- Subscribe to this page:
- RSS
- Email Alert
University of Tennessee
(73 results)-
White Papers
A Performance Comparison of Open-Source Erasure Coding Libraries for Storage Applications
August 9, 2008, 12:00am PDT
Recent years have seen surge of erasure codes in preventing data loss in storage systems composed of multiple disks. Storage companies such as Cleversafe, Data Domain, Network Appliance and...
Provided by University of Tennessee
-
White Papers
Passive Position Feedback Over Packet-Switching Communication Network With Varying-Delay and Packet-Loss
March 11, 2008, 12:00am PDT
This paper proposes a novel framework - passive set-position modulation - which enables one to utilize the explicit position feedback over packet-switching communication network (e.g. Internet)...
Provided by University of Tennessee
-
White Papers
Secure Network Infrastructure Best Practice
September 25, 2008, 12:00am PDT
Protection of the network infrastructure at the University of Tennessee is necessary to achieve the university's mission of teaching, learning, research, and public service. The ability to...
Provided by University of Tennessee
-
White Papers
Identifying Factors Affecting Data Delivery Performance in Mobile Ad-Hoc Network Routing Protocol Using A Systematic Approach
July 7, 2008, 12:00am PDT
A mobile Ad Hoc network (MANET) is a collection of mobile nodes dynamically forming temporary network without the use of any existing network infrastructure or centralized administration. Due to...
Provided by University of Tennessee
-
White Papers
Web Enabled Collaborative Climate Visualization in the Earth System Grid
March 6, 2008, 12:00am PST
The recent advances in high performance computing, storage and networking technologies have enabled fundamental changes in current climate research. While sharing datasets and results is already...
Provided by University of Tennessee
-
Whitepapers
Joint Congestion Control and Routing Subject to Dynamic Interruptions in Cognitive Radio Networks
August 28, 2012, 12:00am PDT
Cognitive radio networks suffer from dynamic interruptions from primary users. The joint congestion control and routing are tackled using stochastic control techniques. Centralized dynamic...
Provided by University of Tennessee
-
White Papers
SHIP: Scalable Hierarchical Power Control for Large-Scale Data Centers
December 20, 2009, 12:00am PST
In today's data centers, precisely controlling server power consumption is an essential way to avoid system failures caused by power capacity overload or overheating due to increasingly high...
Provided by University of Tennessee
-
White Papers
Cloud Computing and Software Services: Theory and Technique
April 30, 2009, 12:00am PDT
Distributed computing can be daunting even for experienced programmers. Although many projects have been created to facilitate developing distributed applications, they are often quite complex in...
Provided by University of Tennessee
-
White Papers
Cloud Service Reliability: Modeling and Analysis
February 17, 2010, 12:00am PST
Cloud computing is a recently developed new technology for complex systems with massive scale service sharing, which is different from the resource sharing of the grid computing systems. Cloud...
Provided by University of Tennessee
-
White Papers
Real Time Web-Based Data Monitoring and Manipulation System to Improve Translational Research Quality
January 20, 2011, 12:00am PST
The use of the internet technology and web browser capabilities of the internet has provided researchers/scientists with many advantages, which includes but not limited to ease of access, platform...
Provided by University of Tennessee Health Science Center
-
White Papers
Integrating Utilization Control With Task Consolidation for Power Optimization in Multi-Core Real-Time Systems
October 18, 2010, 12:00am PDT
Since multi-core processors have become a primary trend in processor development, new scheduling algorithms are needed to minimize power consumption while achieving the desired timeliness...
Provided by University of Tennessee
-
White Papers
Hierarchical Utilization Control for Real-Time and Resilient Power Grid
December 20, 2009, 12:00am PST
Blackouts in the daily life can be disastrous with enormous economic loss. Blackouts usually occur when appropriate corrective actions are not effectively taken for an initial contingency,...
Provided by University of Tennessee
-
White Papers
On Controllability and Feasibility of Utilization Control in Distributed Real-Time Systems
December 20, 2009, 12:00am PST
Feedback control techniques have recently been applied to a variety of real-time systems. However, a fundamental issue that was left out is guaranteeing system controllability and the feasibility...
