the Hadoop Distributed File System (HDFS). This latter is based on the separation of metadata to data that consists in the … centralization and isolation of the metadata of storage servers. In this paper, the authors propose an approach to improve the … service metadata for Hadoop to maintain consistency without much compromising performance and scalability of metadata by …

identify all possible sources of data quality problems. To achieve this goal, an extensive metadata infrastructure is the most … promising solution. Through theoretical metadata model investigation, the authors identified a set of data quality dimensions by …

The effective use of metadata can offer end users an improved understanding and greater level of assurance during the … critical end-user metadata issues in a large Australian organization. The findings led to the development of an end …-user metadata model on object (report and cube) and element (term and column) levels, which can support effective BI use and …

scientific data and metadata are produced creating large and complex scientific datasets. The use of common terminology and … an overview of the types and formats of the scientific data and metadata produced in the archaeological research through …

most informal methods. In this paper the authors propose an approach based on the use of the sources metadata to provide …