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Aproximadamente 232 registro(s) hasta el momento: (knowledge)

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Recurso libre

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

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

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

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

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

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

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

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

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

10.

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

11.

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

12.

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

13.

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

14.

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

15.

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

16.

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

17.

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

18.

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

19.

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

20.

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

21.

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

22.

New Progress in Artificial Intelligence
Winston, Patrick H.

Formato:
Enlaces:	This report concentrates on progress during the last two years at the M.I.T. Artificial Intelligence Laboratory. Topics covered include the representation of knowledge, understanding English, learning and debugging, understanding vision and productivity technology. It is stressed that these various areas…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

23.

TYPICAL: A Knowledge Representation System for Automated Discovery and Inference
Haase, Kenneth W., Jr.

Formato:
Enlaces:	TYPICAL is a package for describing and making automatic inferences about a broad class of SCHEME predicate functions. These functions, called types following popular usage, delineate classes of primitive SCHEME objects, composite data structures, and abstract descriptions. TYPICAL types are…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

24.

Creation of Computer Animation from Story Descriptions
Kahn, Kenneth Michael

Formato:
Enlaces:	This report describes a computer system that creates simple computer animation in response to high-level, vague, and incomplete descriptions of films. It makes its films by collecting and evaluating suggestions from several different bodies of knowledge. The order in which…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

25.

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

26.

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

27.

Coherent Behavior from Incoherent Knowledge Sources in the Automatic Synthesis of Numerical Computer Programs
Brown, Richard

Formato:
Enlaces:	A fundamental problem in artificial intelligence is obtaining coherent behavior in rule-based problem solving systems. A good quantitative measure of coherence is time behavior; a system that never, in retrospect, applied a rule needlessly is certainly coherent; a system suffering…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

28.

Flexibility and Efficiency in a Computer Program for Designing Circuits
Mcdermott, Drew Vincent

Formato:
Enlaces:	This report is concerned with the problem of achieving flexibility (additivity, modularity) and efficiency (performance, expertise) simultaneously in one AI program. It deals with the domain of elementary electronic circuit design. The proposed solution is to provide a deduction-driven problem…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

29.

The Use of Grouping in Visual Object Recognition.
Jacobs, David W.

Formato:
Enlaces:	The report describes a recognition system called GROPER, which performs grouping by using distance and relative orientation constraints that estimate the likelihood of different edges in an image coming from the same object. The thesis presents both a theoretical analysis…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

30.

Automatic Analysis and Synthesis of Controllers for Dynamical Systems Based On P
Zhao, Feng

Formato:
Enlaces:	I present a novel design methodology for the synthesis of automatic controllers, together with a computational environment---the Control Engineer's Workbench---integrating a suite of programs that automatically analyze and design controllers for high-performance, global control of nonlinear systems. This work demonstrates…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

31.

Automated Reasoning About Classical Mechanics
Wong, Leon

Formato:
Enlaces:	In recent years, researchers in artificial intelligence have become interested in replicating human physical reasoning talents in computers. One of the most important skills in this area is predicting how physical systems will behave. This thesis discusses an implemented program…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

32.

An Electronic Market-Maker
Chan, Nicholas Tung - Shelton, Christian

Formato:
Enlaces:	This paper presents an adaptive learning model for market-making under the reinforcement learning framework. Reinforcement learning is a learning technique in which agents aim to maximize the long-term accumulated rewards. No knowledge of the market environment, such as the order…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

33.

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

34.

Learning by Failing to Explain
Hall, Robert Joseph

Formato:
Enlaces:	Explanation-based Generalization requires that the learner obtain an explanation of why a precedent exemplifies a concept. It is, therefore, useless if the system fails to find this explanation. However, it is not necessary to give up and resort to purely…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

35.

ARLO: Another Representation Language Offer
Haase, Kenneth W., Jr.

Formato:
Enlaces:	This paper describes ARLO, a representation language loosely modelled after Greiner and Lenant's RLL-1. ARLO is a structure-based representation language for describing structure-based representation languages, including itself. A given representation language is specified in ARLO by a collection of structures…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

36.

