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Northeastern University
(102 results)-
Whitepapers
A Generic Checkpoint-Restart Mechanism for Virtual Machines
December 8, 2012, 12:00am PST
It is common today to deploy complex software inside a Virtual Machine (VM). Snapshots provide rapid deployment, migration between hosts, dependability (fault tolerance), and security (insulating...
Provided by Northeastern University
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Whitepapers
FReD: Automated Debugging Via Binary Search Through a Process Lifetime
December 20, 2012, 12:00am PST
Reversible debuggers have been developed at least since 1970. Such a feature is useful when the cause of a bug is close in time to the bug manifestation. When the cause is far back in time, one...
Provided by Northeastern University
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Whitepapers
Discovery Through Gossip
February 9, 2012, 12:00am PST
The authors study randomized gossip-based processes in dynamic networks that are motivated by discovery processes in large-scale distributed networks like peer-to-peer or social networks. A...
Provided by Northeastern University
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Whitepapers
Quantized Static Output Feedback Stabilization of Discrete-Time Networked Control Systems
February 1, 2011, 12:00am PST
In this paper, the authors deal with the Static Output Feedback (SOF) stabilization for discrete-time Networked Control Systems (NCSs) with input and output signals quantization. A novel model of...
Provided by Northeastern University
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Whitepapers
A Cross Layer Broadcast Protocol for Multihop Emergency Message Dissemination in Inter-Vehicle Communication
September 20, 2009, 12:00am PDT
In order to achieve cooperative driving in Vehicular Ad hoc NETworks (VANET), broadcast transmission is usually used for disseminating safety-related information among vehicles. Nevertheless,...
Provided by Northeastern University
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Whitepapers
DISCLOSURE: Detecting Botnet Command and Control Servers Through Large-Scale NetFlow Analysis
January 7, 2013, 12:00am PST
Botnets continue to be a significant problem on the Internet. Accordingly, a great deal of research has focused on methods for detecting and mitigating the effects of botnets. Two of the primary...
Provided by Northeastern University
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Whitepapers
Securing Legacy Firefox Extensions With SENTINEL
April 1, 2013, 12:00am PDT
A poorly designed web browser extension with security vulnerability may expose the whole system to an attacker. Therefore, attacks directed at "Benign-but-buggy" extensions, as well as extensions...
Provided by Northeastern University
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Whitepapers
Clickonomics: Determining the Effect of Anti-Piracy Measures for One-Click Hosting
December 15, 2012, 12:00am PST
Piracy is a mass phenomenon on the Internet today. Various file sharing platforms offer free access to unauthorised copies of copyrighted works such as media content and software. Copyright...
Provided by Northeastern University
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Whitepapers
Paying for Piracy? an Analysis of One-Click Hosters' Controversial Reward Schemes
June 18, 2012, 12:00am PDT
One-Click Hosters (OCHs) such as Rapid share and now defunct Mega upload are popular services where users can upload and store large files. Up loaders can then share the files with friends or make...
Provided by Northeastern University
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White Papers
Is It Real, Or Is It Randomized?: A Financial Turing Test
February 23, 2010, 12:00am PST
The authors construct a financial "Turing test" to determine whether human subjects can differentiate between actual vs. randomized financial returns. The experiment consists of an online...
Provided by Northeastern University
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White Papers
Quo Vadis? a Study of the Evolution of Input Validation Vulnerabilities in Web Applications
December 17, 2010, 12:00am PST
Web applications have become important services in ones' daily lives. Millions of users use web applications to obtain information, perform financial transactions, have fun, socialize, and...
Provided by Northeastern University
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White Papers
Automated Discovery of Parameter Pollution Vulnerabilities In Web Applications
February 1, 2011, 12:00am PST
In the last twenty years, web applications have grown from simple, static pages to complex, full-fledged dynamic applications. Typically, these applications are built using heterogeneous...
Provided by Northeastern University
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White Papers
Implementation of a General Reduced TCP/IP Protocol Stack for Embedded Web Server
December 28, 2007, 12:00am PST
The embedded web server technologies are based on Internet browser to provide flexible remote device monitoring and management, and it has become an advanced development trend of embedded...
