Georgia State University

Displaying 1-37 of 37 results

  • White Papers // Nov 2012

    Constructing Load-Balanced Data Aggregation Trees in Probabilistic Wireless Sensor Networks

    Data Gathering is a fundamental task in Wireless Sensor Networks (WSNs). Data gathering trees capable of performing aggregation operations are also referred to as Data Aggregation Trees (DATs). Currently, most of the existing works focus on constructing DATs according to different user requirements under the Deterministic Network Model (DNM). However,...

    Provided By Georgia State University

  • White Papers // Nov 2012

    Distributed Sensing for High Quality Structural Health Monitoring Using Wireless Sensor Networks

    In recent years, using Wireless Sensor Networks (WSNs) for Structural Health Monitoring (SHM) has attracted increasing attention. Traditional centralized SHM algorithms developed by civil engineers can achieve the highest damage detection quality since they have the raw data from all the sensor nodes. However, directly implementing these algorithms in a...

    Provided By Georgia State University

  • White Papers // Sep 2012

    Collaborative Data Collection With Opportunistic Network Erasure Coding

    Disruptive network communication entails transient network connectivity, asymmetric links and unstable nodes, which pose severe challenges to data collection in sensor networks. Erasure coding can be applied to mitigate the dependency of feedback in such a disruptive network condition, improving data collection. However, the collaborative data collection through an in-network...

    Provided By Georgia State University

  • White Papers // Aug 2012

    SCORE: Smart-Grid Common Open Research Emulator

    A Smart Grid is a digitally enabled electrical grid that equips with various embedded devices that can sense, communicate, compute and control. Validating, analyzing and evaluating new ideas and technologies in Smart Grid require the modeling and emulating of communication network and power network, as well as the interactions between...

    Provided By Georgia State University

  • White Papers // Jun 2012

    Optimal Distributed Data Collection for Asynchronous Cognitive Radio Networks

    As a promising communication paradigm, Cognitive Radio Networks (CRNs) have paved a road for Secondary Users (SUs) to opportunistically exploit unused licensed spectrum without causing unacceptable interference to Primary Users (PUs). In this paper, the authors study the distributed data collection problem for asynchronous CRNs, which has not been addressed...

    Provided By Georgia State University

  • White Papers // May 2012

    EDR2: A Sink Failure Resilient Approach for WSNs

    Data collection, redistribution and retrieval are essential components of Wireless Sensor Networks (WSNs). In dense WSN deployments, the sensor data are usually sent to a sink that can be reached through one or multiple hops. In the case where communications with the sink are disrupted due to various reasons, the...

    Provided By Georgia State University

  • White Papers // Oct 2011

    Minimum Latency Scheduling for Multi-Regional Query in Wireless Sensor Networks

    Query scheduling as one of the most important technologies used in query processing has been widely studied recently. Unfortunately, to the best of the authors' knowledge, no previous work focuses on the Minimum Latency Multi-Regional Query Scheduling (ML-MRQS) problem. In this paper, the authors investigate the ML-MRQS problem in Wire-less...

    Provided By Georgia State University

  • White Papers // Sep 2011

    Collaborative Topology Control for Lifetime Maximization

    In a data collection sensor network, how to maximize the network lifetime through topology control remains an open research problem. Previous work has studied this problem by aiming to build a max-lifetime data collection tree, however, tree-based data collection does not necessarily yield maximum network lifetime. In this paper, the...

    Provided By Georgia State University

  • White Papers // Aug 2011

    Continuous Data Collection Capacity of Wireless Sensor Networks Under Physical Interference Model

    Data collection is a common operation of Wireless Sensor Networks (WSNs). The performance of data collection can be measured by its achievable network capacity. However, most existing works focus on the network capacity of unicast, multicast or/and broadcast, which are different communication modes from data collection, especially continuous data collection....