Using Structural and Functional Information in Diagnostic Design
Hamscher, Walter

Formato:
Enlaces:	We wish to design a diagnostic for a device from knowledge of its structure and function. the diagnostic should achieve both coverage of the faults that can occur in the device, and should strive to achieve specificity in its diagnosis…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

37.

Reasoning Modeled as a Society of Communicating Experts
Steels, Luc

Formato:
Enlaces:	This report describes a domain independent reasoning system. The system uses a frame-based knowledge representation language and various reasoning techniques including constraint propagation, progressive refinement, natural deduction and explicit control of reasoning. A computational architecture based on active objects which…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

38.

Towards a Computational Theory of Definite Anaphora Comprehension in English Discourse
Sidner, Candace Lee

Formato:
Enlaces:	This report investigates the process of focussing as a description and explanation of the comprehension of certain anaphoric expressions in English discourse. The investigation centers on the interpretation of definite anaphora, that is, on the personal pronouns, and noun phrases…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

39.

KBEmacs: A Step Toward the Programmer's Apprentice
Waters, Richard C.

Formato:
Enlaces:	The Knowledge-Based Editor in Emacs (KBEmacs) is the current demonstration system implemented as part of the Programmer's Apprentice project. KBEmacs is capable of acting as a semi-expert assistant to a person who is writing a program ??king over some parts…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

40.

KAM: Automatic Planning and Interpretation of Numerical Experiments Using Geometrical Methods
Yip, Kenneth Man-Kam

Formato:
Enlaces:	KAM is a computer program that can automatically plan, monitor, and interpret numerical experiments with Hamiltonian systems with two degrees of freedom. The program has recently helped solve an open problem in hydrodynamics. Unlike other approaches to qualitative reasoning about…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

41.

Contact Sensing: A Sequential Decision Approach to Sensing Manipulation Contact
Eberman, Brian Scott

Formato:
Enlaces:	This paper describes a new statistical, model-based approach to building a contact state observer. The observer uses measurements of the contact force and position, and prior information about the task encoded in a graph, to determine the current location of…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

42.

Priors Stabilizers and Basis Functions: From Regularization to Radial, Tensor and Additive Splines
Girosi, Federico - Jones, Michael - Poggio, Tomaso

Formato:
Enlaces:	We had previously shown that regularization principles lead to approximation schemes, as Radial Basis Functions, which are equivalent to networks with one layer of hidden units, called Regularization Networks. In this paper we show that regularization networks encompass a much…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

43.

Exploring Object Perception with Random Image Structure Evolution
Sadr, Javid - Sinha, Pawan

Formato:
Enlaces:	We have developed a technique called RISE (Random Image Structure Evolution), by which one may systematically sample continuous paths in a high-dimensional image space. A basic RISE sequence depicts the evolution of an object's image from a random field, along…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

44.

Control of Vibration in Mechanical Systems Using Shaped Reference Inputs
Meckl, Peter Heinrich

Formato:
Enlaces:	Dynamic systems which undergo rapid motion can excite natural frequencies that lead to residual vibration at the end of motion. This work presents a method to shape force profiles that reduce excitation energy at the natural frequencies in order to…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

45.

Residual Vibration Reduction in Computer Controlled Machines
Singer, Neil C.

Formato:
Enlaces:	Control of machines that exhibit flexibility becomes important when designers attempt to push the state of the art with faster, lighter machines. Three steps are necessary for the control of a flexible planet. First, a good model of the plant…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

46.

The Image Irradiance Equation: Its Solution and Application
Bruss, Anna R.

Formato:
Enlaces:	How much information about the shape of an object can be inferred from its image? In particular, can the shape of an object be reconstructed by measuring the light it reflects from points on its surface? These questions were raised…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

47.

Shape from Shading: A Method for Obtaining the Shape of a Smooth Opaque Object from One View
Horn, Berthold K.P.

Formato:
Enlaces:	A method will be described for finding the shape of a smooth apaque object form a monocular image, given a knowledge of the surface photometry, the position of the lightsource and certain auxiliary information to resolve ambiguities. This method is…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

48.