Provided by Northeastern University
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White Papers
An Analytic Framework for JavaScript
April 9, 2011, 12:00am PDT
As the programming language of the web, JavaScript deserves a principled yet robust framework for static analysis. To achieve both aims simultaneously, they start from an established reduction...
Provided by Northeastern University
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White Papers
Evaluating Call-by-Need on the Control Stack
September 15, 2010, 12:00am PDT
Ariola and Felleisen's call-by-need λ-calculus replaces a variable occurrence with its value at the last possible moment. To support this gradual notion of substitution, function...
Provided by Northeastern University
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White Papers
Nested and Dynamic Contract Boundaries
February 2, 2010, 12:00am PST
Previous work on software contracts assumes fixed and statically known boundaries between the parties to a contract. Implementations of contract monitoring systems rely on this assumption to...
Provided by Northeastern University
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White Papers
The Scribble Reader: An Alternative to S-Expressions for Textual Content
August 22, 2009, 12:00am PDT
For decades, S-expressions have been one of the fundamental advantages of languages in the Lisp family - a major factor in shaping these languages as an ideal platform for symbolic computations,...
Provided by Northeastern University
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White Papers
Debugging Hygienic Macros
June 10, 2009, 12:00am PDT
Over the past two decades, Scheme macros have evolved into a powerful API for the compiler front-end. Like Lisp macros, their predecessors, Scheme macros expand source programs into a small core...
Provided by Northeastern University
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White Papers
Practical Variable-Arity Polymorphism
February 16, 2009, 12:00am PST
Just as some functions have uniform behavior over distinct types, other functions have uniform behavior over distinct arities. These variable-arity functions are widely used in scripting languages...
Provided by Northeastern University
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White Papers
Intra-Industry Information Transfers And The Post-Earnings Announcement Drift
May 19, 2008, 12:00am PDT
This paper examines the role of intra-industry information transfers in the post-earnings announcement drift. The authors find that subsequent same-industry earnings announcements are strongly...
Provided by Northeastern University
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White Papers
Clustered Underwater Ad-Hoc Networks in the Presence of Interference
November 7, 2010, 12:00am PDT
The paper considers the performance of clustered underwater acoustic ad-hoc networks in the presence of interference. The authors assume a uniform distribution of nodes over a finite area. The...
Provided by Northeastern University
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White Papers
Clustered Multihop Transmission in Underwater Acoustic Ad-Hoc Networks
July 25, 2010, 12:00am PDT
The authors consider the performance of clustered underwater acoustic ad-hoc networks. They assume a uniform distribution of nodes over a finite area. The nodes in the network form clusters. The...
Provided by Northeastern University
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White Papers
Communication Theoretic Analysis of Underwater Ad-Hoc Networks in the Presence of Interference
August 23, 2010, 12:00am PDT
The authors consider the performance of underwater acoustic ad-hoc networks in the presence of interference. They assume a uniform distribution of nodes over a finite area. The node-to-node...
Provided by Northeastern University
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White Papers
Performance of Underwater Ad-Hoc Networks
May 11, 2010, 12:00am PDT
The authors consider the performance of underwater acoustic ad-hoc networks. They assume a uniform distribution of the nodes over a finite area. The node-to-node channel is modeled through the...
Provided by Northeastern University
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White Papers
Design and Performance Analysis of Underwater Acoustic Networks
November 15, 2010, 12:00am PST
The authors analyze the performance of underwater acoustic ad-hoc networks in the presence of interference. They assume a uniform distribution of nodes over a finite area, and focus for simplicity...
Provided by Northeastern University
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White Papers
Statistical Characterization and Capacity of Shallow Water Acoustic Channels
March 27, 2009, 12:00am PDT
This paper focuses on statistical characterization and capacity evaluation of shallow water acoustic communications channels. Wideband single-carrier and multi-carrier probe signals are employed...
