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Displaying 1-19 out of 19 total
Turbo-Coded HARQ with Switchable Relaying Mechanism in Single Hop Cooperative Wireless System
Found in: Frontiers of Information Technology
By Ibrahim Khalil,Adnan Ahmed Khan, Zohaib-Ur-Rehman
Issue Date:December 2011
pp. 253-257
Cooperative relaying has recently received significant attention due to its diversity gain, higher QoS, power savings, extended coverage and improved BER as compared to conventional SISO systems. For further improvement in the system performance, Hybrid AR...
 
A Range-Based SLA and Edge Driven Virtual Core Provisioning in DiffServ-VPNs
Found in: Local Computer Networks, Annual IEEE Conference on
By Ibrahim Khalil, Torsten Braun
Issue Date:November 2001
pp. 12
We recently proposed a range-based Service Level Agreement (SLA) [15 ] approach and edge provisioning in DiffServ capable Virtual Private Networks (VPNs) to customers that are unable or unwilling to predict load between VPN endpoints exactly. With range-ba...
 
An Architecture for Managing QoS-Enabled VPNs over the Internet
Found in: Local Computer Networks, Annual IEEE Conference on
By Manuel Guenter, Torsten Braun, Ibrahim Khalil
Issue Date:October 1999
pp. 122
This paper describes an architecture for the management of QoS-enabled virtual private networks (VPNs) over the Internet. The architecture focuses on two important issues of VPNs: security and Quality-of-Service (QoS). The security achieved in VPNs is base...
 
A Framework for Improving the Accuracy of Unsupervised Intrusion Detection for SCADA Systems
Found in: 2013 12th IEEE International Conference on Trust, Security and Privacy in Computing and Communications (TrustCom)
By Abdulmohsen Almalawi,Zahir Tari,Adil Fahad,Ibrahim Khalil
Issue Date:July 2013
pp. 292-301
Supervisory Control and Data Acquisition (SCADA) systems are a salient part of the control and monitoring of critical infrastructures such as electricity generation, distribution, water treatment and distribution, and gas and oil production. Recently, such...
 
Garbled Routing (GR): Towards Unification of Anonymous Networks
Found in: 2013 12th IEEE International Conference on Trust, Security and Privacy in Computing and Communications (TrustCom)
By Shaahin Madani,Ibrahim Khalil
Issue Date:July 2013
pp. 50-57
Anonymous communication systems conceal the identity of the communicating parties to preserve their privacy. Various approaches exist, yet none is taking advantage of the diversity of available solutions to offer a higher anonymity. This paper introduces a...
 
Cooperative Relay Selection Based UEP Scheme for 3D Video Transmission over Rayleigh Fading Channel
Found in: Digital Image Computing: Techniques and Applications
By Ibrahim Khalil Sileh,Khalid Mohamed Alajel,Wei Xiang
Issue Date:December 2011
pp. 689-693
In this paper, we propose an unequal error protection (UEP) scheme for 3 dimensional (3D) video transmission based on dual AF-DF relay selection protocol. In the proposed scheme, we consider an Amplify-and-Forward (AF) and Decode-and-Forward (DF) cooperati...
 
Timely Arbitrator Selection in P2P Virtual Environments with 3D Voronoi Diagrams
Found in: Network Computing and Applications, IEEE International Symposium on
By Mahathir Almashor,Ibrahim Khalil
Issue Date:August 2011
pp. 235-240
Dynamically selecting game-play arbitrators remains a key concern in fully Peer-to-Peer Virtual Environments (P2P-VE). The lack of hierarchical structures and dedicated servers mean suitable candidates must be chosen from amongst the peer population. These...
 
Clustering SOAP Web Services on Internet Computing Using Fast Fractals
Found in: Network Computing and Applications, IEEE International Symposium on
By Dhiah Al-Shammary,Ibrahim Khalil,Loay E. George
Issue Date:August 2011
pp. 366-371
The interoperability of Web services has resulted in its adoption for recently-emerging cloud platforms. SOAP (Simple Object Access Protocol) is considered as the main platform independent communication tool for the Cloud Web service. Generally, Cloud Web ...
 
Dynamic Fractal Clustering Technique for SOAP Web Messages
Found in: Services Computing, IEEE International Conference on
By Dhiah Al-Shammary,Ibrahim Khalil
Issue Date:July 2011
pp. 96-103
The Simple Object Access Protocol (SOAP) is an XML based protocol that is widely used over the Internet as it supports interoperability by establishing access among Web servers and clients from the same or different platforms. However, SOAP Web services su...
 