    Provided By Georgia State University

  • White Papers // Jul 2011

    Genetic-Algorithm-Based Construction of Load-Balanced CDSs in Wireless Sensor Networks

    A Connected Dominating Set (CDS) is used as a virtual backbone for efficient routing and broadcasting in Wireless Sensor Networks (WSNs). Most existing works focus on constructing a Minimum CDS (MCDS), a k-connect m-dominating CDS, a minimum routing cost CDS or a bounded-diameter CDS. However, no work considers the load-balance...

    Provided By Georgia State University

  • White Papers // Apr 2011

    Collaborative Data Delivery in Energy-Synchronized Sensor Networks

    In an energy-synchronized sensor network, each sensor node needs to synchronize its duty-cycle with its residual energy (or energy harvesting rate) to meet a predefined network lifetime requirement. A key research challenge of such energy-synchronized sensor networks is how to collaboratively utilize the heterogeneous node duty-cycles for efficient and fair...

    Provided By Georgia State University

  • White Papers // Mar 2011

    SmartGridLab: A Laboratory-Based Smart Grid Testbed

    The evolution of traditional electricity grid into a state-of-the-art Smart Grid will need innovation in a number of dimensions: seamless integration of renewable energy sources, management of intermittent power supplies, realtime demand response, energy pricing strategy etc. The grid configuration will change from the central broadcasting network into a more...

    Provided By Georgia State University

  • White Papers // Jan 2011

    Do Companies View Bribes As A Tax? Evidence On The Trade-off Between Corporate Taxes And Corruption In The Location Of FDI

    There is a large literature documenting that high host-country corporate taxes deter foreign direct investment. However, some recent papers have questioned the robustness of this result in developing countries. In this paper, the authors investigate one possible reason: the presence of a trade-off between taxes and good governance. They find...

    Provided By Georgia State University

  • White Papers // Jan 2011

    Competing Forces Framework of Technology Assimilation: An Investigation Into a Group of Mobile Device Users

    Despite evidence that competing forces shape adoption and assimilation of technologies, there is currently no comprehensive model available that explains how such forces impact individually and socially oriented usage of technology. The authors distinguish between exploration versus exploitation forces and individual versus social forces and posit that these play key...

    Provided By Georgia State University

  • White Papers // Jan 2011

    Towards a Formal Standard for Interoperability in M&S/System of Systems Integration

    Modeling and Simulation (M&S) is finding increasing application in development and testing of command and control systems comprised of information-intensive component systems. In this paper, the authors apply a System of Systems (SoS) perspective on the integration of M&S with such systems. They employ recently developed interoperability concepts based on...

    Provided By Georgia State University

  • White Papers // Jan 2011

    Multicommodity Flow Algorithms for Buffered Global Routing

    Although the global routing problem is NP-hard (even highly restricted versions of it), has shown that the optimum solution can be approximated arbitrarily close in time polynomial in the number of nets and the inverse of the accuracy. To date, predictability of solution quality continues to be a distinct advantage...

    Provided By Georgia State University

  • White Papers // Dec 2010

    Institutional Reforms Debate And FDI Flows To MENA Region: Does One "Best" Fit All?

    The paper revisits the policy debate on institutional reform approaches to property rights protection and empirically examines it in the context of FDI flows to the MENA region. Using panel data on 11 MENA countries for the period 1991-2007 and adopting FGLS methodology, the paper finds a positive influence of...

    Provided By Georgia State University

  • White Papers // Nov 2010

    Explicit / Implicit Contracts With Non-Financial Stakeholders And Corporate Capital Structure: The Case Of Product Warranties

    The authors construct a unique dataset of firms classified into those offering explicit, implicit, and no product warranties to investigate the relation between a firm's product warranty and its debt level. They find that firm leverage relates negatively to the level of product warranty reserves it maintains; implicit-warranty firms have...

