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  Do we need the closed-world assumption in knowledge representation?

Hustadt, U. (1994). Do we need the closed-world assumption in knowledge representation? In F. Baader, M. Buchheit, M. A. Jeusfeld, & W. Nutt (Eds.), Working Notes of the KI'94 Workshop: Reasoning about Structured Objects: Knowledge Representation meets Databases (KRDB'94) (pp. 24-26). Saarbrücken, Germany: DFKI.

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 Urheber:
Hustadt, Ullrich1, Autor           
Affiliations:
1Programming Logics, MPI for Informatics, Max Planck Society, ou_40045              

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 Zusammenfassung: In this paper I want to focus on some principal differences between data models of database systems and knowledge representation languages. The data manipulation languages of data models are based on the closed-world, unique-name, and domain-closure assumption. Data manipulation languages and query languages of knowledge representation formalisms differ considerably in their underlying assumptions. They are based on the open-world, unique-name, and open-domain assumption. That means, that even if the data definition language and the data manipulation language of a database management system and a knowledge base management system would coincide, the results of data manipulations would differ. I present some examples that show the usefulness of closed-world inferences in natural language processing. Thus knowledge representation languages sticking to the open-world assumption seem to be insufficient for natural language processing.

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Sprache(n): eng - English
 Datum: 2010-03-121994
 Publikationsstatus: Erschienen
 Seiten: -
 Ort, Verlag, Ausgabe: Saarbrücken, Germany : DFKI
 Inhaltsverzeichnis: -
 Art der Begutachtung: -
 Identifikatoren: eDoc: 519564
Anderer: Local-ID: C1256104005ECAFC-8FE5F489472770ECC12561440062436D-Hustadt94c
 Art des Abschluß: -

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Titel: Untitled Event
Veranstaltungsort: Saarbrücken, Germany
Start-/Enddatum: 1994

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Titel: Working Notes of the KI'94 Workshop: Reasoning about Structured Objects: Knowledge Representation meets Databases (KRDB'94)
Genre der Quelle: Konferenzband
 Urheber:
Baader, Franz1, Herausgeber           
Buchheit, Martin, Herausgeber
Jeusfeld, Manfred A., Herausgeber
Nutt, Werner, Herausgeber
Affiliations:
1 Programming Logics, MPI for Informatics, Max Planck Society, ou_40045            
Ort, Verlag, Ausgabe: Saarbrücken, Germany : DFKI
Seiten: - Band / Heft: - Artikelnummer: - Start- / Endseite: 24 - 26 Identifikator: -

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Titel: Document
Genre der Quelle: Reihe
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Ort, Verlag, Ausgabe: -
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