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network management
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Mission Statement
TechRepublic's ITPapers is the Web's largest library of free technical IT white papers, webcasts, and case studies. Covering IT categories including Data Management, IT Management, Networking, Communications, Enterprise Applications, Storage, Security and much more, TechRepublic's White Paper Directory is the best source for technical white papers and IT information.
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White Papers
Enumerative Encoding in the Grassmannian Space
Mar 2009
Codes in the Grassmannian space have found recently application in network coding. Representation of k-dimensional subspaces of Fn q has generally an essential role in solving coding problems in...
Provided by Technion-Israel Institute of Technology
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White Papers
On the Growth Rate of the Weight Distribution of Irregular Doubly-Generalized LDPC Codes
May 2010
In this paper, an expression for the asymptotic growth rate of the number of small linear-weight codewords of irregular Doubly-Generalized LDPC (D-GLDPC) codes is derived. The expression is...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Folding, Tiling, and Multidimensional Coding
Jul 2009
Folding a sequence S into a multidimensional box is a method that is used to construct multidimensional codes. The well known operation of folding is generalized in a way that the sequence S can...
Provided by Technion-Israel Institute of Technology
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White Papers
Analyzing Network Coding Gossip Made Easy
Oct 2010
The authors give a new technique to analyze the stopping time of gossip protocols that are based on Random Linear Network Coding (RLNC). The analysis drastically simplifies, extends and...
Provided by Massachusetts Institute of Technology
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White Papers
On Equivalence Between Network Topologies
Oct 2010
One major open problem in network coding is to characterize the capacity region of a general multi-source multi-demand network. There are some existing computational tools for bounding the...
Provided by California Institute of Technology
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White Papers
Large-System Analysis of Multiuser Detection With an Unknown Number of Users: A High-SNR Approach
Oct 2010
The authors analyze multiuser detection under the assumption that the number of users accessing the channel is unknown by the receiver. In this environment, users' activity must be estimated along...
Provided by University of Cambridge
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White Papers
The Failure Probability at Sink Node of Random Linear Network Coding
Oct 2010
In practice, since many communication networks are huge in scale or complicated in structure even dynamic, the predesigned network codes based on the network topology is impossible even if the...
Provided by Nankai University
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White Papers
Graph-Theoretical Constructions for Graph Entropy and Network Coding Based Communications
Oct 2010
The guessing number of a directed graph (digraph), equivalent to the entropy of that digraph, was introduced as a direct criterion on the solvability of a network coding instance. This paper makes...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Performance Assessment of MIMO-BICM Demodulators Based on System Capacity
Dec 2010
The authors provide a comprehensive performance comparison of soft-output and hard-output demodulators in the context of non-iterative Multiple-Input Multiple-Output Bit-Interleaved Coded...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Decoding of MDP Convolutional Codes Over the Erasure Channel
Mar 2009
When transmitting over an erasure channel like the Internet, one of the problems encountered is the delay experienced on the received information which is due to the possible retransmission of...
Provided by University of Alicante
-
White Papers
Speeding Up Finite Element Wave Propagation for Large-Scale Earthquake Simulations
Aug 2010
This paper describes the implementation and performance of a new approach to finite element earthquake simulations that represents a speedup factor of 3x in the total solving time employed by...
Provided by Carnegie Mellon University
-
White Papers
Local Empathy Provides Global Minimization of Congestion in Communication Networks
Nov 2010
The authors present a novel mechanism to avoid congestion in complex networks based on a local knowledge of traffic conditions and the ability of routers to self-coordinate their dynamical...
Provided by University of Zaragoza
-
White Papers
A Foundation for Stochastic Bandwidth Estimation of Networks With Random Service
Jul 2010
The authors develop a stochastic foundation for bandwidth estimation of networks with random service, where bandwidth availability is expressed in terms of bounding functions with a defined...
Provided by University of Toronto
-
White Papers
Distributed Source Coding of Correlated Gaussian Remote Sources
Aug 2009
In multi-user source networks distributed coding of correlated information sources is a form of communication system which is significant from both theoretical and practical point of view. The...
