- Subscribe to this page:
- RSS
- Email Alert
University of Illinois
(508 results)-
White Papers
A Scalable Self-Diagnosing Content Distribution Service With Bounded Latency
August 28, 2007, 12:00am PDT
Providing contractual performance assurances in distributed systems is an important and challenging problem. From the users' perspective, stringent performance requirements are becoming more...
Provided by University of Illinois
-
White Papers
Customizing Web Applications Through Adaptable Components and Reconfigurable Distribution
August 29, 2007, 12:00am PDT
Although platforms and execution scenarios are constantly evolving, Web applications today are tightly coupled with the specific platforms and execution scenarios that are envisioned at design...
Provided by University of Illinois
-
White Papers
Cache Coherence in Embedded-Ring Multiprocessors
August 2, 2007, 12:00am PDT
Design complexity and limited power budget are causing the number of cores on the same chip to grow very rapidly. The wide availability of Chip MultiProcessors (CMPs) is enabling the design of...
Provided by University of Illinois
-
White Papers
Efficient Data Integration: Automation, Collaboration, and Relaxation
September 27, 2007, 12:00am PDT
The rapid growth of distributed data has fueled significant interest in building data integration systems. However, developing these systems today still requires an enormous amount of labor from...
Provided by University of Illinois
-
White Papers
Efficient Execution of Tightly-Coupled Parallel Applications in Grid Computing Environments
September 28, 2007, 12:00am PDT
Grid computing offers a model for solving large-scale scientific problems by uniting computational resources within multiple organizations to form a single cohesive resource for the duration of...
Provided by University of Illinois
-
White Papers
Communication-Centric Energy Conservation for Multi-Hop Wireless Networks
October 1, 2007, 12:00am PDT
Energy conservation is one of the greatest challenges in multi-hop wireless networks due to the ever-increasing energy requirements of wireless devices and the slow advancement of battery...
Provided by University of Illinois
-
White Papers
A Fault Tolerance Protocol for Fast Recovery
February 18, 2008, 12:00am PST
Large machines with tens or even hundreds of thousands of processors are currently in use. As the number of components increases, the mean time between failure will decrease further. Fault...
Provided by University of Illinois
-
White Papers
Towards Standards-Compliant Trust Negotiation for Web Services (Extended Version)
March 7, 2008, 12:00am PST
Web services are a powerful distributed computing abstraction in that they enable users to develop workflows that incorporate data and information processing services located in multiple...
Provided by University of Illinois
-
White Papers
iDSRT: Integrated Dynamic Soft Real-Time Architecture for Critical Infrastructure Data Delivery Over WLAN
April 30, 2008, 12:00am PDT
Critical Infrastructures (CIs) such as the Power Grid play an important role in the lives. Of all important aspects of CIs, real-time data delivery is the most important one because appropriate...
Provided by University of Illinois
-
White Papers
Multidimensional Analysis of Moving Object Data
April 28, 2008, 12:00am PDT
The collection of historical or real-time data on moving objects is quickly becoming a ubiquitous task. With the help of GPS devices, RFID sensors, RADAR, satellites, and other technologies,...
Provided by University of Illinois
-
White Papers
A Trust Management Approach for Flexible Policy Management in Security-Typed Languages
May 27, 2008, 12:00am PDT
Early work on security-typed languages required that legal information flows be defined statically. More recently, techniques have been introduced that relax these assumptions and allow policies...
Provided by University of Illinois
-
White Papers
Soft Error Modeling and Analysis for Microprocessors
May 2, 2008, 12:00am PDT
Soft errors are a growing concern for processor reliability. Recent work has motivated architecture level studies of soft errors since the architecture level can mask many raw errors and...
Provided by University of Illinois
-
White Papers
Mining Massive Moving Object Datasets From RFID Data Flow Analysis to Traffic Mining
May 5, 2008, 12:00am PDT
Effective management of moving object data, originating in supply chain operations, road network monitoring, and other RFID applications, is a major challenge facing society today, with important...
Provided by University of Illinois
-
White Papers
Enhancing Reliability in Storage-Centric Sensor Networks
August 26, 2008, 12:00am PDT
In this paper the authors address the reliability problem in storage-centric sensor networks deployed in hazardous environments. They use the nodes' extra flash memory to save distributed encoded...