Provided by University of Tennessee
-
White Papers
Exploiting Overlapping Channels for Minimum Power Configuration in Real-Time Sensor Networks
December 20, 2009, 12:00am PST
Multi-channel communications can effectively reduce channel competition and interferences in a wireless sensor network, and thus achieve increased throughput and improved end-to-end delay...
Provided by University of Tennessee
-
White Papers
Power Optimization With Performance Assurance for Multi-Tier Applications in Virtualized Data Centers
September 20, 2010, 12:00am PDT
Modern data centers must provide performance assurance for complex system software such as multi-tier web applications. In addition, the power consumption of data centers needs to be minimized to...
Provided by University of Tennessee
-
White Papers
Hierarchical Power Control for Large-Scale Data Centers
November 14, 2008, 12:00am PST
In today's data centers, precisely controlling power consumption is an essential way to reduce operating costs, and avoid system failures caused by power capacity overload or overheating due to...
Provided by University of Tennessee
-
White Papers
Cluster-Level Feedback Power Control for Performance Optimization
December 20, 2009, 12:00am PST
Power control is becoming a key challenge for effectively operating a modern data center. In addition to reducing operating costs, precisely controlling power consumption is an essential way to...
Provided by University of Tennessee
-
White Papers
Towards Optimal Sensor Placement for Hot Server Detection in Data Centers
March 3, 2011, 12:00am PST
Recent studies have shown that a significant portion of the total energy consumption of many data centers is caused by the inefficient operation of their cooling systems. Without effective thermal...
Provided by University of Tennessee
-
White Papers
Exploring Power-Performance Tradeoffs in Database Systems
December 20, 2009, 12:00am PST
With the total energy consumption of computing systems increasing in a steep rate, much attention has been paid to the design of energy-efficient computing systems and applications. So far,...
Provided by University of Tennessee
-
White Papers
Achieving Fair or Differentiated Cache Sharing in Power-Constrained Chip Multiprocessors
September 20, 2009, 12:00am PDT
Limiting the peak power consumption of Chip Multi Processors (CMPs) has recently received a lot of attention. In order to enable chip-level power capping, the peak power consumption of on-chip L2...
Provided by University of Tennessee
-
White Papers
Co-Con: Coordinated Control of Power and Application Performance for Virtualized Server Clusters
December 20, 2009, 12:00am PST
Today's data centers face two critical challenges. First, various customers need to be assured by meeting their required service-level agreements such as response time and throughput. Second,...
Provided by University of Tennessee
-
White Papers
Integrated Control of Matching Delay and CPU Utilization in Information Dissemination Systems
December 20, 2009, 12:00am PST
The demand for high performance information dissemination is increasing in many applications, such as ecommerce and security alerting systems. These applications usually require that the desired...
Provided by University of Tennessee
-
White Papers
Virtual Batching: Request Batching for Energy Conservation in Virtualized Servers
June 4, 2010, 12:00am PDT
Many power management strategies have been proposed for enterprise servers based on Dynamic Voltage and Frequency Scaling (DVFS), but those solutions cannot further reduce the energy consumption...
Provided by University of Tennessee
-
White Papers
Dynamic Duty Cycle Control for End-to-End Delay Guarantees in Wireless Sensor Networks
June 4, 2010, 12:00am PDT
It is well known that periodically putting nodes into sleep can effectively save energy in wireless sensor networks, at the cost of increased communication delays. However, most existing work...
Provided by University of Tennessee
-
White Papers
Adaptive Power Control for Server Clusters
February 11, 2008, 12:00am PST
Power control is becoming a key challenge for effectively operating a modern data center. In addition to reducing operation costs, precisely controlling power consumption is an essential way to...
Provided by University of Tennessee
-
White Papers
Power-Aware CPU Utilization Control for Distributed Real-Time Systems
December 20, 2009, 12:00am PST
CPU utilization control has recently been demonstrated to be an effective way of meeting end-to-end deadlines for distributed real-time systems running in unpredictable environments. However,...
Provided by University of Tennessee
-
White Papers
Dynamic Thermal and Timeliness Guarantees for Distributed Real-Time Embedded Systems
June 4, 2010, 12:00am PDT
Distributed real-time embedded systems have stringent requirements for key performance properties, such as end-to-end timeliness and reliability, in order to operate properly. In recent years,...
