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Princeton University
(242 results)-
White Papers
Viewpoint-Coded Structured Light
January 1, 2011, 12:00am PST
The authors introduce a theoretical framework and practical algorithms for replacing time-coded structured light patterns with viewpoint codes, in the form of additional camera locations. Current...
Provided by Princeton University
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White Papers
SSDAlloc: Hybrid SSD/RAM Memory Management Made Easy
March 2, 2011, 12:00am PST
The authors introduce SSDAlloc, a hybrid main memory management system that allows developers to treat Solid-State Disk (SSD) as an extension of the RAM in a system. SSDAlloc moves the SSD upward...
Provided by Princeton University
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White Papers
A Benchmark for 3D Mesh Segmentation
May 13, 2009, 12:00am PDT
This paper describes a benchmark for evaluation of 3D mesh segmentation algorithms. The benchmark comprises a data set with 4,300 manually generated segmentations for 380 surface meshes of 19...
Provided by Princeton University
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White Papers
Consistent Segmentation of 3D Models
February 25, 2009, 12:00am PST
This paper proposes a method to segment a set of models consistently. The method simultaneously segments models and creates correspondences between segments. First, a graph is constructed whose...
Provided by Princeton University
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White Papers
A Planar-Reflective Symmetry Transform for 3D Shapes
January 1, 2011, 12:00am PST
Symmetry is an important cue for many applications, including object alignment, recognition, and segmentation. In this paper, the authors describe a Planar Reflective Symmetry Transform (PRST)...
Provided by Princeton University
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White Papers
Symmetry-Aware Mesh Processing
April 30, 2009, 12:00am PDT
Perfect, partial, and approximate symmetries are pervasive in 3D surface meshes of real-world objects. However, current digital geometry processing algorithms generally ignore them, instead...
Provided by Princeton University
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White Papers
From Multiple Decompositions to TRUMP: Traffic Management Using Multipath Protocol
April 6, 2008, 12:00am PDT
Traffic management is the adaptation of source rates and routing to efficiently utilize network resources. Traffic management today includes congestion control, routing and traffic engineering. In...
Provided by Princeton University
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White Papers
Multipath Protocol for Delay-Sensitive Traffic
December 9, 2008, 12:00am PST
Delay-sensitive Internet traffic, such as live streaming video, Voice over IP, and multimedia teleconferencing, requires low end-to-end delay in order to maintain its interactive and streaming...
Provided by Princeton University
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White Papers
There's Something About MRAI: Timing Diversity May Exponentially Worsen BGP Convergence
January 17, 2011, 12:00am PST
To better support interactive applications, individual network operators are decreasing the timers that affect BGP convergence, leading to greater diversity in the timer settings across the...
Provided by Princeton University
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White Papers
Design for Optimizability: Traffic Management of a Future Internet
November 2, 2008, 12:00am PDT
As networks grow in size and complexity, network management has become an increasingly challenging task. Many protocols have tunable parameters, and optimization is the process of setting these...
Provided by Princeton University
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White Papers
Collaborative, Privacy-Preserving Data Aggregation at Scale
June 27, 2010, 12:00am PDT
Combining and analyzing data collected at multiple administrative locations is critical for a wide variety of applications, such as detecting malicious attacks or computing an accurate estimate of...
Provided by Princeton University
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White Papers
Route Oracle: Where Have All the Packets Gone?
February 24, 2010, 12:00am PST
Many network-management problems in large backbone networks need the answer to a seemingly simple question: Where does a given IP packet, entering the network at a particular place and time, leave...
Provided by Princeton University
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White Papers
A Service Access Layer, at Your Service
January 31, 2011, 12:00am PST
Historically, Internet services provided clients with access to the resources of a particular host. However, today's services are no longer defined by a single host or confined to a fixed...
Provided by Princeton University
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White Papers
Greening Backbone Networks: Reducing Energy Consumption by Shutting Off Cables in Bundled Links
June 2, 2010, 12:00am PDT
In backbone networks, the line cards that drive the links between neighboring routers consume a large amount of energy. Since these networks are typically overprovisioned, selectively shutting...
