Skeleton merger: an unsupervised aligned keypoint detector

R Shi, Z Xue, Y You, C Lu - … of the IEEE/CVF conference on …, 2021 - openaccess.thecvf.com
Detecting aligned 3D keypoints is essential under many scenarios such as object tracking,
shape retrieval and robotics. However, it is generally hard to prepare a high-quality dataset …

Robot navigation via spatial and temporal coherent semantic maps

I Kostavelis, K Charalampous, A Gasteratos… - … Applications of Artificial …, 2016 - Elsevier
The ability of mobile robots to sense, interpret and map their environments in human terms is
decisive for their applicability to everyday activities hereafter. Bearing this view in mind, we …

Absolute pose estimation of central cameras using planar regions

R Frohlich, L Tamas, Z Kato - IEEE transactions on pattern …, 2019 - ieeexplore.ieee.org
A novel method is proposed for the absolute pose estimation of a central 2D camera with
respect to 3D depth data without the use of any dedicated calibration pattern or explicit point …

Feature-refined box particle filtering for autonomous vehicle localisation with OpenStreetMap

P Wang, L Mihaylova, P Bonnifait, P Xu… - Engineering Applications of …, 2021 - Elsevier
Vehicle localisation is an important and challenging task in achieving autonomous driving.
This work presents a box particle filter framework for vehicle self-localisation in the presence …

D3GATTEN: Dense 3D geometric features extraction and pose estimation using self-attention

B Kelenyi, L Tamas - IEEE Access, 2023 - ieeexplore.ieee.org
Point-cloud processing for extracting geometric features is difficult due to the highly non-
linear rotation variance and measurement noise corrupting the data. To address these …

[PDF][PDF] Automated semantic labelling of 3D vector models for scan-to-BIM

M Bassier, M Vergauwen… - Proceedings of the 4th …, 2016 - lirias.kuleuven.be
With the increasing popularity of Building Information modelling (BIM), the demand for
accurate as-built models of existing buildings is rising. However, the manual creation of …

Edge gradient feature and long distance dependency for image semantic segmentation

H Zhou, A Han, H Yang, J Zhang - IET Computer Vision, 2019 - Wiley Online Library
Image semantic segmentation is a challenging problem for low‐level computer vision.
Recently, deep convolutional neural networks (DCNNs) have been proved to achieve …

Key-Grid: Unsupervised 3D Keypoints Detection using Grid Heatmap Features

C Hou, Z Xue, B Zhou, J Ke, L Shao, H Xu - arXiv preprint arXiv …, 2024 - arxiv.org
Detecting 3D keypoints with semantic consistency is widely used in many scenarios such as
pose estimation, shape registration and robotics. Currently, most unsupervised 3D keypoint …

Next best view estimation for volumetric information gain

A Pop, L Tamas - IFAC-PapersOnLine, 2022 - Elsevier
In this work we propose a novel next best view (NBV) generation algorithm for volumetric
information maximization. The primary data source is a Time-of-Flight (ToF) camera and the …

Traversability Map Estimation for Agricultural Robots

PS Sucală, L Tamás - 2024 IEEE International Conference on …, 2024 - ieeexplore.ieee.org
The key component of the precision agriculture application is the integration of autonomous
robots in outdoor fields. Autonomous locomotion is based on estimating the traversability …