- Subscribe to this page:
- RSS
- Email Alert
Massachusetts Institute of Technology
(490 results)-
Webcasts
Forging A Clean Energy Future
April 25, 2008, 12:00am PDT
The author sees a new attitude emerging in Washington. Politicians have begun to grasp that reduced dependence on foreign oil is not enough, and that today's energy challenge requires an overhaul...
Provided by Massachusetts Institute of Technology
-
Webcasts
The Internationalization of Spanish Companies: Ferrovial, The Rise Of A Multinational
February 28, 2008, 12:00am PST
The company's largest triumphs come from winning contracts in other nations: Ferro vial developed toll roads in Colombia, then Chile, and in 1988 bid on a huge ring highway around Toronto that...
Provided by Massachusetts Institute of Technology
-
Webcasts
Diversifying Cities: Migration, Habitation, And Community Development
April 4, 2008, 12:00am PDT
The largest scale migration in human history, says the moderator, is potentially the most transformative as well. It's time to consider new frames for issues, he says - not rehash "Civic life as a...
Provided by Massachusetts Institute of Technology
-
Webcasts
Building Responsive Cities: Technology, Design, And Development
April 4, 2008, 12:00am PDT
Even as new super cities pop up around the world, with populations in the tens of millions, urban planning remains stuck in an older time. As the author says, "Amazingly very little progress has...
Provided by Massachusetts Institute of Technology
-
Webcasts
Bringing Management Tools And Ideas, Collaboration, And Learning-by-Doing To The Challenge Of Global Health Delivery
June 7, 2008, 12:00am PDT
The need for practice is a constant theme in the author's view of learning. Just as in music, sports, and chess, practice in management skills results in organizational improvement. That is why...
Provided by Massachusetts Institute of Technology
-
Webcasts
Beyond The Bench: Preparing MIT Students For The Challenges Of Global Leadership
October 3, 2008, 12:00am PDT
MIT produces students who are "Deep, entrepreneurial, passionate, diverse and active," says the author, the kind of talented individuals who should play major parts on the world stage. MIT has...
Provided by Massachusetts Institute of Technology
-
Webcasts
Human Simulations Of Language Learning
October 19, 2007, 12:00am PDT
One problem with machine models, says the author, is that "They don't try to learn what the human already knows," and the authors really aren't sure "How big a piece of the pie that is in the...
Provided by Massachusetts Institute of Technology
-
Webcasts
Earth Systems Engineering And Management
October 9, 2007, 12:00am PDT
If you take as a given that humans now live on a geoengineered planet, then what is the responsibility for the future? Before discussing how to deal with Earth systems, the author asks that we...
Provided by Massachusetts Institute of Technology
-
Webcasts
A Roadmap for the Edge of the Internet
April 8, 2008, 12:00am PDT
In the curious way of technological evolution, people first had computers that occupied entire rooms, watched them shrink to desktop, laptop and palm-sized devices, and now find ourselves coming...
Provided by Massachusetts Institute of Technology
-
Webcasts
Life Is Not Virtual
April 2, 2008, 12:00am PDT
The presenter characterizes the transformation of the world by digital technology as a second "Big Bang," a time of great possibility, but also of danger. This revolution is being advanced not by...
Provided by Massachusetts Institute of Technology
-
Webcasts
Emotion Machine: Commonsense Thinking, Artificial Intelligence, and the Future of the Human Mind
September 12, 2007, 12:00am PDT
Contemporary artificial intelligence researchers are taken to task in this talk by one of the world's preeminent scholars of artificial intelligence. The presenter is worried that after making...
Provided by Massachusetts Institute of Technology
-
White Papers
Explorations in Cyber International Relations (ECIR) Data Dashboard Report #1: CERT Data Sources and Prototype Dashboard System
August 10, 2009, 12:00am PDT
Growing global interconnection and interdependency of computer networks, in combination with increased sophistication of cyber attacks over time, demonstrate the need for better understanding of...
Provided by Massachusetts Institute of Technology
-
White Papers
Legal Challenges and Strategies for Comparison Shopping and Data Reuse
September 1, 2010, 12:00am PDT
New technologies have been continuously emerging to enable effective reuse of an ever-growing amount of data on the Web. Innovative firms can leverage the available technologies and data to...