Provided by University of Tennessee
-
White Papers
Power-Efficient Response Time Guarantees for Virtualized Enterprise Servers
December 20, 2009, 12:00am PST
Both power and performance are important concerns for enterprise data centers. While various management strategies have been developed to effectively reduce server power consumption by...
Provided by University of Tennessee
-
White Papers
Cache-Aware Utilization Control for Energy-Efficient Multi-Core Real-Time Systems
October 8, 2010, 12:00am PDT
Multi-core processors are anticipated to become a major development platform for real-time systems. However, existing power management algorithms are not designed to sufficiently utilize the...
Provided by University of Tennessee
-
White Papers
Dynamic Power Partitioning and Control for Performance Optimization in Chip Multiprocessors
November 16, 2009, 12:00am PST
Since power consumption has become a major constraint for the further throughput improvement of Chip MultiProcessors (CMPs), a key challenge is to optimize the performance of a CMP within a power...
Provided by University of Tennessee
-
White Papers
Coordinating Processor and Main Memory for Server Power Capping
November 17, 2009, 12:00am PST
With the number of high-density servers in data centers rapidly increasing, power capping with performance optimization has become a key challenge to gain a high return on investment by...
Provided by University of Tennessee
-
White Papers
Minimum Transmission Power Configuration in Real-Time Sensor Networks With Overlapping Channels
February 6, 2010, 12:00am PST
Multi-channel communications can effectively reduce channel competition and interferences in a wireless sensor network, and thus achieve increased throughput and improved end-to-end delay...
Provided by University of Tennessee
-
White Papers
Adaptive Power Control With Online Model Estimation for Chip Multiprocessors
October 24, 2010, 12:00am PDT
As Chip Multiprocessors (CMPs) become the main trend in processor development, various power and thermal management strategies have recently been proposed to optimize system performance while...
Provided by University of Tennessee
-
White Papers
SHIP: A Scalable Hierarchical Power Control Architecture for Large-Scale Data Centers
November 24, 2007, 12:00am PST
In today's data centers, precisely controlling server power consumption is an essential way to avoid system failures caused by power capacity overload or overheating due to increasingly high...
Provided by University of Tennessee
-
White Papers
AONT-RS: Blending Security and Performance in Dispersed Storage Systems
February 1, 2011, 12:00am PST
Dispersing files across multiple sites yields a variety of obvious benefits, such as availability, proximity and reliability. Less obviously, it enables security to be achieved without relying on...
Provided by University of Tennessee
-
White Papers
Mean Time to Meaningless: MTTDL, Markov Models, and Storage System Reliability
May 20, 2010, 12:00am PDT
Mean Time To Data Loss (MTTDL) has been the standard reliability metric in storage systems for more than 20 years. MTTDL represents a simple formula that can be used to compare the reliability of...
Provided by University of Tennessee
-
White Papers
A Performance Evaluation and Examination of Open-Source Erasure Coding Libraries for Storage
February 1, 2009, 12:00am PST
Over the past five years, large-scale storage installations have required fault-protection beyond RAID-5, leading to a flurry of research on and development of erasure codes for multiple disk...
Provided by University of Tennessee
-
White Papers
Intruder Detection Using a Wireless Sensor Network With an Intelligent Mobile Robot Response
February 11, 2008, 12:00am PST
This paper presents an intruder detection system that uses a wireless sensor network and mobile robots. The sensor network uses an unsupervised fuzzy Adaptive Resonance Theory (ART) neural network...
Provided by University of Tennessee
-
White Papers
MRF Stereo With Statistical Parameter Estimation
June 20, 2008, 12:00am PDT
A Markov Random Field (MRF) based local stereo matching algorithm that estimates parameters automatically from statistics is proposed. For an iterative optimization, cost functions working on...
Provided by University of Tennessee
-
White Papers
Methodologies and Techniques for Reverse Engineering-the Potential for Automation With 3-D Laser Scanners
October 12, 2007, 12:00am PDT
In this chapter, the authors present methodologies and technologies for automating Reverse Engineering (RE) through digital imaging and computer vision. They begin this chapter with a definition...
Provided by University of Tennessee
-
Whitepapers
Joint Congestion Control and Routing Subject to Dynamic Interruptions in Cognitive Radio Networks
August 28, 2012, 12:00am PDT
Cognitive radio networks suffer from dynamic interruptions from primary users. The joint congestion control and routing are tackled using stochastic control techniques. Centralized dynamic...
