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Aproximadamente 722 registro(s) hasta el momento: (knowledge)

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Recurso libre

Levels of Complexity in Discourse for Reference Disambiguation and Speech Act Interpretation
Bullwinkle, Candace

Formato:
Enlaces:	This paper presents a discussion of means of describing the discourse and its components which makes speech act interpretation and reference disambiguation possible with minimal search of the knowledge in the database. A portion of this paper will consider how…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

The Conniver Reference Manual
McDermott, Drew V. - Sussman, Gerald Jay

Formato:
Enlaces:	This manual is intended to be a guide to the philosophy and use of the programming language CONNIVER, which is "complete," and running at the AI Lab now. It assumes good knowledge of LISP, but no knowledge of Micro-Planner, in…
Fecha:	2004-10-04
Recurso:	MIT

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Thesis Progress Report: A System for Representing and Using Real-World Knowledg
Fahlman, Scott E.

Formato:
Enlaces:	This paper describes progress to date in the development of a system for representing various forms of real-world knowledge. The knowledge is stored in the form of a net of simple parallel processing elements, which allow certain types of deduction…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

Wusor II: A Computer Aided Instruction Program with Student Modelling Capabilities
Carr, Brian

Formato:
Enlaces:	Wusor II is the second program that has been developed to tutor students in the game of Wumpus. From the earlier efforts with Wusor I it was possible to produce a rule-based expert which processed a relatively complete mastery of…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

Summary of MYCROFT: A System for Understanding Simple Picture Programs
Goldstein, Ira P.

Formato:
Enlaces:	A collection of powerful ideas??cription, plans, linearity, insertions, global knowledge and imperative semantics?? explored which are fundamental to debugging skill. To make these concepts precise, a computer monitor called MYCROFT is described that can debug elementary programs for drawing pictures.…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

ARIADNE: Pattern-Directed Inference and Hierarchical Abstraction in Protein Structure Recognition
Lathrop, Richard H. - Webster, Teresa A. - Smith, Temple F.

Formato:
Enlaces:	There are many situations in which a very detailed low-level description encodes, through a hierarchical organization, a recognizable higher-order pattern. The macro-molecular structural conformations of proteins exhibit higher order regularities whose recognition is complicated by many factors. ARIADNE searches for…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

Corpus-Based Techniques for Word Sense Disambiguation
Levow, Gina-Anne

Formato:
Enlaces:	The need for robust and easily extensible systems for word sense disambiguation coupled with successes in training systems for a variety of tasks using large on-line corpora has led to extensive research into corpus-based statistical approaches to this problem. Promising…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

Ideas About Management of LISP Data Bases
Sandewall, Erik

Formato:
Enlaces:	The paper advocates the need for systems which support maintenance of LISP-type data bases, and describes an experimental system of this kind, call DABA. In this system, a description of the data base's structure is kept in the data base…
Fecha:	2004-10-04
Recurso:	MIT

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Thinking About Lots of Things at Once without Getting Confused: Parallelism in Act 1
Lieberman, Henry

Formato:
Enlaces:	As advances in computer architecture and changing economics make feasible machines with large-scale parallelism, Artificial Intelligence will require new ways of thinking about computation that can exploit parallelism effectively. We present the actor model of computation as being appropriate for…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

10.

Data and Model-Driven Selection Using Parallel-Line Groups
Tanveer, S. - Mahmood, F.

Formato:
Enlaces:	A key problem in model-based object recognition is selection, namely, the problem of isolating regions in an image that are likely to come from a single object. This isolation can be either based solely on image data (data-driven) or can…
Fecha:	2004-10-04
Recurso:	MIT

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11.

Defining Expertise in the Use of Constraint-based CAD Tools by Examining Practicing Professionals
Nathan W. Hartman; Purdue University

Formato:	Peer-reviewed Article
Enlaces:	Academic engineering graphics curricula are facing a rapidly changing knowledge base and current teaching and assessment methods are struggling to keep pace. This paper is the second in a two-part series which examines practicing engineering graphics professionals to discover their…
Fecha:	2009-05-22
Recurso:	Engineering Design Graphics Journal

Recurso libre

12.

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

13.

Video-Driven Multimedia, Web-Based Training in the Corporate Sector: Pedagogical Equivalence and Component Effectiveness
Pang, Katherine; University of Texas at Tyler

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, Peer-reviewed, double-blind, Quantitative;experimental design
Enlaces:	The purpose of this study was to assess the pedagogical equivalence, as determined by knowledge gains, and the pedagogical effectiveness of certain components in a video-driven multimedia, web-based professional development training program as compared to a traditional, face-to-face program under…
Fecha:	2009-05-26
Recurso:	The International Review of Research in Open and Distance Learning

Recurso libre

14.