    Provided By Georgia State University

  • White Papers // Oct 2010

    Information Systems Architectures and Systems Integration: An Empirical Study of French Small to Medium Enterprises

    SMEs are a primary driver of economic growth and in the European Union. Yet relatively little is known about how these organizations use information system resources to achieve interoperability and integration. This paper, based on a cross-sectional empirical study of IS architectural integration within 143 Small to Medium Enterprises (SMEs)...

    Provided By Georgia State University

  • White Papers // Oct 2010

    M-Cube: A Duty Cycle Based Multi-Channel MAC Protocol With Multiple Channel Reservation for WSNs

    In this paper, a duty cycle based multi-channel MAC protocol with multiple channel reservation, called M-cube, is proposed to tackle the triple hidden terminal problems. M-cube can make nodes to choose one actually idle channel from all the expected idle channels. Therefore, M-cube can avoid data packet collisions resulted by...

    Provided By Georgia State University

  • White Papers // Sep 2010

    Does the Sarbanes Oxley Act Mitigate Firm-Specific Crash Risk And Improve The Timeliness Of Disclosure In Bad Economic News?

    Previous literature has documented that firms with timely disclosure of bad economic news are less likely to crash, that is, to deliver large negative stock returns. In this paper the authors examine how the Sarbanes-Oxley Act (SOX) influences firm-specific crash risk. The authors find strong evidence that firm-specific crash risk...

    Provided By Georgia State University

  • White Papers // Aug 2010

    Trust With Private And Common Property: Effects Of Stronger Property Right Entitlements

    Is mutually beneficial cooperation in trust games more prevalent with private property or common property? Does the strength of property right entitlement affect the answer? Cox, Ostrom, Walker, et al. report little difference between cooperation in private and common property trust games. The authors assign stronger property right entitlements by...

    Provided By Georgia State University

  • White Papers // Jun 2010

    Attacking Beacon-Enabled 802.15.4 Networks

    The IEEE 802.15.4 standard has attracted time-critical applications in Wireless Sensor Networks (WSNs) because of its beacon-enabled mode and Guaranteed Time Slots (GTSs). However, the GTS management scheme's built-in security mechanisms still leave the 802.15.4 MAC vulnerable to attacks. Further, the existing techniques in the literature for securing 802.15.4 either...

    Provided By Georgia State University

  • White Papers // Jun 2010

    The Influence Of Retiree Health Benefits On Retirement Patterns

    The authors estimate the effect of employer offers of Retiree Health Benefits (RHBs) on the timing of retirement using a sample of Health and Retirement Study (HRS) men observed over a period of up to 12 years. They hypothesize that the effect of RHBs differs for workers of different ages...

    Provided By Georgia State University

  • White Papers // Jun 2010

    Output Dynamics, Technology, And Public Investment

    The paper studies the dynamic output effects of public infrastructure investment in a small open economy. The authors develop an overlapping generations model that includes a production externality of public capital and a wealth effect on labor supply. Public capital enters the firm's production function under various technological scenarios. They...

    Provided By Georgia State University

  • White Papers // Mar 2010

    An Energy-Efficient Distributed Algorithm for Minimum-Latency Aggregation Scheduling in Wireless Sensor Networks

    Wireless Sensor Networks (WSNs) have proven their success in various applications such as battlefield surveillance, traffic monitoring and forest fire monitoring. In some real-time applications, e.g. forest fire monitoring and aquiculture surveillance, users want to extract aggregate data information from WSNs with low latency to the sink. When two or...

    Provided By Georgia State University

  • White Papers // Jan 2010

    Adaptive Decision Support Systems

    Effectiveness of Decision Support Systems (DSS's) is enhanced through dynamic adaptation of support to the needs of the decision maker, to the problem, and to the decision context. This paper defines this enhanced DSS's as Adaptive Decision Support Systems (ADSS's) and proposes its architecture. In an ADSS, the decision maker...

