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Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
(18 results)-
Whitepapers
CogProt: A Framework for Cognitive Configuration and Optimization of Communication Protocols
November 29, 2010, 12:00am PST
Advancements in network technologies dramatically increased management complexity. Cognitive networking was introduced to deal with this problem, by providing algorithms for autonomous network...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
Whitepapers
TCP-Aware Forward Error Correction for Wireless Networks
November 29, 2010, 12:00am PST
This paper studies TCP performance improvement in wireless and heterogeneous networks using Forward Error Correction (FEC) technique driven by TCP semantics. In the proposed scheme, called...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
Security Vulnerabilities in IEEE 802.22
November 19, 2008, 12:00am PST
Cognitive Radio (CR) is seen as one of the enabling technologies for realizing a new spectrum access paradigm, viz. Opportunistic Spectrum Sharing (OSS). IEEE 802.22 is the world's first wireless...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
A Performance Analysis of EC2 Cloud Computing Services for Scientific Computing
January 25, 2010, 12:00am PST
Cloud Computing is emerging today as a commercial infrastructure that eliminates the need for maintaining expensive computing hardware. Through the use of virtualization, clouds promise to address...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
Deployment of a Wireless Ultrasonic Sensor Array for Psychological Monitoring
September 9, 2010, 12:00am PDT
The deployment of a wireless sensor network to monitor subjects' locations and relative distances during psychological experiments is discussed. As its primary function, an overhead array of...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
Whitepapers
A New Bio-Inspired Approach to the Traveling Salesman Problem
December 27, 2009, 12:00am PST
The host-seeking behavior of mosquitoes is very interesting. In this paper, the authors propose a novel Mosquito Host-Seeking Algorithm (MHSA) as a new branch of biology-inspired algorithms for...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
MeshMAC: Enabling Mesh Networking Over IEEE 802.15.4 Through Distributed Beacon Scheduling
November 30, 2009, 12:00am PST
Although IEEE 802.15.4 is being considered as a promising standard for low-cost low-power Wireless Sensor Networks (WSNs), several issues in the specification are still open. One of those open...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
VirtualMesh: An Emulation Framework for Wireless Mesh Networks in OMNeT++
January 19, 2009, 12:00am PST
Wireless Mesh Networks (WMN) have proven to be a key technology for increased network coverage of Internet infrastructures. The development process for new protocols and architectures in the area...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
FIJI: Fighting Implicit Jamming in 802.11 WLANs
September 1, 2009, 12:00am PDT
The IEEE 802.11 protocol inherently provides the same long-term throughput to all the clients associated with a given Access Point (AP). In this paper, the authors first identify a clever,...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
Robust Wireless Network Coding - An Overview
November 29, 2010, 12:00am PST
Network Coding (NC) has witnessed a tremendous upsurge in interest and activities in recent years, both in academia and industry. Indeed, since the pioneering publication of Ahlswede et al. in...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
Multicost Energy-Aware Broadcasting in Wireless Networks With Distributed Considerations
August 8, 2009, 12:00am PDT
In this paper, the authors propose an energy-aware broadcast algorithm for wireless networks. The algorithm is based on the multi-cost approach and selects the set of nodes that by transmitting...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
Capacity of Two-Way Relay Channel
February 9, 2010, 12:00am PST
This paper investigates the capacity of a wireless two-way relay channel in which two end nodes exchange information via a relay node. The capacity is defined in the information-theoretic sense as...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
Credit-Token Based Inter-Cell Radio Resource Management: A Game Theoretic Approach
November 10, 2009, 12:00am PST
In this paper, a radio resource sharing scheme for wireless cellular network is investigated to achieve efficiency and fairness among base stations. The authors propose a credit-token based...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
Malicious or Selfish- Analysis of Carrier Sense Misbehavior in IEEE 802.11 WLAN
October 10, 2009, 12:00am PDT
The behavior of selfish users, which does not respect the backoff procedure of IEEE 802.11 WLAN, has been nicely studied in game-theoretic frameworks. However, in these studies, the effect of...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
The Audacity of Fiber-Wireless (FiWi) Networks
September 19, 2009, 12:00am PDT
A plethora of enabling optical and wireless technologies have been emerging that can be used to build future-proof bimodal Fiber-Wireless (FiWi) broadband access networks. After over-viewing key...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
Hidden Markov Models for Automated Protocol Learning
November 27, 2010, 12:00am PST
Hidden Markov Models (HMMs) have applications in several areas of computer security. One drawback of HMMs is the selection of appropriate model parameters, which is often ad hoc or requires...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
An Efficient Power Control Algorithm for Supporting Cognitive Communications in Shared Spectrum Areas
November 29, 2010, 12:00am PST
The concept of Cognitive Radio (CR) is meant to be utilised by both licensed and license-exempt users that coexist in a shared spectrum area whenever they need to avoid causing unaffordable...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
Whitepapers
Framework for IMS Service Scenario Implementation
October 29, 2010, 12:00am PDT
This paper presents an experimental framework for implementation of an IMS/NGN reference service scenario by means of open source software. Multiple service enablers are deployed to build this...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
