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Harvard University
(167 results)-
White Papers
Skill Vs. Luck In Entrepreneurship And Venture Capital
July 1, 2006, 12:00am PDT
This paper argues that a large component of success in entrepreneurship and venture capital can be attributed to skill. We show that entrepreneurs with a track record of success are more likely to...
Provided by Harvard University
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White Papers
EmID: Web Authentication by Email Address
April 29, 2008, 12:00am PDT
It suggests that OpenID should use email addresses rather than URLs as identifiers, and show how OpenID can be adapted accordingly with relative ease. Email addresses provide better backwards...
Provided by Harvard University
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White Papers
Temporal Correlations Between Spam and Phishing Websites
January 1, 2009, 12:00am PST
To implement a phishing scam, attackers must create a fake website and send spam to attract visitors. To date, empirical research into phishing's impact has studied either the spam being sent or...
Provided by Harvard University
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White Papers
Evil Searching: Compromise and Recompromise of Internet Hosts for Phishing
February 25, 2009, 12:00am PST
Criminals use web servers to host phishing websites that impersonate financial institutions, to send out email spam, to distribute malware, and for many other illegal activities. To reduce costs,...
Provided by Harvard University
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White Papers
The Consequence of Non-Cooperation in the Fight Against Phishing
October 16, 2008, 12:00am PDT
A key way in which banks mitigate the effects of phishing is to have fraudulent websites removed or abusive domain names suspended. This 'Take-Down' is often subcontracted to specialist companies....
Provided by Harvard University
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White Papers
Tips for Identity Theft Protection
November 15, 2008, 12:00am PST
An identity thief takes personal information and uses it without knowledge. The thief may run up debts or even commit crimes in name. The following tips can help lower risk of becoming a victim...
Provided by Harvard University
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White Papers
CitySense: An Urban-Scale Wireless Sensor Network and Testbed
April 17, 2008, 12:00am PDT
This paper presents the vision for an open, urban-scale wireless networking testbed, called CitySense, with the goal of supporting the development and evaluation of novel wireless systems that...
Provided by Harvard University
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White Papers
CTPPL: A Continuous Time Probabilistic Programming Language
June 6, 2009, 12:00am PDT
Probabilistic programming languages are an exciting development in probabilistic knowledge representation. They allow a modeler to build probabilistic models using complex data structures with all...
Provided by Harvard University
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White Papers
Implementing Public-Key Infrastructure for Sensor Networks
August 29, 2008, 12:00am PDT
Through instrumentation of UC Berkeley's TinySec module, authors argue that, although symmetric cryptography has been tractable in this domain for some time, there has remained a need, unfulfilled...
Provided by Harvard University
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White Papers
Application-Specific Hardware Design for Wireless Sensor Network Energy and Delay Reduction
March 13, 2009, 12:00am PDT
Battery-powered embedded systems, such as Wireless Sensor Network (WSN) motes, require low energy usage to extend system lifetime. WSN motes must power sensors, a processor, and a radio for...
Provided by Harvard University
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White Papers
Making a Cloud Provenance-Aware
February 11, 2009, 12:00am PST
The advent of cloud computing provides a cheap and convenient mechanism for scientists to share data. The utility of such data is obviously enhanced when the provenance of the data is also...
Provided by Harvard University
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White Papers
Knowledge Management: Evaluating The Organizational Requirements And Culture
December 19, 2007, 12:00am PST
The purpose of this paper is to explore the application of knowledge management concepts to an Information Systems (IS) knowledge base, as opposed to a clinical one. The field of Medical...
Provided by Harvard University
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White Papers
CAD and Image Standards for Construction Documentation
September 15, 2009, 12:00am PDT
This paper outlines how to produce and deliver CAD drawings and raster images of as-built construction drawings. For purposes of this document image files refer to the TIF format. The University...
Provided by Harvard University
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White Papers
How Can Decision Making Be Improved?
