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3                                Big data - Concept and application for telecommunications



                                    Table I.4 – Use case – Reuse data processing methods

                  Title        Reusing and automating data processing methods with big data provenance information

             Description    A data analyst is preparing an experiment based on existing big data analysis results with a
                            different data source. To do this, the data analyst uses the provenance functions provided by the
                            BDSP to extract the data analysis process and apply it.
                            –  data analyst reviews analysis results;
                            –  data analyst selects an analysis result to reuse its processing methods;
                            –  data analyst extracts the data processing methods and related data from the provenance
                              information of the analysis result and modifies them to fit for the new experiment;
                            –  data analyst applies the data processing method.
                            Data analyst is using analysis automation based on data updates by using the provenance
                            information. Data analyst sets up the periodic analysis based on the updated data according to the
                            update period of the data.
             Roles/Sub      –  DP:DS
             roles          –  BDSP
                            –  big data service customer (BDC)
             Figure
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            116      Static data – Data provenance, data formats and trust
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