Provided by University of Tokushima
-
White Papers
On the Word Problem for ÓÐ-Categories, and the Properties of Two-Way Communication
Apr 2009
The word problem for categories with free products and co-products (sums), ÓÐ-categories, is directly related to the problem of determining the equivalence of certain processes. Indeed, the maps...
Provided by University of Calgary
-
White Papers
Error Bounds for Repeat-Accumulate Codes Decoded Via Linear Programming
Feb 2010
The authors examine regular and irregular Repeat-Accumulate (RA) codes with repetition degrees which are all even. For these codes and with a particular choice of an interleaver, they give an...
Provided by Tel-Aviv University
-
White Papers
Ergodic Layered Erasure One-Sided Interference Channels
Aug 2009
The capacity region of InterFerence Channels (IFCs), comprised of two or more interfering links (transmitter-receiver pairs), remains an open problem. The sum capacity of a non-fading two-user IFC...
Provided by Princeton University
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White Papers
Stochastic Service Guarantee Analysis Based on Time-Domain Models
Jun 2009
Stochastic network calculus is a theory for stochastic service guarantee analysis of computer communication networks. In the current stochastic network calculus literature, its traffic and server...
Provided by Norwegian University of Science and Technology
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White Papers
Inter-Session Network Coding With Strategic Users: A Game-Theoretic Analysis of Network Coding
Apr 2009
A common assumption in the existing network coding literature is that the users are cooperative and do not pursue their own interests. However, this assumption can be violated in practice. In this...
Provided by University of British Columbia
-
White Papers
Analysis of Bit-Split Languages for Packet Scanning and Experiments With Wildcard Matching
Jun 2009
Monitoring traffic payloads to detect the occurrence of suspicious patterns has proven to be a useful and necessary tool for network security. Bit-splitting breaks the problem of monitoring...
Provided by World Scientific Publishing
-
White Papers
Homomorphic MACs: MAC-Based Integrity for Network Coding
Mar 2010
Network coding has been shown to improve the capacity and robustness in networks. However, since intermediate nodes modify packets en-route, integrity of data cannot be checked using traditional...
Provided by Stanford University
-
White Papers
Internet Traffic Periodicities and Oscillations: A Brief Review
Apr 2009
Internet traffic has exploded in the last fifteen years as an area of intense theoretical and experimental research. As the largest engineered infrastructure and information system in human...
Provided by Cornell University
-
White Papers
Time Series of Internet AS-Level Topology Graphs: Four Patterns and One Model
Dec 2008
Researchers have proposed a variety of Internet topology models. However almost all of them focus on generating one graph based on one single static source graph. On the other hand, Internet...
Provided by BeiHang University
-
White Papers
Context-Aware Adaptation for Group Communication Support Applications With Dynamic Architecture
Jul 2007
In this paper, the authors propose a refinement-based adaptation approach for the architecture of distributed group communication support applications. Unlike most of previous works, the approach...
Provided by University of Toulouse
-
White Papers
Network Protection Codes: Providing Self-healing in Autonomic Networks Using Network Coding
Dec 2008
Agile recovery from link failures in autonomic communication networks is essential to increase robustness, accessibility, and reliability of data transmission. However, this must be done with the...
Provided by Iowa State University
-
White Papers
On the Relation Between the Index Coding and the Network Coding Problems
May 2008
In this paper the authors show that the Index Coding problem captures several important properties of the more general Network Coding problem. An instance of the Index Coding problem includes a...
Provided by Texas A&M University
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White Papers
Virtual Machine Hosting for Networked Clusters: Building the Foundations for "Autonomic" Orchestration
Jan 2011
Virtualization technology offers powerful resource management mechanisms, including performance-isolating resource schedulers, live migration, and suspend/resume. But how should networked virtual...
Provided by Duke University
-
White Papers
Non-Transitive Connectivity and DHTs
Jan 2011
The most basic functionality of a Distributed Hash Table, or DHT, is to partition a key space across the set of nodes in a distributed system such that all nodes agree on the partitioning. For...
Provided by New York University
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White Papers
Locality Prediction for Oblivious Clients
Jan 2011
To improve performance, large-scale Internet systems require clients to access nearby servers. While centralized systems can leverage static topology maps for rough network distances,...
Provided by New York University
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White Papers
Cascade Multiterminal Source Coding
May 2009
Distributed data collection, such as aggregating measurements in a sensor network, has been investigated from many angles. Various algorithms exist for passing messages to neighbors in order to...