July 18, 2008, 12:00am PDT
The optimal moment to address the question of how to improve human decision making has arrived. Thanks to fifty years of research by judgment and decision making scholars, psychologists have...
Provided by Harvard University
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White Papers
Cloud Computing & National Security Law
October 2, 2010, 12:00am PDT
In recent years, many computer and Internet functions have moved from users' computers to remote servers that make up a "Cloud" of data and processing power. "Cloud computing" has transformed...
Provided by Harvard University
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White Papers
Provenance as First Class Cloud Data
October 31, 2009, 12:00am PDT
Digital provenance is meta-data that describes the ancestry or history of a digital object. Most work on provenance focuses on how provenance increases the value of data to consumers. However,...
Provided by Harvard University
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White Papers
Small Menu Costs And Large Business Cycles: A Macroeconomic Model Of Monopoly
July 26, 2007, 12:00am PDT
The conflict between modern neoclassical and traditional Keynesian theories of the business cycle centers upon the pricing mechanism.' In neoclassical models, prices are fully flexible. They...
Provided by Harvard University
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White Papers
Business Diversification Strategies In U.S. And Japanese Electric Utilities
August 5, 2008, 12:00am PDT
Since the deregulation of electric utilities in 2000, Japanese electric power companies have been trying to expand their business activities to other fields. In other words, they are making...
Provided by Harvard University
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White Papers
Climate Finance: Key Concepts And Ways Forward
December 2, 2009, 12:00am PST
Climate finance is fundamental to curbing anthropogenic climate change. Compared, however, to the negotiations over emissions reduction timetables, commitments, and architectures, climate finance...
Provided by Harvard University
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White Papers
Financial Literacy: An Essential Tool For Informed Consumer Choice?
February 1, 2008, 12:00am PST
Increasingly, individuals are in charge of their own financial security and are confronted with ever more complex financial instruments. However, there is evidence that many individuals are not...
Provided by Harvard University
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White Papers
Green Computing: Can Computation Advance Sustainability? An Exploration
January 11, 2010, 12:00am PST
The Green Computing Project was launched in January 2009 as a development and networking effort intended to bring the IIC's multidisciplinary approach to computational science and engineering to...
Provided by Harvard University
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White Papers
Social Networks, Personalized Advertising, And Privacy Controls
August 6, 2010, 12:00am PDT
This paper investigates how internet users' perception of control over their personal information affects how likely they are to click on online advertising. The paper uses data from a randomized...
Provided by Harvard University
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White Papers
Broadband: Remaking The Advertising Industry
September 17, 2007, 12:00am PDT
Evolving from the Marlboro Man in the 1960s to the Subservient Chicken in a recent Web campaign, advertising is undergoing a radical transformation. Harvard Business School professor Stephen P....
Provided by Harvard University
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White Papers
Do Friends Influence Purchases In A Social Network?
February 26, 2009, 12:00am PST
Social networks, such as Facebook and MySpace have witnessed a rapid growth in their membership. Some of these businesses have tried an advertising-based model with very limited success. However,...
Provided by Harvard University
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White Papers
Letting Misconduct Slide: The Acceptability Of Gradual Erosion In Others? Unethical Behavior
December 10, 2008, 12:00am PST
Four laboratory studies show that people are more likely to overlook others' unethical behavior when ethical degradation occurs slowly rather than in one abrupt shift. Participants served in the...
Provided by Harvard University
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White Papers
Payout Taxes And The Allocation Of Investment
November 1, 2010, 12:00am PDT
When corporate payout is taxed, internal equity is cheaper than external equity. If there are no perfect substitutes for equity finance, payout taxes may therefore have an effect on the investment...
Provided by Harvard University
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White Papers
Does Product Market Competition Lead Firms To Decentralize?
January 11, 2010, 12:00am PST
In this paper the authors investigate whether greater product market competition increases decentralization. To tackle the issues they collected detailed information on the internal organization...
Provided by Harvard University
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White Papers
The End Of Chimerica
October 1, 2009, 12:00am PDT
For the better part of the past decade, the world economy has been dominated by a world economic order that combined Chinese export-led development with US overconsumption. First, the scale of...
