Metabuscador

Filtrado por:

Temas

Electrical Engineering and Computer Science. (36)
Sloan School of Management. (17)
AI (14)
Architecture. (14)
Management of Technology Program. (14)
Más...

Año

2002 (40)
2001 (36)
2000 (11)
1999 (15)
1997 (12)
1996 (11)
Más...

Aproximadamente 478 registro(s) hasta el momento: (knowledge)

Mostrar 10 | 50 | 100 resultados por página

Recurso libre

Knowledge Base Integration: What Can We Learn from Database Integration Research?
Lee, Jintae

Formato:
Enlaces:	This paper examines the issues and the solutions that have been studied in database (DB) integration research and tries to draw lessons from them for knowledge base (KB) integration.
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

Emerging technology intelligence : scanning and monitoring for strategic planning
Brockley, Ellen M. (Ellen Marie), 1961-

Formato:	Thesis
Enlaces:	In recent years we have seen a confluence of science and technology that portends great impact to business strategy and product development. Just as physicists, chemists and biologists have extended their knowledge to other fields in pursuit of their own…
Fecha:	2005-06-02
Recurso:	MIT

Recurso libre

Banking channel management : global trends and strategies
Catalan, Renato Teixeira

Formato:	Thesis
Enlaces:	Banking channel management has become a crucial component in the drive for improved efficiency. Since the channel is the interlocutor between customers and products, banks are leveraging their knowledge of channels to efficiently address perfect product portfolio through the most…
Fecha:	2005-06-02
Recurso:	MIT

Recurso libre

A robust optimization approach to supply chains and revenue management
Thiele, Aurélie, 1977-

Formato:	Thesis
Enlaces:	The contribution of this thesis is to provide a tractable framework for supply chains and revenue management problems subject to uncertainty that gives insight into the structure of the optimal policy and requires little knowledge of the underlying probability distributions.…
Fecha:	2005-05-17
Recurso:	MIT

Recurso libre

Cognitive-developmental learning for a humanoid robot : a caregiver's gift
Arsenio, Artur Miguel Do Amaral, 1972-

Formato:	Thesis
Enlaces:	(cont.) which are then applied to developmentally acquire new object representations. The humanoid robot therefore sees the world through the caregiver's eyes. Building an artificial humanoid robot's brain, even at an infant's cognitive level, has been a long quest which…
Fecha:	2005-09-27
Recurso:	MIT

Recurso libre

Automated Information Extraction to Support Biomedical Decision Model Construction: A Preliminary Design
Li, Xiaoli - Leong, Tze Yun

Formato:	Article
Enlaces:	We propose an information extraction framework to support automated construction of decision models in biomedicine. Our proposed technique classifies text-based documents from a large biomedical literature repository, e.g., MEDLINE, into predefined categories, and identifies important keywords for each category based…
Fecha:	2003-12-13
Recurso:	MIT

Recurso libre

A Lexical Conceptual Approach to Generation for Machine Translation
Dorr, Bonnie J.

Formato:
Enlaces:	Current approaches to generation for machine translation make use of direct-replacement templates, large grammars, and knowledge-based inferencing techniques. Not only are rules language-specific, but they are too simplistic to handle sentences that exhibit more complex phenomena. Furthermore, these systems are…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

Extracting Qualitative Dynamics from Numerical Experiments
Yip, Kenneth Man-Kam

Formato:
Enlaces:	The Phase Space is a powerful tool for representing and reasoning about the qualitative behavior of nonlinear dynamical systems. Significant physical phenomena of the dynamical system---periodicity, recurrence, stability and the like---are reflected by outstanding geometric features of the trajectories in…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

Formalizing Reusable Software Components in the Programmer's Apprentice
Rich, Charles - Waters, Richard C.

Formato:
Enlaces:	There has been a long-standing desire in computer science for a way of collecting and using libraries of standard software components. The limited success in actually doing this stems not from any resistance to the idea, nor from any lack…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

10.