Provided by Stanford University
-
White Papers
Protection Against Link Errors and Failures Using Network Coding
Aug 2010
The authors propose a network-coding based scheme to protect multiple bidirectional unicast connections against adversarial errors and failures in a network. The network consists of a set of...
Provided by Iowa State University
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White Papers
Sparse Network Coding With Overlapping Classes
May 2009
This paper presents a novel approach to network coding for distribution of large files. Instead of the usual approach of splitting packets into disjoint classes (also known as generations) the...
Provided by University of Toronto
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Webcasts
Data-Driven Traffic Modeling, Prediction, and Planning
Mar 2011
Some professors work primarily in labs and others mainly at desks. Presenter conducts her research on the bustling streets of Singapore, where she is helping to design a "Future mobility project"...
Provided by Massachusetts Institute of Technology
-
White Papers
Discovering Network Behind Infectious Disease Outbreak
Jun 2010
Stochasticity and spatial heterogeneity are of great interest recently in studying the spread of an infectious disease. The presented method solves an inverse problem to discover the effectively...
Provided by Cornell University
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White Papers
Offline Algorithms for Several Network Design, Clustering and QoS Optimization Problems
May 2009
In this paper the authors address several network design, clustering and Quality of Service (QoS) optimization problems and present novel, efficient, offline algorithms which compute optimal or...
Provided by Polytechnic University of Bucharest
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White Papers
A Mixed-Fractal Model for Network Traffic
Jun 2009
In this short paper, the authors propose a new multi-fractal flow model, aiming to provide a possible explanation for the crossover phenomena that appear in the estimation of Hurst exponent for...
Provided by Tsinghua University
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White Papers
An Axiomatic Theory of Fairness in Network Resource Allocation
Oct 2009
The authors present a set of five axioms for fairness measures in resource allocation. A family of fairness measures satisfying the axioms is constructed. Well-known notions such as á-fairness,...
Provided by Princeton University
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White Papers
Architecture and Design of Medical Processor Units for Medical Networks
Nov 2010
This paper introduces analogical and deductive methodologies for the design Medical Processor Units (MPUs). From the study of evolution of numerous earlier processors, the authors derive the basis...
Provided by University of Hawaii
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White Papers
Scholarly Digital Libraries at Scale: Introduction to the Special Issue on Very Large Digital Libraries
Jan 2008
When people are asked to think of very large information sources, these days the answer most commonly heard is the World Wide Web. Yet the Web does not answer charges to organize, validate and...
Provided by Springer Science+Business Media
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White Papers
A New Approach to Manage QoS in Distributed Multimedia Systems
Jun 2009
Dealing with network congestion is a criterion used to enhance Quality of Service (QoS) in distributed multimedia systems. The existing solutions for the problem of network congestion ignore...
Provided by Cornell University
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Whitepapers
Code Selected M-Ary DS-BPAM UWB Communication System
Feb 2008
In this paper, a novel code selected M-ary direct sequence ultra wideband communication system is introduced. The objective is to get a high data rate UWB system by using the M-ary Coded Selected...
Provided by Shandong University
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Whitepapers
Modeling Affiliations in Networks
Nov 2010
One way to help understand the structure of certain networks is to examine what common group memberships the actors in the network share. Linking actors to their common affiliations gives an...
