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Aproximadamente 4952 registro(s) hasta el momento: (knowledge)

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Recurso libre

Procedures as a Representation for Data in a Computer Program for Understanding Natural Language
Winograd, Terry

Formato:
Enlaces:	This paper describes a system for the computer understanding of English. The system answers questions, executes commands, and accepts information in normal English dialog. It uses semantic information and context to understand discourse and to disambiguate sentences. It combines a…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

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

Del aprender al enseñar a leer: ¿un abismo superado?, Fom learning to "teaching" how to read: an overcome abyss?
Rubiano Albornoz, Elisabel

Formato:	Texto
Enlaces:	Desde hace algún tiempo creemos, en el seno de la docencia infantil, haber superado las incógnitas respecto a la iniciación de la lectura. Las investigaciones psicogenéticas nos han referido con detalle el papel que protagonizan los niños y niñas en…
Fecha:	2009-01-29
Recurso:	Universidad de los Andes Venezuela

Recurso libre

Caracterización del mercado laboral del sector hotelero del estado Mérida, Venezuela, Characterization of the labor market in the field of state hotel Mérida, Venezuela
Villasmil R., María A. - Andrade, Henry

Formato:	Texto
Enlaces:	Esta investigación trata sobre modelos que permiten caracterizar Mercados Laborales Locales (MLL), ya que en Venezuela el manejo de los mismos es casi inexistente. En este sentido, se plantea como objetivo caracterizar al mercado laboral del sector hotelero del estado…
Fecha:	2009-10-28
Recurso:	Universidad de los Andes Venezuela

Recurso libre

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

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

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

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

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

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10.

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

11.

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

12.

Jokes and the Logic of the Cognitive Unconscious
Minsky, Marvin

Formato:
Enlaces:	Freud's theory of jokes explains how they overcome the mental "censors" that make it hard for us to think "forbidden" thoughts. But his theory did not work so well for humorous nonsense as for other comical subjects. In this essay…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

13.

The Progressive Construction of Mind
Lawler, Robert W.

Formato:
Enlaces:	We propose a vision of the structure of knowledge and processes of learning based upon the particularity of experience. Highly specific cognitive structures are constructed through activities in limited domains of experience. For new domains, new cognitive structures develop from…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

14.

On "Learnable" Representations of Knowledge: A Meaning for the Computational Metaphor
diSessa, Andrea A.

Formato:
Enlaces:	The computational metaphor which proposes the comparison of processes of mind to realizable or imaginable computer activities suggests a number of educational concerns. This paper discusses some of those concerns including procedural modes of knowledge representation and control knowledge ??owing…
Fecha:	2004-10-01
Recurso:	MIT

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15.

Frame-based Text Processing
Rosenberg, Steven T.

Formato:
Enlaces:	This paper presents an overview of a theory of discourse structure, and discusses a model for assimilating text into a frame-based data structure. The model has been applied to the analysis of news articles. The theory assumes sentences contain links…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

16.

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

17.

Reasoning from Incomplete Knowledge in a Procedural Deduction System
Moore, Robert Carter

Formato:
Enlaces:	One very useful idea in AI research has been the notion of an explicit model of a problem situation. Procedural deduction languages, such as PLANNER, have been valuable tools for building these models. But PLANNER and its relatives are very…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

18.

Roles of Knowledge in Motor Learning
Atkeson, Christopher Granger

Formato:
Enlaces:	The goal of this thesis is to apply the computational approach to motor learning, i.e., describe the constraints that enable performance improvement with experience and also the constraints that must be satisfied by a motor learning system, describe what is…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

19.

Representing Knowledge of Large-Scale Space
Kuipers, Benjamin J.

Formato:
Enlaces:	This dissertation presents a model of the knowledge a person has about the spatial structure of a large-scale environment: the "cognitive map". The functions of the cognitive map are to assimilate new information about the environment, to represent the current…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

20.

User Generated Content in Researching for Design: How the Internet Supports Creativity
Joyce, Alexandre

Formato:	Thèse ou Mémoire numérique / Electronic Thesis or Dissertation
Enlaces:	Résumé Cette recherche a débuté avec l’idée que l’Internet est en train de changer la manière dont nous créons des connaissances et du contenu culturel. Notre point de départ était d’utiliser l’Internet afin de rassembler et amplifier plusieurs points de…
Fecha:	2009-04-23
Recurso:	Université de Montreal

Recurso libre

21.

Infestation of grape Vitis vinifera by Ceratitis capitata (Wiedemann) (Diptera: Tephritidae) in Sub-Medium Sao Francisco Valley, Brazil.
HABIBE, T. C. - VIANA, R. E. - NASCIMENTO, A. S. - PARANHOS, B. A. J. - HAJI, F. N. P. - CARVALHO, R. S. - DAMASCENO, I. C. - MALAVASI, A.