Provided by Massachusetts Institute of Technology
-
White Papers
VPriv: Protecting Privacy in Location-Based Vehicular Services
June 2, 2009, 12:00am PDT
A variety of location-based vehicular services are currently being woven into the national transportation infrastructure in many countries. These include usage- or congestion-based road pricing,...
Provided by Massachusetts Institute of Technology
-
White Papers
Not-a-Bot: Improving Service Availability in the Face of Botnet Attacks
March 31, 2009, 12:00am PDT
A large fraction of email spam, Distributed Denial-of-Service (DDoS) attacks, and click-fraud on web advertisements are caused by traffic sent from compromised machines that form botnets. This...
Provided by Massachusetts Institute of Technology
-
White Papers
Wishbone: Profile-Based Partitioning for Sensor net Applications
June 2, 2009, 12:00am PDT
The ability to partition sensor network application code across sensor nodes and back-end servers is important for running complex, data-intensive applications on sensor platforms that have CPU,...
Provided by Massachusetts Institute of Technology
-
White Papers
Interference Avoidance and Control
September 28, 2008, 12:00am PDT
The throughput of a wireless network is often limited by interference caused by multiple concurrently active nodes. The conventional approach of using a "One-transmission-at-a-time" MAC protocol...
Provided by Massachusetts Institute of Technology
-
White Papers
FatVAP: Aggregating AP Backhaul Capacity to Maximize Throughput
February 23, 2008, 12:00am PST
It is increasingly common that computers in residential and hotspot scenarios see multiple Access Points (APs). These APs often provide high speed wireless connectivity but access the Internet via...
Provided by Massachusetts Institute of Technology
-
White Papers
XStream: A Signal-Oriented Data Stream Management System
November 27, 2007, 12:00am PST
Sensors capable of sensing phenomena at high data rates on the order of tens to hundreds of thousands of samples per second are now widely deployed in many industrial, civil engineering,...
Provided by Massachusetts Institute of Technology
-
White Papers
A World Wide Web Without Walls
October 30, 2007, 12:00am PDT
Today's Web depends on a particular pact between sites and users: sites invest capital and labor to create and market a set of features, and users gain access to these features by giving up...
Provided by Massachusetts Institute of Technology
-
White Papers
Holding the Internet Accountable
November 6, 2007, 12:00am PST
Today's IP network layer provides little to no protection against misconfiguration or malice. Despite some progress in improving the robustness and security of the IP layer, misconfiguration and...
Provided by Massachusetts Institute of Technology
-
White Papers
How to Construct a Correct and Scalable IBGP Conguration
January 1, 2011, 12:00am PST
The Internet's current inter domain routing protocol, BGP (Border Gateway Protocol), has two modes of operation: eBGP (external BGP), used to exchange routing information between autonomous...
Provided by Massachusetts Institute of Technology
-
White Papers
Peer-to-Peer Communication Across Network Address Translators
January 1, 2011, 12:00am PST
Network Address Translation (NAT) causes well-known difficulties for Peer-To-Peer (P2P) communication, since the peers involved may not be reachable at any globally valid IP address. Several NAT...
Provided by Massachusetts Institute of Technology
-
White Papers
Nectar: Automatic Management of Data and Computation in Datacenters
September 20, 2010, 12:00am PDT
Managing data and computation is at the heart of datacenter computing. Manual management of data can lead to data loss, wasteful consumption of storage, and laborious bookkeeping. Lack of proper...
Provided by Massachusetts Institute of Technology
-
White Papers
A Simple Message-Passing Algorithm for Compressed Sensing
October 23, 2010, 12:00am PDT
Recovery of a vector x from measurements of the form y = Ax has been of central interest in the compressed sensing literature. When restricted to binary vectors, this has been of interest in the...
Provided by Massachusetts Institute of Technology
-
White Papers
Co-Designing Multi-Packet Reception, Network Coding, and MAC Using a Simple Predictive Model
January 30, 2011, 12:00am PST
The authors design a cross-layer approach to optimize the joint use of multi-packet reception and network coding, in order to relieve congestion. The authors construct a model for the behavior of...
