Abstract
The deployment of various high-throughput instruments in molecular biology has produced a large of volume of heterogeneous experimental omics data . It is of paramount importance to collect and organize different types of those data in a unified manner so as to disseminate those valuable data to the researchers of interest. One of the essential components in such data organization and dissemination is to maintain appropriate metadata which help understand collected data. The metadata should be defined sufficient enough to provide necessary information for the researchers who want to use them. This paper presents a metadata modeling method tailored to experimental omics data which are generated for specific biological specimens. The method first identifies the candidate keywords by analyzing the literature and then they are compared with items used in other biological metadata. The candidate keywords are examined and organized into categories so that the organized keywords provide a unified view of metadata for heterogeneous collection of experimental omics data. The metadata modeling results for experimental omics data of human tissues are expressed in database schema. The proposed method has been successfully applied to metadata modeling for experimental omics data in the Biobank of Korea Centers of Disease Control and Prevention.
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Acknowledgments
This work was supported by the Research Program funded by the Korea Centers for Disease Control and Prevention (Grant No.: 11-1352173-000267-01) and by Next-Generation Information Computing Development Program through the National Research Foundation (NRF) of Korea (Grant No.: NRF-2017M3C4A7069432), by the MSIT (Ministry of Science and ICT), Korea.
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Hwang, K.S., Lee, K.M. (2019). Keyword-Based Metadata Modeling for Experimental Omics Data Dissemination. In: Lee, W., Leung, C. (eds) Big Data Applications and Services 2017. BIGDAS 2017. Advances in Intelligent Systems and Computing, vol 770. Springer, Singapore. https://doi.org/10.1007/978-981-13-0695-2_15
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DOI: https://doi.org/10.1007/978-981-13-0695-2_15
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