Provided by Harvard University
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White Papers
The Impact Of Private Equity Ownership On Portfolio Firms? Corporate Tax Planning
March 4, 2010, 12:00am PST
This paper investigates whether private equity (PE) firms influence the tax practices of their portfolio firms. Prior research documents that PE firms create economic value in portfolio firms...
Provided by Harvard University
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White Papers
In Favor Of Clear Thinking: Incorporating Moral Rules Into A Wise Cost-benefit Analysis
July 9, 2009, 12:00am PDT
The authors have contributed an interesting paper on the comparative benefit of moral rules versus cost-benefit analysis. Many of their specific comments are accurate, useful, and insightful. At...
Provided by Harvard University
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White Papers
The Optimal Taxation Of Height: A Case Study Of Utilitarian Income Redistribution
June 11, 2009, 12:00am PDT
The standard Utilitarian framework for tax analysis answers this question in the affirmative. This paper can be interpreted in one of two ways. One interpretation is that personal attributes...
Provided by Harvard University
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White Papers
Truth In Giving: Experimental Evidence On The Welfare Effects Of Informed Giving To The Poor
May 15, 2009, 12:00am PDT
It is often difficult for donors to predict the value of charitable giving because they know little about the persons who receive their help. This concern is particularly acute when making...
Provided by Harvard University
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White Papers
File-Sharing And Copyright
May 15, 2009, 12:00am PDT
The advent of file-sharing technology has allowed consumers to copy music, books, video games and other protected works on an unprecedented scale at minimal cost. In this paper, the authors ask...
Provided by Harvard University
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White Papers
Securing Jobs Or The New Protectionism?: Taxing The Overseas Activities Of Multinational Firms
March 23, 2009, 12:00am PDT
Tax policy toward American multinational firms would appear to be approaching a crossroads. The presumed linkages between domestic employment conditions and the growth of foreign operations by...
Provided by Harvard University
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White Papers
Goals Gone Wild: The Systematic Side Effects Of Over-Prescribing Goal Setting
February 17, 2009, 12:00am PST
Goal setting is one of the most replicated and influential paradigms in the management literature. Hundreds of studies conducted in numerous countries and contexts have consistently demonstrated...
Provided by Harvard University
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White Papers
Dishonest Deed, Clear Conscience: Self-Preservation Through Moral Disengagement And Motivated Forgetting
April 29, 2009, 12:00am PDT
People routinely engage in dishonest acts without feeling guilty about their behavior. Across four studies, people justified their dishonest deeds through moral disengagement and exhibited...
Provided by Harvard University
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White Papers
An Exploration Of The Japanese Slowdown During The 1990s
November 1, 2008, 12:00am PDT
This paper shows that a real business cycle model with TFP shocks can reproduce the Japanese fluctuations over the 1990s in output, consumption and investment. This implies that standard macro...
Provided by Harvard University
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White Papers
The Decentering Of The Global Firm
September 1, 2008, 12:00am PDT
This paper describes recent changes in the relationship between firms and nation states. Firms are typically linked to the nation in which they began and are considered to have fixed national...
Provided by Harvard University
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White Papers
Organizational Design And Control across Multiple Markets: The Case Of Franchising In The Convenience Store Industry
April 2, 2008, 12:00am PDT
Many companies operate units which are dispersed across different types of markets, and thus serve significantly diverging customer bases. Such market-type dispersion is likely to compromise the...
Provided by Harvard University
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White Papers
Exploring Inventory Trends In Six U.S. Retail Segments
August 7, 2008, 12:00am PDT
The authors find that inventory is positively correlated to gross profit dollars but negatively correlated to gross margin return on inventory. This supports a potential explanation: Inventory...
Provided by Harvard University
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Whitepapers
Learning Is Change in Knowledge: Knowledge-Based Security for Dynamic Policies
April 24, 2012, 12:00am PDT
In systems that handle confidential information, the security policy to enforce on information frequently changes: new users join the system, old users leave, and sensitivity of data changes over...
