding of the radio environments, and could potentially lead to far more intelligent and efficient spectrum usage for a secondary user. In this…

Signal Processing · Electrical Eng. & Systems 2019-10-02 Rui Zhang , Peng Cheng , Zhuo Chen , Yonghui Li , Branka Vucetic

The cognitive radio wireless sensor networks have become an integral part of communicating spectrum information to the fusion center, in a cooperative spectrum sensing environment. A group of battery operated sensors or nodes, sensing…

Information Theory · Computer Science 2017-11-28 Atchutananda Surampudi , Krishnamoorthy Kalimuthu

Spectrum efficiency and energy efficiency are two critical issues in designing wireless networks. Through dynamic spectrum access, cognitive radios can improve the spectrum efficiency and capacity of wireless networks. On the other hand,…

Networking and Internet Architecture · Computer Science 2016-11-15 Xiao Lu , Ping Wang , Niyato Dusit , Hossain Ekram

Predicting surrounding vehicle behaviors are critical to autonomous vehicles when negotiating in multi-vehicle interaction scenarios. Most existing approaches require tedious training process with large amounts of data and may fail to…

Robotics · Computer Science 2019-10-21 Jiacheng Zhu , Shenghao Qin , Wenshuo Wang , Ding Zhao