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Stanford University
(782 results)-
White Papers
Introduction to Cloud Computing Business & Technology
January 28, 2010, 12:00am PST
Cloud computing, managed services, Software as a Service (SaaS), software on demand, Software+Service, Platform as a Service (PaaS), infrastructure as a service have all been used to describe new...
Provided by Stanford University
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White Papers
ForceHTTPS: Protecting High-Security Web Sites From Network Attacks
April 25, 2008, 12:00am PDT
As wireless networks proliferate, web browsers operate in an increasingly hostile network environment. The HTTPS protocol has the potential to protect web users from network attackers, but...
Provided by Stanford University
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White Papers
Using Semantic Analysis to Classify Search Engine Spam
January 1, 2009, 12:00am PST
Due to the similarities between spam and non-spam their original semantic analyzers are not an effective method to classify spam content. Since spam and non-spam documents are so similar, it is...
Provided by Stanford University
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White Papers
OpenSPARC: An Open Platform for Hardware Reliability Experimentation
March 11, 2008, 12:00am PDT
OpenSPARC is an open source community based around hardware design and experimentation aids for the UltraSPARC T1 and T2 Chip Multi-Threaded (CMT) microprocessors. The UltraSPARC T2 processor is...
Provided by Stanford University
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Whitepapers
Multi-Antenna Broadcast Channels With Limited Feedback and User Selection
June 8, 2008, 12:00am PDT
The authors analyze the sum-rate performance of a multi-antenna downlink system carrying more users than transmit antennas, with partial channel knowledge at the transmitter due to finite rate...
Provided by Stanford University
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Whitepapers
Channel Capacity Under General Nonuniform Sampling
May 18, 2012, 12:00am PDT
This paper develops the fundamental capacity limits of a sampled analog channel under a sub-Nyquist sampling rate constraint. In particular, the authors derive the capacity of sampled analog...
Provided by Stanford University
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Whitepapers
Achievable Error Exponents in the Gaussian Channel With Rate-Limited Feedback
March 27, 2012, 12:00am PDT
The authors investigate the achievable error probability in communication over an AWGN discrete time memoryless channel with noiseless delay-less rate-limited feedback. For the case where the...
Provided by Stanford University
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Whitepapers
Reduced-Dimension Multiuser Detection
October 13, 2011, 12:00am PDT
The authors present a Reduced-Dimension MultiUser Detector (RD-MUD) structure that significantly decreases the number of required correlation branches at the receiver front-end, while still...
Provided by Stanford University
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Whitepapers
Networked Markov Decision Processes With Delays
October 27, 2009, 12:00am PDT
The authors consider a networked control system, where each subsystem evolves as a Markov Decision Process (MDP). Each subsystem is coupled to its neighbors via communication links over which the...
Provided by Stanford University
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Whitepapers
Shannon Meets Nyquist: Capacity Limits of Sampled Analog Channels
April 4, 2012, 12:00am PDT
The authors explore two fundamental questions at the intersection of sampling theory and information theory: how is channel capacity affected by sampling below the channel's Nyquist rate, and what...
Provided by Stanford University
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White Papers
Interference-Aware MAC Protocol for Wireless Networks by a Game-Theoretic Approach
January 21, 2009, 12:00am PST
This paper proposes an interference-aware MAC protocol using a simple transmission strategy motivated by a game-theoretic approach. The paper formulates a channel access game, which considers...
Provided by Stanford University
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White Papers
Blueprint for Introducing Innovation Into the Wireless Networks We Use Every Day
October 12, 2009, 12:00am PDT
Few changes are occurred in the past couple of years in wireless industry: Handsets have become mobile computers running user-contributed applications on (potentially) open operating systems. It...
Provided by Stanford University
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White Papers
Real-Time Human Posture Reconstruction in Wireless Smart Camera Networks
November 3, 2007, 12:00am PDT
While providing a variety of intriguing application opportunities, a vision sensor network poses three key challenges. High computation capacity is required for early vision functions to enable...
