TY - GEN
T1 - A navigation filter for fusing DTM/correspondence updates
AU - Kupervasser, Oleg
AU - Voronov, Vladimir
PY - 2011
Y1 - 2011
N2 - An algorithm for pose and motion estimation using corresponding features in images and a digital terrain map is proposed. Using a Digital Terrain (or Digital Elevation) Map (DTM/DEM) as a global reference enables recovering the absolute position and orientation of the camera. In order to do this, the DTM is used to formulate a constraint between corresponding features in two consecutive frames. The utilization of data is shown to improve the robustness and accuracy of the inertial navigation algorithm. Extended Kalman filter was used to combine results of inertial navigation algorithm and proposed vision-based navigation algorithm. The feasibility of this algorithms is established through numerical simulations.
AB - An algorithm for pose and motion estimation using corresponding features in images and a digital terrain map is proposed. Using a Digital Terrain (or Digital Elevation) Map (DTM/DEM) as a global reference enables recovering the absolute position and orientation of the camera. In order to do this, the DTM is used to formulate a constraint between corresponding features in two consecutive frames. The utilization of data is shown to improve the robustness and accuracy of the inertial navigation algorithm. Extended Kalman filter was used to combine results of inertial navigation algorithm and proposed vision-based navigation algorithm. The feasibility of this algorithms is established through numerical simulations.
UR - http://www.scopus.com/inward/record.url?scp=84860740808&partnerID=8YFLogxK
U2 - 10.1109/ROBIO.2011.6181516
DO - 10.1109/ROBIO.2011.6181516
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AN - SCOPUS:84860740808
SN - 9781457721373
T3 - 2011 IEEE International Conference on Robotics and Biomimetics, ROBIO 2011
SP - 1591
EP - 1596
BT - 2011 IEEE International Conference on Robotics and Biomimetics, ROBIO 2011
T2 - 2011 IEEE International Conference on Robotics and Biomimetics, ROBIO 2011
Y2 - 7 December 2011 through 11 December 2011
ER -