Provided by Princeton University
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White Papers
Shape-Based Recognition of 3D Point Clouds in Urban Environments
June 30, 2009, 12:00am PDT
This paper investigates the design of a system for recognizing objects in 3D point clouds of urban environments. The system is decomposed into four steps: locating, segmenting, characterizing, and...
Provided by Princeton University
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White Papers
Min-Cut Based Segmentation of Point Clouds
August 13, 2009, 12:00am PDT
The authors present a min-cut based method of segmenting objects in point clouds. Given an object location, the method builds a k-nearest neighbors graph, assumes a background prior, adds hard...
Provided by Princeton University
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White Papers
Influence of Data-Reduction Techniques on Traffic Anomaly Detection
January 1, 2011, 12:00am PST
Statistical techniques for detecting anomalous traffic can be an invaluable tool for the operators of large IP networks. However, the effectiveness of anomaly-detection schemes is extremely...
Provided by Princeton University
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White Papers
Path-Quality Monitoring in the Presence of Adversaries
March 27, 2008, 12:00am PDT
Edge networks connected to the Internet need effective monitoring techniques to drive routing decisions and detect violations of Service Level Agreements (SLAs). However, existing measurement...
Provided by Princeton University
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White Papers
Making an as Act Like a Single Node: Toward Intrinsically Correct Interdomain Routing
February 17, 2008, 12:00am PST
Although interconnecting independently-administered networks is one of the main purposes of the Internet, the roles and responsibilities of an Autonomous System (AS) remain vaguely defined. An AS...
Provided by Princeton University
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White Papers
Profiling Network Performance for Multi-Tier Data Center Applications
March 5, 2011, 12:00am PST
Network performance problems are notoriously tricky to diagnose, and this is magnified when applications are often split into multiple tiers of application components spread across thousands of...
Provided by Princeton University
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White Papers
BGP Safety With Spurious Updates
January 17, 2011, 12:00am PST
The authors explore BGP safety, the question of whether a BGP system converges to a stable routing, in light of several BGP implementation features that have not been fully included in the...
Provided by Princeton University
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White Papers
To Change Traffic Engineering, Change the Traffic Matrix
November 12, 2010, 12:00am PST
Traditional traffic engineering adapts the routing of traffic within the network to maximize performance. The authors propose a new approach to traffic engineering that also adaptively changes...
Provided by Princeton University
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White Papers
Faulty Logic: Reasoning About Fault Tolerant Programs
January 5, 2010, 12:00am PST
Transient faults are single-shot hardware errors caused by high energy particles from space, manufacturing defects, overheating, and other sources. Such faults can be devastating for security- and...
Provided by Princeton University
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White Papers
Virtual Circuit Tree Multicasting: A Case for On-Chip Hardware Multicast Support
January 1, 2011, 12:00am PST
Current state-of-the-art on-chip networks provide efficiency, high throughput, and low latency for one-to-one (unicast) traffic. The presence of one-to-many (multicast) or one-to-all (broadcast)...
Provided by Princeton University
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White Papers
Virtual Tree Coherence: Leveraging Regions and In-Network Multicast Trees for Scalable Cache Coherence
January 1, 2011, 12:00am PST
Scalable cache coherence solutions are imperative to drive the many-core revolution forward. To fully realize the massive computation power of these many-core architectures, the communication...
Provided by Princeton University
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White Papers
Circuit-Switched Coherence
January 18, 2008, 12:00am PST
The characterization of a suite of commercial and scientific workloads on a 16-core cache-coherent Chip Multi Processor (CMP) shows that overall system performance is sensitive to on-chip...
Provided by Princeton University
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White Papers
Language Support for Processing Distributed Ad Hoc Data
July 16, 2008, 12:00am PDT
The term ad hoc data refers to the billions of bytes of non-standard and continuously evolving data spread across all computer systems. Such data includes server logs, distributed system...