Provided by Stanford University
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White Papers
Game-Based Admission Control for Wireless Systems
November 19, 2008, 12:00am PST
Much previous work has examined the wireless power control problem using tools from game theory, an economic concept which describes the behavior of interdependent but non-cooperative users. This...
Provided by Stanford University
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Webcasts
The Spread of Web-Based Malware and New Defenses
July 14, 2009, 12:00am PDT
Web sites and web pages have become the new frontier for malware distribution. Over the past two years, there has been a fundamental shift in how malware is distributed - while teenagers used to...
Provided by Stanford University
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Webcasts
Current Trends in Computer Security
May 14, 2008, 12:00am PDT
This webcast throws light on website vulnerabilities, DNS Rebinding and Other Recent Vulnerabilities and Web 2.0 Security Trends.
Provided by Stanford University
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White Papers
Embedded Management Interfaces: Emerging Massive Insecurity
July 10, 2009, 12:00am PDT
T he secure embedded management interface project is being conducted at the Stanford Security Lab. Its objective is to assess the state of the art of embedded management interfaces and develop...
Provided by Stanford University
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White Papers
Cache-Collision Timing Attacks Against AE
January 1, 2009, 12:00am PST
This paper describes several novel timing attacks against the common table-driven software implementation of the AES cipher. It defines a general attack strategy using a simplified model of the...
Provided by Stanford University
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White Papers
Physical Pseudo Random Function in Radio Frequency Sources for Security
February 19, 2009, 12:00am PST
There is tremendous market potential for Location-Based Services (LBS), enabled by the rapid growth in the numbers of personal navigation devices and GPS-enabled mobile handsets. One of the major...
Provided by Stanford University
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White Papers
Ground Station Virtualization
January 1, 2010, 12:00am PST
This paper discusses the application of the end-to-end principle to ground station systems. It states that lower layers of systems should support the widest possible variety of services and...
Provided by Stanford University
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White Papers
The Sarbanes-Oxley Act and Small Public Companies
January 15, 2008, 12:00am PST
This study constructs measures of costs as well as benefits of implementing Section 404 for small public companies. This paper provides a comprehensive measure of Section 404 costs by developing...
Provided by Stanford University
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White Papers
Predicting Archival Life of Removable Hard Disk Drives
April 12, 2008, 12:00am PDT
A collaboration between the developer of a Removable Hard Disk Drive (RHDD) storage technology product and academics presents an accelerated life test of non-spinning powered down hard disks. The...
Provided by Stanford University
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White Papers
Towards Service Enabled Network Architecture (SENA) Service Directory and Routing in OpenFlow Network
December 13, 2008, 12:00am PST
The way that users use the Internet changed from host-to-host communications to service-oriented paradigms. Develop, deploy, advertise and use services in the networks become very challenging due...
Provided by Stanford University
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White Papers
Unifying Packet and Circuit Switched Networks With OpenFlow
December 7, 2009, 12:00am PST
There have been many attempts to unify the control and management of circuit and packet switched networks, but none have taken hold. This paper proposes a simple way to unify both types of network...
Provided by Stanford University
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White Papers
Unifying Packet and Circuit Switched Networks
September 30, 2009, 12:00am PDT
There have been many attempts to unify the control and management of circuit and packet switched networks, but none have taken hold. This paper proposes a simple way to unify both types of network...
Provided by Stanford University
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Whitepapers
Service Differentiation in the Internet to Support Multimedia Traffic
January 1, 2012, 12:00am PST
The current best-effort infrastructure in the Internet lacks key characteristics in terms of delay, jitter, and loss, which are required for multimedia applications (voice, video, and data)....
Provided by Stanford University
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Case Studies
Performance of XML-Based Applications: A Case-Study
August 10, 2009, 12:00am PDT
One of the most challenging situations that High Wire has faced as an organization is educating everyone within the organization. Their developers have always demanded better documentation and...
Provided by Stanford University
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White Papers
Internet-in-a-Box: Emulating Datacenter Network Architectures Using FPGAs
May 12, 2009, 12:00am PDT
The Internet-in-a-Box datacenter network emulator is an FPGA-based tool for researchers to rapidly experiment with O (10,000) node datacenter network architectures. The basic approach to emulation...