Provided by Harvard University
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Whitepapers
An Adaptive Rate Assignment Strategy for CDMA2000 IS-856 Subject to RAB Delay
October 27, 2009, 12:00am PDT
CDMA2000 1xEV-DO (IS-856) is designed for high-performance wireless networks to provide high-speed service at low cost. IS-856 uses the same bandwidth as traditional CDMA2000, but provides higher...
Provided by Harvard University
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Whitepapers
A Highly Scalable Key Pre-Distribution Scheme for Wireless Sensor Networks
March 12, 2013, 12:00am PDT
Given the sensitivity of the potential WSN applications and because of resource limitations, key management emerges as a challenging issue for WSNs. One of the main concerns when designing a key...
Provided by Harvard University
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Whitepapers
Scaling Network-Based Spectrum Analyzer With Constant Communication Cost
January 17, 2013, 12:00am PST
The authors propose a spectrum analyzer that leverages many networked commodity sensor nodes, each of which samples its portion in a wideband spectrum. The sensors operate in parallel and transmit...
Provided by Harvard University
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Whitepapers
Loopy Belief Propagation as a Basis for Communication in Sensor Networks
October 16, 2012, 12:00am PDT
Sensor networks are an exCltmg new kmd of computer system. Consisting of a large number of tiny, cheap computational devices physically distributed in an environment, they gather and process data...
Provided by Harvard University
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Whitepapers
The Impact of Public Information on Phishing Attack and Defense
March 17, 2011, 12:00am PDT
Attackers compromise web servers in order to host fraudulent content, such as malware and phishing websites. While the techniques used to compromise websites are widely discussed and categorized,...
Provided by Harvard University
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Whitepapers
Ethical Dilemmas in Take-Down Research
April 6, 2011, 12:00am PDT
The authors discuss nine ethical dilemmas which have arisen during the investigation of 'Notice and take-down' regimes for Internet content. Issues arise when balancing the desire for accurate...
Provided by Harvard University
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Whitepapers
How Hard Can It Be to Measure Phishing?
February 22, 2010, 12:00am PST
Measuring cybercrime might be thought to be easy; if only the criminals and victims would cooperate and provide the data. This short paper explains, by reference to 'phishing' criminality, how...
Provided by Harvard University
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Whitepapers
Designing Informative Securities
June 29, 2012, 12:00am PDT
The authors create a formal framework for the design of informative securities in prediction markets. These securities allow a market organizer to infer the likelihood of events of interest as...
Provided by Harvard University
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Whitepapers
Ensuring Strong Dominance of the Leading Eigenvalues for Cluster Ensembles
March 7, 2010, 12:00am PST
Spectral analysis is a popular mathematical tool in analyzing a variety of network and distributed systems. For a special class of networks, called cluster ensembles, which are made of...
Provided by Harvard University
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Whitepapers
DISTROY: Detecting Integrated Circuit Trojans With Compressive Measurements
July 6, 2011, 12:00am PDT
Detecting Trojans in an Integrated Circuit (IC) is an important but hard problem. A Trojan is malicious hardware - it can be extremely small in size and dormant until triggered by some unknown...
Provided by Harvard University
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Whitepapers
Separation-Based Joint Decoding in Compressive Sensing
May 23, 2011, 12:00am PDT
The authors introduce a joint decoding method for compressive sensing that can simultaneously exploit sparsity of individual components of a composite signal. Their method can significantly reduce...
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Whitepapers
Measurement Combining and Progressive Reconstruction in Compressive Sensing
August 15, 2011, 12:00am PDT
Compressive sensing has emerged as an important new technique in signal acquisition due to the surprising property that a sparse signal can be captured from measurements obtained at a sub-Nyquist...
Provided by Harvard University
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Whitepapers
Partitioned Compressive Sensing With Neighbor-Weighted Decoding
August 13, 2011, 12:00am PDT
Compressive sensing has gained momentum in recent years as an exciting new theory in signal processing with several useful applications. It states that signals known to have a sparse...