    Provided By Georgia State University

  • White Papers // Jan 2010

    Characterizing Risk Attitudes Of Industrial Managers

    The authors study the risk attitudes of an important segment of the economy: managers. The authors conduct artefactual field experiments with 130 managers from 12 industrial companies. This analysis is particularly careful to evaluate alternative models of decision-making under risk. In general, they find that the managers in this sample...

    Provided By Georgia State University

  • White Papers // Oct 2009

    Spare CPU Cycles as a Service: A New Cloud Computing Paradigm

    Authors of this paper propose the merging of two technologies, the Folding@Home (FAH) distributed application and cloud computing. By relocating the utilization of spare CPU cycles from disparate and often unreliable distributed volunteer nodes, which now perform the protein folding calculations, to the large, secure, and dedicated server farms of...

    Provided By Georgia State University

  • White Papers // Oct 2009

    Non-Uniform Waveband Switching in Multi-Granular Optical Networks

    WaveBand Switching (WBS) has recently attracted attention from a wide range of industry and academia groups for its practical and hierarchial concepts in handling massive lightpaths with reduced control complexity and nodal size. Previous studies demonstrate that non-uniform waveband switching, in which wavebands contain various number of wavelengths, can provide...

    Provided By Georgia State University

  • White Papers // Oct 2009

    Scheduling Bursts Using Interval Graphs in Optical Burst Switching Networks

    Optical Burst Switching (OBS) is considered to be a promising paradigm for bearing IP traffic in Wavelength Division Multiplexing (WDM) optical networks. In OBS networks, a key challenge is to reduce the data loss rate with efficient scheduling algorithms. In this paper, the authors propose novel algorithms for batch scheduling...

    Provided By Georgia State University

  • White Papers // Oct 2009

    Processing Area Queries in Wireless Sensor Networks

    Area query processing is significant for various applications of wireless sensor networks. No previous study has specifically addressed this issue. The authors can adopt a naive method, which is to send all data to Base Station for centralized processing. However, this method wastes a large amount of energy for reporting...

    Provided By Georgia State University

  • White Papers // Oct 2009

    Employee Motivations, Managerial Trustworthiness, And Work Attitudes

    Scholars and practitioners have emphasized the benefits of a highly motivated workforce. Although scholars have studied the causes and consequences of high employee motivation, many questions associated with this phenomenon remain unanswered. One question involves the conditions under which employee motivation is elevated or depressed. The higher prosocial motivation was,...

    Provided By Georgia State University

  • White Papers // Aug 2009

    Distributed Indexing and Data Dissemination in Large Scale Wireless Sensor Networks

    Many data dissemination techniques have been proposed for wireless sensor networks to facilitate data dissemination and query processing. However, these techniques may not work well in a large scale sensor network where a huge amount of sensing data is generated. This paper proposes an integrated distributed connected dominating set Based...

    Provided By Georgia State University

  • White Papers // Jul 2009

    Rogue Access Point Detection Using Innate Characteristics of the 802.11 MAC

    Attacks on wireless networks can be classified into two categories: external wireless and internal wired. In external wireless attacks, an attacker uses a wireless device to target the Access Point (AP), other wireless nodes or the communications on the network. In internal wired attacks, an attacker or authorized insider inserts...

    Provided By Georgia State University

  • White Papers // Apr 2009

    Reconceptualising the Information System as a Service

    This paper will cross-fertilize Information Systems (IS) and Services Marketing ideas through re-conceptualizing the Information System as a Service (ISaaS). The study addresses known limitations of arguably the two most significant dependent variables in these disciplines - Information System Success or IS-Impact, and Service Quality. Planned efforts to synthesize analogous...

    Provided By Georgia State University

  • White Papers // Oct 2007

    Market Power And Stock Liquidity

    Firms with market power have the ability to influence the prices of their products and services, suggesting that market power affects firm value by influencing cash flows. The authors contend that market power affects firm value through an additional channel, namely, by affecting a firm's cost of capital. Firms with...