Provided by Princeton University
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White Papers
Modular Protections Against Non-Control Data Attacks
April 4, 2011, 12:00am PDT
This paper introduces YARRA, a conservative extension to C to protect applications from non-control data attacks. YARRA programmers specify their data integrity requirements by declaring critical...
Provided by Princeton University
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White Papers
Dynamically Exploiting Narrow Width Operands to Improve Processor Power and Performance
January 1, 2011, 12:00am PST
In general-purpose microprocessors, recent trends have pushed towards 64-bit word widths, primarily to accommodate the large addressing needs of some programs. Many integer problems, however,...
Provided by Princeton University
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White Papers
Morpheus: Enabling Flexible Interdomain Routing Policies
October 21, 2007, 12:00am PDT
Giving ISPs more fine-grain control over interdomain routing policies would help them better manage their networks and offer value-added services to their customers. Unfortunately, the current BGP...
Provided by Princeton University
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White Papers
Virtual Laboratories and Virtual Worlds
December 11, 2007, 12:00am PST
Since the authors cannot put stars in a laboratory, astrophysicists had to wait till the invention of computers before becoming laboratory scientists. For half a century now, they have been...
Provided by Princeton University
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White Papers
From Optimization to Regret Minimization and Back Again
November 21, 2008, 12:00am PST
Internet routing is mostly based on static information it's dynamicity is limited to reacting to changes in topology. Adaptive performance-based routing decisions would not only improve the...
Provided by Princeton University
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White Papers
Ad Hoc Data and the Token Ambiguity Problem
December 15, 2008, 12:00am PST
PADS is a declarative language used to describe the syntax and semantic properties of ad hoc data sources such as financial transactions, server logs and scientific data sets. The PADS compiler...
Provided by Princeton University
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White Papers
Cooperative Multi-Cell Networks: Impact of Limited-Capacity Backhaul and Inter-Users Links
February 1, 2008, 12:00am PST
Cooperative technology is expected to have a great impact on the performance of cellular or, more generally, infrastructure networks. Both multi-cell processing (cooperation among base stations)...
Provided by Princeton University
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White Papers
A Distributed Data Collection Algorithm for Wireless Sensor Networks With Persistent Storage Nodes
November 11, 2010, 12:00am PST
A distributed data collection algorithm to accurately store and forward information obtained by wireless sensor networks is proposed. The proposed algorithm does not depend on the sensor network...
Provided by Princeton University
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White Papers
Performance of Rake Receivers in IR-UWB Networks Using Energy-Efficient Power Control
February 1, 2008, 12:00am PST
This paper studies the performance of Partial-Rake (PRake) receivers in impulse-radio ultrawideband wireless networks when an energy-efficient power control scheme is adopted. Due to the large...
Provided by Princeton University
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White Papers
On the Capacity of the Discrete-Time Channel With Uniform Output Quantization
January 16, 2009, 12:00am PST
This paper provides new insight into the classical problem of determining both the capacity of the discrete-time channel with uniform output quantization and the capacity achieving input...
Provided by Princeton University
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White Papers
Convergence and Tradeoff of Utility-Optimal CSMA
February 11, 2009, 12:00am PST
It has been recently suggested that in wireless networks, CSMA-based distributed MAC algorithms could achieve optimal utility without any message passing. The authors present the first proof of...
Provided by Princeton University
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White Papers
How Much Information Can One Get From a Wireless Ad Hoc Sensor Network Over a Correlated Random Field?
June 1, 2009, 12:00am PDT
New large deviations results that characterize the asymptotic information rates for general d-Dimensional (d-D) stationary Gaussian fields are obtained. By applying the general results to sensor...
Provided by Princeton University
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White Papers
An Information-Theoretic Approach to Privacy
October 1, 2010, 12:00am PDT
Ensuring the usefulness of electronic data sources while providing necessary privacy guarantees is an important unsolved problem. This problem drives the need for an overarching analytical...
Provided by Princeton University
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White Papers
Power-Driven Design of Router Microarchitectures in On-Chip Networks
January 1, 2011, 12:00am PST
As demand for bandwidth increases in systems-on-a-chip and chip multiprocessors, networks are fast replacing buses and dedicated wires as the pervasive interconnect fabric for on-chip...
