Automated morphological traits extraction for sorghum plants via 3D point cloud data analysis

L Xiang, Y Bao, L Tang, D Ortiz… - … and Electronics in …, 2019 - Elsevier
… ) Orthogonal projection on YZ plane of the sliced stem point cloud; (b) Projected point cloud
with ellipse fitting; (c) the outer edge of … First, the leaf angle extraction algorithm assumed that …

A self-consistent-field iteration for orthogonal canonical correlation analysis

LH Zhang, L Wang, Z Bai, RC Li - IEEE transactions on pattern …, 2020 - ieeexplore.ieee.org
… In Section 5, we develop a new algorithm for OMCCA by … two nodes connected with an
edge whose weight is to be … This work focuses on the linear orthogonal projection. In the …

[HTML][HTML] Line structured light calibration method and centerline extraction: A review

X Xu, Z Fei, J Yang, Z Tan, M Luo - Results in Physics, 2020 - Elsevier
… The centerline extraction algorithms are categorized into … Then the projection equation of the
line structured light was … The calibration result was more precise by adding edge constraints …

[PDF][PDF] Multi-view wire art.

KW Hsiao, JB Huang, HK Chu - ACM Trans. Graph., 2018 - techart.nthu.edu.tw
… pathfinding algorithm to link isolated groups of voxels into a … (ie, pose, and perspective or
orthogonal projection), P = {P1, ...… components, we further add edges to connect them according …

[HTML][HTML] Automatic measurement of contact angle in pore-space images

A AlRatrout, AQ Raeini, B Bijeljic, MJ Blunt - Advances in water resources, 2017 - Elsevier
… of vertices belonging to the contact line ( i ∈ V C L ) usingalgorithm the convention that o
i denotes the input vertices at … of 2 µm (2800 projections) and 2.5 µm (2200 projections) were …

High-accuracy vanishing-constraints-based calibration of fringe projection vision sensor

J Sun, Y Zhang, F Zhou - Optics and Lasers in Engineering, 2024 - Elsevier
… is calculated using the least-squares fitting algorithm for … on the phase extraction at the
circle edge, and then using the … firstly projects two groups of orthogonal phase-shifting fringe …

A reliable road segmentation and edge extraction for sparse 3D lidar data

J Gu, Y Wang, L Chen, Z Zhao… - 2018 IEEE Intelligent …, 2018 - ieeexplore.ieee.org
… Furthermore, Himmelsbch [4] presented an approach that fast projected … ) algorithm to extract
gradient feature between scan lines. … which are perpendicular to xy-plane and have a fixed …

Efficient L-shape fitting for vehicle detection using laser scanners

X Zhang, W Xu, C Dong… - 2017 IEEE Intelligent …, 2017 - ieeexplore.ieee.org
… from this algorithm is the line representations for the four edges of … ◦ to 90 ◦ , as the two sides
of the rectangle are orthogonal … the projections of all the range points on the two orthogonal

Surround-view fisheye camera perception for automated driving: Overview, survey & challenges

VR Kumar, C Eising, C Witt… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
… Four fisheye cameras on four sides of the vehicle are sufficient to … d) to go to infinity, then we
get the orthographic projection. … detection algorithms that utilize equirectangular projection (…

Road curb detection and localization with monocular forward-view vehicle camera

S Panev, F Vicente, F De la Torre… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
edges can be detected just by performing line detection in the image. This part of our
algorithm … in volatile gradient magnitude over curb’s edges projections, thus inconsistent curb …