Provided by National Institute of Standards and Technology
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Whitepapers
Fast Simulation of Background Traffic Through Fair Queueing Networks
Nov 2010
Large-scale network simulation is widely used to facilitate development, testing and validation of new and existing network technologies. To ensure a high-fidelity experimental environment, the...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Linear Algebra & Sequential Importance Sampling for Network Reliability
Nov 2011
The reliability polynomial of a graph gives the probability that a graph is connected as a function of the probability that each edge is connected. The coefficients of the reliability polynomial...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Extracting Hierarchies With Overlapping Structure From Network Data
Nov 2011
Relationships between entities in many complex systems, such as the Internet and social networks, have a natural hierarchical organization. Understanding these inherent hierarchies is essential...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
S3F: The Scalable Simulation Framework Revisited
Nov 2011
Following ten years of experience using the Scalable Simulation Framework (SSF), the authors revisited its API, making changes to better reflect use and support maintainability. This paper gives a...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Simulation Based Experiments Using EDNAS: The Event-Driven Network Architecture Simulator
Nov 2011
Computer networks serve billions of users all over the world. Research in this field could be performed by building test beds in labs. However, this approach is very expensive, inflexible and hard...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Comparison of the Experimental and Simulation Results for Distributed Virtual Environments Applications Framework
Nov 2011
In the authors' previous work, they developed Caffe Neve framework that allows application developers to create flexible and extensible Distributed Virtual Environments (DVEs) applications from...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A Framework for Modeling Stochastic Flow and Synchronization Networks
Nov 2011
Motivated mainly by infrastructure-network management problems, the group has been pursuing analysis and design of various models for network dynamics, which vary in their specifics but broadly,...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A Passive Measurement System for Network Testbeds
May 2012
The ability to capture and process packet-level data is of intrinsic importance in network testbeds that offer broad experimental capabilities to researchers. In this paper, the authors describe...
Provided by University of Wisconsin
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Whitepapers
Exploiting Traffic Dynamics in Power-Aware Logical Topology Design
Sep 2011
The authors propose the Multi-Period Power-Aware Logical Topology Design. They compared two different heuristics and show that exploiting the day-night fluctuations of the traffic can lead to...
Provided by Politecnico di Torino
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Whitepapers
ORAN: OpenFlow Routers for Academic Networks
Apr 2012
The authors present the design and prototyping of an OpenFlow-enabled Gigabit Ethernet switch based on an ATCA industrial standard platform. Their work consists of an architectural design for...
Provided by Technische Universität Berlin
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Whitepapers
A Case for Performance-Centric Network Allocation
May 2012
The authors consider the problem of allocating network resources across applications in a private cluster running data-parallel frameworks. Their primary observation is that these applications...
Provided by University of California
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Whitepapers
GRIN: Utilizing the Empty Half of Full Bisection Networks
May 2012
Various full bisection designs have been proposed for datacenter networks. The authors are provisioned for the worst case in which every server wishes to send flat out and there is no congestion...
Provided by University Politehnica of Bucharest
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Whitepapers
Weighted Fair Queuing With Differential Dropping
Jan 2012
Weighted Fair Queuing (WFQ) allows Internet operators to define traffic classes and then assign different bandwidth proportions to these classes. Unfortunately, the complexity of efficiently...
Provided by University of California
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Whitepapers
Homomorphic A-Codes for Network Coding
Jun 2012
Authentication codes (A-codes) are a well studied technique to provide unconditionally secure authentication. An A-code is defined by a map that associates a pair formed by a message and a key to...
Provided by John Wiley & Sons
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Whitepapers
Complex Application Architecture Dynamic Reconfiguration Based on Multi-Criteria Decision Making
Oct 2010
Intelligent Transportation Systems (ITS) are increasingly important since they aim to bring solutions to crucial problems related to transportation networks such as congestion and various road...
Provided by Academy & Industry Research Collaboration Center
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Whitepapers
Survey of Feature Selection Technique in Internet Traffic Data
Mar 2012
Area of network traffic classification using application of machine learning has been increased enormously in recent years. Network traffic classification is necessary today because of increase in...
Provided by International Journal of Advanced Research in Computer Science and Software Engineering (IJARCSSE)
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Whitepapers
Routing Engine Architecture for Next Generation Routers: Evolutional Trends
Nov 2009
The routing engine is the essential part of a router. As a software component, the routing engine is used to control the router activities and to build the data forwarding table. Along with the...
Provided by University of Sherbrooke
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Whitepapers
Lossless Reconstruction of Secret Image Using Threshold Secret Sharing and Transformation
May 2012
This paper is proposed to provide confidentiality of the secret image which can be used by multiple users or to store on multiple servers. A secret sharing is a technique to protect the secret...
Provided by Academy & Industry Research Collaboration Center
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Whitepapers
NTBCBT:A Distributed Mutual Exclusion Algorithm
Jul 2011
In the recent years there is a considerable interest in developing mutual exclusion algorithms. Various algorithms are available to achieve mutual exclusion. Bandwidth, synchronization delay and...