Provided by Stanford University
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White Papers
A Modular Correctness Proof of IEEE 802.11i and SSL/TLS
January 1, 2010, 12:00am PST
When networks are required to have mutual authentication between network access point and user devices, the IEEE 802.11i wireless networking protocol is often put to use. This authentication is...
Provided by Stanford University
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White Papers
Nemesis: Preventing Authentication & Access Control Vulnerabilities in Web Applications
February 6, 2009, 12:00am PST
There is a new method to prevent attacks on authentication and access control bypass in web based applications. This method is called Nemesis. How Nemesis works is that it uses Dynamic Information...
Provided by Stanford University
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White Papers
Delegation Vs. Control Of Component Procurement Under Asymmetric Cost Information & Price-Only Contracts
April 24, 2009, 12:00am PDT
A manufacturer must choose to delegate component procurement to her tier-1 supplier, or to control component procurement by contracting with both the tier-1 supplier and the tier-2 component...
Provided by Stanford University
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White Papers
Beating The Crowd At Picking Stocks
January 1, 2010, 12:00am PST
Charles Lee's portfolio management style requires accounting for human biases to nudge prices closer to their real value. By now, the fallout from the epic financial crisis is both familiar and...
Provided by Stanford University
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White Papers
Supply Chain Strategies For Sustainable Companies
April 1, 2008, 12:00am PDT
Companies can make money while operating in socially responsible and environmentally friendly ways. It just takes what supply chain expert Hau Lee calls the Triple-A approach - having agility,...
Provided by Stanford University
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White Papers
Nonprofits Are Seen As Warm And For-Profits As Competent: Firm Stereotypes Matter
May 19, 2010, 12:00am PDT
Consumers use warmth and competence, two fundamental dimensions that govern social judgments of people, to form perceptions of firms. Three experiments showed that consumers perceive nonprofits as...
Provided by Stanford University
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White Papers
Inspiring Innovation In The Silicon Valley Housing Market
January 1, 2008, 12:00am PST
Deep in the gloom of today's declining housing market, few investors see any reason for optimism. But an ACT team focused on affordable housing in the Bay area found a silver lining amidst the...
Provided by Stanford University
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White Papers
Firms Survive By Recognizing Fundamental Industry Changes
September 1, 2008, 12:00am PDT
Enduring companies survive because employees throughout the firm, not just those in the executive suite, learn to keep an eye on how related industries are evolving. Longevity comes not just from...
Provided by Stanford University
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White Papers
Outsourcing May Hurt Fashion Manufacturers' Bottom Line
January 1, 2010, 12:00am PST
Fast fashion-designing products that capture the latest consumer trends, and then spending extra money to get them to market quickly, can be well worth the extra expense, increasing profits...
Provided by Stanford University
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White Papers
Businesses Can Win The Competition With Open-Source Technology
September 1, 2008, 12:00am PDT
How can a business compete with a free product? It's not easy, and it's more than just a theoretical question. U.S. newspapers are finding it difficult to compete with free news and the commentary...
Provided by Stanford University
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White Papers
Compaq And HP: Ultimately, The Urge To Merge Was Right
June 1, 2007, 12:00am PDT
In 2001, when Hewlett-Packard's then-CEO Carly Fiorina announced that the technology giant proposed to merge with Compaq Computer Corp., she set off a firestorm of controversy. Michael Dell, CEO...
Provided by Stanford University
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White Papers
Investment Needed In Nonprofit Policy Work
August 4, 2008, 12:00am PDT
Nonprofits can do a lot more to help shape the public policies that affect their work and constituents. Working to fix flawed policies at the root of social problems is a key role nonprofits...
Provided by Stanford University
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Whitepapers
Service Differentiation in the Internet to Support Multimedia Traffic
January 1, 2012, 12:00am PST
The current best-effort infrastructure in the Internet lacks key characteristics in terms of delay, jitter, and loss, which are required for multimedia applications (voice, video, and data)....
