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The research uses a data visualisation technique called 'Chernoff Face' to compare the effectiveness and efficiency of public library services in the UK (London) and South Korea (Seoul).

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This page is a summary of: Big data analysis of public library operations and services by using the Chernoff face method, Journal of Documentation, May 2017, Emerald,
DOI: 10.1108/jd-08-2016-0098.
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