Egomotion estimation as an appearance-based classification problem

  • Authors:
  • Pedro Sánchez;Cornelio Yáñez;Jonathan Pecero;Apolinar Ramírez

  • Affiliations:
  • Instituto Tecnológico de Ciudad Madero, Tamaulipas, México;Centro de Investigación en Computación, Instituto Politécnico Nacional, México D.F.;Instituto Nacional Politécnico de Grenoble, France;Instituto Tecnológico de Ciudad Madero, Tamaulipas, México

  • Venue:
  • CIARP'06 Proceedings of the 11th Iberoamerican conference on Progress in Pattern Recognition, Image Analysis and Applications
  • Year:
  • 2006

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Abstract

In this paper a probabilistic approach is considered to develop a methodology to solve the problem of estimation of the position of the observer. The base of this methodology is the appearance vision with which an environment map is constructed using Kernel PCA. For the experiments an image set is acquired in unknown locations in the same environment. The performance of Kernel PCA technique was tested according to the optimum dimension of the environment model and the quantity of images correctly classified using a Bayesian algorithm. To validate the results obtained with Kernel PCA the same experiments were performed with PCA and APEX techniques, then the results were compared showing that Kernel PCA has better performance than PCA and APEX.