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Politecnico di Bari
(22 results)-
Whitepapers
Efficient OFDM Channel Estimation Via an Information Criterion
May 24, 2012, 12:00am PDT
In this paper, the authors consider joint estimation of the channel length and of the impulse response for OFDM systems, exploiting information criteria, to find the best trade-off between noise...
Provided by Politecnico di Bari
-
Whitepapers
Low-Carbon Routing Algorithms for Cloud Computing Services in IP-Over-WDM Networks
May 24, 2012, 12:00am PDT
Energy consumption in telecommunication networks keeps growing rapidly, mainly due to emergence of new Cloud Computing (CC) services that need to be supported by large data centers that consume a...
Provided by Politecnico di Bari
-
Whitepapers
On the Energy Consumption of IP-Over-WDM Architectures
May 24, 2012, 12:00am PDT
Today's "Green thrust" has been completely steering the evolution of the people society. Therefore, since enhancements on telecommunication networks are expected to cope with the growth of traffic...
Provided by Politecnico di Bari
-
Whitepapers
A Game Theoretical Analysis of Localization Security in Wireless Sensor Networks with Adversaries
August 25, 2010, 12:00am PDT
Wireless Sensor Networks (WSN) support data collection and distributed data processing by means of very small sensing devices that are easy to tamper and cloning: therefore classical security...
Provided by Politecnico di Bari
-
Whitepapers
Exploiting Linux Control Groups for Effective Run-Time Resource Management
December 15, 2012, 12:00am PST
The extremely high technology process reached by the silicon manufacturing (under the 32nm) has led to production of computational platforms and SoC, featuring a considerable amount of resources....
Provided by Politecnico di Bari
-
Whitepapers
Thermal/Performance Trade-Off in Network-on-Chip Architectures
August 20, 2012, 12:00am PDT
Multi-core architectures are a promising paradigm to exploit the huge integration density reached by high-performance systems. Indeed, integration density and technology scaling are causing...
Provided by Politecnico di Bari
-
Whitepapers
Energy-Aware Planning and Management of Wireless Mesh Networks
November 21, 2012, 12:00am PST
The rising demand for pervasive information access is causing the ICT industry to have a significant impact on the world energy consumption, with the telecommunications sector representing almost...
Provided by Politecnico di Bari
-
Whitepapers
On the Efficiency of a Game Theoretic Approach to Sparse Regenerator Placement in WDM Networks
October 27, 2009, 12:00am PDT
In this paper, the authors provide a mathematical ILP model for the Regeneration Placement Problem (RPP) which minimizes the total number of regeneration nodes allocated in a translucent optical...
Provided by Politecnico di Bari
-
Whitepapers
All Your Face Are Belong to Us: Breaking Facebook's Social Authentication
November 21, 2012, 12:00am PST
Two-factor authentication is widely used by high-value services to prevent adversaries from compromising accounts using stolen credentials. Facebook has recently released a two-factor...
Provided by Politecnico di Bari
-
Whitepapers
Finding Non-Trivial Malware Naming Inconsistencies
September 5, 2012, 12:00am PDT
Malware analysts, and in particular antivirus vendors, never agreed on a single naming convention for malware specimens. This leads to confusion and difficulty - more for researchers than for...
Provided by Politecnico di Bari
-
Whitepapers
An Analytical Expression for Service Curves of Fading Channels
October 27, 2009, 12:00am PDT
In this paper, the authors develop a method for analyzing time-varying wireless channels in the context of the modern theory of the stochastic network calculus. In particular, their technique is...
Provided by Politecnico di Bari
-
Whitepapers
Multi-Frame Distributed Protocol for Analog Network Coding in Slow-Fading Channels
October 27, 2009, 12:00am PDT
The wireless network scenario here is based on N users that communicate one with the others through a central relay node by adopting the Analog Network Coding (ANC) paradigm. In this paper, the...
Provided by Politecnico di Bari
-
Whitepapers
SPARE MAC Enhanced: A Dynamic TDMA Protocol for Wireless Sensor Networks
October 27, 2009, 12:00am PDT
Wireless Sensor Networks may support heterogeneous applications ranging from classical environmental monitoring, to more demanding integrated surveillance systems based on multimedia traffic. To...
Provided by Politecnico di Bari
-
White Papers
A Mismatch Controller for Implementing High-Speed Rate-Based Transport Protocols
September 4, 2009, 12:00am PDT
End-to-end rate-based congestion control algorithms are advocated for audio/video transport over the Internet instead of window-based protocols. Once the congestion controller has computed the...
Provided by Politecnico di Bari
-
White Papers
Evaluation of a BIBD Based Directional MAC Protocol for Wireless Ad Hoc Networks
June 1, 2009, 12:00am PDT
The use of directional antennas in wireless ad hoc networks can significantly improve global performance due to a high spatial channel reuse. Nevertheless, its introduction poses new location...