Provided by University of Illinois
-
White Papers
Moara: Flexible and Scalable Group-Based Querying System
August 19, 2008, 12:00am PDT
Users and administrators of large-scale infrastructures (e.g., datacenters and PlanetLab) are frequently in need of monitoring groups of machines in the infrastructure. Though there exist several...
Provided by University of Illinois
-
White Papers
Folklore: Implementing Data-Untraceable and Scalable Distributed Storage
August 26, 2008, 12:00am PDT
The authors have built and deployed a system called Folklore that implements a new property called data untraceability through a proactive migratory replication protocol in a large-scale...
Provided by University of Illinois
-
White Papers
Real-Time and Embedded Systems Building Blocks for Cyber-Physical Systems
July 15, 2008, 12:00am PDT
By converging the cyber world with the physical world, Cyber-Physical Systems (CPS) is expected to create a great impact on computer science and the society. This paper proposes several real-time...
Provided by University of Illinois
-
White Papers
An Interaction Framework for Managing Applications and Input in Multiple Display Environments
September 4, 2008, 12:00am PDT
In today's workplace, there is a continual increase in the size and complexity of the problems that knowledge workers are challenged to solve. This often requires workers with different expertise...
Provided by University of Illinois
-
White Papers
Parallel Programming Must Be Deterministic by Default
October 20, 2008, 12:00am PDT
The general-purpose computing industry is at a major crossroads. Power constraints and design complexity have pushed microprocessor designers to use multiple execution cores on a single die, with...
Provided by University of Illinois
-
White Papers
Litearch: An Energy-Centric Software Architecture for Wireless Sensor Networks
October 23, 2008, 12:00am PDT
Wireless sensor networks promise an unprecedented potential for observing the physical world. Their battery life, however, is usually the bottleneck that limits application lifetime, a problem...
Provided by University of Illinois
-
White Papers
Parsing C/C++ Code Without Preprocessing
October 10, 2008, 12:00am PDT
It is difficult to develop style-preserving source-to-source transformation engines for C and C++. The main reason is not the complexity of those languages, but the use of the C pre-processor...
Provided by University of Illinois
-
White Papers
Performance of Wireless Networks Subject to Constraints and Failures
January 10, 2008, 12:00am PST
Recent years have seen a proliferation in the use of wireless multi-hop networks in diverse scenarios ranging from community mesh networks to wireless sensor networks. As wireless networks find...
Provided by University of Illinois
-
White Papers
A Cross-Layer Routing and Congestion Control for Distributed Systems
January 1, 2011, 12:00am PST
Distributed systems have been widely deployed and used in different fields. The Internet itself with all the challenges it brings is one of the successful distributed systems. There has been a lot...
Provided by University of Illinois
-
White Papers
Achieving Privacy and Integrity of Data Aggregation in Wireless Sensor Networks
November 25, 2008, 12:00am PST
Wireless Sensor Networks (WSNs) were originally motivated by military applications, and are becoming integral part of more and more civilian applications to improve quality of life. With current...
Provided by University of Illinois
-
White Papers
An Empirical Study of Reported Bugs in Server Software With Implications for Automated Bug Diagnosis
June 1, 2010, 12:00am PDT
Reproducing bug symptoms is a prerequisite for performing automatic bug diagnosis. Do bugs have characteristics that ease or hinder automatic bug diagnosis? In this paper, the authors conduct a...
Provided by University of Illinois
-
White Papers
Building a Reliable Operating System
December 18, 2008, 12:00am PST
Despite many decades of research, the management of errors in a live operating system remains a challenging problem. This paper presents CuriOS, an operating system that incorporates several new...
Provided by University of Illinois
-
White Papers
DTorial: An Interactive Tutorial Framework for Blind Users in a Web 2.0 World
January 26, 2009, 12:00am PST
Effective tutorial systems can help promote products by reducing barriers of learning new applications. With dynamic web applications becoming as complex as desktop programs, there is a growing...
