Reham I. Abdel Monem

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Data integration is the process of collecting data from different data sources and providing user with unified view of answers that meet his requirements. The quality of query answers can be improved by identifying the quality of data sources according to some quality measures and retrieving data from only significant ones. Query answers that returned from(More)
Data integration (DI) is the process of collecting data needed for answering a query from distributed and heterogeneous data sources and providing users with a unified form of this data. Data integration is strictly tied with data quality due to two main data integration challenges first, providing user with high qualitative query results second,(More)
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