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Topic: Knowledge representation



  
 Anderson_Fincham94.doc
This move to the requirement of an active (but not necessarily permanent) declarative representation of an example is consistent with much of the data cited in support of independent acquisition of procedural knowledge.
It would be too strong to argue that procedural knowledge can never be acquired without a declarative representation or that the declarative representation always has to be of an example which is used in an analogy process.
The implications of this research are discussed for the relationship between procedural and declarative knowledge in the ACT theory (Anderson, 1983, 1993).
http://act-r.psy.cmu.edu/papers/Anderson_Fincham94.doc

  
 cognitive.html
In either case the goal is for the student to develop an initial declarative representation of the procedural knowledge, followed by practice until a true procedure develops and the knowledge becomes automatic.
C.The Acquisition and Modification of Knowledge Schemata: So far we have talked about how schemata are used to process new information and create isolated factual representations of declarative knowledge, but clearly not all of our knowledge is in the form of isolated facts.
(1) transfer of knowledge (either declarative or procedural) which requires recognizing that the current conditions are similar to those in a previously encountered situation and using the procedures that worked in that situation.
http://faculty-staff.ou.edu/G/Barbara.A.Greene-1/cognitive.html

  
 DESCRIPTION LOGICS course
The emphasis will be on a rigorous approach to knowledge representation and building ontologies.
The main effort of the research in knowledge representation is providing theories and systems for expressing structured knowledge and for accessing and reasoning with it in a principled way.
Reasoning in Description Logics', in: Principles of Knowledge Representation and Reasoning, edited by G. Brewka; Studies in Logic, Language and Information, CLSI Publications, pp 193-238, 1996.
http://www.inf.unibz.it/~franconi/dl/course

  
 Declarative knowledge
Content knowledge, or declarative knowledge is concrete representation
Communication researchers, educators and cognitive psychologists have sought to understand the types of knowledge that we create for ourselves and others.
Media and communication studies have long focused on the exposure of viewers (and listeners) to inaccurate declarative concepts and images and the effects of this skewed knowledge base on future decision making procedures.
http://education.calumet.purdue.edu/wignall/knowledge/declarative.html

  
 Description Logics References
Borgida, A., `Knowledge Representation, Semantic Modeling: Similarities and Differences', H. Kangassalo editor, The Entity Relationship Approach: The core of conceptual modeling, pp.1-24, Elsevier Science Publishers, 1991.
Franconi, E., `Description logics for natural language processing', Working Notes of the 1994 AAAI Fall Symposium on "Knowledge Representation for Natural Language Processing in Implemented Systems", pp 37-44, New Orleans, Lousiana, November 1994.
Badea, L., `A Unified Architechture for Knowledge Representation Based on Description Logics', ECAI-96, pp 288-292, 1996.
http://www.ida.liu.se/labs/iislab/people/patla/DL/references.html

  
 Printer Friendly Version
By contrast, there are no real institutional mechanisms, let alone institutional sanctions, to establish the relation between the "truths" of the people (concerning matters social and political) and those of the "knowledge-holders" (i.e., intellectuals); there are certainly no such mechanisms to ensure that this relation is articulated in terms of representation, and controlled accordingly.
Whatever the merits of the prudential position -- and they are considerable -- my concern is less with the kind of ideas or knowledge deemed suitable to the exercise of power, than with the irreducibility of power to the "exercise" of ideas.
For power in its representational externality, acts as the "mirror" whereby those that power represents become visible to themselves within the continuity of institutional life as a people, that is, the bearers of a coherent political identity.
http://www.ctheory.net/printer.asp?id=434   (13870 words)

  
 Simplicial Representation for Description Logics Knowledge Bases (ResearchIndex)
Since we model our dialogical agents as description logics KBases and that our adaptation algorithms are based on a topological knowledge representation, we explore the possible correspondences between description logics knowledge bases and this topological representation.
0.6: A Knowledge Representation System based on a Content Access..
10.9%: Algebraic Topology for Knowledge Representation in Analogy..
http://citeseer.ist.psu.edu/valencia00simplicial.html   (13870 words)

