Point2cyl: Reverse engineering 3d objects from point clouds to extrusion cylinders

MA Uy, YY Chang, M Sung, P Goel… - Proceedings of the …, 2022 - openaccess.thecvf.com
Abstract We propose Point2Cyl, a supervised network transforming a raw 3D point cloud to a
set of extrusion cylinders. Reverse engineering from a raw geometry to a CAD model is an …

Non‐uniform B‐spline surface fitting from unordered 3D point clouds for as‐built modeling

A Dimitrov, R Gu… - Computer‐Aided Civil and …, 2016 - Wiley Online Library
The three‐dimensional map** of the built environment is of particular importance for
engineering applications such as monitoring work‐in‐progress and energy performance …

Call preemption in communication networks

JA Garay, IS Gopal - … ] IEEE INFOCOM'92: The Conference on …, 1992 - ieeexplore.ieee.org
The authors address the problem of preempting ongoing calls in a communication network
in order to accommodate new calls. They investigate some problems that relate to making …

Uniform coverage tool path generation for robotic surface finishing of curved surfaces

Y Wen, DJ Jaeger, PR Pagilla - IEEE Robotics and Automation …, 2022 - ieeexplore.ieee.org
We provide a novel solution to the problem of robot tool path generation to uniformly cover
the surface area of a curved surface with varying curvatures by using a circular, flat finishing …

Generic primitive detection in point clouds using novel minimal quadric fits

T Birdal, B Busam, N Navab, S Ilic… - IEEE transactions on …, 2019 - ieeexplore.ieee.org
We present a novel and effective method for detecting 3D primitives in cluttered,
unorganized point clouds, without axillary segmentation or type specification. We consider …

Local hough transform for 3d primitive detection

B Drost, S Ilic - 2015 International Conference on 3D Vision, 2015 - ieeexplore.ieee.org
Detecting primitive geometric shapes, such as cylinders, planes and spheres, in 3D point
clouds is an important building block for many high-level vision tasks. One approach for this …

Modeling connected regions in arbitrary planar point clouds by robust B-spline approximation

T Mörwald, J Balzer, M Vincze - Robotics and Autonomous Systems, 2016 - Elsevier
This paper presents an algorithm for robustly approximating the boundary of a domain,
latent in a planar set of scattered points, by a B-spline curve. The algorithm is characterized …

Efficient point cloud segmentation approach using energy optimization with geometric features for 3D scene understanding

X Li, G Liu, S Sun - Journal of the Optical Society of America A, 2020 - opg.optica.org
Efficient and quick extraction of unknown objects in cluttered 3D scenes plays a significant
role in robotics tasks such as object search, gras**, and manipulation. This paper …

A minimalist approach to type-agnostic detection of quadrics in point clouds

T Birdal, B Busam, N Navab, S Ilic… - Proceedings of the …, 2018 - openaccess.thecvf.com
This paper proposes a segmentation-free, automatic and efficient procedure to detect
general geometric quadric forms in point clouds, where clutter and occlusions are inevitable …

Depth-assisted rectification for real-time object detection and pose estimation

JPS do Monte Lima, FPM Simões, H Uchiyama… - Machine Vision and …, 2016 - Springer
RGB-D sensors have become in recent years a product of easy access to general users.
They provide both a color image and a depth image of the scene and, besides being used …