Provided by University of Tennessee
-
Whitepapers
Efficient and Secure Wireless Communications for Advanced Metering Infrastructure in Smart Grids
April 10, 2012, 12:00am PDT
An experiment is carried out to measure the power consumption of households. The analysis on the real measurement data shows that the significant change of power consumption arrives in a Poisson...
Provided by University of Tennessee
-
Whitepapers
R-Kernel: An Operating System Foundation for Highly Reliable Networked Embedded Systems
December 26, 2010, 12:00am PST
In this paper, the authors present r-kernel, an operating system kernel enhancement specifically designed to improve software reliability in networked embedded systems. The key novelty of r-kernel...
Provided by University of Tennessee
-
White Papers
Fine-Grained Private Matching for Proximity-Based Mobile Social Networking
January 10, 2012, 12:00am PST
Proximity-based Mobile Social Networking (PMSN) refers to the social interaction among physically proximate mobile users directly through the Bluetooth/WiFi interfaces on their smartphones or...
Provided by University of Tennessee
-
White Papers
Collaborative Scheduling in Highly Dynamic Environments Using Error Inference
October 7, 2011, 12:00am PDT
Energy constraint is a critical hurdle hindering the practical deployment of long-term wireless sensor network applications. Turning off (i.e., duty cycling) sensors could reduce energy...
Provided by University of Tennessee
-
White Papers
Collaborative Quickest Detection in Adhoc Networks With Delay Constraint -Part II: Multi-Node Network
December 31, 2007, 12:00am PST
In the first part of this two-part paper, the authors initiate the study of collaborative quickest detection in an adhoc setting for a simple two-node scenario. In this part, they extend their...
Provided by University of Tennessee
-
White Papers
Finding the K Largest Metrics in a Noisy Broadcast Network
September 25, 2008, 12:00am PDT
How to perform reliable computation among distributed nodes through noisy communication is a critical issue for emerging wireless networks. In particular, noisy channels impose challenges to...
Provided by University of Tennessee
-
White Papers
Alerts Visualization and Clustering in Network-Based Intrusion Detection
April 23, 2010, 12:00am PDT
Today's Intrusion detection systems when deployed on a busy network overload the network with huge number of alerts. This behavior of producing too much raw information makes it less effective....
Provided by University of Tennessee
-
White Papers
Compressed Meter Reading for Delay-Sensitive and Secure Load Report in Smart Grid
March 29, 2010, 12:00am PDT
It is a key task in smart grid to send the readings of smart meters to an Access Point (AP) in a wireless manner. The requirements of scalability, realtimeness and security make the wireless meter...
Provided by University of Tennessee
-
White Papers
Decoding the 'Nature Encoded' Messages for Distributed Energy Generation Control in Microgrid
October 19, 2010, 12:00am PDT
The communication for the control of Distributed Energy Generation (DEG) in microgrid is discussed. Due to the requirement of real-time transmission, weak or no explicit channel coding is used for...
Provided by University of Tennessee
-
White Papers
Communication Complexity for Distributed Scheduling in Wireless Ad hoc Networks
August 18, 2008, 12:00am PDT
In wireless communication networks, it is important to schedule transmissions according to the priority weights of different data packets. Quite often, the scheduling is carried out in a...
Provided by University of Tennessee
-
White Papers
Evaluation of the HPC Challenge Benchmarks in Virtualized Environments
June 28, 2011, 12:00am PDT
This paper evaluates the performance of the HPC Challenge benchmarks in several virtual environments, including VMware, KVM and VirtualBox. The HPC Challenge benchmarks consist of a suite of tests...
Provided by University of Tennessee
-
White Papers
Cross-Network Spectrum Sensing for Mission-Critical Cognitive Radio Networks: Collaboration Through Gateways
April 23, 2011, 12:00am PDT
In this paper, the cross-network spectrum sensing is considered for future mission-critical wireless networks employing cognitive radio technology. In military operations and disaster relief...