Load-Balancing Properties of 3D Voronoi Diagrams in Peer-to-Peer Virtual Environments
Found in: Parallel and Distributed Systems, International Conference on
By Mahathir Almashor, Ibrahim Khalil
Issue Date:December 2010
pp. 839-844
Balancing communication workloads is a perennial performance issue in the area of Distributed Virtual Environments (DVE). The stringent time constraints of Multiplayer Online Games (MOG) complicate efforts to effectively distribute the networking load amon...
 
Dynamic Game-Play Arbitrators with 3D Voronoi Diagrams
Found in: Network Computing and Applications, IEEE International Symposium on
By Mahathir Almashor, Ibrahim Khalil, Geoff Leach
Issue Date:July 2010
pp. 253-256
Voronoi Diagrams (VD) have recently been proposed as a way to enable Massively Multi-player On-line Games (MMOG) and Virtual Environments (VE) on fully Peer-to-Peer (P2P) network architectures. Using typical two-dimensional varieties, the peers maintain di...
 
SOAP Web Services Compression Using Variable and Fixed Length Coding
Found in: Network Computing and Applications, IEEE International Symposium on
By Dhiah Al-Shammary, Ibrahim Khalil
Issue Date:July 2010
pp. 84-91
SOAP Web services create high network traffic because of its generated large XML messages resulting in poor network performance. Therefore, enhancing the performance of Web services by compressing SOAP messages is considered to be an important issue. Compr...
 
Performance Analysis of Optimal Packet Size for Congestion Control in Wireless Sensor Networks
Found in: Network Computing and Applications, IEEE International Symposium on
By Naimah Yaakob, Ibrahim Khalil, Jiankun Hu
Issue Date:July 2010
pp. 210-213
While witnessing a remarkable and rapid emergence of Wireless Sensor Network (WSN) that seems to facilitate promising features, congestion problem still remains the key issue that attract very high attention in research community. Congestion not only sever...
 
An Adaptive Membership Algorithm for Application Layer Multicast
Found in: Networking and Services, International conference on
By Bin Rong, Ibrahim Khalil, Zahir Tari
Issue Date:July 2006
pp. 35
Due to deployment difficulty of network layer multicast, application layer multicast is considered to be a good substitute for massive P2P video/audio streaming in large networks. However, in application layer multicast, the participating users join and le...
 
A Gossip-based Membership Management Algorithm for Large-Scale Peer-to-Peer Media Streaming
Found in: Local Computer Networks, Annual IEEE Conference on
By Bin Rong, Ibrahim Khalil, Zahir Tari
Issue Date:November 2005
pp. 486-487
<p>A new adaptive gossip-based membership management algorithm is proposed. Its adaptive nature enables it to con- fine the control overhead to local ranges, and adapt to the ever-changing network traffic conditions and group membership. The random n...
 
Cooperative Web Caching using Dynamic Interest-Tagged Filtered Bloom Filters
Found in: IEEE Transactions on Parallel and Distributed Systems
By Holly Alexander,Ibrahim Khalil,Conor Cameron,Zahir Tari,Albert Zomaya
Issue Date:February 2015
pp. 1
Although cooperative Web caching has been widely researched, comparatively little has been done to reduce inter-proxy network overhead whilst allowing for a high percentage of requested documents to be retrieved from the cache. Alleviating these issues can...
 
Granular Evaluation of Anomalies in Wireless Sensor Networks using Dynamic Data Partitioning with an Entropy Criteria
Found in: IEEE Transactions on Computers
By Heshan Kumarage,Ibrahim Khalil,Zahir Tari
Issue Date:February 2015
pp. 1
This paper presents an anomaly detection model that is granular and distributed to accurately and efficiently identify sensed data anomalies within wireless sensor networks. A more decentralised mechanism is introduced with wider use of innetwork processin...
 
Enhancing Availability in Content Delivery Networks for Mobile Platforms
Found in: IEEE Transactions on Parallel and Distributed Systems
By Mahathir Almashor,Ibrahim Khalil,Zahir Tari,Albert Zomaya,Sartaj Sahni
Issue Date:August 2014
pp. 1
Ensuring high data availability is a vital prerogative for Content Delivery Networks (CDN), and as we look to deploy CDN mechanisms onto mobile platforms, this imperative becomes ever more challenging. In traditional CDNs, replication ensures high availabi...
 
SCADAVT-A framework for SCADA security testbed based on virtualization technology
Found in: 2013 IEEE 38th Conference on Local Computer Networks (LCN 2013)
By Abdulmohsen Almalawi,Zahir Tari,Ibrahim Khalil,Adil Fahad
Issue Date:October 2013
pp. 639-646
Supervisory Control and Data Acquisition (SCADA) systems monitor and control infrastructures and industrial processes such as smart grid power and water distribution systems. Recently, such systems have been attacked, and traditional security solutions hav...
   
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