Provided by Northeastern University
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White Papers
A Simple Design for Joint Channel Estimation and Data Detection in an Alamouti OFDM System
July 30, 2010, 12:00am PDT
To obtain full benefits of the Alamouti space-time code design on a time-varying acoustic channel, the channel variation is decoupled into two parts: the gain, which is assumed to be constant over...
Provided by Northeastern University
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White Papers
MIMO OFDM Over Underwater Acoustic Channels
November 7, 2009, 12:00am PST
MIMO OFDM communication is considered for spatial multiplexing of independent data streams over band-limited, frequency-selective underwater acoustic channels. Long acoustic multipath, however,...
Provided by Northeastern University
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White Papers
Random Linear Network Coding for Time-Division Duplexing: Field Size Considerations
March 31, 2009, 12:00am PDT
The authors study the effect of the field size on the performance of random linear network coding for time division duplexing channels is proposed. In particular, they study the case of node...
Provided by Northeastern University
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White Papers
Capacity Scaling Laws for Underwater Networks
November 25, 2008, 12:00am PST
This paper presents upper bounds on the transport capacity of underwater acoustic networks with nodes deployed arbitrarily in a unit area disk. The authors study three cases of interest: an...
Provided by Northeastern University
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White Papers
A Method for Differentially Coherent Detection of OFDM Signals on Doppler-Distorted Channels
August 6, 2010, 12:00am PDT
Doppler distortion causes inter-carrier interference which prevents the use of differentially coherent detection in OFDM systems. To recover this efficient detection method, the authors propose to...
Provided by Northeastern University
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White Papers
On Coding for Delay - New Approaches Based on Network Coding in Networks With Large Latency
February 2, 2009, 12:00am PST
In networks with large latency, feedback about received packets may lag considerably the transmission of the original packets, limiting the feedback's usefulness. Moreover, time duplex constraints...
Provided by Northeastern University
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White Papers
Improving TCP Performance Over Networks With Wireless Components Using
September 15, 2008, 12:00am PDT
TCP error control mechanism lacks the ability to detect with precision the nature of potential errors during communication. It is only capable of detecting the results of the errors, namely, that...
Provided by Northeastern University
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White Papers
Two-Level Priority Real-Time Scheduling Strategy for Node System in Wireless Sensor Network
March 10, 2008, 12:00am PDT
Emerging applications such as forest fire monitoring have increasing demands on WSN to transmit data in real-time. In order to ensure real-time data transmission, it requires that the operating...
Provided by Northeastern University
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White Papers
An Enhanced EM/SAGE-Based H-Infinity Channel Estimator for MIMO-OFDM Systems
October 1, 2011, 12:00am PDT
This paper proposes a low-complexity and robust H-infinity channel estimator for Multiple-Input Multiple-Output (MIMO) Orthogonal Frequency Division Multiplexing (OFDM) systems. To lessen the...
Provided by Northeastern University
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White Papers
WiZi-Cloud: Application-Transparent Dual ZigBee-WiFi Radios for Low Power Internet Access
January 15, 2011, 12:00am PST
The high density ofWiFi Access Points and large unlicensed RF bandwidth over which they operate makes them good candidates to alleviate cellular network's limitations. However, maintaining...
Provided by Northeastern University
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White Papers
iPoint: A Platform-Independent Passive Information Kiosk for Cell Phones
April 8, 2010, 12:00am PDT
The authors introduce iPoint, a passive device that can interact and deliver information to virtually any mobile phone equipped with a WiFi network interface and a camera. The iPoint does not need...
Provided by Northeastern University
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White Papers
Control Channel Jamming: Resilience and Identification of Traitors
January 1, 2011, 12:00am PST
Signaling and control channels are essential to the operation of wireless communication networks. Such networks are constrained by the limited radio-frequency bandwidth and energy available to the...
Provided by Northeastern University
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White Papers
Steganographic Communication in Ordered Channels
January 1, 2011, 12:00am PST
In this paper, the authors focus on estimating the amount of information that can be embedded in the sequencing of packets in ordered channels. Ordered channels, e.g. TCP, rely on sequence numbers...