Whitepapers
A New Bio-Inspired Approach to the Traveling Salesman Problem
December 27, 2009, 12:00am PST
The host-seeking behavior of mosquitoes is very interesting. In this paper, the authors propose a novel Mosquito Host-Seeking Algorithm (MHSA) as a new branch of biology-inspired algorithms for...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
Whitepapers
TCP-Aware Forward Error Correction for Wireless Networks
November 29, 2010, 12:00am PST
This paper studies TCP performance improvement in wireless and heterogeneous networks using Forward Error Correction (FEC) technique driven by TCP semantics. In the proposed scheme, called...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
Whitepapers
CogProt: A Framework for Cognitive Configuration and Optimization of Communication Protocols
November 29, 2010, 12:00am PST
Advancements in network technologies dramatically increased management complexity. Cognitive networking was introduced to deal with this problem, by providing algorithms for autonomous network...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
Whitepapers
Framework for IMS Service Scenario Implementation
October 29, 2010, 12:00am PDT
This paper presents an experimental framework for implementation of an IMS/NGN reference service scenario by means of open source software. Multiple service enablers are deployed to build this...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
An Efficient Power Control Algorithm for Supporting Cognitive Communications in Shared Spectrum Areas
November 29, 2010, 12:00am PST
The concept of Cognitive Radio (CR) is meant to be utilised by both licensed and license-exempt users that coexist in a shared spectrum area whenever they need to avoid causing unaffordable...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
Hidden Markov Models for Automated Protocol Learning
November 27, 2010, 12:00am PST
Hidden Markov Models (HMMs) have applications in several areas of computer security. One drawback of HMMs is the selection of appropriate model parameters, which is often ad hoc or requires...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
The Audacity of Fiber-Wireless (FiWi) Networks
September 19, 2009, 12:00am PDT
A plethora of enabling optical and wireless technologies have been emerging that can be used to build future-proof bimodal Fiber-Wireless (FiWi) broadband access networks. After over-viewing key...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
Malicious or Selfish- Analysis of Carrier Sense Misbehavior in IEEE 802.11 WLAN
October 10, 2009, 12:00am PDT
The behavior of selfish users, which does not respect the backoff procedure of IEEE 802.11 WLAN, has been nicely studied in game-theoretic frameworks. However, in these studies, the effect of...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
Credit-Token Based Inter-Cell Radio Resource Management: A Game Theoretic Approach
November 10, 2009, 12:00am PST
In this paper, a radio resource sharing scheme for wireless cellular network is investigated to achieve efficiency and fairness among base stations. The authors propose a credit-token based...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
Capacity of Two-Way Relay Channel
February 9, 2010, 12:00am PST
This paper investigates the capacity of a wireless two-way relay channel in which two end nodes exchange information via a relay node. The capacity is defined in the information-theoretic sense as...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
Multicost Energy-Aware Broadcasting in Wireless Networks With Distributed Considerations
August 8, 2009, 12:00am PDT
In this paper, the authors propose an energy-aware broadcast algorithm for wireless networks. The algorithm is based on the multi-cost approach and selects the set of nodes that by transmitting...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
Robust Wireless Network Coding - An Overview
November 29, 2010, 12:00am PST
Network Coding (NC) has witnessed a tremendous upsurge in interest and activities in recent years, both in academia and industry. Indeed, since the pioneering publication of Ahlswede et al. in...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
FIJI: Fighting Implicit Jamming in 802.11 WLANs
September 1, 2009, 12:00am PDT
The IEEE 802.11 protocol inherently provides the same long-term throughput to all the clients associated with a given Access Point (AP). In this paper, the authors first identify a clever,...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
VirtualMesh: An Emulation Framework for Wireless Mesh Networks in OMNeT++
January 19, 2009, 12:00am PST
Wireless Mesh Networks (WMN) have proven to be a key technology for increased network coverage of Internet infrastructures. The development process for new protocols and architectures in the area...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
MeshMAC: Enabling Mesh Networking Over IEEE 802.15.4 Through Distributed Beacon Scheduling
November 30, 2009, 12:00am PST
Although IEEE 802.15.4 is being considered as a promising standard for low-cost low-power Wireless Sensor Networks (WSNs), several issues in the specification are still open. One of those open...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
Deployment of a Wireless Ultrasonic Sensor Array for Psychological Monitoring
September 9, 2010, 12:00am PDT
The deployment of a wireless sensor network to monitor subjects' locations and relative distances during psychological experiments is discussed. As its primary function, an overhead array of...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
A Performance Analysis of EC2 Cloud Computing Services for Scientific Computing
January 25, 2010, 12:00am PST
Cloud Computing is emerging today as a commercial infrastructure that eliminates the need for maintaining expensive computing hardware. Through the use of virtualization, clouds promise to address...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
-
White Papers
Security Vulnerabilities in IEEE 802.22
November 19, 2008, 12:00am PST
Cognitive Radio (CR) is seen as one of the enabling technologies for realizing a new spectrum access paradigm, viz. Opportunistic Spectrum Sharing (OSS). IEEE 802.22 is the world's first wireless...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
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