Provided by University of Illinois
-
White Papers
A Type and Effect System for Deterministic Parallelism in Object-Oriented Languages
February 5, 2009, 12:00am PST
The authors describe a type and effect system for ensuring deterministic semantics in a concurrent object-oriented language. The system provides several new capabilities over previous work,...
Provided by University of Illinois
-
White Papers
A Catalog of Security-Oriented Program Transformations
February 2, 2009, 12:00am PST
Security requirements change, but the typical way of improving system security by patches is ad hoc and has not produced good results. Security improvements should be systematic, just as new...
Provided by University of Illinois
-
White Papers
How Physical Carrier Sense Affects Protocol Capacity in Multi-Hop Wireless Networks: Modeling and Analysis
May 25, 2007, 12:00am PDT
In recent years, wireless ad hoc networks have become increasingly popular in both military and civilian applications due to its capability of building networks without the need for a pre-existing...
Provided by University of Illinois
-
White Papers
Topology Control for Maintaining Network Connectivity and Maximizing Network Capacity Under the Physical Model
May 25, 2007, 12:00am PDT
In this paper the authors study the issue of topology control under the physical Signal-to-Interference-Noise-Ratio (SINR) model, with the objective of maximizing network capacity. They show that...
Provided by University of Illinois
-
White Papers
Novel CAD Techniques for New Challenges in Deep Sub-Micron VLSI Design
May 25, 2010, 12:00am PDT
CMOS technology has continuously scaled into deep sub-micron regime. With CMOS scaling, many complex design issues arise. The challenges include, but not limited to, the increasing of interconnect...
Provided by University of Illinois
-
White Papers
Are Disks the Dominant Contributor for Storage Failures? A Comprehensive Study of Storage Subsystem Failure Characteristics
January 1, 2011, 12:00am PST
Building reliable storage systems becomes increasingly challenging as the complexity of modern storage systems continues to grow. Understanding storage failure characteristics is crucially...
Provided by University of Illinois at Urbana Champaign
-
White Papers
When WatchDog Meets Coding
October 6, 2009, 12:00am PDT
In this paper the authors study the problem of misbehavior detection in wireless networks. A commonly adopted approach is to utilize the broadcasting nature of the wireless medium and have nodes...
Provided by University of Illinois
-
White Papers
Optimal Control in Two-Hop Relay Routing
November 17, 2009, 12:00am PST
In DTN (Delay Tolerant Network) mobile ad-hoc networks, connectivity is not needed any more and packets can arrive at their destination thanks to the mobility of some subset of nodes that carry...
Provided by University of Illinois
-
White Papers
Optimal Strategies for Computing Symmetric Boolean Functions in Collocated Networks
November 17, 2009, 12:00am PST
The authors address the problem of finding optimal strategies for computing Boolean symmetric functions. They consider a collocated network, where each node's transmissions can be heard by every...
Provided by University of Illinois
-
White Papers
Fundamentals of Large Sensor Networks: Connectivity, Capacity, Clocks and Computation
November 17, 2009, 12:00am PST
Sensor networks potentially feature large numbers of nodes. The nodes can monitor and sense their environment over time, communicate with each other over a wireless network, and process...
Provided by University of Illinois
-
White Papers
The Importance, Design and Implementation of a Middleware for Networked Control Systems
November 22, 2009, 12:00am PST
Due to the advancement of computing and communication technology, networked control systems may soon become prevalent in many control applications. While the capability of employing the...
Provided by University of Illinois
-
White Papers
Algorithms for 2-Route Cut Problems
April 30, 2008, 12:00am PDT
In this paper the authors study approximation algorithms for multi-route cut problems in undirected graphs. In these problems the goal is to find a minimum cost set of edges to be removed from a...
Provided by University of Illinois
-
White Papers
Online Scheduling to Minimize the Maximum Delay Factor
October 2, 2008, 12:00am PDT
In this paper two scheduling models are addressed. First is the standard model (unicast) where requests (or jobs) are independent. The other is the broadcast model where broadcasting a page can...
Provided by University of Illinois
-
White Papers
Repeatability of Illinois Wireless Wind Tunnel
May 23, 2008, 12:00am PDT
This paper records the experimental results concerning the repeatability of illinois Wireless Wind Tunnel (iWWT), a testbed for experimental evaluation of wireless networks. The results show that...