Cognitive conflict in learning three-dimensional space station structures
Benveniste, David, 1977-

Formato:	Thesis
Enlaces:	(cont.) reached very high values early in the experiment and was significantly but slightly lower in FC than in GC. The target position relative to the subject's body did not affect performance, but subjects responded significantly faster when they were…
Fecha:	2005-09-06
Recurso:	MIT

Recurso libre

11.

Using Analogy to Acquire Commonsense Knowledge from Human Contributors
Chklovski, Timothy

Formato:
Enlaces:	The goal of the work reported here is to capture the commonsense knowledge of non-expert human contributors. Achieving this goal will enable more intelligent human-computer interfaces and pave the way for computers to reason about our world. In the domain…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

12.

Technological capability catching up : follow the normal way or deviate
Gao, Xudong, 1966-

Formato:	Thesis
Enlaces:	The thesis explores a puzzle in technological capability development: many firms in China follow the "normal" way of technological capability development suggested by the existing literature but have not made much progress, while some firms that deviate from the "normal"…
Fecha:	2005-10-14
Recurso:	MIT

Recurso libre

13.

Leveraging Learning and Language Via Communication Bootstrapping
Beal, Jacob

Formato:
Enlaces:	In a Communication Bootstrapping system, peer components with different perceptual worlds invent symbols and syntax based on correlations between their percepts. I propose that Communication Bootstrapping can also be used to acquire functional definitions of words and causal reasoning knowledge.…
Fecha:	2004-10-08
Recurso:	MIT

Recurso libre

14.

Modeling and analysis of gene expression arrays
Duggar, Keith Howard, 1976-

Formato:	Thesis
Enlaces:	Gene expression arrays are a technology used to measure quantities of messenger ribonucleic acid (mRNA). Application of the technology involves a variety of physical processes beginning with the acquisition of mRNA samples and ending with the fluorescence imaging of a…
Fecha:	2005-10-14
Recurso:	MIT

Recurso libre

15.

Experiential learning environments for structural behavior
Viteri, Victor R. (Victor Raul)

Formato:	Thesis
Enlaces:	Computers have dramatically changed the nature of structural engineering practice by shifting work from process-oriented tasks, such as performing hand calculations and drafting, to structural modeling and interpretation of computer results. To perform these new functions, engineers need to have…
Fecha:	2005-10-14
Recurso:	MIT

Recurso libre

16.

A tool for hemodynamic data analysis
Garg, Deepali, 1982-

Formato:	Thesis
Enlaces:	Nearly 2% of all live births are very premature (gestational age less than 32 weeks), and 50% of all new cases of cerebral palsy occur in survivors of premature birth (gestational age less than 37 weeks). Because of their underdeveloped…
Fecha:	2005-09-26
Recurso:	MIT

Recurso libre

17.

Waves, currents, and sediment transport in the surf zone along long, straight beaches
Tajima, Yoshimitsu, 1972-

Formato:	Thesis
Enlaces:	This study presents a theoretical model for predictions of near-shore hydrodynamic characteristics and the local sediment transport rate along long, straight beaches. The wave may be periodic or random, the beach may be plane or barred, and the bed may…
Fecha:	2005-10-14
Recurso:	MIT

Recurso libre

18.

Applying axiomatic design methodology to enable adaptation of clinical guidelines to local contexts
Denekamp, Yaron, 1963-

Formato:	Thesis
Enlaces:	Background: Local adaptation of guidelines may increase compliance with guidelines that have been developed at a national level and are often not used in practice because of contextual factors. We have developed a representation scheme known as HieroGLIF, that facilitates…
Fecha:	2005-09-27
Recurso:	MIT

Recurso libre

19.

Decision support tools for urban air quality management
San Martini, Federico M. (Federico Matteo), 1973-

Formato:	Thesis
Enlaces:	This thesis developed and applied tools to bridge the gap between available data and action for urban air quality management, focusing on strategies to reduce particle concentrations. One of the principal thesis contributions is a Bayesian method to exploit the…
Fecha:	2005-10-14
Recurso:	MIT

Recurso libre

20.