Provided by Northeastern University
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White Papers
Heuristics for Lifetime Maximization in Wireless Sensor Networks With Multiple Mobile Sinks
March 1, 2009, 12:00am PST
This paper investigates heuristics to control and coordinate the concurrent movement of multiple sinks for lifetime maximization in a Wireless Sensor Network (WSN). The authors have developed a...
Provided by Northeastern University
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White Papers
MIMO OFDM Over Underwater Acoustic Channels
November 7, 2009, 12:00am PST
MIMO OFDM communication is considered for spatial multiplexing of independent data streams over band-limited, frequency-selective underwater acoustic channels. Long acoustic multipath, however,...
Provided by Northeastern University
-
White Papers
A Simple Design for Joint Channel Estimation and Data Detection in an Alamouti OFDM System
July 30, 2010, 12:00am PDT
To obtain full benefits of the Alamouti space-time code design on a time-varying acoustic channel, the channel variation is decoupled into two parts: the gain, which is assumed to be constant over...
Provided by Northeastern University
-
White Papers
Statistical Characterization and Capacity of Shallow Water Acoustic Channels
March 27, 2009, 12:00am PDT
This paper focuses on statistical characterization and capacity evaluation of shallow water acoustic communications channels. Wideband single-carrier and multi-carrier probe signals are employed...
Provided by Northeastern University
-
White Papers
Design and Performance Analysis of Underwater Acoustic Networks
November 15, 2010, 12:00am PST
The authors analyze the performance of underwater acoustic ad-hoc networks in the presence of interference. They assume a uniform distribution of nodes over a finite area, and focus for simplicity...
Provided by Northeastern University
-
White Papers
Performance of Underwater Ad-Hoc Networks
May 11, 2010, 12:00am PDT
The authors consider the performance of underwater acoustic ad-hoc networks. They assume a uniform distribution of the nodes over a finite area. The node-to-node channel is modeled through the...
Provided by Northeastern University
-
White Papers
Communication Theoretic Analysis of Underwater Ad-Hoc Networks in the Presence of Interference
August 23, 2010, 12:00am PDT
The authors consider the performance of underwater acoustic ad-hoc networks in the presence of interference. They assume a uniform distribution of nodes over a finite area. The node-to-node...
Provided by Northeastern University
-
White Papers
Clustered Multihop Transmission in Underwater Acoustic Ad-Hoc Networks
July 25, 2010, 12:00am PDT
The authors consider the performance of clustered underwater acoustic ad-hoc networks. They assume a uniform distribution of nodes over a finite area. The nodes in the network form clusters. The...
Provided by Northeastern University
-
White Papers
Clustered Underwater Ad-Hoc Networks in the Presence of Interference
November 7, 2010, 12:00am PDT
The paper considers the performance of clustered underwater acoustic ad-hoc networks in the presence of interference. The authors assume a uniform distribution of nodes over a finite area. The...
Provided by Northeastern University
-
White Papers
Intra-Industry Information Transfers And The Post-Earnings Announcement Drift
May 19, 2008, 12:00am PDT
This paper examines the role of intra-industry information transfers in the post-earnings announcement drift. The authors find that subsequent same-industry earnings announcements are strongly...
Provided by Northeastern University
-
White Papers
Practical Variable-Arity Polymorphism
February 16, 2009, 12:00am PST
Just as some functions have uniform behavior over distinct types, other functions have uniform behavior over distinct arities. These variable-arity functions are widely used in scripting languages...
Provided by Northeastern University
-
White Papers
Debugging Hygienic Macros
June 10, 2009, 12:00am PDT
Over the past two decades, Scheme macros have evolved into a powerful API for the compiler front-end. Like Lisp macros, their predecessors, Scheme macros expand source programs into a small core...
Provided by Northeastern University
-
White Papers
The Scribble Reader: An Alternative to S-Expressions for Textual Content
August 22, 2009, 12:00am PDT
For decades, S-expressions have been one of the fundamental advantages of languages in the Lisp family - a major factor in shaping these languages as an ideal platform for symbolic computations,...