Dependency Directed Reasoning for Complex Program Understanding
Shrobe, Howard Elliot

Formato:
Enlaces:	Artificial Intelligence research involves the creation of extremely complex programs which must possess the capability to introspect, learn, and improve their expertise. Any truly intelligent program must be able to create procedures and to modify them as it gathers information…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

49.

Understanding Simple Picture Programs
Goldstein, Ira P.

Formato:
Enlaces:	What are the characteristics of the process by which an intent is transformed into a plan and then a program? How is a program debugged? This paper analyzes these questions in the context of understanding simple turtle programs. To understand…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

50.

Foundations of Actor Semantics
Clinger, William Douglas

Formato:
Enlaces:	The actor message-passing model of concurrent computation has inspired new ideas in the areas of knowledge-based systems, programming languages and their semantics, and computer systems architecture. The model itself grew out of computer languages such as Planner, Smalltalk, and Simula,…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

51.

A Circuit Grammar For Operational Amplifier Design
Ressler, Andrew Lewis

Formato:
Enlaces:	Electrical circuit designers seldom create really new topologies or use old ones in a novel way. Most designs are known combinations of common configurations tailored for the particular problem at hand. In this thesis I show that much of the…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

52.

Hierarchical Object Recognition Using Libraries of Parameterized Model Sub-Parts
Ettinger, Gil J.

Formato:
Enlaces:	This thesis describes the development of a model-based vision system that exploits hierarchies of both object structure and object scale. The focus of the research is to use these hierarchies to achieve robust recognition based on effective organization and indexing…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

53.

Model-Based Troubleshooting of Digital Systems
Hamscher, Walter Charles

Formato:
Enlaces:	This thesis describes a methodology, a representation, and an implemented program for troubleshooting digital circuit boards at roughly the level of expertise one might expect in a human novice. Existing methods for model-based troubleshooting have not scaled up to deal…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

54.

Intelligence by Design: Principles of Modularity and Coordination for Engineerin
Bryson, Joanna J.

Formato:
Enlaces:	All intelligence relies on search --- for example, the search for an intelligent agent's next action. Search is only likely to succeed in resource-bounded agents if they have already been biased towards finding the right answer. In artificial agents, the…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

55.

Probabilistic Solution of Inverse Problems
Marroquin, Jose Luis

Formato:
Enlaces:	In this thesis we study the general problem of reconstructing a function, defined on a finite lattice from a set of incomplete, noisy and/or ambiguous observations. The goal of this work is to demonstrate the generality and practical value of…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

56.

RABBIT: A Compiler for SCHEME
Steele, Guy Lewis, Jr.

Formato:
Enlaces:	We have developed a compiler for the lexically-scoped dialect of LISP known as SCHEME. The compiler knows relatively little about specific data manipulation primitives such as arithmetic operators, but concentrates on general issues of environment and control. Rather than having…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

57.

Inspection Methods in Programming
Rich, Charles

Formato:
Enlaces:	The work reported here lies in the area of overlap between artificial intelligence software engineering. As research in artificial intelligence, it is a step towards a model of problem solving in the domain of programming. In particular, this work focuses…
Fecha:	2004-10-20
Recurso:	MIT

Recurso libre

58.

A Framework for Corporate Householding
Madnick, Stuart - Wang, Richard - Zhang, Wei

Formato:	Working Paper
Enlaces:	Previous research on corporate household and corporate householding has presented examples, literature review, and working definitions. In this paper, we first improve our understanding of the area by developing a typology of corporate householding tasks and knowledge…
Fecha:	2003-03-21
Recurso:	MIT

Recurso libre

59.

Knowledge and beliefs about malaria transmission and practices for vector control in Southern Mexico
Rodríguez,Américo David - Penilla,Rosa Patricia - Henry-Rodríguez,Mario - Hemingway,Janet - Betanzos,Angel Francisco - Hernández-Avila,Juan Eugenio

Formato:	journal article
Enlaces:	OBJECTIVE: To investigate the knowledge and beliefs about malaria transmission and practices for vector control in eight villages on the coastal plain of Chiapas, Mexico. MATERIAL AND METHODS: A cross-sectional survey was conducted during May and June 1995 in Chiapas,…
Fecha:	2003-04-01
Recurso:	SCIELO

Recurso libre

60.