Provided by Massachusetts Institute of Technology
-
White Papers
Robust Distributed Routing in Dynamical Flow Networks - Part I: Locally Responsive Policies and Weak Resilience
March 25, 2011, 12:00am PDT
Robustness of distributed routing policies is studied for dynamical flow networks, with respect to adversarial disturbances that reduce the link flow capacities. A dynamical flow network is...
Provided by Massachusetts Institute of Technology
-
White Papers
Articulated Mesh Animation From Multi-View Silhouettes
May 7, 2008, 12:00am PDT
Details in mesh animations are difficult to generate but they have great impact on visual quality. In this work, the authors demonstrate a practical software system for capturing such details from...
Provided by Massachusetts Institute of Technology
-
White Papers
Knowledge Flow Analysis for Security Protocols
February 1, 2008, 12:00am PST
Knowledge flow analysis offers a simple and flexible way to find flaws in security protocols. A protocol is described by a collection of rules constraining the propagation of knowledge amongst...
Provided by Massachusetts Institute of Technology
-
White Papers
Deterministic Network Model Revisited: An Algebraic Network Coding Approach
March 5, 2011, 12:00am PST
The capacity of multiuser networks has been a longstanding problem in information theory. Recently, Avestimehr et al. have proposed a deterministic network model to approximate multiuser wireless...
Provided by Massachusetts Institute of Technology
-
White Papers
Collision Helps Algebraic Collision Recovery for Wireless Erasure Networks
January 12, 2010, 12:00am PST
Current medium access control mechanisms are based on collision avoidance and collided packets are discarded. The recent work on ZigZag decoding departs from this approach by recovering the...
Provided by Massachusetts Institute of Technology
-
White Papers
Compressive Sensing Over Networks
December 4, 2010, 12:00am PST
In this paper, the authors demonstrate some applications of compressive sensing over networks. They make a connection between compressive sensing and traditional information theoretic techniques...
Provided by Massachusetts Institute of Technology
-
White Papers
On the Spectral Efficiency of Links With Multi-Antenna Receivers in Non-Homogenous Wireless Networks
December 6, 2010, 12:00am PST
An asymptotic technique is developed to find the Signal-to-Interference-plus-Noise-Ratio (SINR) and spectral efficiency of a link with N receiver antennas in wireless networks with non-homogeneous...
Provided by Lincoln Laboratory, Massachusetts Institute of Technology
-
White Papers
Algebraic Watchdog: Mitigating Misbehavior in Wireless Network Coding
November 17, 2010, 12:00am PST
The authors propose a secure scheme for wireless network coding, called the algebraic watchdog. By enabling nodes to detect malicious behaviors probabilistically and use overheard messages to...
Provided by Massachusetts Institute of Technology
-
White Papers
Gossiping With Multiple Messages
February 7, 2008, 12:00am PST
This paper investigates the dissemination of multiple pieces of information in large networks where users contact each other in a random uncoordinated manner, and users upload one piece per unit...
Provided by Massachusetts Institute of Technology
-
White Papers
Exact Distance Oracles for Planar Graphs
April 12, 2011, 12:00am PDT
A fast shortest-path query data structure may be of use whenever an application needs to compute shortest path distances between some but not all pairs of nodes. Indeed, shortest-path query...
Provided by Massachusetts Institute of Technology
-
White Papers
Local Multicoloring Algorithms: Computing a Nearly-Optimal TDMA Schedule in Constant Time
February 11, 2009, 12:00am PST
In this paper, the authors look at a variant of the standard vertex coloring problem that they name graph multicoloring. Given an n-node graph G = (V, E), the goal is to assign a set Sv of colors...
Provided by Massachusetts Institute of Technology
-
White Papers
Analyzing Network Coding Gossip Made Easy
October 4, 2010, 12:00am PDT
The authors give a new technique to analyze the stopping time of gossip protocols that are based on Random Linear Network Coding (RLNC). The analysis drastically simplifies, extends and...
Provided by Massachusetts Institute of Technology
-
White Papers
Broadcasting in Time-Division Duplexing: A Random Linear Network Coding Approach
March 25, 2009, 12:00am PDT
The authors study random linear network coding for broadcasting in time division duplexing channels. They assume a packet erasure channel with nodes that cannot transmit and receive information...
Provided by Massachusetts Institute of Technology
-
White Papers
Security Impact Ratings Considered Harmful
April 26, 2009, 12:00am PDT
In this paper, the authors question the common practice of assigning security impact ratings to OS updates. Specifically, they present evidence that ranking updates by their perceived security...