Surviving the Information Explosion: How People Find Their Electronic Information
Alvarado, Christine - Teevan, Jaime - Ackerman, Mark S. - Karger, David

Formato:
Enlaces:	We report on a study of how people look for information within email, files, and the Web. When locating a document or searching for a specific answer, people relied on their contextual knowledge of their information target to help them…
Fecha:	2004-10-08
Recurso:	MIT

Recurso libre

21.

The Essential Dynamics Algorithm: Essential Results
Martin, Martin C.

Formato:
Enlaces:	This paper presents a novel algorithm for learning in a class of stochastic Markov decision processes (MDPs) with continuous state and action spaces that trades speed for accuracy. A transform of the stochastic MDP into a deterministic one is presented…
Fecha:	2004-10-08
Recurso:	MIT

Recurso libre

22.

Segmentation and Alignment of Speech and Sketching in a Design Environment
Adler, Aaron D.

Formato:
Enlaces:	Sketches are commonly used in the early stages of design. Our previous system allows users to sketch mechanical systems that the computer interprets. However, some parts of the mechanical system might be too hard or too complicated to express in…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

23.

Spatiotemporal brain imaging and modeling
Lin, Fa-Hsuan, 1972-

Formato:	Thesis
Enlaces:	This thesis integrates hardware development, data analysis, and mathematical modeling to facilitate our understanding of brain cognition. Exploration of these brain mechanisms requires both structural and functional knowledge to (i) reconstruct the spatial distribution of the activity, (ii) to estimate…
Fecha:	2005-06-02
Recurso:	MIT

Recurso libre

24.

Vibration and crack detection in gas turbine engine compressor blades using Eddy current sensors
Lackner, Matthew, 1980-

Formato:	Thesis
Enlaces:	(cont.) in the ECS signal, no definitive method for sensing blade vibration using an ECS has yet been developed., High cycle fatigue (HCF) cracks generated by compressor blade vibrations are a common source of failure in gas turbine engines. Current…
Fecha:	2005-09-27
Recurso:	MIT

Recurso libre

25.

Dynamic power allocation and routing for satellite and wireless networks with time varying channels
Neely, Michael J. (Michael James), 1975-

Formato:	Thesis
Enlaces:	Satellite and wireless networks operate over time varying channels that depend on attenuation conditions, power allocation decisions, and inter-channel interference. In order to reliably integrate these systems into a high speed data network and meet the increasing demand for high…
Fecha:	2005-05-17
Recurso:	MIT

Recurso libre

26.

A meta-language for systems architecting
Koo, Hsuehyung Benjamin, 1967-

Formato:	Thesis
Enlaces:	(cont.) To demonstrate its practical value in large-scale engineering systems, the research applied OPN to two space exploration programs and one aircraft design problem. In our experiments, OPN was able to significantly change the modeling and architectural reasoning process by…
Fecha:	2005-09-26
Recurso:	MIT

Recurso libre

27.

Border-crossing knowledge networking among multinational firms : the case of R&D facilities
Shirvani-Mahdavi, Ali (Ali Agha), 1965-

Formato:	Thesis
Enlaces:	(cont.) which is expected, given their additional knowledge resources. The respondents' urgency in looking for the relevant knowledge is the primary explanation for this difference between the two networks. This difference in knowledge networking among the different groups did not…
Fecha:	2005-09-27
Recurso:	MIT

Recurso libre

28.

2.5 D Cavity Balancing
Jin, S. - Lam, Yee Cheong

Formato:	Article
Enlaces:	Cavity balancing is the process of altering the flow front within a cavity through thickness and design changes such that the desired fill pattern is achieved. The 2 dimensional (2D) cavity-balancing algorithm, developed by Lam and Seow [1] can only…
Fecha:	2003-12-23
Recurso:	MIT

Recurso libre

29.

Re-engineering knowledge networks for development
Raghavan, Amrith, 1976-

Formato:	Thesis
Enlaces:	This thesis examines the evolution of Internet based knowledge networks (e-knowledge networks) in the domain of sustainable development. The objective of this thesis is to use an engineering systems approach to understand knowledge networks, identify the barriers to their sustainability…
Fecha:	2005-06-02
Recurso:	MIT

Recurso libre

30.