Information from teachers on viral hepatitis transmission and prevention in Brazil
Gaze,Rosangela - Carvalho,Diana Maul de - Rangel-Tura,Luiz Fernando

Formato:	journal article
Enlaces:	OBJECTIVE: To assess school teachers' level of knowledge on prevention of viral hepatitis (VH). MATERIAL AND METHODS: A cross-sectional study was conducted in three cities of Brazil, from August to November of 1999. The sample was composed of 360 subjects:…
Fecha:	2003-08-01
Recurso:	SCIELO

Recurso libre

61.

SweetDeal: Representing Agent Contracts With Exceptions using XML Rules, Ontologies, and Process Descriptions
GROSOF, BENJAMIN - POON, TERRENCE C.

Formato:	Working Paper
Enlaces:	SweetDeal is a rule-based approach to representation of business contracts that enables software agents to create, evaluate, negotiate, and execute contracts with substantial automation and modularity. It builds upon the situated courteous logic programs knowledge representation in RuleML, the emerging…
Fecha:	2003-09-16
Recurso:	MIT

Recurso libre

62.

Seeking Information for School Purposes on the Internet
Gunn, Holly - Hepburn, Gary

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, research-article
Enlaces:	This paper reports the findings of a study undertaken in four Nova Scotia public schools of twelfth grade students' information seeking strategies when they use the Internet as an information source. Various Nova Scotia Department of Education curriculum documents hold…
Fecha:	2003-02-15
Recurso:	Canadian Journal of Learning and Technology

Recurso libre

63.

Analyse de la nature constructiviste d'une activité d'apprentissage collaboratif médié par les TIC
Brousseau, Nancy - Vázquez-Abad, Jesús

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, research-article
Enlaces:	Abstract. In this article we examine an example of collaborative learning with ICT in secondary school science, in order to analyse its characteristics and determine if they answer criteria for an activity of constructivist nature. We retain that constructivism places…
Fecha:	2003-10-15
Recurso:	Canadian Journal of Learning and Technology

Recurso libre

64.

An overview of memory: some issues on structures and organization in the legal domain
Kaestner, Celso A. A. - Hasegawa, Fabiano M. - Santos, Emerson L. dos - Avila, Braulio C.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Lawyers often need to look for previous similar legal cases when analysing new ones. The more previous cases, the more time is spent. Classical search engines execute termbased retrieval, which may miss relevant documents as well as fetch several irrelevant…
Fecha:	2012-10-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

65.

Architecture of a mobile-agent of a distributed knowledge management system
Villareal, Pablo - Galli, Ma. Rosa - Chiotti, Omar Juan Alfredo - Bailone, Esteban

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	This work describes a multi agent system designed to support the management of tacit knowledge that belongs to people of an organization. This is a distributed knowledge management system based on the use of mobile agents, which receive the user's…
Fecha:	2012-10-24
Recurso:	Unversidad Nacional de La Plata

Recurso libre

66.

The Progressive Construction of Communication: Toward a Model of Cognitive Networked Communication and Knowledge Communities
Campos, Milton; Facility of Arts and Sciences, University of Montreal

Formato:	info:eu-repo/semantics/article, research-article, info:eu-repo/semantics/publishedVersion
Enlaces:	Abstract: Networked communication allows the emergence of a new social reality: knowledge communities in cognitive networks. This paper formulates a model of cognitive networked communication and knowledge communities. This model aims to show the progressive construction of communication and is…
Fecha:	2003-03-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

67.

Knowledge insertion: an efficient approach to reduce search effort in evolutionary scheduling
Pandolfi, Daniel - Lasso, Marta - San Pedro, María Eugenia de - Villagra, Andrea - Gallard, Raúl Hector

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Evolutionary algorithms (EAs) are merely blind search algorithms, which only make use of the relative fitness of solutions, but completely ignore the nature of the problem. Their performance can be improved by using new multirecombinative approaches, which provide a good…
Fecha:	2012-10-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

68.