Provided by Academy & Industry Research Collaboration Center
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Whitepapers
P2P Peer-to-Peer Live Streaming and Video on Demand Design Issues and Its Challenges
Oct 2011
Peer-to-Peer Live streaming and Video on Demand is the most popular media applications over the Internet in recent years. These systems reduce the load on the server and provide a scalable content...
Provided by MANGALORE UNIVERSITY
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Whitepapers
Greening Data Communications and Computer Networks Through the Networking Academy
Jul 2011
Visual learning has been the paradigm shift for most of the courses offered in colleges and universities. Through the years, teaching Data Communications and Computer Networks has been normally...
Provided by Mapua Institute of Technology
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Whitepapers
Robust Cross-Layer Network Optimization for Diverse QoS Requirements: Work in Progress
Jul 2011
Conventional approach to cross-layer network optimization assumes elastic users adjusting their bandwidth requirements in response to the resource congestion prices. This assumption leads to...
Provided by National Institute of Standards and Technology
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Whitepapers
Enhanced Advancing Front Technique with Extension Cases for Initial Triangular Mesh Generation
Jul 2011
During the element creation procedure of initial mesh generation using the Standard Advancing Front Technique (SAFT), there is a possibility where a conflict of undecided element occurs which do...
Provided by Universiti Teknologi Malaysia
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Whitepapers
Reliability Measures in Circulant Network
Jul 2011
Reliability and efficiency are important criteria in the design of interconnection networks. Connectivity is a widely used measurement for network fault-tolerance capacities, while diameter...
Provided by International Association of Engineers
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Whitepapers
Communications Network Centrality Correlates to Organisational Coordination
Feb 2009
The authors explore the correlation between actor centrality and project-based coordination. By drawing from established coordination and organisational process theory, a text-mining tool is...
Provided by Reed Elsevier
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Whitepapers
Reliability Optimization of Topology Communication Network Design Using an Improved Ant Colony Optimization
Mar 2009
Network design problem is a well-known NP-hard problem which involves the selection of a subset of possible links or a network topology in order to minimize the network cost subjected to the...
Provided by Reed Elsevier
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Whitepapers
Influence of a Network Structure on the Network Effect in the Communication Service Market
Jun 2008
In this paper, the authors analyze the network effect in a model of a personal communication market, by using a multi-agent based simulation approach. They introduce into the simulation model...
Provided by Reed Elsevier
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Whitepapers
Simulating Inter-Process Communication With Extended Queuing Networks
Aug 2009
Extended Queuing Networks (EQN) is popular models for performance simulation of computer systems and communication networks. Beside the well known advantages of EQNs, inter-process communication...
Provided by Reed Elsevier
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Whitepapers
Joint Estimation of TOA and DOA in IR-UWB
Jun 2007
This paper proposes a simple yet accurate technique for the estimation of the Time-Of-Arrival (TOA) and Direction-Of-Arrival (DOA) for Impulse Radio UWB systems. The authors consider the use of...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Optimal Multiuser Detection With Artificial Fish Swarm Algorithm Block-Coding and Antenna Selection
Aug 2007
The optimal multiuser detection for communication systems can be characterized as an NP-hard optimization problem. In this paper, as a new heuristic intelligent optimization algorithm, Artificial...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A Modified Delay Locked Loop Synchronizer for Ranging - Based Fine Timing Acquisition of Differential Transmitted Reference UWB Receivers
Oct 2008
In this paper, the authors propose a modified version of the well - known Delay Looked Loop (DLL) timing synchronizer, which is specifically designed to take into account the characteristics of a...
Provided by University of L'Aquila
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Whitepapers
The Role of Subspace Swap in Maximum Likelihood Estimation Performance Breakdown
Apr 2008
Maximum likelihood estimation techniques demonstrate "Performance breakdown" at low signal-to-noise ratios where observed estimation errors rapidly depart from the Cramer-Rao bound below a...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A Framework for the Analysis of UWB Receivers in Sparse Multipath Channels With Intra-Pulse Interference Via Pade Expansion
Apr 2008
In this paper, the authors propose a framework for analyzing the performance of Ultra Wide Band (UWB) receiver architectures in sparse multipath channels with overlapped MultiPath Components...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A Framework for Computing Detection and False Alarm Probabilities for IR - UWB Transmitted Reference Receivers Over Generalized Fading Channels With Tone Interference
Oct 2008
Impulse Radio (IR) is a particular form of Ultra Wide Band (UWB) technology that is characterized by the transmission of very short pulses occupying a large frequency bandwidth. This large...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A Road to Media-Aware User-Dependent Self-Adaptive Networks
Jan 2010
The Telecommunications world has been using the wholesale model for a long time, covering both the Connectivity and Service provisioning. This business model is 100% proof for analog telephony and...
