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Related papers: NeuroLoc: Encoding Navigation Cells for 6-DOF Came…

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Localizing the camera in a known indoor environment is a key building block for scene mapping, robot navigation, AR, etc. Recent advances estimate the camera pose via optimization over the 2D/3D-3D correspondences established between the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Siyan Dong , Qingnan Fan , He Wang , Ji Shi , Li Yi , Thomas Funkhouser , Baoquan Chen , Leonidas Guibas

Deep learning has achieved impressive results in camera localization, but current single-image techniques typically suffer from a lack of robustness, leading to large outliers. To some extent, this has been tackled by sequential…

Computer Vision and Pattern Recognition · Computer Science 2019-10-29 Bing Wang , Changhao Chen , Chris Xiaoxuan Lu , Peijun Zhao , Niki Trigoni , Andrew Markham

We propose SGLoc, a novel localization system that directly regresses camera poses from 3D Gaussian Splatting (3DGS) representation by leveraging semantic information. Our method utilizes the semantic relationship between 2D image and 3D…

Computer Vision and Pattern Recognition · Computer Science 2025-07-17 Beining Xu , Siting Zhu , Hesheng Wang

Popular research areas like autonomous driving and augmented reality have renewed the interest in image-based camera localization. In this work, we address the task of predicting the 6D camera pose from a single RGB image in a given 3D…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Eric Brachmann , Carsten Rother

Robotic navigation has historically struggled to reconcile reactive, sensor-based control with the decisive capabilities of model-based planners. This duality becomes critical when the absence of a predominant option among goals leads to…

Robotics · Computer Science 2026-02-06 Chuwei Wang , Eduardo Sebastián , Amanda Prorok , Anastasia Bizyaeva

We describe a learning-based system that estimates the camera position and orientation from a single input image relative to a known environment. The system is flexible w.r.t. the amount of information available at test and at training…

Computer Vision and Pattern Recognition · Computer Science 2020-10-12 Eric Brachmann , Carsten Rother

Neuromorphic computing offers a transformative pathway to overcome the computational and energy challenges faced in deploying robotic localization and navigation systems at the edge. Visual place recognition, a critical component for…

Robotics · Computer Science 2025-06-19 Adam D. Hines , Michael Milford , Tobias Fischer

In this work we present a novel approach to joint semantic localisation and scene understanding. Our work is motivated by the need for localisation algorithms which not only predict 6-DoF camera pose but also simultaneously recognise…

Computer Vision and Pattern Recognition · Computer Science 2019-09-24 Ignas Budvytis , Marvin Teichmann , Tomas Vojir , Roberto Cipolla

To navigate a space, the brain makes an internal representation of the environment using different cells such as place cells, grid cells, head direction cells, border cells, and speed cells. All these cells, along with sensory inputs,…

Robotics · Computer Science 2026-04-17 Hibatallah Meliani , Khadija Slimani , Samira Khoulji

We propose UnLoc, an efficient data-driven solution for sequential camera localization within floorplans. Floorplan data is readily available, long-term persistent, and robust to changes in visual appearance. We address key limitations of…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Matthias Wüest , Francis Engelmann , Ondrej Miksik , Marc Pollefeys , Daniel Barath

Visual localization on standard-definition (SD) maps has emerged as a promising low-cost and scalable solution for autonomous driving. However, existing regression-based approaches often overlook inherent geometric priors, resulting in…

Computer Vision and Pattern Recognition · Computer Science 2026-01-08 Xuchang Zhong , Xu Cao , Jinke Feng , Hao Fang

We propose a novel learning-based formulation for visual localization of vehicles that can operate in real-time in city-scale environments. Visual localization algorithms determine the position and orientation from which an image has been…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Arthur Moreau , Thomas Gilles , Nathan Piasco , Dzmitry Tsishkou , Bogdan Stanciulescu , Arnaud de La Fortelle

Recent advancements in energy-efficient hardware technology is driving the exponential growth we are experiencing in the Internet of Things (IoT) space, with more pervasive computations being performed near to data generation sources. A…

Computer Vision and Pattern Recognition · Computer Science 2019-01-01 Adrian Cosma , Ion Emilian Radoi , Valentin Radu

We present a new method to localize a camera within a previously unseen environment perceived from an egocentric point of view. Although this is, in general, an ill-posed problem, humans can effortlessly and efficiently determine their…

Computer Vision and Pattern Recognition · Computer Science 2018-12-04 Jayant Sharma , Zixing Wang , Alberto Speranzon , Vijay Venkataraman , Hyun Soo Park

Camera pose estimation or camera relocalization is the centerpiece in numerous computer vision tasks such as visual odometry, structure from motion (SfM) and SLAM. In this paper we propose a neural network approach with a graph transformer…

Computer Vision and Pattern Recognition · Computer Science 2021-06-01 Xinyi Li , Haibin Ling

We introduce a novel problem, i.e., the localization of an input image within a multi-modal reference map represented by a database of 3D scene graphs. These graphs comprise multiple modalities, including object-level point clouds, images,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Yang Miao , Francis Engelmann , Olga Vysotska , Federico Tombari , Marc Pollefeys , Dániel Béla Baráth

With the fast and unstoppable evolution of robotics and artificial intelligence, effective autonomous navigation in real-world scenarios has become one of the most pressing challenges in the literature. However, demanding requirements, such…

Robotics · Computer Science 2024-07-11 A. Novo , F. Lobon , H. G. De Marina , S. Romero , F. Barranco

Despite the advancements in deep learning for camera relocalization tasks, obtaining ground truth pose labels required for the training process remains a costly endeavor. While current weakly supervised methods excel in lightweight label…

Computer Vision and Pattern Recognition · Computer Science 2024-03-25 Jialu Wang , Kaichen Zhou , Andrew Markham , Niki Trigoni

As a vital cognitive function of animals, the navigation skill is first built on the accurate perception of the directional heading in the environment. Head direction cells (HDCs), found in the limbic system of animals, are proven to play…

Neural and Evolutionary Computing · Computer Science 2021-09-23 Zhenshan Bing , Amir EI Sewisy , Genghang Zhuang , Florian Walter , Fabrice O. Morin , Kai Huang , Alois Knoll

Neural implicit representations such as NeRF have revolutionized 3D scene representation with photo-realistic quality. However, existing methods for visual localization within NeRF representations suffer from inefficiency and scalability…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Huaiji Zhou , Bing Wang , Changhao Chen