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University of Delaware
(55 results)-
White Papers
Spreadsheet-Based Ultrasensitive Magnetic Field Sensor Design Tool Using Microsoft Excel
June 27, 2009, 12:00am PDT
A spreadsheet-based preliminary design and noise consideration system is presented in this paper. The system is developed using Microsoft Excel. It allows users to optimize the various parameters...
Provided by University of Delaware
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White Papers
Multiple TCP Connections Improve HTTP Throughput ? Myth or Fact?
September 1, 2008, 12:00am PDT
The earlier research showed that HTTP over TCP suffers from aggravated Head-Of-Line (HOL) blocking in browsing conditions found in the developing world. The paper proposed a multistreamed...
Provided by University of Delaware
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White Papers
Scalability and Scheduling in an Agent Architecture
January 1, 2011, 12:00am PST
For a given agent goal or objective there will be many different possible task execution paths for achieving the goal. One method for achieving the goal is to algorithmically determine the "Best"...
Provided by University of Delaware
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White Papers
Government Intervention To Prevent Bankruptcy: The Effect Of Blind-Bidding Laws On Movie Theaters
September 9, 2009, 12:00am PDT
In the 1970s motion picture studios used blind bidding and non-refundable guarantees to reduce the risks of producing large budget films. However, theater owners claimed that blind bidding and...
Provided by University of Delaware
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White Papers
Financial Crisis, Monetary Policy Reform And The Monetary Transmission Mechanism In Turkey
July 1, 2009, 12:00am PDT
Turkey experienced a financial crisis in 2000-2001 which led to significant financial reforms. The reforms resulted in a switch to a floating exchange rate, granted greater central bank...
Provided by University of Delaware
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White Papers
Domestic Innovation And Chinese Regional Growth, 1991-2004
July 1, 2008, 12:00am PDT
In this paper the authors examine the return to innovation in terms of economic growth at the provincial level to assess whether or not policies that promote R&D, such as China's Science and...
Provided by University of Delaware
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White Papers
Intrusion Detection System to Detect Wormhole Using Fault Localization Techniques
October 18, 2007, 12:00am PDT
In this paper, the authors present a strategy to detect an intrusion using fault localization tools. They propose an intrusion detection system to detect a self-contained in-band wormhole attack...
Provided by University of Delaware
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White Papers
Lightweight Scheme for Generating Stealthy Probes
August 12, 2009, 12:00am PDT
Probing based approaches have been effectively used for network monitoring in the past. Probes such as ICMP pings provide an effective tool for detecting compromised nodes which try to delay or...
Provided by University of Delaware
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White Papers
Probe Station Placement for Fault Diagnosis
October 18, 2007, 12:00am PDT
Probe stations are specially instrumented nodes from where probes can be sent to monitor the network. Probe station locations affect probing efficiency, monitoring capability, and deployment cost....
Provided by University of Delaware
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White Papers
Using Temporal Correlation for Fault Localization in Dynamically Changing Networks
February 2, 2009, 12:00am PST
A mobile ad-hoc network creates a dynamic environment where node mobility can cause periodic changes in routes. Most existing fault localization algorithms assume availability of complete and/or...
Provided by University of Delaware
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White Papers
Organizational Power and Information Security Implementation
February 1, 2010, 12:00am PST
This purpose of this paper is to show how the implementation of information systems security policies in an organization can be improved by applying a power exercise model. It argues that...
Provided by University of Delaware
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White Papers
Application of Adaptive Probing for Fault Diagnosis in Computer Networks
January 14, 2008, 12:00am PST
This paper presents an adaptive probing based tool for fault diagnosis in computer networks by addressing the problems of probe station selection and probe selection. The authors first present...
Provided by University of Delaware
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White Papers
Efficient Probing Techniques for Fault Diagnosis
October 18, 2007, 12:00am PDT
Increase in the network usage and the widespread application of networks for more and more performance critical applications has caused a demand for tools that can monitor network health with...
