Browsing Technical Reports by Subject "Sonar images"

Now showing items 1-3 of 3

    • A method for the three-dimensional reconstruction of underwater objects 

      Zerr, Benoit; Stage, Bjarne (NATO. SACLANTCEN, 1996/10)
      This report describes a method to estimate the three-dimensional aspects of underwater objects using a sequence of sonar images. The data are recorded by a sector scanning sonar, carried by an underwater vehicle which ...

    • Detection of objects on a non Rayleigh background 

      Stage, Bjarne (NATO. SACLANTCEN, 1995/12)
      Sector scanning sonar systems image the sea-bottom to detect objects that can be distinguished from the background structure of the seabottom. In current systems images are displayed and discarded as new image data become ...

    • Interpretation and fusion of sonar images using evidential reasoning 

      Stage, Bjarne (NATO. SACLANTCEN, 1995/12)
      A method and system architecture for automatic interpretation and fusion of multiple sonar images is proposed. The interpretation of a sonar image consists of the creation of a symbolic geographical map indicating the ...