    Provided By Georgia State University

  • White Papers // Oct 2009

    Non-Uniform Waveband Switching in Multi-Granular Optical Networks

    WaveBand Switching (WBS) has recently attracted attention from a wide range of industry and academia groups for its practical and hierarchial concepts in handling massive lightpaths with reduced control complexity and nodal size. Previous studies demonstrate that non-uniform waveband switching, in which wavebands contain various number of wavelengths, can provide...

    Provided By Georgia State University

  • White Papers // Oct 2009

    Employee Motivations, Managerial Trustworthiness, And Work Attitudes

    Scholars and practitioners have emphasized the benefits of a highly motivated workforce. Although scholars have studied the causes and consequences of high employee motivation, many questions associated with this phenomenon remain unanswered. One question involves the conditions under which employee motivation is elevated or depressed. The higher prosocial motivation was,...

    Provided By Georgia State University

  • White Papers // Jan 2011

    Multicommodity Flow Algorithms for Buffered Global Routing

    Although the global routing problem is NP-hard (even highly restricted versions of it), has shown that the optimum solution can be approximated arbitrarily close in time polynomial in the number of nets and the inverse of the accuracy. To date, predictability of solution quality continues to be a distinct advantage...

    Provided By Georgia State University

  • White Papers // Jul 2009

    Rogue Access Point Detection Using Innate Characteristics of the 802.11 MAC

    Attacks on wireless networks can be classified into two categories: external wireless and internal wired. In external wireless attacks, an attacker uses a wireless device to target the Access Point (AP), other wireless nodes or the communications on the network. In internal wired attacks, an attacker or authorized insider inserts...

    Provided By Georgia State University

  • White Papers // Oct 2009

    Processing Area Queries in Wireless Sensor Networks

    Area query processing is significant for various applications of wireless sensor networks. No previous study has specifically addressed this issue. The authors can adopt a naive method, which is to send all data to Base Station for centralized processing. However, this method wastes a large amount of energy for reporting...

    Provided By Georgia State University

  • White Papers // Sep 2010

    Does the Sarbanes Oxley Act Mitigate Firm-Specific Crash Risk And Improve The Timeliness Of Disclosure In Bad Economic News?

    Previous literature has documented that firms with timely disclosure of bad economic news are less likely to crash, that is, to deliver large negative stock returns. In this paper the authors examine how the Sarbanes-Oxley Act (SOX) influences firm-specific crash risk. The authors find strong evidence that firm-specific crash risk...

    Provided By Georgia State University

  • White Papers // Jan 2010

    Adaptive Decision Support Systems

    Effectiveness of Decision Support Systems (DSS's) is enhanced through dynamic adaptation of support to the needs of the decision maker, to the problem, and to the decision context. This paper defines this enhanced DSS's as Adaptive Decision Support Systems (ADSS's) and proposes its architecture. In an ADSS, the decision maker...

    Provided By Georgia State University

  • White Papers // Jan 2011

    Towards a Formal Standard for Interoperability in M&S/System of Systems Integration

    Modeling and Simulation (M&S) is finding increasing application in development and testing of command and control systems comprised of information-intensive component systems. In this paper, the authors apply a System of Systems (SoS) perspective on the integration of M&S with such systems. They employ recently developed interoperability concepts based on...

    Provided By Georgia State University

  • White Papers // Jan 2010

    Characterizing Risk Attitudes Of Industrial Managers

    The authors study the risk attitudes of an important segment of the economy: managers. The authors conduct artefactual field experiments with 130 managers from 12 industrial companies. This analysis is particularly careful to evaluate alternative models of decision-making under risk. In general, they find that the managers in this sample...

    Provided By Georgia State University

  • White Papers // Aug 2010

    Trust With Private And Common Property: Effects Of Stronger Property Right Entitlements

    Is mutually beneficial cooperation in trust games more prevalent with private property or common property? Does the strength of property right entitlement affect the answer? Cox, Ostrom, Walker, et al. report little difference between cooperation in private and common property trust games. The authors assign stronger property right entitlements by...

