SFD2: Semantic-guided feature detection and description

F Xue, I Budvytis, R Cipolla - Proceedings of the IEEE/CVF …, 2023 - openaccess.thecvf.com
Visual localization is a fundamental task for various applications including autonomous
driving and robotics. Prior methods focus on extracting large amounts of often redundant …

Segment anything model is a good teacher for local feature learning

J Wu, R Xu, Z Wood-Doughty, C Wang, S Xu… - arXiv preprint arXiv …, 2023 - arxiv.org
Local feature detection and description play an important role in many computer vision
tasks, which are designed to detect and describe keypoints in" any scene" and" any …

Learning to Produce Semi-dense Correspondences for Visual Localization

KT Giang, S Song, S Jo - … of the IEEE/CVF Conference on …, 2024 - openaccess.thecvf.com
This study addresses the challenge of performing visual localization in demanding
conditions such as night-time scenarios adverse weather and seasonal changes. While …

Visual Localization in 3D Maps: Comparing Point Cloud, Mesh, and NeRF Representations

L Zhang, Y Tao, J Lin, F Zhang, M Fallon - arXiv preprint arXiv:2408.11966, 2024 - arxiv.org
Recent advances in mapping techniques have enabled the creation of highly accurate
dense 3D maps during robotic missions, such as point clouds, meshes, or NeRF-based …

Improving feature-based visual localization by geometry-aided matching

H Yu, Y Feng, W Ye, M Jiang, H Bao… - arXiv preprint arXiv …, 2022 - arxiv.org
Feature matching is crucial in visual localization, where 2D-3D correspondence plays a
major role in determining the accuracy of camera pose. A sufficient number of well …

Fast Dual-Feature Extraction Based on Tightly Coupled Lightweight Network for Visual Place Recognition

X Hu, Y Zhou, L Lyu, C Lan, Q Shi, M Hou - IEEE Access, 2023 - ieeexplore.ieee.org
Visual place recognition (VPR) is a task that aims to predict the location of an image based
on the existing images. Because image data can often be massive, extracting features …

Mssplace: multi-sensor place recognition with visual and text semantics

A Melekhin, D Yudin, I Petryashin… - arXiv preprint arXiv …, 2024 - arxiv.org
Place recognition is a challenging task in computer vision, crucial for enabling autonomous
vehicles and robots to navigate previously visited environments. While significant progress …

Hpointloc: point-based indoor place recognition using synthetic RGB-D images

D Yudin, Y Solomentsev, R Musaev… - … Conference on Neural …, 2022 - Springer
We present a novel dataset named as HPointLoc, specially designed for exploring
capabilities of visual place recognition in indoor environment and loop detection in …

Reprojection Errors as Prompts for Efficient Scene Coordinate Regression

TR Liu, HK Yang, JM Liu, CW Huang… - … on Computer Vision, 2025 - Springer
Scene coordinate regression (SCR) methods have emerged as a promising area of
research due to their potential for accurate visual localization. However, many existing SCR …

VRS-NeRF: Visual Relocalization with Sparse Neural Radiance Field

F Xue, I Budvytis, DO Reino, R Cipolla - arXiv preprint arXiv:2404.09271, 2024 - arxiv.org
Visual relocalization is a key technique to autonomous driving, robotics, and
virtual/augmented reality. After decades of explorations, absolute pose regression (APR) …