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Precise estimation of global orientation and location is critical to ensure a compelling outdoor Augmented Reality (AR) experience. We address the problem of geo-pose estimation by cross-view matching of query ground images to a…

计算机视觉与模式识别 · 计算机科学 2023-03-30 Niluthpol Chowdhury Mithun , Kshitij Minhas , Han-Pang Chiu , Taragay Oskiper , Mikhail Sizintsev , Supun Samarasekera , Rakesh Kumar

Low-latency and high-precision vehicle localization plays a significant role in enhancing traffic safety and improving traffic management for intelligent transportation. However, in complex road environments, the low latency and high…

信号处理 · 电气工程与系统科学 2024-12-03 Lele Cong , Kaitao Meng , Deshi Li , Hao Jiang , Liang Xu

Ground texture based localization methods are potential prospects for low-cost, high-accuracy self-localization solutions for robots. These methods estimate the pose of a given query image, i.e. the current observation of the ground from a…

计算机视觉与模式识别 · 计算机科学 2021-09-06 Raaghav Radhakrishnan , Jan Fabian Schmid , Randolf Scholz , Lars Schmidt-Thieme

Maps are a key component in image-based camera localization and visual SLAM systems: they are used to establish geometric constraints between images, correct drift in relative pose estimation, and relocalize cameras after lost tracking. The…

计算机视觉与模式识别 · 计算机科学 2018-04-03 Samarth Brahmbhatt , Jinwei Gu , Kihwan Kim , James Hays , Jan Kautz

Weakly supervised localization aims at finding target object regions using only image-level supervision. However, localization maps extracted from classification networks are often not accurate due to the lack of fine pixel-level…

计算机视觉与模式识别 · 计算机科学 2020-08-13 Xiaolin Zhang , Yunchao Wei , Yi Yang

We address the problem of vehicle self-localization from multi-modal sensor information and a reference map. The map is generated off-line by extracting landmarks from the vehicle's field of view, while the measurements are collected…

机器人学 · 计算机科学 2019-07-22 Nico Engel , Stefan Hoermann , Markus Horn , Vasileios Belagiannis , Klaus Dietmayer

High precision localization is a crucial requirement for the autonomous driving system. Traditional positioning methods have some limitations in providing stable and accurate vehicle poses, especially in an urban environment. Herein, we…

机器人学 · 计算机科学 2018-05-17 Zhongyang Xiao , Kun Jiang , Shichao Xie , Tuopu Wen , Chunlei Yu , Diange Yang

Visual re-localization means using a single image as input to estimate the camera's location and orientation relative to a pre-recorded environment. The highest-scoring methods are "structure based," and need the query camera's intrinsics…

计算机视觉与模式识别 · 计算机科学 2021-04-13 Mehmet Ozgur Turkoglu , Eric Brachmann , Konrad Schindler , Gabriel Brostow , Aron Monszpart

The overarching goals in image-based localization are scale, robustness and speed. In recent years, approaches based on local features and sparse 3D point-cloud models have both dominated the benchmarks and seen successful realworld…

计算机视觉与模式识别 · 计算机科学 2019-07-02 Simon Lynen , Bernhard Zeisl , Dror Aiger , Michael Bosse , Joel Hesch , Marc Pollefeys , Roland Siegwart , Torsten Sattler

Accurate localization is a foundational capacity, required for autonomous vehicles to accomplish other tasks such as navigation or path planning. It is a common practice for vehicles to use GPS to acquire location information. However, the…

计算机视觉与模式识别 · 计算机科学 2020-10-21 Dongfang Liu , Yiming Cui , Xiaolei Guo , Wei Ding , Baijian Yang , Yingjie Chen

Localization has been a challenging task for autonomous navigation. A loop detection algorithm must overcome environmental changes for the place recognition and re-localization of robots. Therefore, deep learning has been extensively…

机器人学 · 计算机科学 2023-04-19 Alex Junho Lee , Seungwon Song , Hyungtae Lim , Woojoo Lee , Hyun Myung

Vehicle detection in aerial and satellite images is still challenging due to their tiny appearance in pixels compared to the overall size of remote sensing imagery. Classical methods of object detection very often fail in this scenario due…

计算机视觉与模式识别 · 计算机科学 2020-01-30 Roman Pflugfelder , Axel Weissenfeld , Julian Wagner

We propose an accurate and interpretable fine-grained cross-view localization method that estimates the 3 Degrees of Freedom (DoF) pose of a ground-level image by matching its local features with a reference aerial image. Unlike prior…

计算机视觉与模式识别 · 计算机科学 2026-02-27 Zimin Xia , Chenghao Xu , Alexandre Alahi

As the autonomous driving industry is slowly maturing, visual map localization is quickly becoming the standard approach to localize cars as accurately as possible. Owing to the rich data returned by visual sensors such as cameras or…

计算机视觉与模式识别 · 计算机科学 2022-08-09 Elhousni Mahdi , Huang Xinming

Cross-view geo-localization (CVGL) estimates a camera's location by matching a street-view image to geo-referenced overhead imagery, enabling GPS-denied localization and navigation. Existing methods almost universally formulate CVGL as an…

计算机视觉与模式识别 · 计算机科学 2026-03-27 Yunus Talha Erzurumlu , Jiyong Kwag , Alper Yilmaz

Object detection and semantic segmentation are two main themes in object retrieval from high-resolution remote sensing images, which have recently achieved remarkable performance by surfing the wave of deep learning and, more notably,…

计算机视觉与模式识别 · 计算机科学 2018-12-05 Lichao Mou , Xiao Xiang Zhu

This work presents a deep learning approach for vehicle detection in satellite video. Vehicle detection is perhaps impossible in single EO satellite images due to the tininess of vehicles (4-10 pixel) and their similarity to the background.…

计算机视觉与模式识别 · 计算机科学 2022-06-08 Roman Pflugfelder , Axel Weissenfeld , Julian Wagner

Cross-view image matching for geo-localisation is a challenging problem due to the significant visual difference between aerial and ground-level viewpoints. The method provides localisation capabilities from geo-referenced images,…

计算机视觉与模式识别 · 计算机科学 2024-09-25 Tavis Shore , Simon Hadfield , Oscar Mendez

Recent advances in deep-learning based methods for image matching have demonstrated their superiority over traditional algorithms, enabling correspondence estimation in challenging scenes with significant differences in viewing angles,…

计算机视觉与模式识别 · 计算机科学 2025-12-17 Rahul Deshmukh , Avinash Kak

This paper addresses the problem of weakly supervised cross-view localization, where the goal is to estimate the pose of a ground camera relative to a satellite image with noisy ground truth annotations. A common approach to bridge the…

计算机视觉与模式识别 · 计算机科学 2025-12-25 Qiwei Wang , Shaoxun Wu , Yujiao Shi