Now showing items 17-18 of 18

  • Stochastic approximations of average values using proportions of samples 

    Agostini, Alejandro Gabriel; Celaya Llover, Enric (2011)
    External research report
    Open Access
    In this work we explain how the stochastic approximation of the average of a random variable is carried out when the observations used in the updates consist in proportion of samples rather than complete samples.
  • Visually-guided robot navigation: From artificial to natural landmarks 

    Celaya Llover, Enric; Albarral, José L.; Jimenez Schlegl, Pablo; Torras, Carme (Springer, 2007)
    Part of book or chapter of book
    Open Access
    Landmark-based navigation in unknown unstructured environments is far from solved. The bottleneck nowadays seems to be the fast detection of reliable visual references in the image stream as the robot moves. In our research, ...