Provided by Politecnico di Bari
-
White Papers
A Fairness Analysis of Content Centric Networks
September 15, 2011, 12:00am PDT
In recent years the new vision of data-centric networks has emerged as a natural way to satisfy user needs in the Future Internet. It is based on novel architectures oriented towards data sharing...
Provided by Politecnico di Bari
-
White Papers
Temporal Resolution Adaptation in Real-Time Bitrate Estimation From Packed Sampled Traffic
January 1, 2011, 12:00am PST
Packet sampling can greatly reduce traffic measurement overhead in high-speed networks. At the same time, this operation introduces estimation errors that have to be carefully handled to ensure a...
Provided by Politecnico di Bari
-
White Papers
A Two-Level Scheduling Algorithm for QoS Support in the Downlink of LTE Cellular Networks
February 25, 2010, 12:00am PST
Long Term Evolution represents an emerging and promising technology for providing a broadband ubiquitous Internet access. But several aspects have to be considered in order to provide an effective...
Provided by Politecnico di Bari
-
White Papers
A Frequency Domain Model to Predict the Estimation Accuracy of Packet Sampling
December 9, 2009, 12:00am PST
In network measurement systems, packet sampling techniques are usually adopted to reduce the overall amount of data to collect and process. Being based on a subset of packets, they hence introduce...
Provided by Politecnico di Bari
-
White Papers
A Scheduling Strategy for P2P-TV Systems Using Scalable Video Coding
August 27, 2010, 12:00am PDT
The adoption of scalable encoders can improve P2P-TV performance in heterogeneous scenarios, where peers with different capabilities coexist. In fact, each peer could dynamically adapt the...
Provided by Politecnico di Bari
-
White Papers
DeSRTO: An Effective Algorithm for SRTO Detection in TCP Connections
January 13, 2010, 12:00am PST
Spurious Retransmission Timeouts in TCP connections have been extensively studied in the scientific literature, particularly for their relevance in cellular mobile networks. At the present, while...
Provided by Politecnico di Bari
-
White Papers
Semantic-Based Resource Discovery, Composition and Substitution in IEEE 802.11 Mobile Ad Hoc Networks
April 27, 2009, 12:00am PDT
The authors present a general framework for resource discovery, composition and substitution in Mobile Ad-hoc NETworks (MANET), exploiting knowledge representation techniques. Key points of the...
Provided by Politecnico di Bari
-
Whitepapers
SPARE MAC Enhanced: A Dynamic TDMA Protocol for Wireless Sensor Networks
October 27, 2009, 12:00am PDT
Wireless Sensor Networks may support heterogeneous applications ranging from classical environmental monitoring, to more demanding integrated surveillance systems based on multimedia traffic. To...
Provided by Politecnico di Bari
-
Whitepapers
Multi-Frame Distributed Protocol for Analog Network Coding in Slow-Fading Channels
October 27, 2009, 12:00am PDT
The wireless network scenario here is based on N users that communicate one with the others through a central relay node by adopting the Analog Network Coding (ANC) paradigm. In this paper, the...
Provided by Politecnico di Bari
-
Whitepapers
An Analytical Expression for Service Curves of Fading Channels
October 27, 2009, 12:00am PDT
In this paper, the authors develop a method for analyzing time-varying wireless channels in the context of the modern theory of the stochastic network calculus. In particular, their technique is...
Provided by Politecnico di Bari
-
Whitepapers
Finding Non-Trivial Malware Naming Inconsistencies
September 5, 2012, 12:00am PDT
Malware analysts, and in particular antivirus vendors, never agreed on a single naming convention for malware specimens. This leads to confusion and difficulty - more for researchers than for...
Provided by Politecnico di Bari
-
Whitepapers
All Your Face Are Belong to Us: Breaking Facebook's Social Authentication
November 21, 2012, 12:00am PST
Two-factor authentication is widely used by high-value services to prevent adversaries from compromising accounts using stolen credentials. Facebook has recently released a two-factor...
Provided by Politecnico di Bari
-
Whitepapers
On the Efficiency of a Game Theoretic Approach to Sparse Regenerator Placement in WDM Networks
October 27, 2009, 12:00am PDT
In this paper, the authors provide a mathematical ILP model for the Regeneration Placement Problem (RPP) which minimizes the total number of regeneration nodes allocated in a translucent optical...
Provided by Politecnico di Bari
-
Whitepapers
Energy-Aware Planning and Management of Wireless Mesh Networks
November 21, 2012, 12:00am PST
The rising demand for pervasive information access is causing the ICT industry to have a significant impact on the world energy consumption, with the telecommunications sector representing almost...