Provided by University of Jordan
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Whitepapers
Antenna Radiation Efficiency Measurement in an Ultrawide Frequency Range
Jun 2009
Conventional antenna radiation efficiency measurement techniques, such as the Wheeler cap, are generally narrowband and, thus, well suited for resonant antennas. In this paper, the Johnston -...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Wideband Impedance Matrix Representation of Passive Waveguide Components Based on Cascaded Planar Junctions
Feb 2009
A very efficient technique for the full-wave analysis of passive waveguide components, composed of the cascade connection of planar junctions, is presented. This novel technique provides the...
Provided by American Geophysical Union (AGU)
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Whitepapers
Substrate Integrated Waveguide Filter for Communications in the Band of 60 GHz
May 2009
This paper presents the design of Substrate Integrated Waveguide (SIW) band pass filters centered at 60 GHz, with a fractional bandwidth ranging from 2.5 % to 3.3 %. The filters have been...
Provided by Centre Tecnològic de Telecomunicacions de Catalunya (CTTC)
-
White Papers
Performance Assessment of MIMO-BICM Demodulators Based on System Capacity
Dec 2010
The authors provide a comprehensive performance comparison of soft-output and hard-output demodulators in the context of non-iterative Multiple-Input Multiple-Output Bit-Interleaved Coded...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Decoding of MDP Convolutional Codes Over the Erasure Channel
Mar 2009
When transmitting over an erasure channel like the Internet, one of the problems encountered is the delay experienced on the received information which is due to the possible retransmission of...
Provided by University of Alicante
-
White Papers
Speeding Up Finite Element Wave Propagation for Large-Scale Earthquake Simulations
Aug 2010
This paper describes the implementation and performance of a new approach to finite element earthquake simulations that represents a speedup factor of 3x in the total solving time employed by...
Provided by Carnegie Mellon University
-
White Papers
Local Empathy Provides Global Minimization of Congestion in Communication Networks
Nov 2010
The authors present a novel mechanism to avoid congestion in complex networks based on a local knowledge of traffic conditions and the ability of routers to self-coordinate their dynamical...
Provided by University of Zaragoza
-
White Papers
A Foundation for Stochastic Bandwidth Estimation of Networks With Random Service
Jul 2010
The authors develop a stochastic foundation for bandwidth estimation of networks with random service, where bandwidth availability is expressed in terms of bounding functions with a defined...
Provided by University of Toronto
-
White Papers
Distributed Source Coding of Correlated Gaussian Remote Sources
Aug 2009
In multi-user source networks distributed coding of correlated information sources is a form of communication system which is significant from both theoretical and practical point of view. The...
Provided by University of Tokushima
-
White Papers
On the Word Problem for ÓÐ-Categories, and the Properties of Two-Way Communication
Apr 2009
The word problem for categories with free products and co-products (sums), ÓÐ-categories, is directly related to the problem of determining the equivalence of certain processes. Indeed, the maps...
Provided by University of Calgary
-
White Papers
Error Bounds for Repeat-Accumulate Codes Decoded Via Linear Programming
Feb 2010
The authors examine regular and irregular Repeat-Accumulate (RA) codes with repetition degrees which are all even. For these codes and with a particular choice of an interleaver, they give an...
Provided by Tel-Aviv University
-
White Papers
Ergodic Layered Erasure One-Sided Interference Channels
Aug 2009
The capacity region of InterFerence Channels (IFCs), comprised of two or more interfering links (transmitter-receiver pairs), remains an open problem. The sum capacity of a non-fading two-user IFC...
Provided by Princeton University
-
White Papers
Stochastic Service Guarantee Analysis Based on Time-Domain Models
Jun 2009
Stochastic network calculus is a theory for stochastic service guarantee analysis of computer communication networks. In the current stochastic network calculus literature, its traffic and server...
