• An inverse shortest path approach to find forwarder productivity functions 

      Søvde, Nils Egil; Astrup, Rasmus Andreas; Talbot, Bruce (Journal article; Peer reviewed, 2018-06-05)
      This paper presents an optimization model designed to find productivity functions for timber forwarding. Timber forwarding or skidding has for some 25 years been calculated using shortest path formulations on grid networks. ...
    • Mapping forests using an unmanned ground vehicle with 3D LiDAR and graph-SLAM 

      Pierzchala, Marek Marian; Giguère, Philippe; Astrup, Rasmus Andreas (Journal article; Peer reviewed, 2018)
      Enabling automated 3D mapping in forests is an important component of the future development of forest technology, and has been garnering interest in the scientific community, as can be seen from the many recent publications. ...
    • Robotic in-row weed control in vegetables 

      Utstumo, Trygve; Urdal, Frode; Brevik, Anders; Dørum, Jarle; Netland, Jan; Overskeid, Øyvind; Berge, Therese W.; Gravdahl, Jan Tommy (Journal article; Peer reviewed, 2018-09-03)
      Vegetables and other row-crops represent a large share of the agricultural production. There is a large variation in crop species, and a limited availability in specialized herbicides. The robot presented here utilizes ...