Provided by Politecnico di Bari
-
Whitepapers
Thermal/Performance Trade-Off in Network-on-Chip Architectures
August 20, 2012, 12:00am PDT
Multi-core architectures are a promising paradigm to exploit the huge integration density reached by high-performance systems. Indeed, integration density and technology scaling are causing...
Provided by Politecnico di Bari
-
Whitepapers
Exploiting Linux Control Groups for Effective Run-Time Resource Management
December 15, 2012, 12:00am PST
The extremely high technology process reached by the silicon manufacturing (under the 32nm) has led to production of computational platforms and SoC, featuring a considerable amount of resources....
Provided by Politecnico di Bari
-
Whitepapers
A Game Theoretical Analysis of Localization Security in Wireless Sensor Networks with Adversaries
August 25, 2010, 12:00am PDT
Wireless Sensor Networks (WSN) support data collection and distributed data processing by means of very small sensing devices that are easy to tamper and cloning: therefore classical security...
Provided by Politecnico di Bari
-
Whitepapers
On the Energy Consumption of IP-Over-WDM Architectures
May 24, 2012, 12:00am PDT
Today's "Green thrust" has been completely steering the evolution of the people society. Therefore, since enhancements on telecommunication networks are expected to cope with the growth of traffic...
Provided by Politecnico di Bari
-
Whitepapers
Low-Carbon Routing Algorithms for Cloud Computing Services in IP-Over-WDM Networks
May 24, 2012, 12:00am PDT
Energy consumption in telecommunication networks keeps growing rapidly, mainly due to emergence of new Cloud Computing (CC) services that need to be supported by large data centers that consume a...
Provided by Politecnico di Bari
-
Whitepapers
Efficient OFDM Channel Estimation Via an Information Criterion
May 24, 2012, 12:00am PDT
In this paper, the authors consider joint estimation of the channel length and of the impulse response for OFDM systems, exploiting information criteria, to find the best trade-off between noise...
Provided by Politecnico di Bari
-
White Papers
Semantic-Based Resource Discovery, Composition and Substitution in IEEE 802.11 Mobile Ad Hoc Networks
April 27, 2009, 12:00am PDT
The authors present a general framework for resource discovery, composition and substitution in Mobile Ad-hoc NETworks (MANET), exploiting knowledge representation techniques. Key points of the...
Provided by Politecnico di Bari
-
White Papers
DeSRTO: An Effective Algorithm for SRTO Detection in TCP Connections
January 13, 2010, 12:00am PST
Spurious Retransmission Timeouts in TCP connections have been extensively studied in the scientific literature, particularly for their relevance in cellular mobile networks. At the present, while...
Provided by Politecnico di Bari
-
White Papers
A Scheduling Strategy for P2P-TV Systems Using Scalable Video Coding
August 27, 2010, 12:00am PDT
The adoption of scalable encoders can improve P2P-TV performance in heterogeneous scenarios, where peers with different capabilities coexist. In fact, each peer could dynamically adapt the...
Provided by Politecnico di Bari
-
White Papers
A Frequency Domain Model to Predict the Estimation Accuracy of Packet Sampling
December 9, 2009, 12:00am PST
In network measurement systems, packet sampling techniques are usually adopted to reduce the overall amount of data to collect and process. Being based on a subset of packets, they hence introduce...
Provided by Politecnico di Bari
-
White Papers
A Two-Level Scheduling Algorithm for QoS Support in the Downlink of LTE Cellular Networks
February 25, 2010, 12:00am PST
Long Term Evolution represents an emerging and promising technology for providing a broadband ubiquitous Internet access. But several aspects have to be considered in order to provide an effective...
Provided by Politecnico di Bari
-
White Papers
Temporal Resolution Adaptation in Real-Time Bitrate Estimation From Packed Sampled Traffic
January 1, 2011, 12:00am PST
Packet sampling can greatly reduce traffic measurement overhead in high-speed networks. At the same time, this operation introduces estimation errors that have to be carefully handled to ensure a...
Provided by Politecnico di Bari
-
White Papers
A Fairness Analysis of Content Centric Networks
September 15, 2011, 12:00am PDT
In recent years the new vision of data-centric networks has emerged as a natural way to satisfy user needs in the Future Internet. It is based on novel architectures oriented towards data sharing...
Provided by Politecnico di Bari
-
White Papers
Evaluation of a BIBD Based Directional MAC Protocol for Wireless Ad Hoc Networks
June 1, 2009, 12:00am PDT
The use of directional antennas in wireless ad hoc networks can significantly improve global performance due to a high spatial channel reuse. Nevertheless, its introduction poses new location...
Provided by Politecnico di Bari
-
White Papers
A Mismatch Controller for Implementing High-Speed Rate-Based Transport Protocols
September 4, 2009, 12:00am PDT
End-to-end rate-based congestion control algorithms are advocated for audio/video transport over the Internet instead of window-based protocols. Once the congestion controller has computed the...
Provided by Politecnico di Bari
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