Ethnobotany Genomics - Use of DNA Barcoding to Explore Cryptic Diversity in Economically Important Plants
Newmaster, Steven G.; Biodiversity Institute of Ontario Herbarium, University of Guelph, Guelph, Ontario, Canada. N1G 2W1 - Ragupathy, Subramanyam; Biodiversity Institute of Ontario Herbarium, University of Guelph, Guelph, Ontario, Canada. N1G 2W1

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, Peer-reviewed Article
Enlaces:	The ethnobotany genomics concept is founded on the idea of 'assemblage' of biodiversity knowledge. This includes a coming together of different ways of knowing and valorizing species variation in a novel approach seeking to add value to both traditional knowledge…
Fecha:	2009-05-01
Recurso:	Indian journal of science and technology

Recurso libre

15.

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

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16.

Introduction to the Calculus of Knowledge
Raphael, Bertram

Formato:
Enlaces:	This paper deals with the "Calculus of Knowledge", an extension of the propositional calculus in which one may reason about what other people know. Semantic and Syntactic systems are developed, certain theorems are proven, and a formal solution in the…
Fecha:	2004-10-04
Recurso:	MIT

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17.

Artificial Intelligence, Language and the Study of Knowledge
Goldstein, Ira - Papert, Seymour

Formato:
Enlaces:	This paper studies the relationship of Artificial Intelligence to the study of language and the representation of the underlying knowledge which supports the comprehension process. It develops the view that intelligence is based on the ability to use large amounts…
Fecha:	2004-10-04
Recurso:	MIT

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18.

Capturing Intuitive Knowledge in Procedural Description
Bamberger, Jeanne

Formato:
Enlaces:	Trying to capture intuitive knowledge is a little like trying to capture the moment between what just happened and what is about to happen. Or to quote a famous philosopher, "You can't put your foot in the same river once."…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

19.

Research Areas in Distance Education: A Delphi Study
Zawacki-Richter, Olaf; FernUniversität in Hagen

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, Peer-reviewed, double-blind, mixed methods; Delphi; descriptive
Enlaces:	This study had three purposes: Firstly, to develop a categorization of research areas in distance education; secondly, to identify the most important research areas in distance education; and thirdly, to identify the most neglected research areas in distance education. Based…
Fecha:	2009-05-26
Recurso:	The International Review of Research in Open and Distance Learning

Recurso libre

20.

Cognitive, Instructional, and Social Presence as Factors in Learners’ Negotiation of Planned Absences from Online Study
Conrad, Dianne; Athabasca University

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, Peer-reviewed, double-blind, qualitiatve
Enlaces:	Adult learners value the flexibility and convenience offered to them as online learners, and many learners are required to absent themselves from their online classes during courses in order to accommodate demanding schedules. What factors and tensions contribute to learners’…
Fecha:	2009-05-26
Recurso:	The International Review of Research in Open and Distance Learning

Recurso libre

21.

Journals for Computer-Mediated Learning: Publications of Value for the Online Educator
Elbeck, Matt - Mandernach, B. Jean

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, Peer-reviewed, double-blind, Survey
Enlaces:	In contrast with traditional academic disciplines, online educators do not have a generally accepted list of scholarly journals, which is in part a result of the multidisciplinary nature of the field, the relative infancy of online learning, and the view…
Fecha:	2009-05-27
Recurso:	The International Review of Research in Open and Distance Learning

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22.

SHOULD WE BE REFINING FIRST, THEN DISCARDING FINES, THEN BLEACHING?
Treimanis, Arnis

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Pulp fibers’ bleaching technology has been developing mainly by applying increasingly intensive delignification in the cooking department and implementation of elemental-chlorine-free chemicals in the bleaching department. The resulting effluents load is still considerable, and the environmental consequences largely depend on…
Fecha:	2009-05-01
Recurso:	Bioresources

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23.

A Comparative Analysis of Reinforcement Learning Methods
Mataric, Maja

Formato:
Enlaces:	This paper analyzes the suitability of reinforcement learning (RL) for both programming and adapting situated agents. We discuss two RL algorithms: Q-learning and the Bucket Brigade. We introduce a special case of the Bucket Brigade, and analyze and compare its…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

24.

