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cs.DB2022★ 4 cited
Dimensional Data KNN-Based Imputation
Yuzhao Yang, Jérôme Darmont, Franck Ravat +1
Data Warehouses (DWs) are core components of Business Intelligence (BI). Missing data in DWs have a great impact on data analyses. Therefore, missing data need to be completed. Unl…
cs.DB2021★ 1 cited
Internal Data Imputation in Data Warehouse Dimensions
Yuzhao Yang, Fatma Abdelhedi, Jérôme Darmont +2
Missing values occur commonly in the multidimensional data warehouses. They may generate problems of usefulness of data since the analysis performed on a multidimensional data ware…