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

69.

Stromquist, N., & Samoff, J. (2000). Knowledge management systems: On the promise and actual forms of information technologies. British Association for International and Comparative Education, 30(3), 323-332.
Gramlich, Catherine

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, brief-report
Enlaces:	Descripción completa.
Fecha:	2003-06-15
Recurso:	Canadian Journal of Learning and Technology

Recurso libre

70.

Mapping the Field: Knowledge Management
Wolfe, Mark; University of Calgary

Formato:	info:eu-repo/semantics/article, research-article, info:eu-repo/semantics/publishedVersion
Enlaces:	Abstract: Knowledge Management labours under the weight of research orientations and practical applications that proceed under its banner but do little to help clarify the nature of KM or the solutions it offers. A thematic analysis of relevant literatures verifies…
Fecha:	2003-01-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

71.

The Construction and Globalization of the Knowlege Base in Interhuman Communication Systems
Leydesdorff, Loet; School of Communications Research, University of Amsterdam

Formato:	info:eu-repo/semantics/article, research-article, info:eu-repo/semantics/publishedVersion
Enlaces:	Abstract: The relationship between the knowledge base and the globalization of communication systems is discussed from the perspective of communication theory. The author argues that interhuman communication takes place at two levels. At the first level information is exchanged and…
Fecha:	2003-03-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

72.

KISF: An interactive ontology framework
Pacheco, Edson José - Souza, Luiz C. Guarita - Shmeil, Marcos A. - Renaux, Douglas P. B.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Nowadays information circulates quickly in a human organization, what generates an internal difficulty in preserving inside the organization essential information to support decision-making. Decision Support Systems (DSS) aiding organizational decision-making, had, up to now, rigid inferences machines restricted to the…
Fecha:	2012-10-18
Recurso:	Unversidad Nacional de La Plata

Recurso libre

73.

Belief dynamics and explanations in ansprolog
Simari, Gerardo I. - Falappa, Marcelo Alejandro

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Knowledge representation models are very important in the design of intelligent agents because they provide with mechanisms to manage beliefs and their dynamics. In this paper, we propose the use of AnsProlog* as a knowledge representation language, and develop a…
Fecha:	2012-10-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

74.

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

75.

Semantic Interoperability in the Fixed Income Securities Industry: A Knowledge Representation Architecture for Dynamic Integration of Web-Based Information
Moulton, Allen - Madnick, Stuart - Siegel, Michael

Formato:	Working Paper
Enlaces:	We examine a knowledge representation architecture to support context interchange mediation. For autonomous receivers and sources sharing a common subject domain, the mediator's reasoning engine can devise query plans integrating multiple sources and resolving semantic heterogeneity. Receiver…
Fecha:	2003-02-10
Recurso:	MIT

Recurso libre

76.

Rockwell Collins & IBEW Locals 1362 and 1634: Investing in Knowledge, Skills, and Future Capability in an Uncertain Business Environment.
Barrett, Betty

Formato:	Article
Enlaces:	The post-September 11th economy has confronted Rockwell Collins in Cedar Rapids, Iowa with hard choices. Faced with the need to cut costs, including laying off significant portions of the work force, the company and its unions still maintain a commitment…
Fecha:	2003-06-06
Recurso:	MIT

Recurso libre

77.

Factor endowments, inequality, and paths of development among new world economies
Engerman, Stanley L. - Sokoloff, Kenneth L.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Whereas traditional explanations of differences in long-run paths of development across the Americas generally point to the significance of differences in national heritage or religion, we highlight the relevance of stark contrasts in the degree of inequality in wealth, human…
Fecha:	2010-06-17
Recurso:	Unversidad Nacional de La Plata

Recurso libre

78.

Self-Regulated Inquiry with Networked Resources
Nesbit, John C. - Winne, Philip H.

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, research-article
Enlaces:	Abstract. In the context of continued growth in the accessibility of information through the internet, recent advances in theories of self-regulated learning present an opportunity to reexamine how learners work with networked resources in constructivist approaches such as problem-based learning,…
Fecha:	2003-10-15
Recurso:	Canadian Journal of Learning and Technology

Recurso libre

79.