Provided by Princeton University
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White Papers
A General and Flexible Access-Control System for the Web
January 1, 2011, 12:00am PST
The authors describe the design, implementation, and performance of a new system for access control on the web. To achieve greater flexibility in forming access-control policies-in particular, to...
Provided by Princeton University
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White Papers
Capital Flows And Asset Prices
August 1, 2007, 12:00am PDT
After liberalizing international transaction of financial assets, many countries experience large swings in asset prices, capital flows, and aggregate production. This paper studies how the...
Provided by Princeton University
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White Papers
Bits About the Channel: Multi-Round Protocols for Two-Way Fading Channels
September 5, 2009, 12:00am PDT
Most communication systems use some form of feedback, often related to channel state information. In this paper, the authors study diversity multiplexing tradeoff for both FDD and TDD systems,...
Provided by Princeton University
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White Papers
Collaborative Training in Sensor Networks: A Graphical Model Approach
July 29, 2009, 12:00am PDT
Graphical models have been widely applied in solving distributed inference problems in sensor networks. In this paper, the problem of coordinating a network of sensors to train a unique ensemble...
Provided by Princeton University
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White Papers
Cooperative Training for Attribute-Distributed Data: Trade-Off Between Data Transmission and Performance
July 29, 2009, 12:00am PDT
This paper introduces a modeling frame-work for distributed regression with agents/experts observing attribute-distributed data (heterogeneous data). Under this model, a new algorithm, the...
Provided by Princeton University
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White Papers
Electoral Business Cycles In OECD Countries
September 7, 2010, 12:00am PDT
Studies of OECD countries have generally failed to detect real economic expansions in the pre-election period, casting doubt on the existence of opportunistic political business cycles. The...
Provided by Princeton University
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White Papers
Reverse Electoral Business Cycles And Housing Markets
July 7, 2010, 12:00am PDT
The authors argue that the political uncertainty generated by elections encourages private actors to delay investments that entail high costs of reversal, creating a pre-election decline in...
Provided by Princeton University
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White Papers
State Earned Income Tax Credits And Participation In Regular And Informal Work
August 14, 2010, 12:00am PDT
The author uses variation in state EITCs between 1997-2005 to identify changes in informal and regular labor supply by unmarried men and women with children. Men's participation in the informal...
Provided by Princeton University
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White Papers
Heterogeneous Risk Preferences And The Welfare Cost Of Business Cycles
January 25, 2008, 12:00am PST
The author studies the welfare cost of business cycles in a complete-markets economy where some people are more risk averse than others. Relatively more risk-averse people buy insurance against...
Provided by Princeton University
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White Papers
Using VARs To Identify Models Of Fiscal Policy: A Comment On Perotti
June 1, 2007, 12:00am PDT
This paper comments on Perotti's (2008) estimates of the impact of a government spending shock on the economy. In the process, it makes two points. First, it notes that with enough freedom to pick...
Provided by Princeton University
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White Papers
Entrepreneurship Propelling Economic Changes In China
March 1, 2010, 12:00am PST
The most important aspect of the Chinese economy today is its rapid changes. The changes are propelled by the Chinese entrepreneurs. This paper is an attempt to understand who the entrepreneurs...
Provided by Princeton University
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White Papers
Did Active Labour Market Policies Help Sweden Rebound From The Depression Of The Early 1990s?
March 12, 2008, 12:00am PDT
In the early 1990s the Swedish labour market was hit by the worst shock it experienced since the 1930s, with the unemployment rate rising to 10 percent. This development stands out in light of...
Provided by Princeton University
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White Papers
Economic Decision-Making In Poverty Depletes Behavioral Control
December 9, 2010, 12:00am PST
Economic theory and common sense suggest that time preference can cause or perpetuate poverty. Might poverty also or instead cause impatient or impulsive behavior? This paper reports a randomized...
