Indiscernibility Relation for Continuous Attributes: Application in Image Recognition

  • Authors:
  • Krzysztof Cyran;Urszula Stanczyk

  • Affiliations:
  • Institute of Informatics, Silesian University of Technology, Akademicka 16, 44-100 Gliwice, Poland;Institute of Informatics, Silesian University of Technology, Akademicka 16, 44-100 Gliwice, Poland

  • Venue:
  • RSEISP '07 Proceedings of the international conference on Rough Sets and Intelligent Systems Paradigms
  • Year:
  • 2007

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Abstract

The paper presents an application of rough sets in a problem defined for the continuous feature space used by hybrid, high speed, pattern recognition system. The feature extraction part of this system is built as a holographic ring-wedge detector based on binary grating. Such feature extractor can be optimized and we apply for this purpose automatic knowledge acquisition and processing. Features from optimized extractor are then classified with the use of probabilistic neural network classifier. The methodology, proposed by one of the authors in earlier works, has been further enhanced here by application of modified indiscernibility relation. Modified version of this relation makes possible natural application of discrete type rough knowledge representation to problems defined in continuous space. We present an application of modified indiscernibility relation in the domain of image recognition.