Provided by Harvard University
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Whitepapers
Compressed Statistical Testing and Application to Radar
September 2, 2012, 12:00am PDT
The authors present Compressed Statistical Testing (CST) with an illustrative application to radar target detection. They characterize an optimality condition for a compressed domain test to yield...
Provided by Harvard University
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Whitepapers
Compressive Sensing With Optimal Sparsifying Basis and Applications in Spectrum Sensing
August 2, 2012, 12:00am PDT
The authors describe a method of integrating Karhunen-Loeve Transform (KLT) into compressive sensing, which can as a result improve the compression ratio without affecting the accuracy of...
Provided by Harvard University
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Whitepapers
Output Compression for IC Fault Detection Using Compressive Sensing
August 10, 2012, 12:00am PDT
The process of detecting logical faults in Integrated Circuits (ICs) due to manufacturing variations is bottlenecked by the I/O cost of scanning in test vectors and offloading test results....
Provided by Harvard University
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Whitepapers
A Chip Architecture for Compressive Sensing Based Detection of Ic Trojans
July 28, 2012, 12:00am PDT
The authors present a chip architecture for a compressive sensing based method that can be used in conjunction with the JTAG standard to detect IC Trojans. The proposed architecture compresses...
Provided by Harvard University
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Whitepapers
Compressive Sensing Based Channel Feedback Protocols for Spatially-Correlated Massive Antenna Arrays
December 22, 2011, 12:00am PST
Incorporating wireless transceivers with numerous antennas (such as Massive-MIMO) is a prospective way to increase the link capacity or enhance the energy efficiency of future communication...
Provided by Harvard University
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Whitepapers
Determining RF Angle of Arrival Using COTS Antenna Arrays: A Field Evaluation
August 6, 2012, 12:00am PDT
The authors are interested in estimating the angle of arrival of an RF signal by using Commercial-Off-The-Shelf (COTS) Software-Defined Radios (SDRs). The proposed COTS-based approach has the...
Provided by Harvard University
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Whitepapers
Performance Gains in Conjugate Gradient Computation With Linearly Connected GPU Multiprocessors
April 30, 2012, 12:00am PDT
Conjugate gradient is an important iterative method used for solving least squares problems. It is compute-bound and generally involves only simple matrix computations. One would expect that the...
Provided by Harvard University
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Whitepapers
Compressive Sensing Medium Access Control for Wireless LANs
August 1, 2012, 12:00am PDT
The authors propose a Medium Access Control (MAC) protocol for wireless Local Area Networks (LANs) that leverages the theory of compressive sensing. The proposed Compressive Sensing MAC (CS-MAC)...
Provided by Harvard University
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Whitepapers
Verifiable Computation With Massively Parallel Interactive Proofs
May 16, 2012, 12:00am PDT
As the cloud computing paradigm has gained prominence, the need for verifiable computation has grown increasingly urgent. Protocols for verifiable computation enable a weak client to outsource...
Provided by Harvard University
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White Papers
Certified Web Services in Ynot
May 24, 2009, 12:00am PDT
In this paper, the authors explains that it is possible to implement certified web systems in a way not much different from writing Standard ML or Haskell code, including use of imperative...
Provided by Harvard University
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White Papers
Evaluating Value-Graph Translation Validation for LLVM
February 7, 2011, 12:00am PST
Translation validators are static analyzers that attempt to verify that program transformations preserve semantics. Normalizing translation validators do so by trying to match the value-graphs of...
Provided by Harvard University
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White Papers
Strategic Advantage: Why America Should Care About Cybersecurity
October 1, 2009, 12:00am PDT
The internet is an interconnected series of networks - where it is difficult to determine where private security threats end and public ones begin. These networks deliver power and water to the...
