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Record Matching to Improve Data Quality

By Vassilios S. Verykios, Ahmed K. Elmagarmid and Elias N. Houstis


Data Quality is defined in [TB98] as fitness for use, which implies that quality is relative to the use of data. Problems with data quality tend to fall into two categories: inconsistency among systems and inconsistency with reality. Format/syntax, semantic and value inconsistencies are representative of inconsistency among systems whereas incorrect and missing values are representative of inconsistencies with reality

Year: 2007
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