Provided by Northeastern University
-
White Papers
Nested and Dynamic Contract Boundaries
February 2, 2010, 12:00am PST
Previous work on software contracts assumes fixed and statically known boundaries between the parties to a contract. Implementations of contract monitoring systems rely on this assumption to...
Provided by Northeastern University
-
White Papers
Evaluating Call-by-Need on the Control Stack
September 15, 2010, 12:00am PDT
Ariola and Felleisen's call-by-need λ-calculus replaces a variable occurrence with its value at the last possible moment. To support this gradual notion of substitution, function...
Provided by Northeastern University
-
White Papers
An Analytic Framework for JavaScript
April 9, 2011, 12:00am PDT
As the programming language of the web, JavaScript deserves a principled yet robust framework for static analysis. To achieve both aims simultaneously, they start from an established reduction...
Provided by Northeastern University
-
White Papers
Implementation of a General Reduced TCP/IP Protocol Stack for Embedded Web Server
December 28, 2007, 12:00am PST
The embedded web server technologies are based on Internet browser to provide flexible remote device monitoring and management, and it has become an advanced development trend of embedded...
Provided by Northeastern University
-
White Papers
Automated Discovery of Parameter Pollution Vulnerabilities In Web Applications
February 1, 2011, 12:00am PST
In the last twenty years, web applications have grown from simple, static pages to complex, full-fledged dynamic applications. Typically, these applications are built using heterogeneous...
Provided by Northeastern University
-
White Papers
Quo Vadis? a Study of the Evolution of Input Validation Vulnerabilities in Web Applications
December 17, 2010, 12:00am PST
Web applications have become important services in ones' daily lives. Millions of users use web applications to obtain information, perform financial transactions, have fun, socialize, and...
Provided by Northeastern University
-
White Papers
Is It Real, Or Is It Randomized?: A Financial Turing Test
February 23, 2010, 12:00am PST
The authors construct a financial "Turing test" to determine whether human subjects can differentiate between actual vs. randomized financial returns. The experiment consists of an online...
Provided by Northeastern University
-
White Papers
Understanding Differences Between Financial Distress And Bankruptcy
March 15, 2009, 12:00am PDT
For the most part, research purporting to address the issue of financial distress has actually studied samples of bankrupt companies. Financial distress and bankruptcy are different. In contrast,...
Provided by Northeastern University
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White Papers
Weaving Generic Programming and Traversal Performance
October 14, 2009, 12:00am PDT
The development of complex software requires the implementation of functions over a variety of recursively defined data structures. The design (and modeling) of structures can itself be difficult,...
Provided by Northeastern University
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White Papers
Useful Techniques of Power-Law and Spectra in Modeling Internet Topology Structure
June 1, 2008, 12:00am PDT
Modeling of Internet topology has become the focus of Internet-related research fields recently, and was also the topic of this paper. First, the topology measuring results were collected and...
Provided by Northeastern University
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White Papers
Stream Programming on the Blackfin Architecture
April 21, 2009, 12:00am PDT
Streaming applications can be characterized by high data parallelism, low data reuse and a high ratio between computations to memory accesses. Memory accesses can be accelerated if the are...
Provided by Northeastern University
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White Papers
A Code Layout Framework for Embedded Processors With Configurable Memory Hierarchy
April 21, 2009, 12:00am PDT
Several embedded processors now support configurable memory hierarchies to exploit application specific workload characteristics. To take advantage of memory reconfigurability, automated software...
Provided by Northeastern University
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White Papers
A Taxonomy to Enable Error Recovery and Correction in Software
May 20, 2008, 12:00am PDT
Over the past several years, reliability research has largely used the following taxonomy of errors: Undetected Errors (sometimes referred to as Silent Data Corruption, or SDC), Detected...
Provided by Northeastern University
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White Papers
An M/G/1 Queue Model for Multiple Applications on Storage Area Networks
January 18, 2008, 12:00am PST
Storage Area Networks (SAN) have become one of the most widely used solution for high performance enterprise storage applications. However, the infrastructures of SANs are very complex and varied...