Provided by Harvard University
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White Papers
Abstract Predicates and Mutable ADTs in Hoare Type Theory
January 1, 2011, 12:00am PST
Hoare Type Theory (HTT) combines a dependently typed, higher-order language with monadically-encapsulated, stateful computations. The type system incorporates pre- and post-conditions, in a...
Provided by Harvard University
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White Papers
A Non-Work-Conserving Operating System Scheduler for SMT Processors
January 1, 2011, 12:00am PST
Simultaneous Multi-Threading (SMT) processors run multiple threads simultaneously on a single processing core. Because concurrent threads compete for the processor's shared resources,...
Provided by Harvard University
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White Papers
Roughness of Microarchitectural Design Topologies and Its Implications for Optimization
December 19, 2007, 12:00am PST
Recent advances in statistical inference and machine learning close the divide between simulation and classical optimization, thereby enabling more rigorous and robust micro-architectural studies....
Provided by Harvard University
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White Papers
A Class of Bi-Directional Multi-Relay Protocols
April 29, 2009, 12:00am PDT
In a bi-directional relay channel, two nodes wish to exchange independent messages over a shared wireless half-duplex channel with the help of relays. Recent work has considered information...
Provided by Harvard University
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White Papers
Tracking Back References in a Write-Anywhere File System
February 2, 2010, 12:00am PST
Many file systems reorganize data on disk, for example to defragment storage, shrink volumes, or migrate data between different classes of storage. Advanced file system features such as snapshots,...
Provided by Harvard University
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White Papers
Towards Query Interoperability: PASSing PLUS
February 16, 2010, 12:00am PST
The authors describe their experiences importing PASS provenance into PLUS. Although both systems import and export provenance that conforms to the Open Provenance Model (OPM), the two systems...
Provided by Harvard University
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White Papers
Improving Performance Isolation on Chip Multiprocessors Via an Operating System Scheduler
June 29, 2007, 12:00am PDT
The authors describe a new operating system scheduling algorithm that improves performance isolation on Chip MultiProcessors (CMP). Poor performance isolation occurs when an application's...
Provided by Harvard University
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White Papers
Multicore OSes: Looking Forward From 1991, er, 2011
April 14, 2011, 12:00am PDT
Upcoming multicore processors, with hundreds of cores or more in a single chip, require a degree of parallel scalability that is not currently available in today's system software. Based on prior...
Provided by Harvard University
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White Papers
Benchmarking File System Benchmarking: It is Rocket Science
April 13, 2011, 12:00am PDT
The quality of file system benchmarking has not improved in over a decade of intense research spanning hundreds of publications. Researchers repeatedly use a wide range of poorly designed...
Provided by Harvard University
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White Papers
Collecting Provenance Via the Xen Hypervisor
May 24, 2011, 12:00am PDT
The Provenance Aware Storage Systems project (PASS) currently collects system-level provenance by intercepting system calls in the Linux kernel and storing the provenance in a stackable...
Provided by Harvard University
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White Papers
Provenance Map Orbiter: Interactive Exploration of Large Provenance Graphs
May 22, 2011, 12:00am PDT
Provenance systems can produce enormous provenance graphs that can be used for a variety of tasks from determining the inputs to a particular process to debugging entire workflow executions or...
Provided by Harvard University
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White Papers
Provenance Integration Requires Reconciliation
May 24, 2011, 12:00am PDT
While there has been a great deal of research on provenance systems, there has been little discussion about challenges that arise when making different provenance systems interoperate. In fact,...
Provided by Harvard University
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White Papers
A Survey of Results for Deletion Channels and Related Synchronization Channels
June 23, 2008, 12:00am PDT
The binary symmetric channel, where each bit is independently received in error with probability p, and the binary erasure channel, where each bit is erased with probability p, enjoy a long and...
Provided by Harvard University
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White Papers
On the Performance of Multiple Choice Hash Tables With Moves on Deletes and Inserts
September 15, 2008, 12:00am PDT
High-performance hashing has become a fundamental subroutine for a wide variety of high performance network processing tasks, including header lookup for routing, measurement, and monitoring. In...
Provided by Harvard University
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