Formato:	Artigo em anais de congresso (ALICE)
Enlaces:	2008
Fecha:	2011-04-09
Recurso:	Repositório Acesso Livre à Informação Científica da Embrapa (ALICE)

Recurso libre

22.

Understanding Understanding Mathematics
Michener, Edwina Rissland

Formato:
Enlaces:	In this paper we look at some of the ingredients and processes involved in the understanding of mathematics. We analyze elements of mathematical knowledge, organize them in a coherent way and take note of certain classes of items that share…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

23.

NUDGE, A Knowledge-Based Scheduling Program
Goldstein, Ira P. - Roberts, R. Bruce

Formato:
Enlaces:	Traditional scheduling algorithms (using the techniques of PERT charts, decision analysis or operations research) require well-defined quantitative, complete sets of constraints. They are insufficient for scheduling situations where the problem description is ill-defined, involving incomplete, possibly inconsistent and generally qualitative…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

24.

A Frame for Frames: Representing Knowledge for Recognition
Kuipers, Benjamin J.

Formato:
Enlaces:	This paper presents a version of frames suitable for representing knowledge for a class of reconition problems. An initial section gives an intuitive model of frames, and illustrates a number of desirable features of such a representation. A more technical…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

25.

Artificial Intelligence and Robotics
Brady, Michael

Formato:
Enlaces:	Since Robotics is the field concerned with the connection of perception to action, Artificial Intelligence must have a central role in Robotics if the connection is to be intelligent. Artificial Intelligence addresses the crucial questions of: what knowledge is required…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

26.

Supporting Organizational Problem Solving with a Workstation
Barber, Gerald

Formato:
Enlaces:	This paper describes an approach to supporting work in the office. Using and extending ideas from the field of Artificial Intelligence (AI) we describe office work as a problem solving activity. A knowledge embedding language called Omega is used to…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

27.

Semantics of Inheritance and Attributions in the Description System Omega
Attardi, Giuseppe - Simi, Maria

Formato:
Enlaces:	Omega is a description system for knowledge embedding which incorporates some of the attractive modes of expression in common sense reasoning such as descriptions, inheritance, quantification, negation, attributions and multiple viewpoints. A formalization of Omega is developed as a framework…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

28.

Proposal to ARPA for Continued Research on A.I. for 1973
Minsky, Marvin - Papert, Seymour

Formato:
Enlaces:	The Artificial Intelligence Laboratory proposes to continue its work on a group of closely interconnected projects, all bearing on questions about how to make computers able to use more sophisticated kinds of knowledge to solve difficult problems. This proposal explains…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

29.

L’épistémologie de Marcel Proust dans À la recherche du temps perdu : littérature et savoirs en 1900 : une pensée de l’imprévisible
Safa, Anne-Marie

Formato:	Thèse ou Mémoire numérique / Electronic Thesis or Dissertation
Enlaces:	La somme romanesque que représente À la recherche du temps perdu se constitue au prix d’une « recherche » qui est à prendre au pied de la lettre, et qui instaure le sujet connaissant en savant-chercheur face à son objet…
Fecha:	2010-05-31
Recurso:	Université de Montreal

Recurso libre

30.

Test Generation Guided Design for Testability
Wu, Peng

Formato:
Enlaces:	This thesis presents a new approach to building a design for testability (DFT) system. The system takes a digital circuit description, finds out the problems in testing it, and suggests circuit modifications to correct those problems. The key contributions of…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

31.

A Hypothetical Monologue Illustrating the Knowledge Underlying Program Analysis
Shrobe, Howard E. - Waters, Richard C. - Sussman, Gerald J.

Formato:
Enlaces:	Automated Program Analysis is the process of discovering decompositions of a system into sub-units such that the behavior of the whole program can be inferred from the behavior of its parts. Analysis can be employed to increase the explanatory power…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

32.

A Study of Qualitative and Geometric Knowledge in Reasoning about Motion
Forbus, Kenneth D.

Formato:
Enlaces:	Reasoning about motion is an important part of our commonsense knowledge, involving fluent spatial reasoning. This work studies the qualitative and geometric knowledge required to reason in a world that consists of balls moving through space constrained by collisions with…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

33.

An AI Approach to English Morphemic Analysis
Winograd, Terry

Formato:
Enlaces:	This paper illustrated an approach toward understanding natural language through the techniques of artificial intelligence. It explores the structure of English word-endings both morpho-graphemically and semantically. It illustrated the use of procedures and semantic representations in relating the broad range…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

34.

Toward a Theory of Representation Design
Baalen, Jeffrey Van

Formato:
Enlaces:	This research is concerned with designing representations for analytical reasoning problems (of the sort found on the GRE and LSAT). These problems test the ability to draw logical conclusions. A computer program was developed that takes as input a straightforward…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

35.

Generating Circuit Tests by Exploiting Designed Behavior
Shirley, Mark Harper

Formato:
Enlaces:	This thesis describes two programs for generating tests for digital circuits that exploit several kinds of expert knowledge not used by previous approaches. First, many test generation problems can be solved efficiently using operation relations, a novel representation of circuit…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

36.