Provided by Norwegian University of Science and Technology
-
White Papers
Inter-Session Network Coding With Strategic Users: A Game-Theoretic Analysis of Network Coding
Apr 2009
A common assumption in the existing network coding literature is that the users are cooperative and do not pursue their own interests. However, this assumption can be violated in practice. In this...
Provided by University of British Columbia
-
White Papers
Analysis of Bit-Split Languages for Packet Scanning and Experiments With Wildcard Matching
Jun 2009
Monitoring traffic payloads to detect the occurrence of suspicious patterns has proven to be a useful and necessary tool for network security. Bit-splitting breaks the problem of monitoring...
Provided by World Scientific Publishing
-
White Papers
Homomorphic MACs: MAC-Based Integrity for Network Coding
Mar 2010
Network coding has been shown to improve the capacity and robustness in networks. However, since intermediate nodes modify packets en-route, integrity of data cannot be checked using traditional...
Provided by Stanford University
-
White Papers
Internet Traffic Periodicities and Oscillations: A Brief Review
Apr 2009
Internet traffic has exploded in the last fifteen years as an area of intense theoretical and experimental research. As the largest engineered infrastructure and information system in human...
Provided by Cornell University
-
White Papers
Time Series of Internet AS-Level Topology Graphs: Four Patterns and One Model
Dec 2008
Researchers have proposed a variety of Internet topology models. However almost all of them focus on generating one graph based on one single static source graph. On the other hand, Internet...
Provided by BeiHang University
-
White Papers
Context-Aware Adaptation for Group Communication Support Applications With Dynamic Architecture
Jul 2007
In this paper, the authors propose a refinement-based adaptation approach for the architecture of distributed group communication support applications. Unlike most of previous works, the approach...
Provided by University of Toulouse
-
White Papers
Network Protection Codes: Providing Self-healing in Autonomic Networks Using Network Coding
Dec 2008
Agile recovery from link failures in autonomic communication networks is essential to increase robustness, accessibility, and reliability of data transmission. However, this must be done with the...
Provided by Iowa State University
-
White Papers
On the Relation Between the Index Coding and the Network Coding Problems
May 2008
In this paper the authors show that the Index Coding problem captures several important properties of the more general Network Coding problem. An instance of the Index Coding problem includes a...
Provided by Texas A&M University
-
White Papers
Virtual Machine Hosting for Networked Clusters: Building the Foundations for "Autonomic" Orchestration
Jan 2011
Virtualization technology offers powerful resource management mechanisms, including performance-isolating resource schedulers, live migration, and suspend/resume. But how should networked virtual...
Provided by Duke University
-
White Papers
Non-Transitive Connectivity and DHTs
Jan 2011
The most basic functionality of a Distributed Hash Table, or DHT, is to partition a key space across the set of nodes in a distributed system such that all nodes agree on the partitioning. For...
Provided by New York University
-
White Papers
Locality Prediction for Oblivious Clients
Jan 2011
To improve performance, large-scale Internet systems require clients to access nearby servers. While centralized systems can leverage static topology maps for rough network distances,...
Provided by New York University
-
White Papers
Cascade Multiterminal Source Coding
May 2009
Distributed data collection, such as aggregating measurements in a sensor network, has been investigated from many angles. Various algorithms exist for passing messages to neighbors in order to...
Provided by Stanford University
-
White Papers
Protection Against Link Errors and Failures Using Network Coding
Aug 2010
The authors propose a network-coding based scheme to protect multiple bidirectional unicast connections against adversarial errors and failures in a network. The network consists of a set of...
Provided by Iowa State University
-
White Papers
Sparse Network Coding With Overlapping Classes
May 2009
This paper presents a novel approach to network coding for distribution of large files. Instead of the usual approach of splitting packets into disjoint classes (also known as generations) the...
Provided by University of Toronto
-
Webcasts
Data-Driven Traffic Modeling, Prediction, and Planning
Mar 2011
Some professors work primarily in labs and others mainly at desks. Presenter conducts her research on the bustling streets of Singapore, where she is helping to design a "Future mobility project"...