Provided by Stanford University
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Whitepapers
Shannon Meets Nyquist: Capacity Limits of Sampled Analog Channels
April 4, 2012, 12:00am PDT
The authors explore two fundamental questions at the intersection of sampling theory and information theory: how is channel capacity affected by sampling below the channel's Nyquist rate, and what...
Provided by Stanford University
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Whitepapers
Networked Markov Decision Processes With Delays
October 27, 2009, 12:00am PDT
The authors consider a networked control system, where each subsystem evolves as a Markov Decision Process (MDP). Each subsystem is coupled to its neighbors via communication links over which the...
Provided by Stanford University
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Whitepapers
Reduced-Dimension Multiuser Detection
October 13, 2011, 12:00am PDT
The authors present a Reduced-Dimension MultiUser Detector (RD-MUD) structure that significantly decreases the number of required correlation branches at the receiver front-end, while still...
Provided by Stanford University
-
Whitepapers
Achievable Error Exponents in the Gaussian Channel With Rate-Limited Feedback
March 27, 2012, 12:00am PDT
The authors investigate the achievable error probability in communication over an AWGN discrete time memoryless channel with noiseless delay-less rate-limited feedback. For the case where the...
Provided by Stanford University
-
Whitepapers
Channel Capacity Under General Nonuniform Sampling
May 18, 2012, 12:00am PDT
This paper develops the fundamental capacity limits of a sampled analog channel under a sub-Nyquist sampling rate constraint. In particular, the authors derive the capacity of sampled analog...
Provided by Stanford University
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Whitepapers
Multi-Antenna Broadcast Channels With Limited Feedback and User Selection
June 8, 2008, 12:00am PDT
The authors analyze the sum-rate performance of a multi-antenna downlink system carrying more users than transmit antennas, with partial channel knowledge at the transmitter due to finite rate...
Provided by Stanford University
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Whitepapers
State of the Art: Automated Black-Box Web Application Vulnerability Testing
March 5, 2010, 12:00am PST
Black-box web application vulnerability scanners are automated tools that probe web applications for security vulnerabilities. In order to assess the current state of the art, the authors obtained...
Provided by Stanford University
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Whitepapers
Time and Cost-Efficient Modeling and Generation of Large-Scale TPCC/TPCE/TPCH Workloads
July 29, 2011, 12:00am PDT
Large-scale TPC workloads are critical for the evaluation of datacenter-scale storage systems. However, these workloads have not been previously characterized, in-depth, and modeled in a DC...
Provided by Stanford University
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Whitepapers
Decoupling Datacenter Studies From Access to Large-Scale Applications: A Modeling Approach for Storage Workloads
September 25, 2011, 12:00am PDT
The cost and power impact of suboptimal storage configurations is significant in DataCenters (DCs) as inefficiencies are aggregated over several thousand servers and represent considerable losses...
Provided by Stanford University
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Whitepapers
Minimum Expected Distortion in Gaussian Layered Broadcast Coding With Successive Refinement
January 1, 2012, 12:00am PST
A transmitter without Channel State Information (CSI) wishes to send a delay-limited Gaussian source over a slowly fading channel. The source is coded in superimposed layers, with each layer...
Provided by Stanford University
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Whitepapers
MPLS With a Simple OPEN Control Plane
January 6, 2011, 12:00am PST
The authors propose a new approach to MPLS that uses the standard MPLS data plane and an OpenFlow based simpler and extensible control plane. They demonstrate this approach using a prototype...
Provided by Stanford University
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Whitepapers
EyeQ: Practical Network Performance Isolation for the Multi-Tenant Cloud
May 16, 2012, 12:00am PDT
The shared multi-tenant nature of the cloud has raised serious concerns about its security and performance for high valued services. Of many shared resources like CPU, memory, etc., the network is...
Provided by Stanford University
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Whitepapers
Less is More: Trading a Little Bandwidth for Ultra-Low Latency in the Data Center
February 14, 2012, 12:00am PST
Traditional measures of network goodness - goodput, quality of service, fairness - are expressed in terms of bandwidth. Network latency has rarely been a primary concern because delivering the...