Provided by Massachusetts Institute of Technology
-
Webcasts
The Art Of Science Communication
October 14, 2010, 12:00am PDT
You wouldn't know that the moderator felt nervous in advance of addressing this audience of neuroscientists. In his trademark style, moderator chats up the crowd like an old friend, sharing...
Provided by Massachusetts Institute of Technology
-
Webcasts
Open Payment, A New Approach To Public Transportation Fare Collection
October 19, 2010, 12:00am PDT
Soon, a ticket to ride won't require paper coupons, tokens, human vendors, or even Boston's CharlieCard. Urban transit is abandoning a century old payment system for sophisticated digital payment...
Provided by Massachusetts Institute of Technology
-
Webcasts
Negotiating The Gulf Disaster
October 26, 2010, 12:00am PDT
The Gulf Oil spill hurt many individuals and businesses, and there is broad agreement that they deserve compensation. But working out the nuances of damage payment is no simple matter, as the...
Provided by Massachusetts Institute of Technology
-
Webcasts
Humanities In The Digital Age
October 20, 2010, 12:00am PDT
Reports of the demise of the humanities are exaggerated, suggest these panelists, but there may be reason to fear its loss of relevance. Three scholars whose work touches a variety of disciplines...
Provided by Massachusetts Institute of Technology
-
Webcasts
The Financial Crisis, The Recession, And The American Political Economy: A Systemic Perspective
November 9, 2010, 12:00am PST
The author shows how useful a varied background in math, political science and business can be, as he dissects the complexities and recent crisis of the U.S. financial system. In a lecture that...
Provided by Massachusetts Institute of Technology
-
Webcasts
The Future Is Gray, Small & Female: Disruptive Demographics And Transportation Tomorrow
November 2, 2010, 12:00am PDT
If the prospect of aging and infirmity seems remote, you could use some time with AGNES (Age Gain Now Empathy System), a wearable apparatus that approximates "What it feels like to be a...
Provided by Massachusetts Institute of Technology
-
Webcasts
Relaunching Growth In Europe
December 6, 2010, 12:00am PST
The presenter finds it difficult to witness the calamitous decline of Spain, a nation he led to robust economic health as prime minister from 1996 to 2004. The gains during his administration have...
Provided by Massachusetts Institute of Technology
-
Webcasts
Communications In Slow-Moving Crises
November 18, 2010, 12:00am PST
What's a journalist to do when a major story must be coaxed reluctantly into public view, or emerges on what seems like a geological time scale? These panelists discuss how to approach slowly...
Provided by Massachusetts Institute of Technology
-
Webcasts
Perceptive Mobile Robots Working Safely Alongside Humans
December 7, 2010, 12:00am PST
Although we are still far from the moment of singularity, or even Star Wars 'Droids, we can anticipate robot colleagues in the near future, believes by the author. The author is developing...
Provided by Massachusetts Institute of Technology
-
Webcasts
The Evolution Of Economic Science: Individual And Firm Behavior
January 27, 2011, 12:00am PST
The astonishing contributions MIT has made to the world of economics emerged from "A melting pot of analytical tools and mathematical methods, mixed with a healthy interest in real world...
Provided by Massachusetts Institute of Technology
-
Webcasts
The Evolution Of Economic Science: Macroeconomics, Growth, And Development
January 27, 2011, 12:00am PST
This webcast first looks inward, at the evolution of macroeconomics in the past century, and the emergence of microeconomic foundations in macroeconomics, then shifts outward, to the application...
Provided by Massachusetts Institute of Technology
-
Webcasts
Economic Policy Challenges: Macroeconomics And Fiscal Policy
January 27, 2011, 12:00am PST
The economists, MIT PhDs all, ponder what remains in the macroeconomist's toolkit to pull the U.S., and much of the developed world, out of recession. They discuss aspects of fiscal and monetary...
Provided by Massachusetts Institute of Technology
-
Webcasts
Gaza In Crisis
January 21, 2011, 12:00am PST
Two speakers steeped in the ongoing crisis of the Middle East describe abominable conditions for Palestinians living inside Gaza, which has been blockaded by Israel since 2007. They demand urgent...
