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  1. No Access

    Reference Work Entry In depth

    Data Privacy and Patient Consent

    David Hansen, Christine M. O’Keefe in Encyclopedia of Database Systems (2018)

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    Living Reference Work Entry In depth

    Data Privacy and Patient Consent

    David Hansen, Christine M. O’Keefe in Encyclopedia of Database Systems

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    Chapter and Conference Paper

    On Multidimensional Wavelet Synopses for Maximum Error Bounds

    Having been extensively used to summarize massive data sets, wavelet synopses can be classified into two types: space-bounded and error-bounded synopses. Although various research efforts have been made for th...

    Qing Zhang, Chaoyi Pang, David Hansen in Database Systems for Advanced Applications (2009)

  4. No Access

    Chapter and Conference Paper

    Building Data Synopses Within a Known Maximum Error Bound

    The constructions of Haar wavelet synopses for large data sets have proven to be useful tools for data approximation. Recently, research on constructing wavelet synopses with a guaranteed maximum error has gai...

    Chaoyi Pang, Qing Zhang, David Hansen… in Advances in Data and Web Management (2007)