Phase Space Navigator: Towards Automating Control Synthesis in Phase Spaces for Nonlinear Control Systems
Zhao, Feng

Formato:
Enlaces:	We develop a novel autonomous control synthesis strategy called Phase Space Navigator for the automatic synthesis of nonlinear control systems. The Phase Space Navigator generates global control laws by synthesizing flow shapes of dynamical systems and planning and navigating system…
Fecha:	2004-10-04
Recurso:	MIT

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25.

Extracting and Representing Qualitative Behaviors of Complex Systems in Phase Spaces
Zhao, Feng

Formato:
Enlaces:	We develop a qualitative method for understanding and representing phase space structures of complex systems and demonstrate the method with a program, MAPS --- Modeler and Analyzer for Phase Spaces, using deep domain knowledge of dynamical system theory. Given a…
Fecha:	2004-10-04
Recurso:	MIT

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26.

The Programmer's Apprentice Project: A Research Overview
Rich, Charles - Waters, Richard C.

Formato:
Enlaces:	The goal of the Programmer's Apprentice project is to develop a theory of how expert programmers analyze, synthesize, modify, explain, specify, verify, and document programs. This research goal overlaps both artificial intelligence and software engineering. From the viewpoint of artificial…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

27.

IMAGING WOOD PLASTIC COMPOSITES (WPCs): X-RAY COMPUTED TOMOGRAPHY, A FEW OTHER PROMISING TECHNIQUES, AND WHY WE SHOULD PAY ATTENTION
Muszynski, Lech

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Wood plastic composites are complex, anisotropic, and heterogeneous materials. A key to increasing the share of the WPC materials in the market is developing stronger, highly engineered WPCs characterized by greater structural performance and increased durability. These are achieved by…
Fecha:	2009-05-01
Recurso:	Bioresources

Recurso libre

28.

Reflections on the Academic Milieu of Media Studies
Hanke, Bob

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion,
Enlaces:	This essay draws on one of Foucault’s lectures to discuss his concept of the "milieu" in order to transport this concept into an analysis of the academic milieu of media studies. By linking the milieu as a problem of circulation…
Fecha:	2009-05-04
Recurso:	International journal of communication

Recurso libre

29.

Reflections on the Academic Milieu of Media Studies
Hanke, Bob

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion,
Enlaces:	This essay draws on one of Foucault’s lectures to discuss his concept of the "milieu" in order to transport this concept into an analysis of the academic milieu of media studies. By linking the milieu as a problem of circulation…
Fecha:	2009-05-04
Recurso:	International journal of communication

Recurso libre

30.

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

31.

Topics in Model Theory
Levin, Michael

Formato:
Enlaces:	The concept of free as in "free group" is generalized to any first order theory. An interesting class of homomorphisms between models is discussed. Relations between model theory and abelian categories are discussed speculatively. This paper represents an incomplete study…
Fecha:	2004-10-04
Recurso:	MIT

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32.

Planner Implementation Proposal to ARPA 1972-1973
Hewitt, Carl

Formato:
Enlaces:	The task objective is the generalization and implementation of the full power of the problem solving formalism PLANNER in the next two years. We will show how problem solving knowledge can be effectively incorporated into the formalism. Several domains will…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

33.

Teaching the Computer to Add: An Example of Problem-Solving in an Anthropomorphic Computer Culture
Solomon, Cynthia J.

Formato:
Enlaces:	Computers open up new ways to think about knowledge and learning. Learning computer science should draw upon and feed these new approaches. In a previous paper called "Leading a Child to a Computer Culture" I discuss some ways to do…
Fecha:	2004-10-04
Recurso:	MIT

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34.

Learning New Principles from Precedents and Exercises: The Details
Winston, Patrick H.

Formato:
Enlaces:	Much Learning is done by way of studying precedents and exercises. A teacher supplies a story, gives a problem, and expects a student both to solve a problem and to discover a principle. The student must find the correspondence between…
Fecha:	2004-10-04
Recurso:	MIT

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35.

Causal Reconstruction
Borchardt, Gary C.

Formato:
Enlaces:	Causal reconstruction is the task of reading a written causal description of a physical behavior, forming an internal model of the described activity, and demonstrating comprehension through question answering. T his task is difficult because written d escriptions often do…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

36.

Projective Structure from Two Uncalibrated Images: Structure from Motion and RecRecognition
Shashua, Amnon

Formato:
Enlaces:	This paper addresses the problem of recovering relative structure, in the form of an invariant, referred to as projective structure, from two views of a 3D scene. The invariant structure is computed without any prior knowledge of camera geometry, or…
Fecha:	2004-10-04
Recurso:	MIT

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37.

Local Versus Global Control Laws for Cooperative Agent Teams
Parker, Lynne E.