  
 On Domain-Specific Declarative Knowledge Representation and Database Languages - Decker (ResearchIndex)
However, most of them do not support the elicitation and representation of domain specific knowledge.
Abstract: For knowledge acquisition and engineering tasks many logic based representations formalisms are available nowadays.
On domain-specific declarative knowledge representation and database languages.
http://citeseer.lcs.mit.edu/decker98domainspecific.html   (13870 words)

  
 Knowledge Representation Tools
Description: A knowledge representation system emphasizing the horizontal and vertical compilation of knowledge bases.
Description: A fully implemented knowledge representation description logic based system.
Description: A Common Lisp implementation of the Telos Knowledge Representation Language.
http://www.cs.cofc.edu/~manaris/ai-education-repository/kr-tools.html   (13870 words)

  
 Loom
Loom™ is a knowledge representation language developed by researchers in the
The heart of Loom is a knowledge representation system that is used to provide deductive support for the declarative portion of the Loom language.
EXPECT is developing a knowledge acquisition framework that empowers users and domain experts to augment, modify and adapt knowledge based systems without needing to understand the details of the system's implementation.
http://www.isi.edu/isd/LOOM/LOOM-HOME.html   (13870 words)

  
 McCullough Knowledge Explorer and the MKR language
MKR is a very-high-level knowledge representation language with a rigorous foundation including context, genus-differentia definitions, ECP hierarchies (knits) and a unique characterization of the changes associated with actions.
MKR is a general-purpose knowledge representation language which is applicable to any domain.
Knowledge is an identification of the facts of reality.
http://rhm.cdepot.net   (13870 words)

  
 Space Efficiency of Propositional Knowledge Representation Formalisms - Cadoli, Donini, Schaerf (ResearchIndex)
3 ciency of propositional knowledge representation formalisms (context) - Cadoli, Donini et al.
A Theory of Average-Case Compilability in Knowledge Representation - Chen
59 Knowledge compilation and theory approximation - Selman, Kautz - 1996
http://citeseer.lcs.mit.edu/cadoli00space.html   (13870 words)

  
 Description Logics
Description Logics are considered the most important knowledge representation formalism unifying and giving a logical basis to the well known traditions of Frame-based systems, Semantic Networks and KL-ONE-like languages, Object-Oriented representations, Semantic data models, and Type systems.
The Description-Logic Knowledge Representation System Specification from the KRSS Group of the ARPA Knowledge Sharing Effort
There have been a series of international Description Logics Workshops.
http://dl.kr.org   (13870 words)

  
 Description-Logic Knowledge Representation System Specification
This report is not an overview of description logics, nor is it a rationale for using description logics in knowledge representation.
A knowledge base in this specification is a sequence of statements.
It describes the required behavior for compliant KR systems.
http://www.cs.umbc.edu/kse/krss/krss.html   (13870 words)

  
 Declarative Representations
Architectures with declarative representations have knowledge in a format that may be manipulated, decomposed and analyzed by the reasoning engine independent of its content.
Often times, whether knowledge is viewed as declarative or procedural is not an intrinsic property of the knowledge base, but is a function of what is allowed to read from it.
The distinction between declarative and procedural representations is somewhat artificial in that they may easily be inter-converted, depending on the type of processing that is done on them.
http://ai.eecs.umich.edu/cogarch0/common/prop/declare.html   (13870 words)

  
 Power - God's Promises - In Touch Ministries
"He is the radiance of His glory and the exact representation of His nature, and upholds all things by the word of His power.
"Seeing that His divine power has granted to us everything pertaining to life and godliness, through the true knowledge of Him who called us by His own glory and excellence."
"For God has not given us a spirit of timidity, but of power and love and discipline.
http://www.intouch.org/myintouch/exploring/promises/power_94117.html   (636 words)

  
 Description Logics and Knowledge Discovery of Data (ResearchIndex)
Description Logics (DL) are knowledge representation formalisms which have been applied in a number of application areas over the last decade.
Knowledge Discovery on the other hand is becoming more and more popular given the enormous amount of available data and has considerably increased the interest in machine learning techniques for data mining purposes.
We have tried to make this machinery available to DL reasoning systems, which enables easy integration of prede ned knowledge...
http://citeseer.ist.psu.edu/332841.html   (636 words)