Towards a Cyber-Constructivist Perspective (CCP) of Educational Design
Luppicini, Rocci

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, research-article
Enlaces:	This theoretical paper utilizes cybernetic-based approaches (Bopry, 1999; Wiener, 1954) and communications theory (Habermas, 1984,1990; Krippendorff, 1994) to advance knowledge of constructivist learning. I argue that past educational research literature on constructivist learning is partly responsible for limiting how educational…
Fecha:	2003-02-15
Recurso:	Canadian Journal of Learning and Technology

Recurso libre

80.

Present trends in plant taxonomy in Bangladesh and its future
Irfanullah, Haseeb Md; School of Biological Sciences, University of Liverpool, Liverpool L69 3GS

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	The trend in plant taxonomic research in Bangladesh between 1972 and 2002 has been investigated by using a broad categorisation scheme and a scoring system. Inventory taxonomic studies (morphological taxonomic studies involving plant resources cataloging) were found to be significantly…
Fecha:	2003-08-01
Recurso:	Bangladesh Journal of Plant Taxonomy

Recurso libre

81.

Emotional dysfunction associated with diabetes in Mexican adolescents and young adults with type-1 diabetes
Lerman-Garber,Israel - Barrón-Uribe,Consuelo - Calzada-León,Raúl - Mercado-Atri,Moisés - Vidal-Tamayo,Rafael - Quintana,Silvia - Hernández,María Elena - Ruiz-Reyes,María de la Luz - Tamez-Gutiérrez,Laura Elena - Nishimura-Meguro,Elisa - Villa,Antonio R

Formato:	journal article
Enlaces:	OBJECTIVE: To assess the emotional dysfunction associated with diabetes in Mexican young individuals with type-1 diabetes. MATERIAL AND METHODS: A cross-sectional survey was conducted to perform a complete clinical and psychosocial evaluation of 93 consecutive type-1 diabetes patients, aged 14…
Fecha:	2003-01-01
Recurso:	SCIELO

Recurso libre

82.

Recognition of system behaviours based on temporal series similarity
Llanos,D - Cuberos,F.J. - Meléndez,J - Gamero,Fco. I. - Colomer,J - Ortega,J.A.

Formato:	journal article
Enlaces:	There are different approaches to the temporal study of time evolving systems. This paper reviews previous works related to time series and it evaluates three approaches focused to the comparison of these type of series. Two approaches are based on…
Fecha:	2003-09-01
Recurso:	SCIELO

Recurso libre

83.

Conceptual Integration in Online Interdisciplinary Study: Current Perspective, Theories, and Implications for Future Research
Morrison, James L.

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, Peer-reviewed, double-blind
Enlaces:	The University of Oklahoma's College of Liberal Studies was established as an academic unit in 1960, and provides interdisciplinary education to non-traditional students with programs for Bachelor’s and Master’s degrees in Liberal Studies. In the Fall of 2003, the College…
Fecha:	2003-10-01
Recurso:	The International Review of Research in Open and Distance Learning

Recurso libre

84.

Narratives of Schizophrenia: Constructing a Positive Identity
Schneider, Barbara; University of Calgary

Formato:	info:eu-repo/semantics/article, research-article, info:eu-repo/semantics/publishedVersion
Enlaces:	Abstract: This paper explores how people with schizophrenia construct positive identities in the face of the negative and stigmatizing discourse of mental illness. The author regards identity not as a fixed characteristic of individuals but rather as something actively constructed…
Fecha:	2003-02-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

85.

Editorial
Mitchell, David

Formato:	info:eu-repo/semantics/article, editorial, info:eu-repo/semantics/publishedVersion
Enlaces:	Descripción completa.
Fecha:	2003-01-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

86.

Critical Studies in Media Commercialism
Jonathan Rose,

Formato:	info:eu-repo/semantics/article, book-review, info:eu-repo/semantics/publishedVersion
Enlaces:	Descripción completa.
Fecha:	2003-01-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

87.