Provided by University of Delaware
-
White Papers
A Comparison Of The Degree To Which The Assessment Of The Ethical Conduct Of Executive Leaders (CEOs) In The Private And Non-Profit Sectors Plays A Role In Performance Review
June 2, 2007, 12:00am PDT
This paper outlines the initial stages of a research project aimed to map the organizational assessment practices employed by for-profit and non-profit organizations in evaluating the ethical...
Provided by University of Delaware
-
White Papers
Poster Abstract: A Frugal Time-Division MAC Protocol for Underwater Acoustic Networks
August 23, 2007, 12:00am PDT
In UnderWater Acoustic Networks (UWANs), a packet's propagation delay generally exceeds its transmission delay, often by an order of magnitude. Time-division MAC protocols designed for RF networks...
Provided by University of Delaware
-
White Papers
Probabilistic Fault Diagnosis Using Adaptive Probing
August 9, 2007, 12:00am PDT
Past research on probing-based network monitoring provides solutions based on preplanned probing which is computationally expensive, is less accurate, and involves large management traffic. Unlike...
Provided by University of Delaware
-
White Papers
Importance Filtering for Image Retargeting
April 7, 2011, 12:00am PDT
Content-aware image retargeting has attracted a lot of interests recently. The key and most challenging issue for this task is how to balance the tradeoff between preserving the important contents...
Provided by University of Delaware
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White Papers
Automatically Capturing Source Code Context of NL-Queries for Software Maintenance and Reuse
February 6, 2009, 12:00am PST
As software systems continue to grow and evolve, locating code for maintenance and reuse tasks becomes increasingly difficult. Existing static code search techniques using natural language queries...
Provided by University of Delaware
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White Papers
Management, Norm And Leadership: Which Relations Are Possible?
May 31, 2007, 12:00am PDT
The effectiveness of public administration action (and its management) is not synthesized - nor is it synthesizable - with few objective and quantitative parameters. This is particularly so for...
Provided by University of Delaware
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White Papers
Leadership Determinants To High-Performance In Public Organizations
May 31, 2007, 12:00am PDT
The effectiveness of public administration action (and its management) is not synthesized - nor is it synthesizable - with few objective and quantitative parameters. This is particularly so for...
Provided by University of Delaware
-
White Papers
New Public Management And Leadership-Whether There Is Any Contingent Relationship Between Leadership Style And Performance Status: Evidence From An English National Health Service (NHS) Trust
June 2, 2007, 12:00am PDT
This paper investigates the leadership requirements for the National Health Service (NHS) in UK in the context of a complex and dynamic environment of shared power arrangement for health services...
Provided by University of Delaware
-
White Papers
Misbehaviors in TCP SACK Generation
April 1, 2011, 12:00am PDT
While analyzing CAIDA Internet traces of TCP traffic to detect instances of data reneging, the authors frequently observed seven misbehaviors in the generation of SACKs. These misbehaviors could...
Provided by University of Delaware
-
Whitepapers
Traffic Optimization Through Information Dissemination
May 24, 2012, 12:00am PDT
It is a known fact today that VANETs are going to play an increasingly important role in vehicular communication in the future. The impact of these networks especially to solve the problem of...
Provided by University of Delaware
-
Whitepapers
E-Governance: Past, Present and Future in India
September 1, 2012, 12:00am PDT
Online working of a government or providing its services online to its citizens at their door step is known as E-Governance. E-Governance is E-Commerce technology means online availability of...
Provided by University of Delaware
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Whitepapers
Optimal Component Selection Problem for Cots Based Software System Under Consensus Recovery Block Scheme: A Goal Programming Approach
June 1, 2012, 12:00am PDT
Cost, reliability and time are the three main quality attributes of a software system. Now days much software are designed on COTS component in order to facilitate timely development with reduced...
Provided by University of Delaware
-
Whitepapers
Modeling the Navigation Behavior of Dynamic Web Applications
March 1, 2013, 12:00am PST
In order to manage the growing complexity of web applications, there is a need to abstract and model different system behaviors which simplify the process of analysis, designing, verification,...
Provided by University of Delaware
-
Whitepapers
Energy-Based Performance Evaluation of Various Routing Protocols in Infrastructure-Less Opportunistic Networks
February 26, 2013, 12:00am PST
Opportunistic networks (Oppnets) provide the communication facilities in the network scenarios where the end-to-end path between the source and the destination never exists or may last only for an...