Provided by Princeton University
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White Papers
Trade Liberalization And Labor Market Dynamics
November 12, 2010, 12:00am PST
This paper studies trade-induced transitional dynamics by estimating a structural dynamic equilibrium model of the labor market. The model features a multi-sector economy with overlapping...
Provided by Princeton University
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White Papers
Teaching Macro Principles After The Financial Crisis
April 1, 2010, 12:00am PDT
The stunning events of 2007-2009 both shook the world and piqued interest in economics. In the 30-plus years that the author has been teaching macro principles, the author has never seen the level...
Provided by Princeton University
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White Papers
Modern Models Of Monopsony In Labor Markets: A Brief Survey
April 1, 2010, 12:00am PDT
There has been a renewed interest in monopsony in labor markets in recent years that includes both the traditional static approach to monopsony, ably reviewed by Boal and Ransom (1997) and the...
Provided by Princeton University
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White Papers
Is There Monopsony In The Labor Market? Evidence From A Natural Experiment
December 1, 2008, 12:00am PST
A variety of recent theoretical and empirical advances have renewed interest in monopsonistic models of the labor market. However, there is little direct empirical support for these models, even...
Provided by Princeton University
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White Papers
Estimating The Firm~s Labor Supply Curve In A "New Monopsony" Framework: School Teachers In Missouri
December 1, 2008, 12:00am PST
In the context of certain dynamic models of monopsony, it is possible to infer the elasticity of labor supply to the firm from the elasticity of the quit rate with respect to the wage. Using this...
Provided by Princeton University
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White Papers
Monopsony And Labor Supply In The Army And Navy
December 1, 2008, 12:00am PST
Because it is differentiated from other employers, the U.S. military enjoys some monopsony power. After reviewing existing estimates of the elasticity of labor supplied to the military, the...
Provided by Princeton University
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White Papers
The Elasticity Of Labor Supply At The Establishment Level
December 1, 2008, 12:00am PST
Monopsonistic wage-setting power requires that the supply of labor directed toward individual establishments is upward sloping. This paper utilizes institutional features to identify the supply...
Provided by Princeton University
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White Papers
Labor Market Adjustment To Globalization: Long-Term Employment In The United States And Japan
September 11, 2007, 12:00am PDT
The increasing globalization of production and trade in the last 25 years has required substantial adjustment of employment relationships in the United States and Japan. Worker attachment to firms...
Provided by Princeton University
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White Papers
Reduced-Feedback Opportunistic Scheduling and Beamforming With GMD for MIMO-OFDMA
June 22, 2009, 12:00am PDT
Opportunistic scheduling and beamforming schemes have been proposed previously by the authors for reduced-feedback MIMO-OFDMA downlink systems where the MIMO channel of each subcarrier is...
Provided by Princeton University
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White Papers
The Two-Tap Input-Erasure Gaussian Channel and Its Application to Cellular Communications
June 21, 2009, 12:00am PDT
This paper considers the input-erasure Gaussian channel. In contrast to the output-erasure channel where erasures are applied to the output of a Linear Time-Invariant (LTI) system, here erasures,...
Provided by Princeton University
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White Papers
An Axiomatic Theory of Fairness in Network Resource Allocation
October 7, 2009, 12:00am PDT
The authors present a set of five axioms for fairness measures in resource allocation. A family of fairness measures satisfying the axioms is constructed. Well-known notions such as รก-fairness,...
Provided by Princeton University
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White Papers
Bounded Key-Dependent Message Security
October 21, 2009, 12:00am PDT
The authors construct the first public-key encryption scheme that is proven secure (in the standard model, under standard assumptions) even when the attacker gets access to encryptions of...
Provided by Princeton University
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White Papers
Prophecy: Using History for High-Throughput Fault Tolerance
March 8, 2010, 12:00am PST
Byzantine Fault-Tolerant (BFT) replication has enjoyed a series of performance improvements, but remains costly due to its replicated work. The authors eliminate this cost for read-mostly...
