Abstract
From a knowledge management perspective, we explore data cleaning of
very large databases with focus on semantic rich data and linked data. We identify
four aspects of complexity which, if they were not explicitly addressed and fully
managed will hinder both the recognizing and attaining of the best result: (a) the in-
consistency of solution knowledge due to their partial applicability among multiple
concerns; (b) the side effect which is introduced during the introduction of solution
knowledge for pursuing a precision relating to the existence of multiple semantics;
(c) unconscious ignorance of implicit weights of some parameters for value com-
putation; (d) a holism based reasoning which is irreplaceable by simplification for
some situations. After analyzing the state of the art, we propose an ongoing Model
Driven Engineering (MDE) based knowledge management platform for identify-
ing, refining, organizing and evaluating related variants and solutions with mitigated
complexity.
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