R2former: Unified retrieval and reranking transformer for place recognition

S Zhu, L Yang, C Chen, M Shah… - Proceedings of the …, 2023 - openaccess.thecvf.com
Abstract Visual Place Recognition (VPR) estimates the location of query images by matching
them with images in a reference database. Conventional methods generally adopt …

Extraction and analysis of natural disaster-related VGI from social media: review, opportunities and challenges

Y Feng, X Huang, M Sester - International Journal of Geographical …, 2022 - Taylor & Francis
The idea of 'citizen as sensors' has gradually become a reality over the past decade. Today,
Volunteered Geographic Information (VGI) from citizens is highly involved in acquiring …

R2d2: Reliable and repeatable detector and descriptor

J Revaud, C De Souza… - Advances in neural …, 2019 - proceedings.neurips.cc
Interest point detection and local feature description are fundamental steps in many
computer vision applications. Classical approaches are based on a detect-then-describe …

D2-net: A trainable cnn for joint description and detection of local features

M Dusmanu, I Rocco, T Pajdla… - Proceedings of the …, 2019 - openaccess.thecvf.com
In this work we address the problem of finding reliable pixel-level correspondences under
difficult imaging conditions. We propose an approach where a single convolutional neural …

The apolloscape dataset for autonomous driving

X Huang, X Cheng, Q Geng, B Cao… - Proceedings of the …, 2018 - openaccess.thecvf.com
Scene parsing aims to assign a class (semantic) label for each pixel in an image. It is a
comprehensive analysis of an image. Given the rise of autonomous driving, pixel-accurate …

D2-net: A trainable cnn for joint detection and description of local features

M Dusmanu, I Rocco, T Pajdla, M Pollefeys… - arxiv preprint arxiv …, 2019 - arxiv.org
In this work we address the problem of finding reliable pixel-level correspondences under
difficult imaging conditions. We propose an approach where a single convolutional neural …

Understanding the limitations of cnn-based absolute camera pose regression

T Sattler, Q Zhou, M Pollefeys… - Proceedings of the …, 2019 - openaccess.thecvf.com
Visual localization is the task of accurate camera pose estimation in a known scene. It is a
key problem in computer vision and robotics, with applications including self-driving cars …

Pointnetvlad: Deep point cloud based retrieval for large-scale place recognition

MA Uy, GH Lee - Proceedings of the IEEE conference on …, 2018 - openaccess.thecvf.com
Unlike its image based counterpart, point cloud based retrieval for place recognition has
remained as an unexplored and unsolved problem. This is largely due to the difficulty in …

Benchmarking 6dof outdoor visual localization in changing conditions

T Sattler, W Maddern, C Toft, A Torii… - Proceedings of the …, 2018 - openaccess.thecvf.com
Visual localization enables autonomous vehicles to navigate in their surroundings and
augmented reality applications to link virtual to real worlds. Practical visual localization …

InLoc: Indoor visual localization with dense matching and view synthesis

H Taira, M Okutomi, T Sattler… - Proceedings of the …, 2018 - openaccess.thecvf.com
We seek to predict the 6 degree-of-freedom (6DoF) pose of a query photograph with respect
to a large indoor 3D map. The contributions of this work are three-fold. First, we develop a …