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Displaying 1-15 out of 15 total
Datacenter at the Airport: Reasoning about Time-Dependent Parking Lot Occupancy
Found in: IEEE Transactions on Parallel and Distributed Systems
By Samiur Arif,Stephan Olariu,Jin Wang,Gongjun Yan,Weiming Yang,Ismail Khalil
Issue Date:November 2012
pp. 2067-2080
Recently, Olariu et al. [3], [7], [18], [19], [20] proposed to refer to a dynamic group of vehicles whose excess computing, sensing, communication, and storage resources can be coordinated and dynamically allocated to authorized users, as a vehicular cloud...
 
General Active Position Detectors Protect VANET Security
Found in: Broadband, Wireless Computing, Communication and Applications, International Conference on
By Gongjun Yan,Bhed Bahadur Bista,Danda B. Rawat,Earl F. Shaner
Issue Date:October 2011
pp. 11-17
Vehicle position is one of the most valuable pieces of information in a Vehicular Ad-hoc Network (VANET). The main contribution of this work is a novel approach to enhancing position security in VANETs. We propose a general active detection architecture in...
 
Precoder Adaptation and Power Control in Wireless Ad-Hoc Networks for Rate Maximization
Found in: Network-Based Information Systems, International Conference on
By Danda B. Rawat,Bhed Bahadur Bista,Gongjun Yan
Issue Date:September 2011
pp. 30-34
In this paper we present an algorithm to perform precoder adaptation and power control for rate maximization problem in ad-hoc networks where individual transmitter receiver pairs communicate in interference channel scenario. We maximize links' achievable ...
 
Toward Cognitive Vehicles
Found in: IEEE Intelligent Systems
By Ding Wen, Gongjun Yan, Nan-Ning Zheng, Lin-Cheng Shen, Li Li
Issue Date:May 2011
pp. 76-80
<p>As a result of more cars on the road, traffic becomes more congested and streets become more risky. In addition, new communication and entertainment applications make drivers ever-more over-burdened and distracted. To relieve the continually incre...
 
Securing Vehicular Ad-hoc Networks Against Malicious Drivers: A Probabilistic Approach
Found in: Complex, Intelligent and Software Intensive Systems, International Conference
By Danda B. Rawat, Bhed B. Bista, Gongjun Yan, Michele C. Weigle
Issue Date:July 2011
pp. 146-151
Future development of Intelligent Transportation Systems (ITS) depends on Vehicular Ad-hoc Networks (VANETs) in which communications will help to improve traffic safety and efficiency through exchanging information among vehicles. As each vehicle cannot be...
 
Enhancing VANET Performance by Joint Adaptation of Transmission Power and Contention Window Size
Found in: IEEE Transactions on Parallel and Distributed Systems
By Danda B. Rawat, Dimitrie C. Popescu, Gongjun Yan, Stephan Olariu
Issue Date:September 2011
pp. 1528-1535
In this paper, we present a new scheme for dynamic adaptation of transmission power and contention window (CW) size to enhance performance of information dissemination in Vehicular Ad-hoc Networks (VANETs). The proposed scheme incorporates the Enhanced Dis...
 
Provisioning Vehicular Ad Hoc Networks with Quality of Service
Found in: Broadband, Wireless Computing, Communication and Applications, International Conference on
By Gongjun Yan, Danda B. Rawat, Bhed B. Bista
Issue Date:November 2010
pp. 102-107
The vehicular wireless ad hoc network (VANET), a specialized wireless sensor network, is booming to provide safety and comfort for passengers. Special features of VANET, such as high mobility nodes and large scale node population, make the Quality of Servi...
 
Combined Admission, Power and Rate Control for Cognitive Radios in Dynamic Spectrum Access Ad-Hoc Networks
Found in: Network-Based Information Systems, International Conference on
By Danda B. Rawat, Bhed Bahadur Bista, Gongjun Yan
Issue Date:September 2010
pp. 240-245
Dynamic spectrum access in cognitive radio (CR) networks is emerging concept to utilize the scarce spectrum in an efficient manner. CR systems will operate in heterogeneous networks in which efficient use of resources will require control of both transmiss...
 
Reliable Routing in Vehicular Ad Hoc Networks
Found in: Distributed Computing Systems Workshops, International Conference on
By Gongjun Yan, Nathalie Mitton, Xu Li
Issue Date:June 2010
pp. 263-269
One of the notoriously difficult problems in vehicular ad-hoc networks (VANET) is to ensure that established routing paths do not break before the end of data transmission. This is a difficult problem because the network topology is constantly changing and...
 
Towards Providing Scalable and Robust Privacy in Vehicular Networks
Found in: IEEE Transactions on Parallel and Distributed Systems
By Gongjun Yan,Stephan Olariu,Jin Wang,Samiur Arif
Issue Date:July 2014
pp. 1896-1906
In vehicular networks, there is a strong correlation between a vehicle's identity and that of the driver. It follows that any effort to protect driver privacy must attempt to make the link between the two harder to detect. One of the most appealing solutio...
 
Towards Secure Vehicular Clouds
Found in: 2012 Sixth International Conference on Complex, Intelligent, and Software Intensive Systems (CISIS)
By Gongjun Yan,Danda B. Rawat,Bhed B. Bista
Issue Date:July 2012
pp. 370-375
The past decade has witnessed a growing interest in vehicular networking and its panoply of potential applications among vehicles. Olariu and his co-workers [1, 2, 3] have put forth the vision of a new type of cloud, Vehicular Cloud Computing (VCC). It is ...
 
Providing VANET security through active position detection
Found in: Proceedings of the fourth ACM international workshop on Vehicular ad hoc networks (VANET '07)
By Gongjun Yan Yan, Gyanesh Choudhary, Michele C. Weigle, Stephan Olariu
Issue Date:September 2007
pp. 73-74
Our main contribution is a novel approach to enhancing position security in VANET. We achieve local and global position security by using the on-board radar to detect neighboring vehicles and to confirm their announced coordinates. We compute cosine simila...
     
Automatic recognition of design motifs using semantic conditions
Found in: Proceedings of the 28th Annual ACM Symposium on Applied Computing (SAC '13)
By Awny Alnusair, Gongjun Yan, Tian Zhao
Issue Date:March 2013
pp. 1062-1067
Program comprehension is vital for building, enhancing and maintaining existing software systems. In this paper, we propose an automatic reverse engineering approach that leverages understanding and reusing software libraries through the automatic recovery...
     
A time-critical information diffusion model in vehicle ad hoc networks
Found in: Proceedings of the 8th International Conference on Advances in Mobile Computing and Multimedia (MoMM '10)
By Gongjun Yan, Stephan Olariu, Syed Rizvi
Issue Date:November 2010
pp. 102-108
The diffusion of time-critical information, like traffic alert messages, is critical and challenging in Vehicle Ad hoc Networks (VANETs). It is critical because lives of people on the road are at stake and is challenging due to a combination of highly dyna...
     
A probabilistic routing protocol in VANET
Found in: Proceedings of the 7th International Conference on Advances in Mobile Computing and Multimedia (MoMM '09)
By Gongjun Yan, Shaharuddin Salleh, Stephan Olariu
Issue Date:December 2009
pp. 179-186
The key attribute that distinguishes Vehicular Ad hoc Networks (VANET) from Mobile Ad hoc Networks (MANET) is scale. To wit, while MANET involve up to one hundred nodes and are short lived, being deployed in support of special-purpose operations, VANET net...
     
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