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Knowledge Representation	2
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Cognitive Processes	1
Computer System Design	1
Databases	1
Discourse Analysis	1
Information Processing	1
Information Technology	1
Integrity	1
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Discourse Processes	1
Information Systems	1

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Burgess, Curt	1
Livesay, Kay	1
Lund, Kevin	1
Ram, Sudha	1
Ramesh, Venkatar	1

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Integrity Constraint Integration in Heterogeneous Databases: An Enhanced Methodology for Schema Integration.

Peer reviewed

Ramesh, Venkatar; Ram, Sudha – Information Systems, 1997

Presents a seven-step methodology for utilizing integrity constraint knowledge from heterogeneous databases. Describes generating a set of integrity constraints applicable at the integrated level from constraints specified on local databases. Introduces the concept of constraint-based relationships between objects in heterogeneous databases;…

Descriptors: Computer System Design, Databases, Information Processing, Information Technology

Explorations in Context Space: Words, Sentences, Discourse.

Peer reviewed

Burgess, Curt; Livesay, Kay; Lund, Kevin – Discourse Processes, 1998

Describes a computational model of high-dimensional context space: the Hyperspace Analog to Language (HAL). Shows that HAL provides sufficient information to make semantic, grammatical, and abstract distinctions. Demonstrates the cognitive compatibility of the representations with human processing; and introduces a new methodology that extracts…

Descriptors: Cognitive Processes, Discourse Analysis, Knowledge Representation, Language Research