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Visualization properties for data quality visual assessment: An exploratory case study

机译:数据质量可视化评估的可视化属性:探索性案例研究

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摘要

Data quality assessment outcomes are essential to ensure useful analytical processes results. Relevant computational approaches provide assessment support, especially to data defects that present more precise rules. However, data defects that are more dependent of data context knowledge challenge the data quality assessment since the process involves human supervision. Visualization systems belong to a class of supervised tools that can make visible data defect structures. Despite their considerable design knowledge encodings, there is little support design to visual quality assessment of data defects. Therefore, this work reports a case study that has explored which and how visualization properties facilitate visual detection of data defect. Its outcomes offer a first set of implications to design visualization system to permit data quality visual assessment.
机译:数据质量评估结果对于确保有用的分析过程结果至关重要。相关的计算方法可提供评估支持,尤其是对于呈现更精确规则的数据缺陷。但是,由于该过程涉及人工监督,因此更加依赖于数据上下文知识的数据缺陷对数据质量评估提出了挑战。可视化系统属于可以创建可见数据缺陷结构的有监督工具。尽管它们具有丰富的设计知识编码,但是几乎没有支持设计来评估数据缺陷的视觉质量。因此,这项工作报告了一个案例研究,该案例研究了可视化属性以及可视化属性如何促进数据缺陷的可视检测。其结果为设计可视化系统提供了第一套含义,以允许对数据质量进行可视化评估。

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