Provided by Massachusetts Institute of Technology
-
Webcasts
Economic Policy Challenges: Microeconomics And Regulation
January 27, 2011, 12:00am PST
Given its contributions to policy and practice in such key sectors as health care, industrial organization and technological innovation, and energy and the environment, microeconomics may not be...
Provided by Massachusetts Institute of Technology
-
Webcasts
The Evolution Of Financial Technology
January 28, 2011, 12:00am PST
An unmistakable glow of nostalgia rises from this reunion of "Five of the founding fathers of modern finance," in the words of the moderator. The speakers reminisce about their start in economics,...
Provided by Massachusetts Institute of Technology
-
Webcasts
The Growth Of Cryptography
February 8, 2011, 12:00am PST
It's not every day that Euclid appears in public with "Alice and Bob," but in a lecture spanning a few thousand years, the presenter summons these and other notables in his history of...
Provided by Massachusetts Institute of Technology
-
Webcasts
Finance In Action
January 28, 2011, 12:00am PST
The moderator introduces the panelists as distinguished academics and practitioners who share not only their status as MIT alums, but also their innovative application of finance theory to...
Provided by Massachusetts Institute of Technology
-
Webcasts
The Future Of Finance
January 28, 2011, 12:00am PST
In this webcast, the author chooses not to focus on the financial crisis. It is clear to him there were "Fools and knaves," as well as "Many structural elements that would have happened even if...
Provided by Massachusetts Institute of Technology
-
White Papers
Structured Streams: A New Transport Abstraction
August 31, 2007, 12:00am PDT
Internet applications currently have a choice between stream and datagram transport abstractions. Datagrams efficiently support small transactions and streams are suited for long-running...
Provided by Massachusetts Institute of Technology
-
White Papers
Usher: Improving Data Quality With Dynamic Forms
March 20, 2009, 12:00am PDT
Data quality is a critical problem in modern databases. Data entry forms present the first and arguably best opportunity for detecting and mitigating errors, but there has been little research...
Provided by Massachusetts Institute of Technology
-
White Papers
F2F: Reliable Storage in Open Networks
January 1, 2011, 12:00am PST
A major hurdle to deploying a distributed storage infrastructure in peer-to-peer systems is storing data reliably using nodes that have little incentive to remain in the system. The authors argue...
Provided by Massachusetts Institute of Technology
-
White Papers
Proactive Replication for Data Durability
January 1, 2011, 12:00am PST
Many wide area storage systems replicate data for durability. A common way of maintaining the replicas is to detect node failures and respond by creating additional copies of objects that were...
Provided by Massachusetts Institute of Technology
-
White Papers
Pastwatch: A Distributed Version Control System
January 1, 2011, 12:00am PST
Pastwatch is a version control system that acts like a traditional client-server system when users are connected to the network; users can see each other's changes immediately after the changes...
Provided by Massachusetts Institute of Technology
-
White Papers
Geographic Routing Without Planarization
January 1, 2011, 12:00am PST
The authors present a new geographic routing algorithm, the Greedy Distributed Spanning Tree Routing (GDSTR), that finds shorter routes and generates less maintenance traffic than previous...
Provided by Massachusetts Institute of Technology
-
White Papers
Peering Peer-To-Peer Providers
January 1, 2011, 12:00am PST
The early peer-to-peer applications eschewed commercial arrangements and instead established a grass-roots model in which the collection of end-users provided their own distributed computational...
Provided by Massachusetts Institute of Technology
-
White Papers
Modeling Computational Security in Long-Lived Systems, Version 2
November 21, 2008, 12:00am PST
For many cryptographic protocols, security relies on the assumption that adversarial entities have limited computational power. This type of security degrades progressively over the lifetime of a...
Provided by Massachusetts Institute of Technology
-
White Papers
Performance of Multihop Wireless Networks: Shortest Path Is Not Enough
January 1, 2011, 12:00am PST
Existing wireless ad hoc routing protocols typically find routes with the minimum hop-count. This paper presents experimental evidence from two wireless test-beds which shows that there are...
Provided by Massachusetts Institute of Technology
-
White Papers
Modeling Computational Security in Long-Lived Systems
June 26, 2008, 12:00am PDT
For many cryptographic protocols, security relies on the assumption that adversarial entities have limited computational power. This type of security degrades progressively over the lifetime of a...
