Pay-as-you-go ranking of schema mappings using query logs

Ruhaila Maskat, Norman W. Paton, Suzanne M. Embury, Olivier Bodenreider (Editor), Bastien Rance (Editor)

    Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

    Abstract

    Data integration systems typically make use of mappings to capture the relationships between the data resources to be integrated and the integrated representations presented to users. Manual development and maintenance of such mappings is time consuming and thus costly. Pay-as-you-go approaches to data integration support automatic construction of initial mappings, which are generally of rather poor quality, for refinement in the light of user feedback. However, automatic approaches that produce these mappings typically lead to the generation of multiple, overlapping candidate mappings. To present the most relevant set of results to user queries, the mappings have to be ranked. We proposed a ranking technique that uses information from query logs to discriminate among candidate mappings. The technique is evaluated in terms of how quickly stable rankings can be produced, and to investigate how the rankings track query patterns that are skewed towards specific sources. © 2012 Springer-Verlag.
    Original languageEnglish
    Title of host publicationLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)|Lect. Notes Comput. Sci.
    EditorsOlivier Bodenreider, Bastien Rance
    PublisherSpringer Nature
    Pages37-52
    Number of pages15
    Volume7348
    ISBN (Print)9783642310393
    DOIs
    Publication statusPublished - 2012
    Event8th International Conference on Data Integration in the Life Sciences, DILS 2012 - College Park, MD
    Duration: 1 Jul 2012 → …

    Conference

    Conference8th International Conference on Data Integration in the Life Sciences, DILS 2012
    CityCollege Park, MD
    Period1/07/12 → …

    Keywords

    • Dataspaces
    • Implicit Feedback
    • Pay-as-you-go Data Integration
    • Ranking
    • Schema Mapping

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