Provided by University of Illinois
-
White Papers
Experiments on a Multichannel Multi-Interface Wireless Mesh Network
May 1, 2008, 12:00am PDT
Wireless mesh network technology provides a quick method of providing network access. Traditional wireless mesh networks face problems regarding spatial reuse. The simultaneous use of multiple...
Provided by University of Illinois
-
White Papers
OCP: Opportunistic Carrier Prediction for Wireless Networks
December 4, 2008, 12:00am PST
In this paper, the authors propose Opportunistic Carrier Prediction (OCP) that jointly addresses exposed terminal and hidden terminal problems in wireless networks. OCP is based on the rationale...
Provided by University of Illinois
-
White Papers
A Result on Hybrid Scheduling in Wireless Networks
March 1, 2009, 12:00am PST
Medium access control is an exceedingly important aspect of the operation of any network. This is particularly true in wireless settings where the broadcast nature of the medium accentuates the...
Provided by University of Illinois
-
White Papers
Channel and Interface Management in a Heterogeneous Multi-Channel Multi-Radio Wireless Network
March 29, 2009, 12:00am PDT
As new application scenarios for multi-hop wireless networks emerge, there has been an effort to improve performance in these networks by leveraging available physical layer diversity in the form...
Provided by University of Illinois
-
White Papers
RFID Trees: A Distributed RFID Tag Storage Infrastructure to Backtrack Hikers in a Forest
April 3, 2009, 12:00am PDT
In this paper, the authors propose embedding RFID tags in trees in a forest to track hikers. Hikers are equipped with RFID readers, which read from and write to tags. Specifically, as a hiker...
Provided by University of Illinois
-
White Papers
Adjacent Channel Interference Reduction in Multichannel Wireless Networks Using Intelligent Channel Allocation
September 2, 2009, 12:00am PDT
The performance of a multichannel, multi-radio wireless network is often limited by interference due to concurrent transmissions on the same and adjacent channels. These interference effects may...
Provided by University of Illinois
-
White Papers
A Static-Hybrid Approach for Providing Low Delay Routing for Real Time Applications
August 1, 2009, 12:00am PDT
Multichannel, multihop wireless networks can improve system performance by allowing more simultaneous transmissions in the network than when compared to a single channel network. This in turn...
Provided by University of Illinois
-
White Papers
Cooperation Helps Power Saving
April 5, 2009, 12:00am PDT
In Wireless Sensor Networks (WSN), energy efficiency is crucial to achieving satisfactory network lifetime. The most commonly used and may be the only efficient method to reduce the energy...
Provided by University of Illinois
-
White Papers
Scheduling in Multi-Channel Wireless Networks
October 13, 2009, 12:00am PDT
The availability of multiple orthogonal channels in a wireless network can lead to substantial performance improvement by alleviating contention and interference. However, this also gives rise to...
Provided by University of Illinois
-
White Papers
On Providing Non-Uniform Scheduling Guarantees in a Wireless Network
January 9, 2010, 12:00am PST
Significant research effort has been directed towards the design and performance analysis of imperfect scheduling policies for wireless networks. These imperfect schedulers are of interest despite...
Provided by University of Illinois
-
White Papers
SHORT: A Static-Hybrid Approach for Routing Real Time Applications Over Multichannel, Multihop Wireless Networks
March 23, 2010, 12:00am PDT
Many of the existing multichannel wireless network implementations rely on channel switching capability of the wireless radios to ensure network connectivity. However, due to both software and...
Provided by University of Illinois
-
White Papers
A Distributed Throughput-Optimal CSMA/CA
March 16, 2010, 12:00am PDT
This paper addresses a distributed throughput-optimal CSMA/CA for wireless ad hoc networks, which is called the preemptive CSMA/CA. It achieves the optimality in a completely distributed fashion,...
Provided by University of Illinois
-
White Papers
Selfish Misbehavior in the Optimal Cross-Layered Rate Control of Wireless Networks
March 31, 2010, 12:00am PDT
The authors consider the problem of selfish misbehavior in the optimal cross-layered rate control mechanism of wireless networks. Rate control algorithms of wireless networks are designed under...