Provided by University of Delaware
-
White Papers
Networking With Cooperative Communications: Holistic Design and Realistic Evaluation
February 3, 2009, 12:00am PST
Cooperative communications fundamentally changes the abstraction of a wireless link and offers significant potential advantages for wireless networks. However, much of the existing work on...
Provided by University of Delaware
-
White Papers
Keynesian Fiscal Stimulus: What Have We Learned From The Great Recession?
August 1, 2011, 12:00am PDT
What have we learned from the Great Recession about Keynesian fiscal stimulus? This paper contains five sections that develop the following five points: there is confusion about what constitutes...
Provided by University of Delaware
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White Papers
ANEMOS: An Autonomous NEtwork MOnitoring System
December 1, 2007, 12:00am PST
This paper describes the design and implementation of ANEMOS, an Autonomous NEtwork MOnitoring System. ANEMOS allows network operators and end-users to schedule, perform, and analyze active...
Provided by University of Delaware
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White Papers
CSR: Cooperative Source Routing Using Virtual MISO in Wireless Ad Hoc Networks
January 9, 2011, 12:00am PST
Cooperative transmissions combat various fading effects in wireless communications by employing multiple antennas from different nodes to achieve spatial diversity. Virtual Multiple-Input...
Provided by University of Delaware
-
White Papers
Spectral Efficiency of Distributed Cooperative Relaying
February 24, 2011, 12:00am PST
Cooperative relaying has been shown to be an effective method to combat fading in wireless communications. Among relaying strategies, distributed ones are more attractive because of the...
Provided by University of Delaware
-
White Papers
Location-Aware Cooperative Routing in Multihop Wireless Networks
January 11, 2011, 12:00am PST
Geographic routing is a scalable routing scheme for wireless networks, where nodes make local routing decisions using position information. Cooperative transmissions utilize spatial diversity to...
Provided by University of Delaware
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White Papers
The Impact of Channel Usage Information on the Throughput Achieved by 802.11-Style MACs in Urban Mesh Networks
March 14, 2009, 12:00am PDT
It is well known that in dense mesh networks, CSMA-based MACs such as IEEE 802.11 achieve lower throughput than optimal spatial TDMA. This paper explores the degree to which the difference in...
Provided by University of Delaware
-
White Papers
Improved Topology Control Algorithms for Simple Mobile Networks
July 22, 2009, 12:00am PDT
Topology control is the problem of assigning powers to the nodes of an ad hoc network so as to create a specified network topology while minimizing the energy consumed by the network nodes....
Provided by University of Delaware
-
White Papers
The Complexity of RP Selection in Multicast Channelization
July 23, 2009, 12:00am PDT
Rendezvous Point (RP) selection for multicast groups is the problem of selecting a node to serve as the RP-host for a multicast group. The authors consider rendezvous point selection in the...
Provided by University of Delaware
-
White Papers
Deploying Directional Sensor Networks With Guaranteed Connectivity and Coverage
April 3, 2008, 12:00am PDT
In contrast to existing work on the connected coverage problem in wireless sensor networks which assumes omni-directional sensors with disk-like sensing range, this paper investigates a suite of...
Provided by University of Delaware
-
White Papers
Practical Computation of Optimal Schedules in Multihop Wireless Networks
March 16, 2009, 12:00am PDT
Interference and collisions greatly limit the throughput of mesh networks that use contention-based MAC protocols such as 802.11. Significantly higher throughput is achievable if transmissions are...
Provided by University of Delaware
-
White Papers
Automating DDoS Experimentation
July 16, 2007, 12:00am PDT
While the DETER testbed provides a safe environment and basic tools for security experimentation, researchers face a significant challenge in assembling the testbed pieces and tools into realistic...
Provided by University of Delaware
-
White Papers
TIDeFlow: The Time Iterated Dependency Flow Execution Model
August 15, 2011, 12:00am PDT
The many-core revolution brought forward by recent advances in computer architecture has created immense challenges in the writing of parallel programs for High Performance Computing (HPC)....
