Eureka!: A Tool for Interactive Knowledge Discovery

  • Authors:
  • Giuseppe Manco;Clara Pizzuti;Domenico Talia

  • Affiliations:
  • -;-;-

  • Venue:
  • DEXA '02 Proceedings of the 13th International Conference on Database and Expert Systems Applications
  • Year:
  • 2002

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Abstract

In this paper we describe an interactive, visual knowledge discovery tool for analyzing numerical data sets. The tool combines a visual clustering method, to hypothesize meaningful structures in the data, and a classification machine learning algorithm, to validate the hypothe-psized structures. A two-dimensional representation of the available data allows a user to partition the search space by choosing shape or density according to criteria he deems optimal. A partition can be composed by regions populated according to some arbitrary form, not necessarily spherical. The accuracy of clustering results can be validated by using a decision tree classifier, included in the mining tool.