Toward A Model Of Children's Story Comprehension
Charniak, Eugene

Formato:
Enlaces:	How does a person answer questions about children's stories? For example, consider 'Janet wanted Jack's paints. She looked at the picture he was painting and said 'Those paints make your picture look funny.' The question to ask is 'Why did…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

37.

A Computational Model of Skill Acquisition
Sussman, Gerald J.

Formato:
Enlaces:	This thesis confronts the nature of the process of learning an intellectual skill, the ability to solve problems efficiently in a particular domain of discourse. The investigation is synthetic; a computational performance model, HACKER, is displayed. Hacker is a computer…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

38.

BUILD: A Tool for Maintaining Consistency in Modular Systems
Robbins, Richard Elliot

Formato:
Enlaces:	Build is a tool for keeping modular systems in a consistent state by managing the construction tasks (e.g. compilation, linking, etc.) associated with such systems. It employs a user supplied system model and a procedural description of a task to…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

39.

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

40.

Computational Structure of Human Language
Ristad, Eric Sven

Formato:
Enlaces:	The central thesis of this report is that human language is NP-complete. That is, the process of comprehending and producing utterances is bounded above by the class NP, and below by NP-hardness. This constructive complexity thesis has two empirical consequences.…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

41.

A System for Representing and Using Real-World Knowledge
Fahlman, Scott E.

Formato:
Enlaces:	This report describes a knowledge-base system in which the information is stored in a network of small parallel processing elements ??de and link units ??ich are controlled by an external serial computer. This network is similar to the semantic network…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

42.

CREF: An Editing Facility for Managing Structured Text
Pitman, Kent M.

Formato:
Enlaces:	This paper reports work in progress on an experimental text editor called CREF, the Cross Referenced Editing Facility. CREF deals with chunks of text, called segments, which may have associated features such as keywords or various kinds of links to…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

43.

Learning and Reasoning by Analogy: The Details
Winston, Patrick H.

Formato:
Enlaces:	We use analogy when we say something is a Cinderella story and when we learn about resistors by thinking about water pipes. We also use analogy when we learn subjects like Economics, Medicine and Law. This paper presents a theory…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

44.

Proposal to ARPA for Continued Research on A.I.
Minsky, Marvin

Formato:
Enlaces:	The Artificial Intelligence Laboratory proposes to continue its work on a group of closely interconnected projects, all bearing on questions about how to make computers able to use more sophisticated kinds of knowledge to solve difficult problems. This proposal explains…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

45.

Infants in Children Stories - Toward a Model of Natural Language Comprehension
Meyer, Garry S.

Formato:
Enlaces:	How can we construct a program that will understand stories that children would understand? By understand we mean the ability to answer questions about the story. We are interested here with understanding natural language in a very broad area. In…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

46.

Hypothesis Formation and Evaluation in Medical Diagnosis
Rubin, Ann D.

Formato:
Enlaces:	This thesis describes some aspects of a computer system for doing medical diagnosis in the specialized field of kidney disease. Because such a system faces the spectre of combinatorial explosion, this discussion concentrates on heuristics which control the number of…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

47.

The Use of Equality in Deduction and Knowledge Representation
McAllester, David Allen

Formato:
Enlaces:	This report describes a system which maintains canonical expressions for designators under a set of equalities. Substitution is used to maintain all knowledge in terms of these canonical expressions. A partial order on designators, termed the better-name relation, is used…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

48.

Exploring the factors that influence the perception of risk: The case of Volcan de Colima, Mexico
Gavilanes-Ruiz, JC - Cuevas-Muniz, A - Varley, N - Gwynne, G - Stevenson, J - Saucedo-Giron, R - Perez-Perez, A - Aboukhalil, M - Cortes-Cortes, A

Formato:	Article
Enlaces:	Volcan de Colima has increased its activity considerably since 1998 with four periods of effusion and since 2003, daily Vulcanian explosions. During 2005 the magnitude of the explosivity increased, producing many pyroclastic flows, two of which reached over 5 km…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

49.

The Genetic Epistemology of Rule Systems
Goldstein, Ira P.

Formato:
Enlaces:	I shall describe a model of the evolution of the rule-structured knowledge that serves as a cornerstone of our development of computer-based coaches. The key idea is a graph structure whose nodes represent rules, and whose links represent various evolutionary…
Fecha:	2004-10-01
Recurso:	MIT

Recurso libre

50.

The Connection Machine
Hillis, W. Daniel

Formato:
Enlaces:	This paper describes the connection memory, a machine for concurrently manipulating knowledge stored in semantic networks. We need the connection memory because conventional serial computers cannot move through such networks fast enough. The connection memory sidesteps the problem by providing…
Fecha:	2004-10-01
Recurso:	MIT