Provided by Northeastern University
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White Papers
Resource-Conscious Optimization of Cryptographic Algorithms on an Embedded Architecture
April 21, 2009, 12:00am PDT
Cryptographic algorithms are widely used in embedded systems. Applications of cryptographic algorithms include credentials establishment (e.g., authentication), securing contents (e.g.,...
Provided by Northeastern University
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White Papers
A Field Failure Analysis of Microprocessors Used in Information Systems
April 30, 2008, 12:00am PDT
Soft errors due to cosmic particles are a growing reliability threat to information systems. In this paper, a methodology is developed to analyze the effects of Single Event Upsets (SEU) and...
Provided by Northeastern University
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White Papers
The Effect of Input Data on Program Vulnerability
March 11, 2009, 12:00am PDT
The System Vulnerability Stack is a novel method to compute a system's vulnerability to transient faults. The vulnerability stack observes that a system consists of multiple independent layers...
Provided by Northeastern University
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White Papers
Exploring Novel Parallelization Technologies for 3-D Imaging Applications
July 29, 2007, 12:00am PDT
Multi-dimensional imaging techniques involve the processing of high resolution images commonly used in medical, civil and remote-sensing applications. A barrier commonly encountered in this class...
Provided by Northeastern University
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White Papers
Eliminating Microarchitectural Dependency From Architectural Vulnerability
December 8, 2008, 12:00am PST
The Architectural Vulnerability Factor (AVF) of a hardware structure is the probability that a fault in the structure will affect the output of a program. AVF captures both microarchitectural and...
Provided by Northeastern University
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White Papers
Exploring the Multiple-GPU Design Space
February 15, 2009, 12:00am PST
Graphics Processing Units (GPUs) have been growing in popularity due to their impressive processing capabilities, and with general purpose programming languages such as NVIDIA's CUDA interface,...
Provided by Northeastern University
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White Papers
Approximation Algorithms for Key Management in Secure Multicast
April 27, 2009, 12:00am PDT
Many data dissemination and publish-subscribe systems that guarantee the privacy and authenticity of the participants rely on symmetric key cryptography. An important problem in such a system is...
Provided by Northeastern University
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White Papers
Random Linear Network Coding for Time-Division Duplexing: Queueing Analysis
March 25, 2009, 12:00am PDT
The authors study the performance of random linear network coding for time division duplexing channels with Poisson arrivals. They model the system as a bulk-service queue with variable bulk size....
Provided by Northeastern University
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White Papers
Scheduler Vulnerabilities and Attacks in Cloud Computing
March 3, 2011, 12:00am PST
In hardware virtualization a hypervisor provides multiple Virtual Machines (VMs) on a single physical system, each executing a separate operating system instance. The hypervisor schedules...
Provided by Northeastern University
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White Papers
Efficient Continuous Scanning in RFID Systems
December 22, 2009, 12:00am PST
RFID is an emerging technology with many potential applications such as inventory management for supply chain. In practice, these applications often need a series of continuous scanning operations...
Provided by Northeastern University
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White Papers
Counting RFID Tags Efficiently and Anonymously
December 20, 2009, 12:00am PST
Radio Frequency Identification (RFID) technology has attracted much attention due to its variety of applications, e.g., inventory control and object tracking. One important problem in RFID systems...
Provided by Northeastern University
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White Papers
Hygienic Macros for ACL2
May 3, 2010, 12:00am PDT
ACL2 is a theorem prover for a purely functional subset of Common Lisp. It inherits Common Lisp's unhygienic macros, which are used pervasively to eliminate repeated syntactic patterns. The lack...
Provided by Northeastern University
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White Papers
Sequence Traces for Object-Oriented Executions
July 24, 2009, 12:00am PDT
Researchers have developed a large variety of semantic models of object-oriented computations. These include object calculi as well as denotational, small-step operational, big-step operational,...
Provided by Northeastern University
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White Papers
Functional Data Structures for Typed Racket
July 26, 2010, 12:00am PDT
Scheme provides excellent language support for programming in a functional style, but little in the way of library support. In this paper, the authors present a comprehensive library of functional...
Provided by Northeastern University
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