An approach to computational microtexture perceptual detection with management of uncertainty

  • Authors:
  • E. Montseny;P. Sobrevilla

  • Affiliations:
  • Dept. Eng. Sistemes Automàtica i Informàtica Industrial, Universitat Politècnica de Catalunya. Pau Gargallo5, 08028. Barcelona, Spain;Dept. Matemàtica Aplicada II, Universitat Politècnica de Catalunya. Pau Gargallo5, 08028. Barcelona, Spain

  • Venue:
  • Technologies for constructing intelligent systems
  • Year:
  • 2002

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Abstract

The aim of this work is determining a minimum set of perceptual features allowing microtexture description, in the textured aerial images domain, and adequate computational methods for the evaluation of those features. Moreover, fuzzy techniques are introduced in the features evaluation process to be faithful to the principle of least commitment, and to make easier the management of uncertainty inherent to perceptual features of microtextures.Choosing aerial images for the fulfillment of the work is based on the broad range of microtextures contained in this kind of images, their uncertainty, variability and inherent complexity.Obtaining a "minimum" set of perceptual features has been possible considering how experts usually describe microtextures of aerial images, what features are important in visual texture perception, and how they are used. On the other hand, texture measures that correlate well with human perception have been picked to evaluate previously selected features.To illustrate the effectiveness of incorporating fuzzy techniques within our approach, the resulting computational method is applied to detect some textures of aerial images.