Browsing AI Memos (1959 - 2004) by Author "Verri, Allessandro"

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    • Green Theorems and Qualitative Properties of the Optical Flow 

      Poggio, Tomaso; Verri, Allessandro; Torre, Vincent (1991-04-01)
      How can one compute qualitative properties of the optical flow, such as expansion or rotation, in a way which is robust and invariant to the position of the focus of expansion or the center of rotation? We suggest a ...