Provided by Massachusetts Institute of Technology
-
White Papers
Stability Analysis of Explicit Congestion Control Protocols
July 30, 2007, 12:00am PDT
To demonstrate the stability of fluid-flow models of protocols (modifications to TCP such as STCP, FAST and HSTCP as well as new congestion control algorithms, such as the explicit Control...
Provided by Massachusetts Institute of Technology
-
White Papers
On the Scaling Law of Network Coding Gains in Wireless Networks
August 24, 2007, 12:00am PDT
The authors study the scaling law governing the delay gains of network coding as compared to traditional transmission strategies in unreliable wireless networks. The authors distinguish between...
Provided by Massachusetts Institute of Technology
-
White Papers
Competitive Scheduling in Wireless Collision Channels With Correlated Channel State
November 29, 2008, 12:00am PST
The authors consider a wireless collision channel, shared by a finite number of mobile users who transmit to a common base station. Each user wishes to optimize its individual network utility that...
Provided by Massachusetts Institute of Technology
-
White Papers
Completion Time Minimization and Robust Power Control in Wireless Packet Networks
December 18, 2008, 12:00am PST
A wireless packet network is considered in which each user transmits a stream of packets to its destination. The transmit power of each user interferes with the transmission of all other users. A...
Provided by Massachusetts Institute of Technology
-
White Papers
Near-Optimal Power Control in Wireless Networks: A Potential Game Approach
December 26, 2009, 12:00am PST
The authors study power control in a multi-cell CDMA wireless system whereby self-interested users share a common spectrum and interfere with each other. The objective is to design a power control...
Provided by Massachusetts Institute of Technology
-
White Papers
Dynamic Rate Allocation in Fading Multiple Access Channels
January 7, 2008, 12:00am PST
The authors consider the problem of rate allocation in a fading Gaussian Multiple-Access Channel (MAC) with fixed transmission powers. The goal is to maximize a general concave utility function of...
Provided by Massachusetts Institute of Technology
-
White Papers
Resource Allocation in Multiple Access Channels
November 25, 2007, 12:00am PST
The authors consider the problem of rate allocation in a Gaussian multiple-access channel, with the goal of maximizing a utility function over transmission rates. In contrast to the literature...
Provided by Massachusetts Institute of Technology
-
White Papers
On the Delay and Throughput Gains of Coding in Unreliable Networks
August 1, 2007, 12:00am PDT
In an unreliable packet network setting, the authors study the performance gains of optimal transmission strategies in the presence and absence of coding capability at the transmitter, where...
Provided by Massachusetts Institute of Technology
-
White Papers
Competition, Market Coverage, and Quality Choice in Interconnected Platforms
June 15, 2009, 12:00am PDT
The authors study duopoly competition between two interconnected Internet Service Providers (ISP) that compete in quality and prices for both Content Providers (CP) and consumers. They develop a...
Provided by Massachusetts Institute of Technology
-
White Papers
Accelerated Dual Descent for Network Optimization
September 27, 2010, 12:00am PDT
Dual descent methods are commonly used to solve network optimization problems because their implementation can be distributed through the network. However, their convergence rates are typically...
Provided by Massachusetts Institute of Technology
-
White Papers
A Queue-Length-Based Randomized Scheduler for Wireless Networks
November 25, 2007, 12:00am PST
Dynamic queue-length-based schedulers have been shown to maximize the throughput performance of data networks. However, for interference-limited networks, such as wireless and sensor networks,...
Provided by Massachusetts Institute of Technology
-
White Papers
Algebraic Network Coding Approach to Deterministic Wireless Relay Networks
September 27, 2010, 12:00am PDT
The deterministic wireless relay network model, introduced by Avestimehr et al., has been proposed for approximating Gaussian relay networks. This model, known as the ADT network model, takes into...
Provided by Massachusetts Institute of Technology
Keep Up with TechRepublic
Submit a Paper
Get your content listed in our directory!
Our directory is the largest library of vendor-supplied technical content on the Web. It’s also the first place IT decision makers turn to when researching technology solutions. Our members are already finding your competitors’ papers here - shouldn’t they find yours, too? It's FREE so click here and submit your white paper, case study, data sheet, research report, or other document today!