Provided by Princeton University
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White Papers
A Comparison of Bilateral and Multilateral Exchanges for Peer-Assisted Content Distribution
September 29, 2008, 12:00am PDT
Peer-assisted content distribution matches user demand for content with available supply at other peers in the network. Inspired by this supply-and-demand interpretation of the nature of content...
Provided by Princeton University
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White Papers
Prices Are Right: Managing Resources and Incentives in Peer-Assisted Content Distribution
January 24, 2008, 12:00am PST
The authors present a novel design for a peer-assisted content distribution system that addresses two key shortcomings of existing proposals. First, the system explicitly identifies the relative...
Provided by Princeton University
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White Papers
Ergodic Layered Erasure One-Sided Interference Channels
August 18, 2009, 12:00am PDT
The capacity region of InterFerence Channels (IFCs), comprised of two or more interfering links (transmitter-receiver pairs), remains an open problem. The sum capacity of a non-fading two-user IFC...
Provided by Princeton University
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White Papers
Multiple-Input Multiple-Output Gaussian Broadcast Channels With Confidential Messages
March 23, 2009, 12:00am PDT
This paper considers the problem of secret communication over a two-receiver Multiple-Input Multiple-Output (MIMO) Gaussian broadcast channel. The transmitter has two independent messages, each of...
Provided by Princeton University
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White Papers
Cooperative Multiplexing: Toward Higher Spectral Efficiency in Multi-Antenna Relay Networks
March 13, 2009, 12:00am PDT
Previous work on cooperative communications has concentrated primarily on the diversity benefits of such techniques. This paper, instead, considers the multiplexing benefits of cooperative...
Provided by Princeton University
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White Papers
On the Capacity of Multi-Hop Wireless Networks With Partial Network Knowledge
October 7, 2010, 12:00am PDT
In large wireless networks, acquiring full network state information is typically infeasible. Hence, nodes need to flow the information and manage the interference based on partial information...
Provided by Princeton University
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White Papers
An Information-Theoretic Approach to Privacy
October 1, 2010, 12:00am PDT
Ensuring the usefulness of electronic data sources while providing necessary privacy guarantees is an important unsolved problem. This problem drives the need for an overarching analytical...
Provided by Princeton University
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White Papers
How Much Information Can One Get From a Wireless Ad Hoc Sensor Network Over a Correlated Random Field?
June 1, 2009, 12:00am PDT
New large deviations results that characterize the asymptotic information rates for general d-Dimensional (d-D) stationary Gaussian fields are obtained. By applying the general results to sensor...
Provided by Princeton University
-
White Papers
Convergence and Tradeoff of Utility-Optimal CSMA
February 11, 2009, 12:00am PST
It has been recently suggested that in wireless networks, CSMA-based distributed MAC algorithms could achieve optimal utility without any message passing. The authors present the first proof of...
Provided by Princeton University
-
White Papers
On the Capacity of the Discrete-Time Channel With Uniform Output Quantization
January 16, 2009, 12:00am PST
This paper provides new insight into the classical problem of determining both the capacity of the discrete-time channel with uniform output quantization and the capacity achieving input...
Provided by Princeton University
-
White Papers
Performance of Rake Receivers in IR-UWB Networks Using Energy-Efficient Power Control
February 1, 2008, 12:00am PST
This paper studies the performance of Partial-Rake (PRake) receivers in impulse-radio ultrawideband wireless networks when an energy-efficient power control scheme is adopted. Due to the large...
Provided by Princeton University
-
White Papers
A Distributed Data Collection Algorithm for Wireless Sensor Networks With Persistent Storage Nodes
November 11, 2010, 12:00am PST
A distributed data collection algorithm to accurately store and forward information obtained by wireless sensor networks is proposed. The proposed algorithm does not depend on the sensor network...
Provided by Princeton University
-
White Papers
Cooperative Multi-Cell Networks: Impact of Limited-Capacity Backhaul and Inter-Users Links
February 1, 2008, 12:00am PST
Cooperative technology is expected to have a great impact on the performance of cellular or, more generally, infrastructure networks. Both multi-cell processing (cooperation among base stations)...
Provided by Princeton University
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