Provided by University of Delaware
-
Whitepapers
Energy-Based Performance Evaluation of Various Routing Protocols in Infrastructure-Less Opportunistic Networks
February 26, 2013, 12:00am PST
Opportunistic networks (Oppnets) provide the communication facilities in the network scenarios where the end-to-end path between the source and the destination never exists or may last only for an...
Provided by University of Delaware
-
Whitepapers
Modeling the Navigation Behavior of Dynamic Web Applications
March 1, 2013, 12:00am PST
In order to manage the growing complexity of web applications, there is a need to abstract and model different system behaviors which simplify the process of analysis, designing, verification,...
Provided by University of Delaware
-
Whitepapers
Optimal Component Selection Problem for Cots Based Software System Under Consensus Recovery Block Scheme: A Goal Programming Approach
June 1, 2012, 12:00am PDT
Cost, reliability and time are the three main quality attributes of a software system. Now days much software are designed on COTS component in order to facilitate timely development with reduced...
Provided by University of Delaware
-
Whitepapers
E-Governance: Past, Present and Future in India
September 1, 2012, 12:00am PDT
Online working of a government or providing its services online to its citizens at their door step is known as E-Governance. E-Governance is E-Commerce technology means online availability of...
Provided by University of Delaware
-
Whitepapers
Traffic Optimization Through Information Dissemination
May 24, 2012, 12:00am PDT
It is a known fact today that VANETs are going to play an increasingly important role in vehicular communication in the future. The impact of these networks especially to solve the problem of...
Provided by University of Delaware
-
White Papers
Robust Cooperative Relaying in an Amplify-and-Forward Network
February 15, 2011, 12:00am PST
It has been shown that cooperative communication can significantly improve performance by utilizing distributed relay nodes. In most cases, cooperative communication systems have been designed and...
Provided by University of Delaware
-
White Papers
Energy Efficiency of Cooperative Beamforming in Wireless Ad-Hoc Networks
January 31, 2012, 12:00am PST
Energy efficiency is a critical issue in wireless communication networks since most of the communication devices have limited energy capacity. Various strategies for maximizing energy efficiency...
Provided by University of Delaware
-
White Papers
Energy-Efficient Best-Select Relaying in Wireless Cooperative Networks
February 22, 2012, 12:00am PST
Due to the exponentially-increasing energy consumption of wireless mobile networks, energy efficiency has become an important metric in designing these networks. In this paper, the authors present...
Provided by University of Delaware
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White Papers
Partitioned One-Bit Feedback for Cooperative Beamforming
February 25, 2010, 12:00am PST
Recently, it has been shown that a cooperative beamforming scheme can achieve considerable gain using node cooperation. Due to the distributed nature of cooperating nodes, it is necessary to...
Provided by University of Delaware
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White Papers
PerfSONAR: Instantiating a Global Network Measurement Framework
June 15, 2009, 12:00am PDT
perfSONAR is a web services-based infrastructure for collecting and publishing network performance monitoring. A primary goal of perfSONAR is making it easier to solve end-to-end performance...
Provided by University of Delaware
-
White Papers
Energy Efficiency of Distributed Cooperative Relaying
February 22, 2012, 12:00am PST
Distributed cooperative relaying is an attractive method to combat fading in wireless communications because of its performance advantages, simplicity, scalability, and low overhead. In, the...
Provided by University of Delaware
-
White Papers
Spectral Efficiency of Cooperative Relaying With Imperfect Channel Estimation
February 22, 2012, 12:00am PST
It is well known that cooperative relaying has the potential to improve the performance of end-to-end wireless communications. However, compared to point-to-point communications, implementing...
Provided by University of Delaware
-
White Papers
Maximal Throughput Routing in Wireless Linear Networks
February 22, 2012, 12:00am PST
To design an efficient wireless routing scheme, both the physical characteristics of wireless links and the related networking activities must be taken into account. Simply applying the routing...
Provided by University of Delaware
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White Papers
Performance Analysis of Cooley-Tukey FFT Algorithms for a Many-Core Architecture
May 19, 2010, 12:00am PDT
Given that many-core architectures are becoming the mainstream framework for high performance computing, it is important to develop a performance model for many-core architectures to assist...