Computer System for Visual Recognition Using Active Knowledge
Freuder, Eugene C.

Formato:
Enlaces:	A system for visual recognition is described, with implications for the general problem of representation of knowledge to assist control. The immediate objective is a computer system that will recognize objects in a visual scene, specifically hammers. The computer receives…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

31.

Power plant degradation : a modular secondary plant and integral flow accelerated corrosion model
Van der Helm, Mark Johan, 1972-

Formato:	Thesis
Enlaces:	Flow Accelerated Corrosion (FAC) is the most prevalent material degradation mechanism for low carbon steel in steam-water flow systems. The band of uncertainty in predictions of wear rate due to FAC spans one to two orders of magnitude. Such a…
Fecha:	2005-08-23
Recurso:	MIT

Recurso libre

32.

The Role of Knowledge in Visual Shape Representation
Saund, Eric

Formato:
Enlaces:	This report shows how knowledge about the visual world can be built into a shape representation in the form of a descriptive vocabulary making explicit the important geometrical relationships comprising objects' shapes. Two computational tools are offered: (1) Shapestokens are…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

33.

Transferring, Translating and Transforming: An Integrative Framework
Carlile, Paul

Formato:	Working Paper
Enlaces:	Organizations must establish processes for managing knowledge across boundaries because of the specialized and task-dependent forms of knowledge required to deliver products and services. To address this challenge an integrative framework is developed that identifies and integrates the value of…
Fecha:	2003-12-18
Recurso:	MIT

Recurso libre

34.

Consensus Knowledge Acquisition
Trice, Andrew - Davis, Randall

Formato:
Enlaces:	We have developed a method and prototype program for assisting two experts in their attempts to construct a single, consensus knowledge base. We show that consensus building can be effectively facilitated by a debugging approach that identifies, explains, and resolves…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

35.

D-SCRIPT: A Computational Theory of Descriptions
Moore, Robert C.

Formato:
Enlaces:	This paper descries D-SCRIPT, a language for representing knowledge in artificial intelligence programs. D-SCRIPT contains a powerful formalism for descriptions, which permits the representation of statements that are problematical for other systems. Particular attention is paid to problems of opaque…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

36.

The Structure of Mathematical Knowledge
Michener, Edwina Rissland

Formato:
Enlaces:	This report develops a conceptual framework in which to talk about mathematical knowledge. There are several broad categories of mathematical knowledge: results which contain the traditional logical aspects of mathematics; examples which contain illustrative material; and concepts which include formal…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

37.

Improving Data Quality Through Effective Use of Data Semantics
Madnick, Stuart E.

Formato:	Article
Enlaces:	Data quality issues have taken on increasing importance in recent years. In our research, we have discovered that many “data quality” problems are actually “data misinterpretation” problems – that is, problems with data semantics. In this paper, we first illustrate…
Fecha:	2003-12-13
Recurso:	MIT

Recurso libre

38.

Essays on innovation, leadership, and growth
Jones, Benjamin F. (Benjamin Felt), 1972-

Formato:	Thesis
Enlaces:	The first two chapters of this thesis investigate a possibly fundamental aspect of technological progress. If knowledge accumulates as technology progresses, then successive generations of innovators may face an increasing educational burden, forcing them to spend longer periods in education…
Fecha:	2005-08-24
Recurso:	MIT

Recurso libre

39.

Explicit Control of Reasoning
Kleer, Johan de - Doyle, Jon - Steele, Guy L., Jr. - Sussman, Gerald Jay

Formato:
Enlaces:	The construction of expert problem-solving systems requires the development of techniques for using modular representations of knowledge without encountering combinatorial explosions in the solution effort. This report describes an approach to dealing with this problem based on making some knowledge…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

40.

