Research Archive
Sofia University "St. Kliment Ohridski"

Browsing by Subject "Machine Learning"

DSpace/Manakin Repository

Browsing by Subject "Machine Learning"

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  • Experiments with Two Approaches for Tracking Drifting Concepts 
    Koychev, Ivan (“Serdica Journal of Computing” 1, Institute of Mathematics and Informatics - BAS, 2006)
    . This paper addresses the task of learning classifier from stream of labelled data. In this case we can face problem that the underling concepts can changes over time. The paper studies two mechanisms developed for dealing ...
  • Tracking Drifting Concepts by Time Window Optimisation – Research and Development in Intelligent Systems 
    Koychev, Ivan; Lothian, Robert (XXII: Proceedings of the 25th SGAI International Conference on Innovative Techniques and Applications of Artificial Intelligence (AI-2005),, 2005-12)
    This paper addresses the task of learning concept descriptions from streams of data. As new data are obtained the concept description has to be updated regularly to include the new data. In this case we can face the problem ...