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Localization of salient facial landmark points, such as eye corners or the tip of the nose, is still considered a challenging computer vision problem despite recent efforts. This is especially evident in unconstrained environments, i.e., in…

计算机视觉与模式识别 · 计算机科学 2015-01-21 Nenad Markuš , Miroslav Frljak , Igor S. Pandžić , Jörgen Ahlberg , Robert Forchheimer

This paper focuses on efficient landmark management in radar based simultaneous localization and mapping (SLAM). Landmark management is necessary in order to maintain a consistent map of the estimated landmarks relative to the estimate of…

机器人学 · 计算机科学 2022-09-16 Shuai Sun , Beth Jelfs , Kamran Ghorbani , Glenn Matthews , Christopher Gilliam

Simultaneous Localization and Mapping (SLAM) plays an important role in many robotics fields, including social robots. Many of the available visual SLAM methods are based on the assumption of a static world and struggle in dynamic…

机器人学 · 计算机科学 2025-10-06 Mobin Habibpour , Alireza Nemati , Ali Meghdari , Alireza Taheri , Shima Nazari

Simultaneous Localisation and Mapping (SLAM) is one of the fundamental problems in autonomous mobile robots where a robot needs to reconstruct a previously unseen environment while simultaneously localising itself with respect to the map.…

机器人学 · 计算机科学 2022-09-13 Tin Lai

Various autonomous applications rely on recognizing specific known landmarks in their environment. For example, Simultaneous Localization And Mapping (SLAM) is an important technique that lays the foundation for many common tasks, such as…

机器人学 · 计算机科学 2023-12-01 Maarten de Backer , Wouter Jansen , Dennis Laurijssen , Ralph Simon , Walter Daems , Jan Steckel

Pedestrian attribute recognition has been an emerging research topic in the area of video surveillance. To predict the existence of a particular attribute, it is demanded to localize the regions related to the attribute. However, in this…

计算机视觉与模式识别 · 计算机科学 2019-10-11 Chufeng Tang , Lu Sheng , Zhaoxiang Zhang , Xiaolin Hu

In this paper we address the task of visual place recognition (VPR), where the goal is to retrieve the correct GPS coordinates of a given query image against a huge geotagged gallery. While recent works have shown that building descriptors…

计算机视觉与模式识别 · 计算机科学 2022-01-26 Valerio Paolicelli , Antonio Tavera , Carlo Masone , Gabriele Berton , Barbara Caputo

The real-world deployment of fully autonomous mobile robots depends on a robust SLAM (Simultaneous Localization and Mapping) system, capable of handling dynamic environments, where objects are moving in front of the robot, and changing…

In this paper, we present a new approach for improving 3D point and line mapping regression for camera re-localization. Previous methods typically rely on feature matching (FM) with stored descriptors or use a single network to encode both…

计算机视觉与模式识别 · 计算机科学 2025-03-03 Bach-Thuan Bui , Huy-Hoang Bui , Yasuyuki Fujii , Dinh-Tuan Tran , Joo-Ho Lee

Vision is one of the most important of the senses, and humans use it extensively during navigation. We evaluated different types of image and video frame descriptors that could be used to determine distinctive visual landmarks for…

计算机视觉与模式识别 · 计算机科学 2015-07-17 Jose Rivera-Rubio , Ioannis Alexiou , Anil A. Bharath

Large-scale applications of Visual Place Recognition (VPR) require computationally efficient approaches. Further, a well-balanced combination of data-based and training-free approaches can decrease the required amount of training data and…

计算机视觉与模式识别 · 计算机科学 2024-03-18 Fangming Yuan , Stefan Schubert , Peter Protzel , Peer Neubert

As autonomous systems increasingly rely on onboard sensing for localization and perception, the parallel tasks of motion planning and state estimation become more strongly coupled. This coupling is well-captured by augmenting the planning…

机器人学 · 计算机科学 2020-09-14 Kristoffer M. Frey , Ted J. Steiner , Jonathan P. How

In the medical field, landmark detection in MRI plays an important role in reducing medical technician efforts in tasks like scan planning, image registration, etc. First, 88 landmarks spread across the brain anatomy in the three respective…

图像与视频处理 · 电气工程与系统科学 2021-11-02 Muhammad Ilyas Patel , Shrey Singla , Razeem Ahmad Ali Mattathodi , Sumit Sharma , Deepam Gautam , Srinivasa Rao Kundeti

Absolute Pose Regression (APR) predicts 6D camera poses but lacks the adaptability to unknown environments without retraining, while Relative Pose Regression (RPR) generalizes better yet requires a large image retrieval database. Visual…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Junwei Zheng , Ruiping Liu , Yufan Chen , Zhenfang Chen , Kailun Yang , Jiaming Zhang , Rainer Stiefelhagen

As an essential component of visual simultaneous localization and mapping (SLAM), place recognition is crucial for robot navigation and autonomous driving. Existing methods often formulate visual place recognition as feature matching, which…

计算机视觉与模式识别 · 计算机科学 2021-02-25 Han Wang , Chen Wang , Lihua Xie

Robots operating in dynamic environments face significant challenges due to the presence of moving agents and displaced objects. Traditional SLAM systems typically assume a static world or treat dynamic as outliers, discarding their…

Simultaneous Localization and Mapping (SLAM) systems are fundamental building blocks for any autonomous robot navigating in unknown environments. The SLAM implementation heavily depends on the sensor modality employed on the mobile…

机器人学 · 计算机科学 2022-03-25 Luca Di Giammarino , Leonardo Brizi , Tiziano Guadagnino , Cyrill Stachniss , Giorgio Grisetti

Visual place recognition is essential for vision-based robot localization and SLAM. Despite the tremendous progress made in recent years, place recognition in changing environments remains challenging. A promising approach to cope with…

机器人学 · 计算机科学 2023-04-17 Reihaneh Mirjalili , Michael Krawez , Wolfram Burgard

Ensuring accurate localization of robots in environments without GPS capability is a challenging task. Visual Place Recognition (VPR) techniques can potentially achieve this goal, but existing RGB-based methods are sensitive to changes in…

计算机视觉与模式识别 · 计算机科学 2025-09-18 Yujia Lin , Nicholas Evans

In this paper, we propose a new image-based visual place recognition (VPR) framework by exploiting the structural cues in bird's-eye view (BEV) from a single monocular camera. The motivation arises from two key observations about place…

计算机视觉与模式识别 · 计算机科学 2024-07-24 Fudong Ge , Yiwei Zhang , Shuhan Shen , Yue Wang , Weiming Hu , Jin Gao