Provided by University of Tennessee
-
White Papers
Resource Allocation With EGOS Constraint in Multicell OFDMA Communication Systems: Combating Intercell Interference
June 22, 2010, 12:00am PDT
Resource (power and bandwidth) allocation is an important issue in Orthogonal Frequency Division Multiple Access (OFDMA) systems. For multicell systems, the interference across different cells...
Provided by University of Tennessee
-
White Papers
Coordinated Energy Management in Virtualized Data Centers
April 6, 2010, 12:00am PDT
Energy management in large-scale virtualized data centers has become increasingly important. In this paper, the authors first study the data center workload characteristics based on a large data...
Provided by University of Tennessee
-
White Papers
Effective VM Sizing in Virtualized Data Centers
January 1, 2011, 12:00am PST
In this paper, the authors undertake the problem of server consolidation in virtualized data centers from the perspective of approximation algorithms. They formulate server consolidation as a...
Provided by University of Tennessee
-
White Papers
A Progressive Approach to Distributed Multiple Target Detection in Sensor Networks
January 1, 2011, 12:00am PST
In this paper, the authors study the multiple target detection problem in sensor networks. Due to the resource limitations of sensor networks, the multiple target detection approach has to be...
Provided by University of Tennessee
-
White Papers
Aspects of Embodied Computing
August 6, 2008, 12:00am PDT
Post-Moore's Law computing will require an assimilation between computational processes and their physical realizations, both to achieve greater speeds and densities and to allow computational...
Provided by University of Tennessee
-
White Papers
Corruption, Political Connections, And Municipal Finance
June 14, 2007, 12:00am PDT
The authors exploit unique features of the U.S. municipal bond underwriting market to assess how political integrity affects primary financial market outcomes. They show that state corruption and...
Provided by University of Tennessee
-
White Papers
Do Liquidity Induced Changes In Aggregate Dividends Signal Aggregate Future Earnings Growth?
September 10, 2007, 12:00am PDT
Extant empirical literature does not provide abundant evidence for the information content hypothesis regarding firm-level dividend signaling. Although this is consistent with Miller and...
Provided by University of Tennessee
-
White Papers
A Fast and Stable Incremental Clustering Algorithm
January 31, 2010, 12:00am PST
Clustering is a pivotal building block in many data mining applications and in machine learning in general. Most clustering algorithms in the literature pertain to off-line (or batch) processing,...
Provided by University of Tennessee
-
White Papers
Deep Spatiotemporal Feature Learning With Application to Image Classification
September 20, 2010, 12:00am PDT
Deep machine learning is an emerging framework for dealing with complex high-dimensionality data in a hierarchical fashion which draws some inspiration from biological sources. Despite the notable...
Provided by University of Tennessee
-
White Papers
A Stable Longest Queue First Signal Scheduling Algorithm for an Isolated Intersection
October 29, 2007, 12:00am PDT
There have been countless efforts directed toward efficiently controlling the flow of traffic through an intersection. This paper describes an algorithm designed for the signal control problem...
Provided by University of Tennessee
-
White Papers
Application Feedback in Guiding a Deep-Layered Perception Model
August 31, 2010, 12:00am PDT
Deep-layer machine learning architectures continue to emerge as a promising biologically-inspired framework for achieving scalable perception in artificial agents. State inference is a consequence...
Provided by University of Tennessee
-
White Papers
On the Broad Implications of Reinforcement Learning Based AGI
December 18, 2007, 12:00am PST
Reinforcement learning is generally perceived as a machine learning discipline in which an agent learns by interacting with its environment. What makes reinforcement learning unique is that it...
Provided by University of Tennessee
-
White Papers
Color in influence on Accuracy of 3D Scanners Based on Structured Light
January 1, 2011, 12:00am PST
The characterization of commercial 3D scanners allows acquiring precise and useful data. The accuracy of range and, more recently, color for 3D scanners is usually studied separately, but when the...
Provided by University of Tennessee
-
White Papers
Cache-Aware Utilization Control for Energy Efficiency in Multi-Core Real-Time Systems
April 12, 2011, 12:00am PDT
Multi-core processors are anticipated to become a major development platform for real-time systems. However, existing power management algorithms are not designed to sufficiently utilize the...
Provided by University of Tennessee
-
White Papers
Identity-Based Cryptography for Cloud Security
April 3, 2011, 12:00am PDT
Cloud computing is a style of computing in which dynamically scalable and commonly virtualized resources are provided as a service over the Internet. This paper, first presents a novel...
