Deeplsd: Line segment detection and refinement with deep image gradients

R Pautrat, D Barath, V Larsson… - Proceedings of the …, 2023 - openaccess.thecvf.com
Line segments are ubiquitous in our human-made world and are increasingly used in vision
tasks. They are complementary to feature points thanks to their spatial extent and the …

3d line mapping revisited

S Liu, Y Yu, R Pautrat, M Pollefeys… - Proceedings of the …, 2023 - openaccess.thecvf.com
In contrast to sparse keypoints, a handful of line segments can concisely encode the high-
level scene layout, as they often delineate the main structural elements. In addition to …

Towards light-weight and real-time line segment detection

G Gu, B Ko, SH Go, SH Lee, J Lee… - Proceedings of the AAAI …, 2022 - ojs.aaai.org
Previous deep learning-based line segment detection (LSD) suffers from the immense
model size and high computational cost for line prediction. This constrains them from real …

[HTML][HTML] Systematic review of computer vision semantic analysis in socially assistive robotics

AVA Lundgren, MAO Santos, BLD Bezerra… - Ai, 2022 - mdpi.com
The simultaneous surges in the research on socially assistive robotics and that on computer
vision can be seen as a result of the shifting and increasing necessities of our global …

A comprehensive review of image line segment detection and description: Taxonomies, comparisons, and challenges

X Lin, Y Zhou, Y Liu, C Zhu - IEEE Transactions on Pattern …, 2024 - ieeexplore.ieee.org
An image line segment is a fundamental low-level visual feature that delineates straight,
slender, and uninterrupted portionsof objects and scenarios within images. Detection and …

Holistically-attracted wireframe parsing: From supervised to self-supervised learning

N Xue, T Wu, S Bai, FD Wang, GS Xia… - … on Pattern Analysis …, 2023 - ieeexplore.ieee.org
This article presents Holistically-Attracted Wireframe Parsing (HAWP), a method for
geometric analysis of 2D images containing wireframes formed by line segments and …

Fully convolutional line parsing

X Dai, H Gong, S Wu, X Yuan, Y Ma - Neurocomputing, 2022 - Elsevier
We present a one-stage Fully Convolutional Line P arsing network (F-Clip) that detects line
segments from images. The proposed network is very simple and flexible with variations that …

Extracting 3-D structural lines of building from ALS point clouds using graph neural network embedded with corner information

T Jiang, Y Wang, Z Zhang, S Liu, L Dai… - … on Geoscience and …, 2023 - ieeexplore.ieee.org
The representation quantifies the geometric shape and topology of a building is a necessary
procedure for many urban planning applications. A sharp line framework is a high-level …

[HTML][HTML] Geometric feature enhanced line segment extraction from large-scale point clouds with hierarchical topological optimization

Z Hu, C Chen, B Yang, Z Wang, R Ma, W Wu… - International Journal of …, 2022 - Elsevier
As the most common primitives, line segments play an essential role in the vectorized
reconstruction of artificial scenes. In this paper, a geometric feature enhanced line extraction …

Structural asymmetric convolution for wireframe parsing

J Zhang, J Yang, F Fu, J Ma - Engineering Applications of Artificial …, 2024 - Elsevier
Simultaneously extracting junctions and their corresponding line segments from images
presents a promising approach to structural environment cognition. However, conventional …