Provided by University of Illinois
-
White Papers
Capacity of Byzantine Agreement: Complete Characterization of Four-Node Networks
April 6, 2010, 12:00am PDT
In this paper, the authors consider the problem of maximizing the throughput of Byzantine agreement. Byzantine agreement is a classical problem in distributed computing, with initial solutions...
Provided by University of Illinois
-
White Papers
A Channel Assignment Algorithm for Opportunistic Routing in Multichannel, Multi-Radio Wireless Mesh Networks
November 1, 2010, 12:00am PDT
Opportunistic routing emerged as a novel technique to cope with the problem of highly unpredictable and lossy wireless channels in urban wireless mesh networks. However, existing opportunistic...
Provided by University of Illinois
-
White Papers
Overcoming MAC Overheads Using Packet Size Dependent Channel Widths
November 14, 2010, 12:00am PST
In this paper, the authors propose to reduce the MAC overheads in random access protocols by partitioning the channel spectrum used into a narrow channel and a wide channel. The narrow channel is...
Provided by University of Illinois
-
White Papers
Efficient Access Algorithms for Dynamic Many-Tag Passive RFID Storage Systems
November 24, 2010, 12:00am PST
In this paper, the authors investigate efficient algorithms for accessing information stored in a large number of RFID tags. Interrogators, equipped with RFID scanners, regularly arrive at the tag...
Provided by University of Illinois
-
White Papers
Bypass Routing: An On-Demand Local Recovery Protocol for Ad Hoc Networks
January 1, 2011, 12:00am PST
On-demand routing protocols for ad hoc networks reduce the cost of routing in high mobility environments. However, route discovery in on-demand routing is typically performed via network-wide...
Provided by University of Illinois
-
White Papers
MIS: Malicious Nodes Identification Scheme in Network-Coding-Based Peer-to-Peer Streaming
December 21, 2009, 12:00am PST
Network coding has been shown to be capable of greatly improving quality of service in P2P live streaming systems (e.g., IPTV). However, network coding is vulnerable to pollution attacks where...
Provided by University of Illinois
-
White Papers
NetAuth: Supporting User-Based Network Services
June 27, 2008, 12:00am PDT
In User-Based Network Services (UBNS), the process servicing requests from user U runs under U's ID. This enables (operating system) access controls to tailor service authorization to U. Like...
Provided by University of Illinois
-
White Papers
Experiences Validating the Access Policy Tool in Industrial Settings
October 7, 2009, 12:00am PDT
The Access Policy Tool (APT) analyzes the firewall configuration in an enterprise network for compliance with global access policy, e.g., such as describes the industry's best practices. APT is...
Provided by University of Illinois
-
White Papers
Privacy-Preserving Reconstruction of Multidimensional Data Maps in Vehicular Participatory Sensing
December 11, 2009, 12:00am PST
The proliferation of sensors in devices of frequent use, such as mobile phones, offers unprecedented opportunities for forming self-selected communities around shared sensory data pools that...
Provided by University of Illinois at Urbana-Champaign
-
White Papers
Scalable Modeling and Performance Evaluation of Wireless Sensor Networks
January 1, 2011, 12:00am PST
A notable feature of many proposed Wireless Sensor Networks (WSNs) deployments is their scale: hundreds to thousands of nodes linked together. In such systems, modeling the state of the entire...
Provided by University of Illinois at Urbana Champaign
-
White Papers
The System-Level Simplex Architecture for Improved Real-Time Embedded System Safety
February 11, 2009, 12:00am PST
Embedded systems in safety-critical environments demand safety guarantees while providing many useful services that are too complex to formally verify or fully test. Existing application-level...
Provided by University of Illinois at Urbana-Champaign
-
White Papers
Creating and Evolving Software by Searching, Selecting and Synthesizing Relevant Source Code
February 10, 2009, 12:00am PST
Creating software from existing components rather than building it from scratch is a fundamental problem of software reuse. Currently, the source code of hundreds of thousands of applications is...
Provided by University of Illinois
-
White Papers
Listening to Programmers - Taxonomies and Characteristics of Comments in Operating System C
February 14, 2009, 12:00am PST
Innovations from multiple directions have been proposed to improve software reliability. Unfortunately, many of the innovations are not fully exploited by programmers. To bridge the gap, this...