  
 Belief Revision in Propositional Knowledge Bases (ResearchIndex)
Abstract: A most crucial problem in knowledge representation is the revision of knowledge when new, possibly contradictory, information is obtained (belief revision).
56 A Knowledge Level Analysis of Belief Revision- Nebel - 1989 ACM
1 The dynamics of knowledge and belief: Foundational vs. coher..
http://citeseer.ist.psu.edu/505773.html   (636 words)

  
 Processing Declarative Knowledge
A Terminological Knowledge Representation System with Complete Inference Algorithms
Processing Functional Definitions as Declarative Knowledge: A Reduced Bytecode Implementation of a Functional Logic Machine
Declarative and Procedural Paradigms - Do they Really Compete?
http://wotan.liu.edu/docis/dbl/pdkpdk   (636 words)

  
 No match for knowledge by description
Nearby terms: knowledge base « knowledge-based system « knowledge by acquaintance « knowledge level » knowledge how » knowledge representation » knowledge theoretical
Sorry, the term knowledge by description is not in the dictionary.
Last modified: Sat Feb 17 16:22:35 GMT 2001
http://lgxserver.uniba.it/lei/foldop/foldoc.cgi?knowledge+by+description   (636 words)

  
 Building Knowledge Bases
The ultimate goal of the knowledge acquisition is extracting the knowledge from different sources (mainly from an expert in the domain) to be implemented using a suitable representation model.
In the next sections the methods and aspects related to acquisition and representation of knowledge will be discussed.
In KBS the knowledge is created and maintained separated from the inference engine, which is the module responsible for processing and deriving conclusions from the knowledge base.
http://www.cis.ufl.edu/~ddd/cap6635/Fall-97/Short-papers/15.htm   (2028 words)

  
 Enabing Technolgy for Knowledge Sharing
The desire to collaborate through knowledge sharing and reuse has arisen within a segment of the broad knowledge representation community that is interested in scaling up to larger systems and that views the sharing and reuse of knowledge bases as a means to this end.
To map a knowledge base from one representation language into another, a system builder would use one translator to map the knowledge base into the interchange format and another to map from the interchange format back out to the second language.
The goal of this group is to specify a language for communicating knowledge between computer programs (as opposed to a language for the internal representation of knowledge within computer programs).
http://www.isi.edu/isd/KRSharing/vision/AIMag-small.html   (9970 words)

  
 thakar_sunil.htm
A logic-oriented representation system is presented which allows the representation of the terminological knowledge of our application domain of automobile sales advisory within taxonomic reasoning.
The presented case study establishes the relationship between the principles of knowledge representation and reasoning systems and their embodiment in working application systems.
The fact that the sales advisory domain is so highly knowledge intensive forced us to concentrate on the representation and reasoning aspects of it's application irrespective of mode/model we choose to support this process with a computer system.
http://edocs.tu-berlin.de/diss/2001/thakar_sunil.htm   (413 words)

  
 Knowledge representation - Wikipedia, the free encyclopedia
The term "Knowledge Representation" (KR) is most commonly used to refer to representations intended for processing by modern computers, and particularly for representations consisting of explicit objects (the class of all elephants, or Clyde a certain individual), and of assertions or claims about them ('Clyde is an elephant', or 'all elephants are grey').
The recent fashion in knowledge representation languages is to use XML as the low-level syntax.
Representing the knowledge in one way may make the solution simple, while an unfortunate choice of representation may make the solution difficult or obscure; the analogy is to make computations in Hindu-Arabic numerals or in Roman numerals; long division is simpler in one and harder in the other.
http://en.wikipedia.org/wiki/Knowledge_representation   (1312 words)

  
 Knowledge representation
Natural Language Processing and Knowledge Representation Language for Knowledge and Knowledge for Language Edited by Lucja M. Iwanska and Stuart C. Shapiro...
Knowledge representation and reasoning is the study of techniques for representing and reasoning...
A single, coherent and expressive knowledge representation will be used throughout the project to encode both input data and the learnt knowledge.
http://www.quickkaraoke.com/knowledge-representation.html   (717 words)

