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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

We present Locality-aware Parallel Decoding (LPD) to accelerate autoregressive image generation. Traditional autoregressive image generation relies on next-patch prediction, a memory-bound process that leads to high latency. Existing works…

Computer Vision and Pattern Recognition · Computer Science 2026-03-12 Zhuoyang Zhang , Luke J. Huang , Chengyue Wu , Shang Yang , Kelly Peng , Yao Lu , Song Han

Visual Place Recognition (VPR) is a fundamental task that allows a robotic platform to successfully localise itself in the environment. For decentralised VPR applications where the visual data has to be transmitted between several agents,…

Computer Vision and Pattern Recognition · Computer Science 2023-02-28 Mihnea-Alexandru Tomita , Bruno Ferrarini , Michael Milford , Klaus McDonald-Maier , Shoaib Ehsan

Visual Place Recognition (VPR) has been a subject of significant research over the last 15 to 20 years. VPR is a fundamental task for autonomous navigation as it enables self-localization within an environment. Although robots are often…

Computer Vision and Pattern Recognition · Computer Science 2021-09-24 Rose Power , Mubariz Zaffar , Bruno Ferrarini , Michael Milford , Klaus McDonald-Maier , Shoaib Ehsan

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…

Robust visual place recognition (VPR) requires scene representations that are invariant to various environmental challenges such as seasonal changes and variations due to ambient lighting conditions during day and night. Moreover, a…

Computer Vision and Pattern Recognition · Computer Science 2017-09-26 Unnat Jain , Vinay P. Namboodiri , Gaurav Pandey

Visual Place Recognition (VPR) enables systems to identify previously visited locations within a map, a fundamental task for autonomous navigation. Prior works have developed VPR solutions using event cameras, which asynchronously measure…

Robotics · Computer Science 2025-09-30 Vignesh Ramanathan , Michael Milford , Tobias Fischer

In this paper, we propose PLACE (Prompt Learning for Attributed Community Search), an innovative graph prompt learning framework for ACS. Enlightened by prompt-tuning in Natural Language Processing (NLP), where learnable prompt tokens are…

Information Retrieval · Computer Science 2026-05-25 Shuheng Fang , Kangfei Zhao , Rener Zhang , Yu Rong , Jeffrey Xu Yu

Visual Place Recognition (VPR) refers to the process of using computer vision to recognize the position of the current query image. Due to the significant changes in appearance caused by season, lighting, and time spans between query images…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Xuan Yu , Zhenyong Fu

A key challenge in translating Visual Place Recognition (VPR) from the lab to long-term deployment is ensuring a priori that a system can meet user-specified performance requirements across different parts of an environment, rather than…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Somayeh Hussaini , Tobias Fischer , Michael Milford

Visual Place Recognition is a challenging task for robotics and autonomous systems, which must deal with the twin problems of appearance and viewpoint change in an always changing world. This paper introduces Patch-NetVLAD, which provides a…

Computer Vision and Pattern Recognition · Computer Science 2021-03-03 Stephen Hausler , Sourav Garg , Ming Xu , Michael Milford , Tobias Fischer

Discovery and learning of an underlying spatiotemporal hierarchy in sequential data is an important topic for machine learning. Despite this, little work has been done to explore hierarchical generative models that can flexibly adapt their…

Machine Learning · Computer Science 2022-03-29 Alexey Zakharov , Qinghai Guo , Zafeirios Fountas

Visual Place Recognition (VPR) is an important component in both computer vision and robotics applications, thanks to its ability to determine whether a place has been visited and where specifically. A major challenge in VPR is to handle…

Robotics · Computer Science 2019-02-27 Peng Yin , Lingyun Xu , Xueqian Li , Chen Yin , Yingli Li , Rangaprasad Arun Srivatsan , Lu Li , Jianmin Ji , Yuqing He

Visual Place Recognition (VPR) is a crucial component of many visual localization pipelines for embodied agents. VPR is often formulated as an image retrieval task aimed at jointly learning local features and an aggregation method. The…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Ahmad Khaliq , Ming Xu , Stephen Hausler , Michael Milford , Sourav Garg

Over the past decade, most methods in visual place recognition (VPR) have used neural networks to produce feature representations. These networks typically produce a global representation of a place image using only this image itself and…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Feng Lu , Xiangyuan Lan , Lijun Zhang , Dongmei Jiang , Yaowei Wang , Chun Yuan

Low-overhead visual place recognition (VPR) is a highly active research topic. Mobile robotics applications often operate under low-end hardware, and even more hardware capable systems can still benefit from freeing up onboard system…

Computer Vision and Pattern Recognition · Computer Science 2022-10-04 Bruno Arcanjo , Bruno Ferrarini , Michael Milford , Klaus D. McDonald-Maier , Shoaib Ehsan

Visual Place Recognition (VPR) is the task of matching current visual imagery from a camera to images stored in a reference map of the environment. While initial VPR systems used simple direct image methods or hand-crafted visual features,…

Computer Vision and Pattern Recognition · Computer Science 2021-02-25 Sourav Garg , Michael Milford

Visual Place Recognition (VPR) aims to estimate the location of an image by treating it as a retrieval problem. VPR uses a database of geo-tagged images and leverages deep neural networks to extract a global representation, called…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Mattia Dutto , Gabriele Berton , Debora Caldarola , Eros Fanì , Gabriele Trivigno , Carlo Masone

Visual localization is a fundamental task for a wide range of applications in the field of robotics. Yet, it is still a complex problem with no universal solution, and the existing approaches are difficult to scale: most state-of-the-art…

Traditional visual place recognition (VPR), usually using standard cameras, is easy to fail due to glare or high-speed motion. By contrast, event cameras have the advantages of low latency, high temporal resolution, and high dynamic range,…

Computer Vision and Pattern Recognition · Computer Science 2022-11-24 Kuanxu Hou , Delei Kong , Junjie Jiang , Hao Zhuang , Xinjie Huang , Zheng Fang