Provided by University of Illinois
-
White Papers
Complexity Bounds for the Verification of Real-Time Software
October 30, 2009, 12:00am PDT
The authors present uniform approaches to establish complexity bounds for decision problems such as reachability and simulation, which arise naturally in the verification of timed software...
Provided by University of Illinois
-
White Papers
Restricted Queries Over an Encrypted Index With Applications to Regulatory Compliance
April 7, 2008, 12:00am PDT
Compliance storage is an increasingly important area for businesses faced with a myriad of new document retention regulations. Today, businesses have turned to Write-One Read Many (WORM) storage...
Provided by University of Illinois at Urbana Champaign
-
White Papers
Towards Improving Network Flow Watermarks Using the Repeat-Accumulate Codes
October 21, 2010, 12:00am PDT
Network intruders try to hide their identity by relaying their traffic through a number of intermediate hosts, called stepping stones. Network flow watermarks have been used to detect such attacks...
Provided by University of Illinois at Urbana Champaign
-
White Papers
CoCo: Coding-Based Covert Timing Channels for Network Flows
April 25, 2011, 12:00am PDT
In this paper, the authors propose CoCo, a novel framework for establishing covert timing channels. The CoCo covert channel modulates the covert message in the inter-packet delays of the network...
Provided by University of Illinois at Urbana Champaign
-
White Papers
P3CA: Private Anomaly Detection Across ISP Networks
May 10, 2011, 12:00am PDT
Detection of malicious traffic in the Internet would be much easier if ISP networks shared their traffic traces. Unfortunately, state-of-the-art anomaly detection algorithms require detailed...
Provided by University of Illinois at Urbana Champaign
-
White Papers
State Space Reduction in the Maude-NRL Protocol Analyzer
July 15, 2008, 12:00am PDT
The Maude-NRL Protocol Analyzer (Maude-NPA) is a tool and inference system for reasoning about the security of cryptographic protocols in which the cryptosystems satisfy different equational...
Provided by University of Illinois at Urbana-Champaign
-
White Papers
Linear Spatial Pyramid Matching Using Sparse Coding for Image Classification
April 13, 2009, 12:00am PDT
In recent years the Bag-of-Features (BoF) model has been extremely popular in image categorization. The method treats an image as a collection of unordered appearance descriptors extracted from...
Provided by University of Illinois at Urbana-Champaign
-
White Papers
Overcoming an Untrusted Computing Base: Detecting and Removing Malicious Hardware Automatically
May 1, 2010, 12:00am PDT
The computer systems security arms race between attackers and defenders has largely taken place in the domain of software systems, but as hardware complexity and design processes have evolved,...
Provided by University of Illinois
-
White Papers
Towards a National Research Infrastructure for Multidisciplinary Empirical Study of Free/Open Source Software Development
January 28, 2008, 12:00am PST
The Free/Open Source Software (F/OSS) research community is growing across and within multiple disciplines. This community faces a new and unusual situation. The traditional difficulties of...
Provided by University of Illinois at Urbana-Champaign
-
White Papers
Examination Virtual Proctor
May 9, 2008, 12:00am PDT
Open book examinations are widely used by professors in universities during the academic calendar. Open book examinations provide students with the luxury of consulting their notes, books and most...
Provided by University of Illinois
-
White Papers
Remote Visualization of Large Scale Data for Ultra-High Resolution Display Environments
November 28, 2009, 12:00am PST
ParaView is one of the most widely used scientific tools that support parallel visualization of large scale data. The Scalable Adaptive Graphics Environment (SAGE) is a graphics middleware that...
Provided by University of Illinois at Chicago
-
White Papers
Direct Discriminative Pattern Mining for Effective Classification
November 19, 2007, 12:00am PST
The application of frequent patterns in classification has demonstrated its power in recent studies. It often adopts a two-step approach: frequent pattern (or classification rule) mining followed...
Provided by University of Illinois
-
White Papers
Mining Diversity on Networks
December 17, 2009, 12:00am PST
Despite the recent emergence of many large-scale networks in different application domains, an important measure that captures a participant's diversity in the network has been largely neglected...
Provided by University of Illinois
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!
