1. SpatFD::Mex_PM10
    Air quality data of Mexico
    matrix|4344 x 13
  2. SpatFD::NO2
    Air quality data of Mexico
    matrix|4292 x 18
  3. SpatFD::PM10
    PM10 of Bogota, Colombia
  4. SpatFD::coord
    Coordinates of measurement stations Bogota, Colombia
  5. SpatFD::coord_NO2
    Coordinates of air quality data of Mexico
  6. SpatFD::coord_PM10
    Coordinates of air quality data of Mexico
  7. SpatFD::map
    map of Bogota, Colombia
  8. SpatFD::map_mex
    map of Mexico
  9. SpatFD::vowels
    Imaginary thinking of the five Spanish vowels
    matrix|17100 x 22
  10. SpatFD::vowels_coords
    Coordinates of electrodes from the vowels data set