Formato:
Enlaces:	The design of the control laws governing the behavior of individual agents is crucial for the successful development of cooperative agent teams. These control laws may utilize a combination of local and/or global knowledge to achieve the resulting group behavior.…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

38.

Recognition and Structure from One 2D Model View: Observations on Prototypes, Object Classes and Symmetries
Poggio, Tomaso - Vetter, Thomas

Formato:
Enlaces:	In this note we discuss how recognition can be achieved from a single 2D model view exploiting prior knowledge of an object's structure (e.g. symmetry). We prove that for any bilaterally symmetric 3D object one non- accidental 2D model view…
Fecha:	2004-10-04
Recurso:	MIT

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39.

Observations on Cognitive Judgments
McAllester, David

Formato:
Enlaces:	It is obvious to anyone familiar with the rules of the game of chess that a king on an empty board can reach every square. It is true, but not obvious, that a knight can reach every square. Why is…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

40.

Data and Model-Driven Selection Using Color Regions
Syeda-Mahmood, Tanveer Fathima

Formato:
Enlaces:	A key problem in model-based object recognition is selection, namely, the problem of determining which regions in the image are likely to come from a single object. In this paper we present an approach that extracts and uses color region…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

41.

Causal/Temporal Connectives: Syntax and Lexicon
Brent, Michael R.

Formato:
Enlaces:	This report elucidates the linguistic representation of temporal relations among events. This involves examining sentences that contain two clauses connected by words like once, by the time, when, and before. Specifically, the effect of the tenses of the connected clauses…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

42.

Expressing Mathematical Subroutines Constructively
Roylance, Gerald

Formato:
Enlaces:	The typical subroutines that compute $\\sin(x)$ and $\\exp(x)$ bear little resemblance to our mathematical knowledge of these functions: they are composed of concrete arithmetic expressions that include many mysterious numerical constants. Instead of programming these subroutines conventionally, we can express…
Fecha:	2004-10-04
Recurso:	MIT

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43.

Analyzing Natural Images: A Computational Theory of Texture Vision
Marr, D.

Formato:
Enlaces:	A theory of early and intermediate visual information processing is given, which extends to about the level of figure-ground separation. Its core is a computational theory of texture vision. Evidence obtained from perceptual and from computational experiments is adduced in…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

44.

Wumpus Advisor 1: A First Implementation Program that Tutors Logical and Probabilistic Reasoning Skills
Stansfield, James L. - Carr, Brian P. - Goldstein, Ira P.

Formato:
Enlaces:	The Wumpus Advisor program offers advice to a player involved in choosing the best move in a game for which competence in dealing with incomplete and uncertain knowledge is required. The design and implementation of the advisor explores a new…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

45.

PAZATN: A Linguistic Approach to Automatic Analysis of Elementary Programming Protocols
Miller, Mark L. - Goldstein, Ira P.

Formato:
Enlaces:	PATN is a design for a machine problem solver which uses an augmented transition network (ATN) to represent planning knowledge. In order to explore PATN's potential as a theory of human problem solving, a linguistic approach to protocol analysis is…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

46.

Assessment and Documentation of a Children's Computer Laboratory
Papert, Seymour - Watt, Daniel H.

Formato:
Enlaces:	This research will thoroughly document the experiences of a small number of 5th grade children in an elementary school computer laboratory, using LOGO, an advanced computer language designed for children. Four groups of four children will be taught a 10-week…
Fecha:	2004-10-04
Recurso:	MIT

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47.

A Proposal for a Computational Model of Anatomical and Physiological Reasoning
Smith, Brian Cantwell

Formato:
Enlaces:	The studies of anatomy and physiology are fundamental ingredients of medical education. This paper identifies six ways in which such functional knowledge serves as the underpinnings for general medical reasoning, and outlines the design of a computational model of common…
Fecha:	2004-10-04
Recurso:	MIT

Recurso libre

48.

Simplifying Decision Trees
Quinlan, J.R.

Formato:
Enlaces:	Many systems have been developed for constructing decision trees from collections of examples. Although the decision trees generated by these methods are accurate and efficient, they often suffer the disadvantage of excessive complexity that can render them incomprehensible to experts.…
Fecha:	2004-10-04
Recurso:	MIT

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49.

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

50.

A Framework for Representing Knowledge
Minsky, Marvin

Formato:
Enlaces:	This is a partial theory of thinking, combining a number of classical and modern concepts from psychology, linguistics, and AI. Whenever one encounters a new situation (or makes a substantial change in one's viewpoint) he selects from memory a structure…
Fecha:	2004-10-04
Recurso:	MIT