    Provided By Georgia State University

  • White Papers // Nov 2010

    Explicit / Implicit Contracts With Non-Financial Stakeholders And Corporate Capital Structure: The Case Of Product Warranties

    The authors construct a unique dataset of firms classified into those offering explicit, implicit, and no product warranties to investigate the relation between a firm's product warranty and its debt level. They find that firm leverage relates negatively to the level of product warranty reserves it maintains; implicit-warranty firms have...

    Provided By Georgia State University

  • White Papers // Oct 2007

    Market Power And Stock Liquidity

    Firms with market power have the ability to influence the prices of their products and services, suggesting that market power affects firm value by influencing cash flows. The authors contend that market power affects firm value through an additional channel, namely, by affecting a firm's cost of capital. Firms with...

    Provided By Georgia State University

  • White Papers // Jun 2010

    Output Dynamics, Technology, And Public Investment

    The paper studies the dynamic output effects of public infrastructure investment in a small open economy. The authors develop an overlapping generations model that includes a production externality of public capital and a wealth effect on labor supply. Public capital enters the firm's production function under various technological scenarios. They...

    Provided By Georgia State University

  • White Papers // Aug 2009

    Distributed Indexing and Data Dissemination in Large Scale Wireless Sensor Networks

    Many data dissemination techniques have been proposed for wireless sensor networks to facilitate data dissemination and query processing. However, these techniques may not work well in a large scale sensor network where a huge amount of sensing data is generated. This paper proposes an integrated distributed connected dominating set Based...

    Provided By Georgia State University

  • White Papers // Jun 2010

    The Influence Of Retiree Health Benefits On Retirement Patterns

    The authors estimate the effect of employer offers of Retiree Health Benefits (RHBs) on the timing of retirement using a sample of Health and Retirement Study (HRS) men observed over a period of up to 12 years. They hypothesize that the effect of RHBs differs for workers of different ages...

    Provided By Georgia State University

  • White Papers // Dec 2010

    Institutional Reforms Debate And FDI Flows To MENA Region: Does One "Best" Fit All?

    The paper revisits the policy debate on institutional reform approaches to property rights protection and empirically examines it in the context of FDI flows to the MENA region. Using panel data on 11 MENA countries for the period 1991-2007 and adopting FGLS methodology, the paper finds a positive influence of...

    Provided By Georgia State University

  • White Papers // Jan 2011

    Do Companies View Bribes As A Tax? Evidence On The Trade-off Between Corporate Taxes And Corruption In The Location Of FDI

    There is a large literature documenting that high host-country corporate taxes deter foreign direct investment. However, some recent papers have questioned the robustness of this result in developing countries. In this paper, the authors investigate one possible reason: the presence of a trade-off between taxes and good governance. They find...

    Provided By Georgia State University

  • White Papers // Jun 2010

    Attacking Beacon-Enabled 802.15.4 Networks

    The IEEE 802.15.4 standard has attracted time-critical applications in Wireless Sensor Networks (WSNs) because of its beacon-enabled mode and Guaranteed Time Slots (GTSs). However, the GTS management scheme's built-in security mechanisms still leave the 802.15.4 MAC vulnerable to attacks. Further, the existing techniques in the literature for securing 802.15.4 either...

    Provided By Georgia State University

  • White Papers // Oct 2009

    Scheduling Bursts Using Interval Graphs in Optical Burst Switching Networks

    Optical Burst Switching (OBS) is considered to be a promising paradigm for bearing IP traffic in Wavelength Division Multiplexing (WDM) optical networks. In OBS networks, a key challenge is to reduce the data loss rate with efficient scheduling algorithms. In this paper, the authors propose novel algorithms for batch scheduling...