  
 LIDOS BibTeX Database File Kyburg_a26299-314.bib
@incollection{Geffner:90, AUTHOR = {H. Geffner and J. Pearl}, TITLE = {A Framework for Reasoning with Defaults}, YEAR = 1990, BOOKTITLE = {Knowledge Representation and Defeasible Reasoning}, EDITOR = {H. Kyburg and R. Loui and G. Carlson}, PUBLISHER = {Kluwer}, ADDRESS = {Boston}, PAGES = {69-88}, KEYWORDS = {}}
@incollection{Nute90, AUTHOR = {D. Nute}, TITLE = {Defeasible Logic and the Frame Problem}, YEAR = 1990, BOOKTITLE = {Knowledge Representation and Defeasible Reasoning}, EDITOR = {H. Kyburg and R. Loui and G. Carlson}, PUBLISHER = {Kluwer}, ADDRESS = {Boston}, PAGES = {3-22}, KEYWORDS = {}}
@incollection{Giles90, AUTHOR = {R. Giles}, TITLE = {Introduction to a Logic of Assertions}, YEAR = 1990, BOOKTITLE = {Knowledge Representation and Defeasible Reasoning}, EDITOR = {H. Kyburg and R. Loui and G. Carlson}, PUBLISHER = {Kluwer}, ADDRESS = {Boston}, PAGES = {361-386}, KEYWORDS = {}}
http://www.dfki.de/imedia/lidos/bibtex/Kyburg_a26299-314.html   (717 words)

  
 What is a Knowledge Representation?
The result is knowledge representations applied in ways that are uninformed by the inspirations and insights that led to their invention and that are the source of their power.
We suggest that representation technologies should not be considered as opponents to be overcome, forced to behave in a particular way, but should instead be understood on their own terms and used in ways that rely on the insights that were their original inspiration and source of power.
Finally, knowledge representations are also the means by which we express things about the world, the medium of expression and communication in which we tell the machine (and perhaps one another) about the world.
http://groups.csail.mit.edu/medg/ftp/psz/k-rep.html   (10517 words)

  
 Logic-based Knowledge Representation - Baader (ResearchIndex)
44 Terminological knowledge representation: A proposal for a te..
Abstract: After a short analysis of the requirements that a knowledge representation language must satisfy, we introduce Description Logics, Modal Logics, and Nonmonotonic Logics as formalisms for representing, respectively, terminological knowledge, time-dependent and subjective knowledge, and incomplete knowledge.
74 The LOOM knowledge representation language (context) - MacGregor, Bates - 1987
http://citeseer.ist.psu.edu/110067.html   (1666 words)

  
 Enabing Technolgy for Knowledge Sharing
The desire to collaborate through knowledge sharing and reuse has arisen within a segment of the broad knowledge representation community that is interested in scaling up to larger systems and that views the sharing and reuse of knowledge bases as a means to this end.
System builders could select specialized reasoning modules and ontologies, converting them to the format required by the selected knowledge representation if they were not already in this format.
The goal of this group is to specify a language for communicating knowledge between computer programs (as opposed to a language for the internal representation of knowledge within computer programs).
http://www.isi.edu/isd/KRSharing/vision/AIMag.html   (10499 words)

  
 Intelligent CAD
Tomiyama, T., Xue, D., and Yoshikawa, H., ``The Development of a Design Knowledge Representation Language - IDDL (1st Report): The Language Specifications,'' Proceedings of JSPE 1989 Spring Conference, JSPE, Chiba, Japan, 1989, pp.
Tomiyama, T., Xue, D., and Ishida, Y., ``An Experience with Developing a Design Knowledge Representation Language,'' Intelligent CAD System 3: Practical Experience and Evaluation, ten Hagen, P. and Veerkamp, P. (eds.), Springer-Verlag, Berlin, 1989, pp.
Xue, D., Ishii, M., Tomiyama, T., and Yoshikawa, H., ``The Development of a Design Knowledge Representation Language - IDDL (5th Report): Design with IIICAD System'' Proceedings of JSPE 1992 Spring Conference, JSPE, Tokyo, Japan, 1992, pp.
http://www.enme.ucalgary.ca/~xue/ICAD.html   (10499 words)

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