Provided by Massachusetts Institute of Technology
-
White Papers
Discovering Network Behind Infectious Disease Outbreak
Jun 2010
Stochasticity and spatial heterogeneity are of great interest recently in studying the spread of an infectious disease. The presented method solves an inverse problem to discover the effectively...
Provided by Cornell University
-
White Papers
Offline Algorithms for Several Network Design, Clustering and QoS Optimization Problems
May 2009
In this paper the authors address several network design, clustering and Quality of Service (QoS) optimization problems and present novel, efficient, offline algorithms which compute optimal or...
Provided by Polytechnic University of Bucharest
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A Mixed-Fractal Model for Network Traffic
Jun 2009
In this short paper, the authors propose a new multi-fractal flow model, aiming to provide a possible explanation for the crossover phenomena that appear in the estimation of Hurst exponent for...
Provided by Tsinghua University
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An Axiomatic Theory of Fairness in Network Resource Allocation
Oct 2009
The authors present a set of five axioms for fairness measures in resource allocation. A family of fairness measures satisfying the axioms is constructed. Well-known notions such as á-fairness,...
Provided by Princeton University
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Architecture and Design of Medical Processor Units for Medical Networks
Nov 2010
This paper introduces analogical and deductive methodologies for the design Medical Processor Units (MPUs). From the study of evolution of numerous earlier processors, the authors derive the basis...
Provided by University of Hawaii
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Scholarly Digital Libraries at Scale: Introduction to the Special Issue on Very Large Digital Libraries
Jan 2008
When people are asked to think of very large information sources, these days the answer most commonly heard is the World Wide Web. Yet the Web does not answer charges to organize, validate and...
Provided by Springer Science+Business Media
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A New Approach to Manage QoS in Distributed Multimedia Systems
Jun 2009
Dealing with network congestion is a criterion used to enhance Quality of Service (QoS) in distributed multimedia systems. The existing solutions for the problem of network congestion ignore...
Provided by Cornell University
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Network Reliability Computation by Using Different Binary Decision Diagrams
Sep 2010
In this Paper the authors consider three different types of variable ordering; namely optimal ordering, good ordering and bad ordering for constructing the BDD of a given network by applying three...
Provided by Kurukshetra University
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MILSA: A New Evolutionary Architecture for Scalability, Mobility, and Multihoming in the Future Internet
Oct 2010
Many challenges to the Internet including global routing scalability have drawn significant attention from both industry and academia, and have generated several new ideas for the next generation....
Provided by Institute of Electrical and Electronics Engineers
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MILSA: A Mobility and Multihoming Supporting Identifier Locator Split Architecture for Naming in the Next Generation Internet
Dec 2008
Naming and addressing are important issues for Next Generation Internet (NGI). In this paper, the authors discuss a new Mobility and Multihoming supporting Identifier Locator Split Architecture...
Provided by Washington University in St. Louis
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A Vision of the Next Generation Internet: A Policy Oriented Perspective
Sep 2008
The host centric design of the current Internet does not recognise data and end-users as integral entities of the system. The first generation of Internet has been very successful and yet...
Provided by Washington University in St. Louis
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Multidimensional QoS Oriented Task Scheduling in Grid Environments
Mar 2011
High availability of resources is the key requirement in grids where computational and network resources are highly dynamic and unpredictable. QoS (Quality of Service) based resource management...
Provided by Indian Institute of Technology Roorkee
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Syntax Is From Mars While Semantics From Venus! Insights From Spectral Analysis of Distributional Similarity Networks
Jun 2009
Syntax and semantics are two tightly coupled, yet very different properties of any natural language - as if one is from "Mars" and the other from "Venus". Indeed, this exploratory work shows that...
Provided by Indian Institute of Technology Kharagpur
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Modeling and Prediction of High Definition Video Traffic: A Real-World Case Study
Sep 2010
In this paper, the authors introduce an innovative way to model and predict High-Definition (HD) video traces encoded with H.264/AVC encoding standard. The results are based on comparing over 50...
Provided by Institute of Electrical and Electronics Engineers
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Network Coding
Mar 2011
As the Internet grows in scale since its inception, information bits have been packetized and then delivered from sending to receiving hosts by having routers and switches store and forward them,...
Provided by Institute of Electrical and Electronics Engineers