    Provided By Georgia State University

  • White Papers // Jun 2012

    Optimal Distributed Data Collection for Asynchronous Cognitive Radio Networks

    As a promising communication paradigm, Cognitive Radio Networks (CRNs) have paved a road for Secondary Users (SUs) to opportunistically exploit unused licensed spectrum without causing unacceptable interference to Primary Users (PUs). In this paper, the authors study the distributed data collection problem for asynchronous CRNs, which has not been addressed...

    Provided By Georgia State University

  • White Papers // Oct 2010

    M-Cube: A Duty Cycle Based Multi-Channel MAC Protocol With Multiple Channel Reservation for WSNs

    In this paper, a duty cycle based multi-channel MAC protocol with multiple channel reservation, called M-cube, is proposed to tackle the triple hidden terminal problems. M-cube can make nodes to choose one actually idle channel from all the expected idle channels. Therefore, M-cube can avoid data packet collisions resulted by...

    Provided By Georgia State University

  • White Papers // May 2012

    EDR2: A Sink Failure Resilient Approach for WSNs

    Data collection, redistribution and retrieval are essential components of Wireless Sensor Networks (WSNs). In dense WSN deployments, the sensor data are usually sent to a sink that can be reached through one or multiple hops. In the case where communications with the sink are disrupted due to various reasons, the...

    Provided By Georgia State University

  • White Papers // Sep 2012

    Collaborative Data Collection With Opportunistic Network Erasure Coding

    Disruptive network communication entails transient network connectivity, asymmetric links and unstable nodes, which pose severe challenges to data collection in sensor networks. Erasure coding can be applied to mitigate the dependency of feedback in such a disruptive network condition, improving data collection. However, the collaborative data collection through an in-network...

    Provided By Georgia State University

  • White Papers // Nov 2012

    Distributed Sensing for High Quality Structural Health Monitoring Using Wireless Sensor Networks

    In recent years, using Wireless Sensor Networks (WSNs) for Structural Health Monitoring (SHM) has attracted increasing attention. Traditional centralized SHM algorithms developed by civil engineers can achieve the highest damage detection quality since they have the raw data from all the sensor nodes. However, directly implementing these algorithms in a...

    Provided By Georgia State University

  • White Papers // Aug 2012

    SCORE: Smart-Grid Common Open Research Emulator

    A Smart Grid is a digitally enabled electrical grid that equips with various embedded devices that can sense, communicate, compute and control. Validating, analyzing and evaluating new ideas and technologies in Smart Grid require the modeling and emulating of communication network and power network, as well as the interactions between...

    Provided By Georgia State University

  • White Papers // Jan 2011

    Competing Forces Framework of Technology Assimilation: An Investigation Into a Group of Mobile Device Users

    Despite evidence that competing forces shape adoption and assimilation of technologies, there is currently no comprehensive model available that explains how such forces impact individually and socially oriented usage of technology. The authors distinguish between exploration versus exploitation forces and individual versus social forces and posit that these play key...

    Provided By Georgia State University

  • White Papers // Apr 2011

    Collaborative Data Delivery in Energy-Synchronized Sensor Networks

    In an energy-synchronized sensor network, each sensor node needs to synchronize its duty-cycle with its residual energy (or energy harvesting rate) to meet a predefined network lifetime requirement. A key research challenge of such energy-synchronized sensor networks is how to collaboratively utilize the heterogeneous node duty-cycles for efficient and fair...

    Provided By Georgia State University

  • White Papers // Sep 2011

    Collaborative Topology Control for Lifetime Maximization

    In a data collection sensor network, how to maximize the network lifetime through topology control remains an open research problem. Previous work has studied this problem by aiming to build a max-lifetime data collection tree, however, tree-based data collection does not necessarily yield maximum network lifetime. In this paper, the...