Provided by Stanford University
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Whitepapers
Improving the Diversity-Multiplexing Tradeoff With Repetition-Coded Relaying in Wireless Downlink
September 21, 2010, 12:00am PDT
Repetition-coded relaying using half-duplex relays offers an easy way of achieving cooperative diversity that works well with apparently any source transmission schemes, but at the same time...
Provided by Stanford University
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White Papers
An Interior-Point Method for Large Scale Network Utility Maximization
August 6, 2007, 12:00am PDT
The authors describe a specialized truncated-Newton primal-dual interior-point method that solves large scale network utility maximization problems, with concave utility functions, efficiently and...
Provided by Stanford University
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White Papers
Cross-Layer Design With Adaptive Modulation: Delay, Rate, and Energy Tradeoffs
December 10, 2008, 12:00am PST
The authors present a cross-layer framework for optimizing the performance of wireless networks as measured by applications or upper layer protocols. The approach combines adaptive modulation with...
Provided by Stanford University
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White Papers
Optimizing Adaptive Modulation in Wireless Networks Via Utility Maximization
September 3, 2008, 12:00am PDT
The authors investigate adaptive modulation using the network utility maximization framework. They derive new cross-layer optimal power and rate adaptation policies for several practical...
Provided by Stanford University
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White Papers
Stochastic Optimization for Variable Rate Applications With Time-Varying Statistics
February 18, 2010, 12:00am PST
A scheme to provide Quality of Service for buffered variable rate applications is presented that is largely indiscriminate to channel distributions, indeed will track changing statistics, and is...
Provided by Stanford University
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White Papers
Optimizing Adaptive Modulation in Wireless Networks Via Multi-Period Network Utility Maximization
February 10, 2010, 12:00am PST
The authors present a cross-layer technique to find and characterize optimal control policies for wireless networks operating at different time scales at the upper layer and physical layer. The...
Provided by Stanford University
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White Papers
Optimal Power Line Communications Control Policies Using Stochastic Optimization
February 1, 2010, 12:00am PST
The authors present a general stochastic optimization framework for periodic systems and apply it to PLC networks with Linear and Time Varying (LPTV) channels. Their method of solution operates...
Provided by Stanford University
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White Papers
Optimal Cross-Layer Wireless Control Policies Using TD Learning
September 12, 2010, 12:00am PDT
The authors present an on-line cross-layer control technique to characterize and approximate optimal policies for wireless networks. Their approach combines network utility maximization and...
Provided by Stanford University
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White Papers
Residential Demand Response Using Reinforcement Learning
September 7, 2010, 12:00am PDT
The authors present a novel energy management system for residential demand response. The algorithm, named CAES, reduces residential energy costs and smooths energy usage. CAES is an online...
Provided by Stanford University
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White Papers
Adaptive Modulation in Wireless Networks With Smoothed Flow Utility
September 7, 2010, 12:00am PDT
The authors investigate flow rate optimization on a wireless link with randomly varying channel gain using techniques from adaptive modulation and network utility maximization. They consider the...
Provided by Stanford University
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White Papers
A Dynamic Programming Algorithm for Decentralized Markov Decision Processes With a Broadcast Structure
April 28, 2011, 12:00am PDT
The authors give an optimal dynamic programming algorithm to solve a class of finite-horizon decentralized Markov Decision Processes (MDPs). They consider problems with a broadcast information...
Provided by Stanford University
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White Papers
An Explicit Solution for Optimal Two-Player Decentralized Control Over TCP Erasure Channels With State Feedback
October 10, 2011, 12:00am PDT
The authors develop an optimal controller synthesis algorithm for decentralized control problems where control actions are transmitted through TCP-like erasure channels. They consider a simple...
Provided by Stanford University
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White Papers
Coding Strategies for a Class of Decentralized Control Problems With Limited Communication
April 3, 2012, 12:00am PDT
The authors propose a large class of decentralized control problems with non-classical information structure for which a coding strategy is optimal. This class is a generalized version of the hats...