Shaping Science with Rhetoric: The Cases of Dobzhansky, Schrodinger and Wilson
Celine Lafontaine,

Formato:	info:eu-repo/semantics/article, book-review, info:eu-repo/semantics/publishedVersion
Enlaces:	Descripción completa.
Fecha:	2003-01-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

88.

Pacific Press: The Unauthorized Story of Vancouver's Newspaper Monopoly
Catherine McKercher, ; Carleton University

Formato:	info:eu-repo/semantics/article, book-review, info:eu-repo/semantics/publishedVersion
Enlaces:	Descripción completa.
Fecha:	2003-01-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

89.

African Broadcast Cultures: Radio in Transition
Christian Agbobli,

Formato:	info:eu-repo/semantics/article, book-review, info:eu-repo/semantics/publishedVersion
Enlaces:	Descripción completa.
Fecha:	2003-01-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

90.

On the Pragmatics of Social Interaction: Preliminary Studies in the Theory of Communicative Action
Chris Russill,

Formato:	info:eu-repo/semantics/article, book-review, info:eu-repo/semantics/publishedVersion
Enlaces:	Descripción completa.
Fecha:	2003-01-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

91.

Discourses of Domination: Racial Bias in the Canadian English-Language Press
Isobel M. Findlay,

Formato:	info:eu-repo/semantics/article, book-review, info:eu-repo/semantics/publishedVersion
Enlaces:	Descripción completa.
Fecha:	2003-01-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

92.

Radio Reader: Essays in the Cultural History of Radio
Mary Vipond,

Formato:	info:eu-repo/semantics/article, book-review, info:eu-repo/semantics/publishedVersion
Enlaces:	Descripción completa.
Fecha:	2003-01-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

93.

Culture Works: The Political Economy of Culture
Daniel J. Robinson,

Formato:	info:eu-repo/semantics/article, book-review, info:eu-repo/semantics/publishedVersion
Enlaces:	Descripción completa.
Fecha:	2003-01-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

94.

Digital Divide: Civic Engagement, Information Poverty, and the Internet Worldwide
Leslie Regan Shade,

Formato:	info:eu-repo/semantics/article, book-review, info:eu-repo/semantics/publishedVersion
Enlaces:	Descripción completa.
Fecha:	2003-01-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

95.

Talk of Love: How Culture Matters
Julia T. Wood,

Formato:	info:eu-repo/semantics/article, book-review, info:eu-repo/semantics/publishedVersion
Enlaces:	Descripción completa.
Fecha:	2003-01-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

96.

Human Rights in an Information Age: A Philosophical Analysis
Slavka Antonova,

Formato:	info:eu-repo/semantics/article, book-review, info:eu-repo/semantics/publishedVersion
Enlaces:	Descripción completa.
Fecha:	2003-01-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

97.

Editorial
Mitchell, David; Faculty of Communication and Culture, University of Calgary

Formato:	info:eu-repo/semantics/article, editorial, info:eu-repo/semantics/publishedVersion
Enlaces:	Descripción completa.
Fecha:	2003-02-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

98.

Who Controls Canada's Media? Conference Report: McGill Institute for the Study of Canada, Montreal
Thrift, Samantha; Communication Studies, University of McGill

Formato:	info:eu-repo/semantics/article, research-article, info:eu-repo/semantics/publishedVersion
Enlaces:	Descripción completa.
Fecha:	2003-02-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

99.

Sex, Religion, Media
Gordon Alley-Young, ; Southern Illinois University

Formato:	info:eu-repo/semantics/article, book-review, info:eu-repo/semantics/publishedVersion
Enlaces:	Descripción completa.
Fecha:	2003-02-01
Recurso:	Canadian Journal of Comumunication

Recurso libre

100.

Metal and Flesh: The Evolution of Man: Technology Takes Over
David Bell, ; Staffordshire University

Formato:	info:eu-repo/semantics/article, book-review, info:eu-repo/semantics/publishedVersion
Enlaces:	Descripción completa.
Fecha:	2003-02-01
Recurso:	Canadian Journal of Comumunication