    Provided By Georgia State University

  • White Papers // Mar 2011

    SmartGridLab: A Laboratory-Based Smart Grid Testbed

    The evolution of traditional electricity grid into a state-of-the-art Smart Grid will need innovation in a number of dimensions: seamless integration of renewable energy sources, management of intermittent power supplies, realtime demand response, energy pricing strategy etc. The grid configuration will change from the central broadcasting network into a more...

    Provided By Georgia State University

  • White Papers // Mar 2010

    An Energy-Efficient Distributed Algorithm for Minimum-Latency Aggregation Scheduling in Wireless Sensor Networks

    Wireless Sensor Networks (WSNs) have proven their success in various applications such as battlefield surveillance, traffic monitoring and forest fire monitoring. In some real-time applications, e.g. forest fire monitoring and aquiculture surveillance, users want to extract aggregate data information from WSNs with low latency to the sink. When two or...

    Provided By Georgia State University

  • White Papers // Oct 2011

    Minimum Latency Scheduling for Multi-Regional Query in Wireless Sensor Networks

    Query scheduling as one of the most important technologies used in query processing has been widely studied recently. Unfortunately, to the best of the authors' knowledge, no previous work focuses on the Minimum Latency Multi-Regional Query Scheduling (ML-MRQS) problem. In this paper, the authors investigate the ML-MRQS problem in Wire-less...

    Provided By Georgia State University

  • White Papers // Aug 2011

    Continuous Data Collection Capacity of Wireless Sensor Networks Under Physical Interference Model

    Data collection is a common operation of Wireless Sensor Networks (WSNs). The performance of data collection can be measured by its achievable network capacity. However, most existing works focus on the network capacity of unicast, multicast or/and broadcast, which are different communication modes from data collection, especially continuous data collection....

    Provided By Georgia State University

  • White Papers // Jul 2011

    Genetic-Algorithm-Based Construction of Load-Balanced CDSs in Wireless Sensor Networks

    A Connected Dominating Set (CDS) is used as a virtual backbone for efficient routing and broadcasting in Wireless Sensor Networks (WSNs). Most existing works focus on constructing a Minimum CDS (MCDS), a k-connect m-dominating CDS, a minimum routing cost CDS or a bounded-diameter CDS. However, no work considers the load-balance...

    Provided By Georgia State University

  • White Papers // Oct 2009

    Spare CPU Cycles as a Service: A New Cloud Computing Paradigm

    Authors of this paper propose the merging of two technologies, the Folding@Home (FAH) distributed application and cloud computing. By relocating the utilization of spare CPU cycles from disparate and often unreliable distributed volunteer nodes, which now perform the protein folding calculations, to the large, secure, and dedicated server farms of...

    Provided By Georgia State University

  • White Papers // Nov 2012

    Constructing Load-Balanced Data Aggregation Trees in Probabilistic Wireless Sensor Networks

    Data Gathering is a fundamental task in Wireless Sensor Networks (WSNs). Data gathering trees capable of performing aggregation operations are also referred to as Data Aggregation Trees (DATs). Currently, most of the existing works focus on constructing DATs according to different user requirements under the Deterministic Network Model (DNM). However,...

    Provided By Georgia State University

  • White Papers // Apr 2009

    Reconceptualising the Information System as a Service

    This paper will cross-fertilize Information Systems (IS) and Services Marketing ideas through re-conceptualizing the Information System as a Service (ISaaS). The study addresses known limitations of arguably the two most significant dependent variables in these disciplines - Information System Success or IS-Impact, and Service Quality. Planned efforts to synthesize analogous...

    Provided By Georgia State University

  • White Papers // Oct 2010

    Information Systems Architectures and Systems Integration: An Empirical Study of French Small to Medium Enterprises

    SMEs are a primary driver of economic growth and in the European Union. Yet relatively little is known about how these organizations use information system resources to achieve interoperability and integration. This paper, based on a cross-sectional empirical study of IS architectural integration within 143 Small to Medium Enterprises (SMEs)...

    Provided By Georgia State University