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    KRDB
    2003
    184views Database» more  KRDB 2003»
    Some Practical Issues in Building a Hybrid Deductive Geographic Information System with a DL Component
    14 years 16 days ago
    Some Practical Issues in Building a Hybrid Deductive Geographic Information System with a DL Component
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    We report about some preliminary issues from the DFG project “Description Logics and Spatial Reasoning” (“DLS”, DFG Grant NE 279/8-1), one of whose goals is to develop a p...
    Michael Wessel
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    KRDB
    2003
    117views Database» more  KRDB 2003»
    On a Unifying Framework for Comparing Knowledge Representation Schemes
    14 years 16 days ago
    On a Unifying Framework for Comparing Knowledge Representation Schemes
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    Given the numerous knowledge representation models (KR-schemes) that have been proposed, it would be desirable to have a formal, unifying model for the description of a KR-scheme,...
    Giorgos Flouris, Dimitris Plexousakis, Grigoris An...
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    KRDB
    2003
    142views Database» more  KRDB 2003»
    Optimizing Query Answering in Description Logics using Disjunctive Deductive Databases
    14 years 16 days ago
    Optimizing Query Answering in Description Logics using Disjunctive Deductive Databases
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    Motivated by the possibilities of applying deductive database technology for efficient query answering in description logics, we present a translation operator µ that transforms...
    Boris Motik, Raphael Volz
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    KRDB
    2003
    111views Database» more  KRDB 2003»
    A Framework for Answering Queries using Multiple Representation and Inference Techniques
    14 years 16 days ago
    A Framework for Answering Queries using Multiple Representation and Inference Techniques
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    The Polylog framework is designed to provide a language for efficiently automating complex queries of information represented in multiple formats. A Polylog program contains a set...
    Nicholas L. Cassimatis
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    KRDB
    2003
    121views Database» more  KRDB 2003»
    Knowledge Representation using Schema Tuple Queries
    14 years 16 days ago
    Knowledge Representation using Schema Tuple Queries
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    This paper introduces schema tuple queries and argues for their suitability in representing knowledge over standard relational databases. Schema tuple queries are queries that ret...
    Michael Minock
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    KRDB
    2003
    137views Database» more  KRDB 2003»
    Focused Search on the Web using WeQueL
    14 years 16 days ago
    Focused Search on the Web using WeQueL
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    Keyword-based web query languages suffer from a lack of precision when searching for a precise kind of documents. Indeed, some documents cannot be simply characterized by a list o...
    Amar-Djalil Mezaour
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    KRDB
    2003
    129views Database» more  KRDB 2003»
    A Semantic Web based Identification Mechanism for Databases
    14 years 16 days ago
    A Semantic Web based Identification Mechanism for Databases
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    Cristian Pérez de Laborda, Stefan Conrad
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    KRDB
    2003
    141views Database» more  KRDB 2003»
    Analysis of Temporal Abstraction in Medical Databases
    14 years 16 days ago
    Analysis of Temporal Abstraction in Medical Databases
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    Mira Balaban, David Boaz, Yuval Shahar
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    KRDB
    2003
    139views Database» more  KRDB 2003»
    Expressing Transactions with Savepoints as Non-Markovian Theories of Actions
    14 years 16 days ago
    Expressing Transactions with Savepoints as Non-Markovian Theories of Actions
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    Flat transactions with savepoints are a variation of the classical flat transactions that allows the user to go undo work done so far back to a certain point within the transacti...
    Iluju Kiringa, Alfredo Gabaldon
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