The covariance matrix transformation method in all-earth integrated navigation considering coordinate frame conversion
Sign Up to like & getrecommendations! Published in 2022 at "Measurement Science and Technology"
DOI: 10.1088/1361-6501/ac4b11
Abstract: In the exploration of polar regions, navigation is one of the most important issues to be resolved. To avoid the limitations of a single navigation coordinate frame, navigation systems usually use different navigation coordinate frames… read more here.
Keywords: integrated navigation; frame; navigation; covariance ... See more keywords
LFNet: Local Rotation Invariant Coordinate Frame for Robust Point Cloud Analysis
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Signal Processing Letters"
DOI: 10.1109/lsp.2020.3048605
Abstract: Deep neural networks have achieved great progress in 3D scene understanding. However, recent methods mainly focused on objects with canonical orientations in contrast with random postures in reality. In this letter, we propose a hierarchical… read more here.
Keywords: frame; coordinate frame; rotation invariant;
Extrinsic parameters calibration of multi-camera with non-overlapping fields of view using laser scanning.
Sign Up to like & getrecommendations! Published in 2019 at "Optics express"
DOI: 10.1364/oe.27.016719
Abstract: An extrinsic parameters calibration method of multi-cameras with non-overlapping fields of view (FOV) using laser scanning is presented. Firstly, two lasers are mounted on a multi-degree-of-freedom manipulator and can scan objects freely by the projected… read more here.
Keywords: non overlapping; manipulator; laser scanning; camera ... See more keywords