Provided by University of Tennessee
-
White Papers
Multi-Agent Q-Learning of Channel Selection in Multi-User Cognitive Radio Systems: A Two by Two Case
March 30, 2009, 12:00am PDT
Resource allocation is an important issue in cognitive radio systems. It can be done by carrying out negotiation among secondary users. However, significant overhead may be incurred by the...
Provided by University of Tennessee
-
White Papers
Learning Restricted Bayesian Network Structures
December 1, 2010, 12:00am PST
Bayesian networks are basic graphical models, used widely both in statistics and artificial intelligence. These statistical models of conditional independence structure are described by acyclic...
Provided by University of Tennessee
-
White Papers
Methodologies and Techniques for Reverse Engineering-the Potential for Automation With 3-D Laser Scanners
October 12, 2007, 12:00am PDT
In this chapter, the authors present methodologies and technologies for automating Reverse Engineering (RE) through digital imaging and computer vision. They begin this chapter with a definition...
Provided by University of Tennessee
-
White Papers
MRF Stereo With Statistical Parameter Estimation
June 20, 2008, 12:00am PDT
A Markov Random Field (MRF) based local stereo matching algorithm that estimates parameters automatically from statistics is proposed. For an iterative optimization, cost functions working on...
Provided by University of Tennessee
-
White Papers
Intruder Detection Using a Wireless Sensor Network With an Intelligent Mobile Robot Response
February 11, 2008, 12:00am PST
This paper presents an intruder detection system that uses a wireless sensor network and mobile robots. The sensor network uses an unsupervised fuzzy Adaptive Resonance Theory (ART) neural network...
Provided by University of Tennessee
-
White Papers
A Performance Evaluation and Examination of Open-Source Erasure Coding Libraries for Storage
February 1, 2009, 12:00am PST
Over the past five years, large-scale storage installations have required fault-protection beyond RAID-5, leading to a flurry of research on and development of erasure codes for multiple disk...
Provided by University of Tennessee
-
White Papers
Mean Time to Meaningless: MTTDL, Markov Models, and Storage System Reliability
May 20, 2010, 12:00am PDT
Mean Time To Data Loss (MTTDL) has been the standard reliability metric in storage systems for more than 20 years. MTTDL represents a simple formula that can be used to compare the reliability of...
Provided by University of Tennessee
-
White Papers
AONT-RS: Blending Security and Performance in Dispersed Storage Systems
February 1, 2011, 12:00am PST
Dispersing files across multiple sites yields a variety of obvious benefits, such as availability, proximity and reliability. Less obviously, it enables security to be achieved without relying on...
Provided by University of Tennessee
-
White Papers
SHIP: A Scalable Hierarchical Power Control Architecture for Large-Scale Data Centers
November 24, 2007, 12:00am PST
In today's data centers, precisely controlling server power consumption is an essential way to avoid system failures caused by power capacity overload or overheating due to increasingly high...
Provided by University of Tennessee
-
White Papers
Adaptive Power Control With Online Model Estimation for Chip Multiprocessors
October 24, 2010, 12:00am PDT
As Chip Multiprocessors (CMPs) become the main trend in processor development, various power and thermal management strategies have recently been proposed to optimize system performance while...
Provided by University of Tennessee
-
White Papers
Minimum Transmission Power Configuration in Real-Time Sensor Networks With Overlapping Channels
February 6, 2010, 12:00am PST
Multi-channel communications can effectively reduce channel competition and interferences in a wireless sensor network, and thus achieve increased throughput and improved end-to-end delay...
Provided by University of Tennessee
-
White Papers
Coordinating Processor and Main Memory for Server Power Capping
November 17, 2009, 12:00am PST
With the number of high-density servers in data centers rapidly increasing, power capping with performance optimization has become a key challenge to gain a high return on investment by...
Provided by University of Tennessee
Keep Up with TechRepublic
Submit a Paper
Get your content listed in our directory!
Our directory is the largest library of vendor-supplied technical content on the Web. It’s also the first place IT decision makers turn to when researching technology solutions. Our members are already finding your competitors’ papers here - shouldn’t they find yours, too? It's FREE so click here and submit your white paper, case study, data sheet, research report, or other document today!
