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Visual place recognition (VPR) remains challenging due to significant viewpoint changes and appearance variations. Mainstream works tackle these challenges by developing various feature aggregation methods to transform deep features into…

Computer Vision and Pattern Recognition · Computer Science 2024-07-10 Teng Wang , Lingquan Meng , Lei Cheng , Changyin Sun

Visual place recognition (VPR) is an essential component of many autonomous and augmented/virtual reality systems. It enables the systems to robustly localize themselves in large-scale environments. Existing VPR methods demonstrate…

Computer Vision and Pattern Recognition · Computer Science 2025-02-13 Yuhang Ming , Minyang Xu , Xingrui Yang , Weicai Ye , Weihan Wang , Yong Peng , Weichen Dai , Wanzeng Kong

Visual Place Recognition (VPR) is aimed at predicting the location of a query image by referencing a database of geotagged images. For VPR task, often fewer discriminative local regions in an image produce important effects while mundane…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Changwei Wang , Shunpeng Chen , Yukun Song , Rongtao Xu , Zherui Zhang , Jiguang Zhang , Haoran Yang , Yu Zhang , Kexue Fu , Shide Du , Zhiwei Xu , Longxiang Gao , Li Guo , Shibiao Xu

Visual Place Recognition (VPR) has advanced significantly with high-capacity foundation models like DINOv2, achieving remarkable performance. Nonetheless, their substantial computational cost makes deployment on resource-constrained devices…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Jaeyoon Kim , Yoonki Cho , Sung-Eui Yoon

Knowledge base (KB) completion aims to infer missing facts from existing ones in a KB. Among various approaches, path ranking (PR) algorithms have received increasing attention in recent years. PR algorithms enumerate paths between entity…

Computation and Language · Computer Science 2017-12-25 Sahisnu Mazumder , Bing Liu

In this work we propose a novel joint training method for Visual Place Recognition (VPR), which simultaneously learns a global descriptor and a pair classifier for re-ranking. The pair classifier can predict whether a given pair of images…

Robotics · Computer Science 2025-03-04 Stephen Hausler , Peyman Moghadam

We address multi-reference visual place recognition (VPR), where reference sets captured under varying conditions are used to improve localisation performance. While deep learning with large-scale training improves robustness, increasing…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Timur Ismagilov , Shakaiba Majeed , Michael Milford , Tan Viet Tuyen Nguyen , Sarvapali D. Ramchurn , Shoaib Ehsan

Mesh-based scene representation offers a promising direction for simplifying large-scale hierarchical visual localization pipelines, combining a visual place recognition step based on global features (retrieval) and a visual localization…

Computer Vision and Pattern Recognition · Computer Science 2024-07-25 Gabriele Berton , Lorenz Junglas , Riccardo Zaccone , Thomas Pollok , Barbara Caputo , Carlo Masone

Visual Place Recognition (VPR) is a critical task in computer vision, traditionally enhanced by re-ranking retrieval results with image matching. However, recent advancements in VPR methods have significantly improved performance,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-23 Davide Sferrazza , Gabriele Berton , Gabriele Trivigno , Carlo Masone

Traditional visual place recognition (VPR) methods generally use frame-based cameras, which is easy to fail due to dramatic illumination changes or fast motions. In this paper, we propose an end-to-end visual place recognition network for…

Computer Vision and Pattern Recognition · Computer Science 2020-11-09 Delei Kong , Zheng Fang , Haojia Li , Kuanxu Hou , Sonya Coleman , Dermot Kerr

Landmark-based robot self-localization has recently garnered interest as a highly-compressive domain-invariant approach for performing visual place recognition (VPR) across domains (e.g., time of day, weather, and season). However,…

Robotics · Computer Science 2021-09-08 Tanaka Kanji

In the last few years, Deep Convolutional Neural Networks (D-CNNs) have shown state-of-the-art (SOTA) performance for Visual Place Recognition (VPR), a pivotal component of long-term intelligent robotic vision (vision-aware localization and…

Computer Vision and Pattern Recognition · Computer Science 2020-08-14 Ahmad Khaliq , Shoaib Ehsan , Michael Milford , Klaus McDonald-Maier

Visual Place Recognition (VPR) is crucial in computer vision, aiming to retrieve database images similar to a query image from an extensive collection of known images. However, like many vision tasks, VPR always degrades at night due to the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Bingxi Liu , Yiqun Wang , Huaqi Tao , Tingjun Huang , Fulin Tang , Yihong Wu , Jinqiang Cui , Hong Zhang

In this paper, we address the problem of landmark-based visual place recognition. In the state-of-the-art method, accurate object proposal algorithms are first leveraged for generating a set of local regions containing particular landmarks…

Robotics · Computer Science 2018-08-24 Bo Yang , Jun Li , Xiaosu Xu , Hong Zhang

Visual Place Recognition (VPR) enables robots and autonomous vehicles to identify previously visited locations by matching current observations against a database of known places. However, VPR systems face significant challenges when…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Emily Miller , Michael Milford , Muhammad Burhan Hafez , SD Ramchurn , Shoaib Ehsan

Aerial imagery and its direct application to visual localization is an essential problem for many Robotics and Computer Vision tasks. While Global Navigation Satellite Systems (GNSS) are the standard default solution for solving the aerial…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Ivan Moskalenko , Anastasiia Kornilova , Gonzalo Ferrer

Visual place recognition is a challenging task for autonomous driving and robotics, which is usually considered as an image retrieval problem. A commonly used two-stage strategy involves global retrieval followed by re-ranking using…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Yanqing Shen , Sanping Zhou , Jingwen Fu , Ruotong Wang , Shitao Chen , Nanning Zheng

Visual Place Recognition (VPR) is a crucial capability for long-term autonomous robots, enabling them to identify previously visited locations using visual information. However, existing methods remain limited in indoor settings due to the…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Huaqi Tao , Bingxi Liu , Calvin Chen , Tingjun Huang , He Li , Jinqiang Cui , Hong Zhang

Place recognition and loop closure detection are challenging for long-term visual navigation tasks. SeqSLAM is considered to be one of the most successful approaches to achieving long-term localization under varying environmental conditions…

We address the problem of visual place recognition with perceptual changes. The fundamental problem of visual place recognition is generating robust image representations which are not only insensitive to environmental changes but also…

Computer Vision and Pattern Recognition · Computer Science 2019-04-16 Zhe Xin , Yinghao Cai , Tao Lu , Xiaoxia Xing , Shaojun Cai , Jixiang Zhang , Yiping Yang , Yanqing Wang