Provided by University of Delaware
-
White Papers
Dynamic Load Balancing on Single-And Multi-GPU Systems
January 11, 2010, 12:00am PST
The computational power provided by many-core Graphics Processing Units (GPUs) has been exploited in many applications. The programming techniques currently employed on these GPUs are not...
Provided by University of Delaware
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White Papers
Tile Percolation: An OpenMP Tile Aware Parallelization Technique for the Cyclops-64 Multicore Processor
May 12, 2009, 12:00am PDT
Programming a multicore processor is difficult. It is even more difficult if the processor has software-managed memory hierarchy, e.g. the IBM Cyclops-64 (C64). A widely accepted parallel...
Provided by University of Delaware
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White Papers
OPELL and PM: A Case Study on Porting Shared Memory Programming Models to Accelerators Architectures
August 1, 2011, 12:00am PDT
Limits on applications and hardware technologies have put a stop to the frequency race during the 2000s. Designs now can be divided into homogeneous and heterogeneous ones. Homogeneous types are...
Provided by University of Delaware
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White Papers
Polytasks: A Compressed Task Representation for HPC Runtimes
August 29, 2011, 12:00am PDT
The increased number of execution units in many-core processors is driving numerous paradigm changes in parallel systems. Previous techniques that focused solely upon obtaining correct results are...
Provided by University of Delaware
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White Papers
Towards an Integrated Multiscale Simulation of Turbulent Clouds on PetaScale Computers
January 3, 2012, 12:00am PST
The development of precipitating warm clouds is affected by several effects of small-scale air turbulence including enhancement of droplet-droplet collision rate by turbulence, entrainment and...
Provided by University of Delaware
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White Papers
Exploring Fine-Grained Task-Based Execution on Multi-GPU Systems
July 17, 2011, 12:00am PDT
Using multi-GPU systems, including GPU clusters, is gaining popularity in scientific computing. However, when using multiple GPUs concurrently, the conventional data parallel GPU programming...
Provided by University of Delaware
-
White Papers
TIDeFlow: The Time Iterated Dependency Flow Execution Model
August 15, 2011, 12:00am PDT
The many-core revolution brought forward by recent advances in computer architecture has created immense challenges in the writing of parallel programs for High Performance Computing (HPC)....
Provided by University of Delaware
-
White Papers
Automating DDoS Experimentation
July 16, 2007, 12:00am PDT
While the DETER testbed provides a safe environment and basic tools for security experimentation, researchers face a significant challenge in assembling the testbed pieces and tools into realistic...
Provided by University of Delaware
-
White Papers
Practical Computation of Optimal Schedules in Multihop Wireless Networks
March 16, 2009, 12:00am PDT
Interference and collisions greatly limit the throughput of mesh networks that use contention-based MAC protocols such as 802.11. Significantly higher throughput is achievable if transmissions are...
Provided by University of Delaware
-
White Papers
Deploying Directional Sensor Networks With Guaranteed Connectivity and Coverage
April 3, 2008, 12:00am PDT
In contrast to existing work on the connected coverage problem in wireless sensor networks which assumes omni-directional sensors with disk-like sensing range, this paper investigates a suite of...
Provided by University of Delaware
-
White Papers
The Complexity of RP Selection in Multicast Channelization
July 23, 2009, 12:00am PDT
Rendezvous Point (RP) selection for multicast groups is the problem of selecting a node to serve as the RP-host for a multicast group. The authors consider rendezvous point selection in the...
Provided by University of Delaware
-
White Papers
Improved Topology Control Algorithms for Simple Mobile Networks
July 22, 2009, 12:00am PDT
Topology control is the problem of assigning powers to the nodes of an ad hoc network so as to create a specified network topology while minimizing the energy consumed by the network nodes....
Provided by University of Delaware
-
White Papers
The Impact of Channel Usage Information on the Throughput Achieved by 802.11-Style MACs in Urban Mesh Networks
March 14, 2009, 12:00am PDT
It is well known that in dense mesh networks, CSMA-based MACs such as IEEE 802.11 achieve lower throughput than optimal spatial TDMA. This paper explores the degree to which the difference in...
