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Related papers: Robust Loop Closure by Textual Cues in Challenging…

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Robust SLAM in large-scale environments requires fault resilience and awareness at multiple stages, from sensing and odometry estimation to loop closure. In this work, we present TBV (Trust But Verify) Radar SLAM, a method for radar SLAM…

Robots operating in unstructured environments face significant challenges when interacting with everyday objects like doors. They particularly struggle to generalize across diverse door types and conditions. Existing vision-based and…

Robotics · Computer Science 2025-04-15 Zhi Wang , Yuchen Mo , Shengmiao Jin , Wenzhen Yuan

Accurate perception of dynamic obstacles is essential for autonomous robot navigation in indoor environments. Although sophisticated 3D object detection and tracking methods have been investigated and developed thoroughly in the fields of…

Robotics · Computer Science 2025-03-03 Zhefan Xu , Haoyu Shen , Xinming Han , Hanyu Jin , Kanlong Ye , Kenji Shimada

Developing a safe, stable, and efficient obstacle avoidance policy in crowded and narrow scenarios for multiple robots is challenging. Most existing studies either use centralized control or need communication with other robots. In this…

Robotics · Computer Science 2022-09-15 Jiafeng Ma , Guangda chen , Yingfeng Chen , Yujing Hu , Changjie Fan , Jianming Zhang

Visual SLAM approaches typically depend on loop closure detection to correct the inconsistencies that may arise during the map and camera trajectory calculations, typically making use of point features for detecting and closing the existing…

Computer Vision and Pattern Recognition · Computer Science 2020-09-22 Joan P. Company-Corcoles , Emilio Garcia-Fidalgo , Alberto Ortiz

Traditional robot navigation systems primarily utilize occupancy grid maps and laser-based sensing technologies, as demonstrated by the popular move_base package in ROS. Unlike robots, humans navigate not only through spatial awareness and…

Robotics · Computer Science 2025-07-22 Fujing Xie , Jiajie Zhang , Sören Schwertfeger

Robots operating in human-centric environments require the integration of visual grounding and grasping capabilities to effectively manipulate objects based on user instructions. This work focuses on the task of referring grasp synthesis,…

Robotics · Computer Science 2023-11-13 Georgios Tziafas , Yucheng Xu , Arushi Goel , Mohammadreza Kasaei , Zhibin Li , Hamidreza Kasaei

Map construction in large scale outdoor environment is of importance for robots to robustly fulfill their tasks. Massive sessions of data should be merged to distinguish low dynamics in the map, which otherwise might debase the performance…

Robotics · Computer Science 2018-07-24 Xiaqing Ding , Yue Wang , Huan Yin , Li Tang , Rong Xiong

Object goal navigation aims to navigate an agent to locations of a given object category in unseen environments. Classical methods explicitly build maps of environments and require extensive engineering while lacking semantic information…

Computer Vision and Pattern Recognition · Computer Science 2023-08-11 Shizhe Chen , Thomas Chabal , Ivan Laptev , Cordelia Schmid

Building accurate maps is a key building block to enable reliable localization, planning, and navigation of autonomous vehicles. We propose a novel approach for building accurate maps of dynamic environments utilizing a sequence of LiDAR…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Xingguang Zhong , Yue Pan , Cyrill Stachniss , Jens Behley

LiDAR-based 3D object detection has recently seen significant advancements through active learning (AL), attaining satisfactory performance by training on a small fraction of strategically selected point clouds. However, in real-world…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Zhuoxiao Chen , Yadan Luo , Zixin Wang , Zijian Wang , Xin Yu , Zi Huang

This paper proposes \textit{Contour Context}, a simple, effective, and efficient topological loop closure detection pipeline with accurate 3-DoF metric pose estimation, targeting the urban utonomous driving scenario. We interpret the…

Robotics · Computer Science 2023-07-11 Binqian Jiang , Shaojie Shen

Automatic detection of scene texts in the wild is a challenging problem, particularly due to the difficulties in handling (i) occlusions of varying percentages, (ii) widely different scales and orientations, (iii) severe degradations in the…

Computer Vision and Pattern Recognition · Computer Science 2020-02-18 Kinjal Dasgupta , Sudip Das , Ujjwal Bhattacharya

The problem of multi-object tracking is a fundamental computer vision research focus, widely used in public safety, transport, autonomous vehicles, robotics, and other regions involving artificial intelligence. Because of the complexity of…

Computer Vision and Pattern Recognition · Computer Science 2022-10-20 Kai Ren , Chuanping Hu

Current VLM-based VQA methods often process entire images, leading to excessive visual tokens that include redundant information irrelevant to the posed question. This abundance of unnecessary image details creates numerous visual tokens,…

Computer Vision and Pattern Recognition · Computer Science 2025-09-18 Jiawei Guo , Feifei Zhai , Pu Jian , Qianrun Wei , Yu Zhou

The capability for open vocabulary perception represents a significant advancement in autonomous driving systems, facilitating the comprehension and interpretation of a wide array of textual inputs in real-time. Despite extensive research…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Xinlong Cheng , Lei Li

Performing trajectory design for humanoid robots with high degrees of freedom is computationally challenging. The trajectory design process also often involves carefully selecting various hyperparameters and requires a good initial guess…

Robotics · Computer Science 2024-12-18 Bohao Zhang , Ram Vasudevan

Recent advances in open-vocabulary object detection models will enable Automatic Target Recognition systems to be sustainable and repurposed by non-technical end-users for a variety of applications or missions. New, and potentially nuanced,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Louis Y. Kim , Michelle Karker , Victoria Valledor , Seiyoung C. Lee , Karl F. Brzoska , Margaret Duff , Anthony Palladino

Loop closure based on camera images provides excellent results on benchmarking datasets, but might struggle in real-world adverse weather conditions like direct sun, rain, fog, or just darkness at night. In automotive applications, the…

Robotics · Computer Science 2020-09-09 Kamil Żywanowski , Adam Banaszczyk , Michał Nowicki

VOT remains a fundamental yet challenging task in computer vision due to dynamic appearance changes, occlusions, and background clutter. Traditional trackers, relying primarily on visual cues, often struggle in such complex scenarios.…

Computer Vision and Pattern Recognition · Computer Science 2025-05-30 Mohamad Alansari , Sajid Javed , Iyyakutti Iyappan Ganapathi , Sara Alansari , Muzammal Naseer