Towards a Method for Data Accuracy Assessment Utilizing a Bayesian Network Learning Algorithm

  • Authors:
  • V. Sessions;M. Valtorta

  • Affiliations:
  • Charleston Southern University;University of South Carolina

  • Venue:
  • Journal of Data and Information Quality (JDIQ)
  • Year:
  • 2009

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Abstract

This research develops a data quality algorithm entitled the Accuracy Assessment Algorithm (AAA). This is an extension of research in developing an enhancement to a Bayesian Network (BN) learning algorithm called the Data Quality (DQ) algorithm. This new algorithm is concerned with estimating the accuracy levels of a dataset by assessing the quality of the data with no prior knowledge of the dataset. The AAA and associated metrics were tested using two canonical BNs and one large-scale medical network. The article presents the results regarding the efficacy of the algorithm and the implications for future research and practice.