Qualitative Knowledge, Casual Reasoning and the Localization of Failures
Brown, Allen

Formato:
Enlaces:	This report investigates some techinques appropriate to representing the knowledge necessary for understanding a class of electronic machines -- radio receivers. A computational performance model - WATSON - is presented. WATSONs task is to isolate failures in radio receivers whose…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

41.

Mapping the R&D knowledge network, Mapping the research and development knowledge network
Liew, Kou-Yew, 1972-

Formato:	Thesis
Enlaces:	Knowledge networks have received a significant amount of attention in the past few decades as people look beyond corporate governance and resource-based approaches to uncover sources of competitive advantage. While this area of research is useful for organizations in general,…
Fecha:	2005-06-02
Recurso:	MIT

Recurso libre

42.

Learning commonsense categorical knowledge in a thread memory system
Stamatoiu, Oana L. (Oana Liana), 1981-

Formato:	Thesis
Enlaces:	If we are to understand how we can build machines capable of broad purpose learning and reasoning, we must first aim to build systems that can represent, acquire, and reason about the kinds of commonsense knowledge that we humans have…
Fecha:	2005-06-02
Recurso:	MIT

Recurso libre

43.

Using English For Indexing and Retrieving
Katz, Boris

Formato:
Enlaces:	This paper describes a natural language system START. The system analyzes English text and automatically transforms it into an appropriate representation, the knowledge base, which incorporates the information found in the text. The user gains access to information stored in…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

44.

A Computational Model for the Acquisition and Use of Phonological Knowledge
Yip, Kenneth - Sussman, Gerald Jay

Formato:
Enlaces:	Does knowledge of language consist of symbolic rules? How do children learn and use their linguistic knowledge? To elucidate these questions, we present a computational model that acquires phonological knowledge from a corpus of common English nouns and verbs. In…
Fecha:	2004-10-08
Recurso:	MIT

Recurso libre

45.

Qualitative and Quantitative Knowledge in Classical Mechanics
Kleer, Johan De

Formato:
Enlaces:	This thesis investigates what knowledge is necessary to solve mechanics problems. A program NEWTON is described which understands and solves problems in mechanics mini-world of objects moving on surfaces. Facts and equations such as those given in mechanics text need…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

46.

City knowledge : an emergent information infrastructure for sustainable urban maintenance, management and planning
Carrera, Fabio, 1961-

Formato:	Thesis
Enlaces:	(cont.) updates. It produces plan-ready information, by exploiting the self-serving and opportunistic pursuit of instant return-on-investment by frontline offices. Thanks to its emergent qualities, City Knowledge engenders unexpected plan-demanding situations, where the ability to conduct second-order analyses leads to deeper…
Fecha:	2005-09-27
Recurso:	MIT

Recurso libre

47.

Learning Commonsense Categorical Knowledge in a Thread Memory System
Stamatoiu, Oana L.

Formato:
Enlaces:	If we are to understand how we can build machines capable of broad purpose learning and reasoning, we must first aim to build systems that can represent, acquire, and reason about the kinds of commonsense knowledge that we humans have…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

48.

ONTIC: A Knowledge Representation System for Mathematics
McAllester, David Allen

Formato:
Enlaces:	Ontic is an interactive system for developing and verifying mathematics. Ontic's verification mechanism is capable of automatically finding and applying information from a library containing hundreds of mathematical facts. Starting with only the axioms of Zermelo-Fraenkel set theory, the Ontic…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

49.

Transferring, Translating and Transforming: An Integrative Framework
Carlile, Paul

Formato:	Working Paper
Enlaces:	Organizations must establish processes for managing knowledge across boundaries because of the specialized and task-dependent forms of knowledge required to deliver products and services. To address this challenge an integrative framework is developed that identifies and integrates the value of…
Fecha:	2003-12-10
Recurso:	MIT

Recurso libre

50.

Spatial Knowledge
Kuipers, Benjamin

Formato:
Enlaces:	This paper introduces a model of spatial cognition to describe the states of partial knowledge that people have about the spatial structure of a large-scale environment. Spatial knowledge has several different representations, each of which captures one aspect of the…
Fecha:	2004-10-01
Recurso:	MIT