Provided by Stanford University
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White Papers
Synthesis for Optimal Two-Player Decentralized Control Over TCP Erasure Channels With State Feedback
April 3, 2012, 12:00am PDT
Recent advances in communication networks and VLSI have made it possible to provide services remotely. In fact, an increasing number of current services and future deployments, such as distributed...
Provided by Stanford University
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White Papers
Optimal Cooperative Control of Dynamically Decoupled Systems
March 29, 2012, 12:00am PDT
The authors consider optimal cooperative control problems where multiple dynamically decoupled players cooperate to optimize a coupled objective under limited communication between each player....
Provided by Stanford University
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White Papers
Uplink Resource Allocation for Frequency Selective Channels and Fractional Power Control in LTE
July 24, 2011, 12:00am PDT
The authors consider the allocation of spectral and power resources every subframe (1 ms) on the uplink of the Long Term Evolution (LTE) wideband Orthogonal Frequency Division Multiple Access...
Provided by Stanford University
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White Papers
Mixed Integer-Linear Programming for Link Scheduling in Interference-Limited Networks
November 15, 2010, 12:00am PST
The authors consider the problem of link scheduling in wireless networks with interference. The problem of computing a link schedule to minimize the power consumption with the constraint that each...
Provided by Stanford University
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White Papers
Cross-Layer Energy Minimization in TDMA-Based Sensor Networks
November 15, 2010, 12:00am PST
The authors consider sensor networks where energy is a limited resource so that energy consumption must be minimized while satisfying given throughput requirements. Moreover, energy consumption...
Provided by Stanford University
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White Papers
Cell Association and Interference Coordination in Heterogeneous LTE-A Cellular Networks
July 30, 2010, 12:00am PDT
Embedding pico/femto base-stations and relay nodes in a macro-cellular network is a promising method for achieving substantial gains in coverage and capacity compared to macro-only networks. These...
Provided by Stanford University
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White Papers
Coding the Beams: Improving Beamforming Training in MmWave Communication System
April 8, 2011, 12:00am PDT
The mmWave communication system is operating at a regime with high number of antennas and very limited number of RF analog chains. Large number of antennas are used to extend the communication...
Provided by Stanford University
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White Papers
Architectural Support for the Stream Execution Model on General-Purpose Processors
January 1, 2012, 12:00am PST
There has recently been much interest in stream processing, both in industry (e.g., Cell, NVIDIA G80, ATI R580) and academia (e.g., Stanford Merrimac, MIT RAW), with stream programs becoming...
Provided by Stanford University
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White Papers
Manifest Types, Modules, and Separate Compilation
August 2, 2008, 12:00am PDT
This paper presents a variant of the SML module system that introduces a strict distinction between abstract types and manifest types (types whose definitions are part of the module...
Provided by Stanford University
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White Papers
The Role of SNR in Achieving MIMO Rates in Cooperative Systems
January 1, 2012, 12:00am PST
The authors compare the rate of a multiple-antenna relay channel to the capacity of multiple-antenna systems to characterize the cooperative capacity in different SNR regions. While it is known...
Provided by Stanford University
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White Papers
SCD: A Scalable Coherence Directory With Flexible Sharer Set Encoding
January 10, 2012, 12:00am PST
Large-scale CMPs with hundreds of cores require a directory-based protocol to maintain cache coherence. However, previously proposed coherence directories are hard to scale beyond tens of cores,...
Provided by Stanford University
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White Papers
Experimental Characterization and Modeling of Outdoor-to-Indoor and Indoor-to-Indoor Distributed Channels
January 29, 2010, 12:00am PST
The authors propose and parameterize an empirical model of the outdoor-to-indoor and indoor-to-indoor distributed (cooperative) radio channel, using experimental data in the 2.4 GHz band. In...
Provided by Stanford University
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White Papers
Improved Security for Linearly Homomorphic Signatures: A Generic Framework
March 9, 2012, 12:00am PST
The authors propose a general framework that converts (ordinary) signature schemes having certain properties into linearly homomorphic signature schemes, i.e., schemes that allow authentication of...
Provided by Stanford University
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