15 citations · 27 across the 6 of their papers we have counts for
3 papers · 1 filter
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…
An Automatic Schema-Instance Approach for Merging Multidimensional Data Warehouses
Yuzhao Yang, Jérôme Darmont, Franck Ravat +1
Using data warehouses to analyse multidimensional data is a significant task in company decision-making.The data warehouse merging process is composed of two steps: matching multid…
Data Lake Ingestion Management
Yan Zhao, Imen Megdiche, Franck Ravat
Data Lake (DL) is a Big Data analysis solution which ingests raw data in their native format and allows users to process these data upon usage. Data ingestion is not a simple copy…