Provided by University of Delaware
-
White Papers
Location-Aware Cooperative Routing in Multihop Wireless Networks
January 11, 2011, 12:00am PST
Geographic routing is a scalable routing scheme for wireless networks, where nodes make local routing decisions using position information. Cooperative transmissions utilize spatial diversity to...
Provided by University of Delaware
-
White Papers
Spectral Efficiency of Distributed Cooperative Relaying
February 24, 2011, 12:00am PST
Cooperative relaying has been shown to be an effective method to combat fading in wireless communications. Among relaying strategies, distributed ones are more attractive because of the...
Provided by University of Delaware
-
White Papers
CSR: Cooperative Source Routing Using Virtual MISO in Wireless Ad Hoc Networks
January 9, 2011, 12:00am PST
Cooperative transmissions combat various fading effects in wireless communications by employing multiple antennas from different nodes to achieve spatial diversity. Virtual Multiple-Input...
Provided by University of Delaware
-
White Papers
Keynesian Fiscal Stimulus: What Have We Learned From The Great Recession?
August 1, 2011, 12:00am PDT
What have we learned from the Great Recession about Keynesian fiscal stimulus? This paper contains five sections that develop the following five points: there is confusion about what constitutes...
Provided by University of Delaware
-
White Papers
Networking With Cooperative Communications: Holistic Design and Realistic Evaluation
February 3, 2009, 12:00am PST
Cooperative communications fundamentally changes the abstraction of a wireless link and offers significant potential advantages for wireless networks. However, much of the existing work on...
Provided by University of Delaware
-
White Papers
Misbehaviors in TCP SACK Generation
April 1, 2011, 12:00am PDT
While analyzing CAIDA Internet traces of TCP traffic to detect instances of data reneging, the authors frequently observed seven misbehaviors in the generation of SACKs. These misbehaviors could...
Provided by University of Delaware
-
White Papers
New Public Management And Leadership-Whether There Is Any Contingent Relationship Between Leadership Style And Performance Status: Evidence From An English National Health Service (NHS) Trust
June 2, 2007, 12:00am PDT
This paper investigates the leadership requirements for the National Health Service (NHS) in UK in the context of a complex and dynamic environment of shared power arrangement for health services...
Provided by University of Delaware
-
White Papers
Automatically Capturing Source Code Context of NL-Queries for Software Maintenance and Reuse
February 6, 2009, 12:00am PST
As software systems continue to grow and evolve, locating code for maintenance and reuse tasks becomes increasingly difficult. Existing static code search techniques using natural language queries...
Provided by University of Delaware
-
White Papers
Importance Filtering for Image Retargeting
April 7, 2011, 12:00am PDT
Content-aware image retargeting has attracted a lot of interests recently. The key and most challenging issue for this task is how to balance the tradeoff between preserving the important contents...
Provided by University of Delaware
-
White Papers
Probabilistic Fault Diagnosis Using Adaptive Probing
August 9, 2007, 12:00am PDT
Past research on probing-based network monitoring provides solutions based on preplanned probing which is computationally expensive, is less accurate, and involves large management traffic. Unlike...
Provided by University of Delaware
-
White Papers
Poster Abstract: A Frugal Time-Division MAC Protocol for Underwater Acoustic Networks
August 23, 2007, 12:00am PDT
In UnderWater Acoustic Networks (UWANs), a packet's propagation delay generally exceeds its transmission delay, often by an order of magnitude. Time-division MAC protocols designed for RF networks...
Provided by University of Delaware
-
White Papers
A Comparison Of The Degree To Which The Assessment Of The Ethical Conduct Of Executive Leaders (CEOs) In The Private And Non-Profit Sectors Plays A Role In Performance Review
June 2, 2007, 12:00am PDT
This paper outlines the initial stages of a research project aimed to map the organizational assessment practices employed by for-profit and non-profit organizations in evaluating the ethical...
Provided by University of Delaware
-
White Papers
Efficient Probing Techniques for Fault Diagnosis
October 18, 2007, 12:00am PDT
Increase in the network usage and the widespread application of networks for more and more performance critical applications has caused a demand for tools that can monitor network health with...
Provided by University of Delaware
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