Similarity and Kernel Matrix Evaluation Based on Spatial Autocorrelation Analysis

  • Authors:
  • Vincent Pisetta;Djamel A. Zighed

  • Affiliations:
  • Rithme, Lyon, France 69003;ERIC Laboratory, Bron, France 69500

  • Venue:
  • ISMIS '09 Proceedings of the 18th International Symposium on Foundations of Intelligent Systems
  • Year:
  • 2009

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Abstract

We extend the framework of spatial autocorrelation analysis on Reproducing Kernel Hilbert Space (RKHS). Our results are based on the fact that some geometrical neighborhood structures vary when samples are mapped into a RKHS, while other neighborhood structures do not. These results allow us to design a new measure for measuring the goodness of a kernel and more generally a similarity matrix. Experiments on UCI datasets show the relevance of our methodology.