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Recently there has been a growing interest in category-level object pose and size estimation, and prevailing methods commonly rely on single view RGB-D images. However, one disadvantage of such methods is that they require accurate depth…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Jiaqi Yang , Yucong Chen , Xiangting Meng , Chenxin Yan , Min Li , Ran Cheng , Lige Liu , Tao Sun , Laurent Kneip

In the real-life environments, due to the sudden appearance of windows, lights, and objects blocking the light source, the visual SLAM system can easily capture the low-contrast images caused by over-exposure or over-darkness. At this time,…

机器人学 · 计算机科学 2019-02-12 Yinghong Fang , Guangcun Shan , Xin Li , Wenliang Liu , Tian Wang , Hichem Snoussi

A robust visual localization and mapping system is essential for warehouse robot navigation, as cameras offer a more cost-effective alternative to LiDAR sensors. However, existing forward-facing camera systems often encounter challenges in…

机器人学 · 计算机科学 2025-04-17 Kuan Xu , Zheng Yang , Lihua Xie , Chen Wang

The SLAM problem is known to have a special property that when robot orientation is known, estimating the history of robot poses and feature locations can be posed as a standard linear least squares problem. In this work, we develop a SLAM…

机器人学 · 计算机科学 2016-09-20 Saurav Agarwal , Vikram Shree , Suman Chakravorty

Object-level SLAM offers structured and semantically meaningful environment representations, making it more interpretable and suitable for high-level robotic tasks. However, most existing approaches rely on RGB-D sensors or monocular views,…

机器人学 · 计算机科学 2025-06-19 Miaoxin Pan , Jinnan Li , Yaowen Zhang , Yi Yang , Yufeng Yue

To address the weak observability of monocular visual-inertial odometers on ground-based mobile robots, this paper proposes a monocular inertial SLAM algorithm combined with wheel speed anomaly detection. The algorithm uses a wheel speed…

机器人学 · 计算机科学 2020-03-24 Peng Gang , Lu Zezao , Chen Shanliang , Chen Bocheng , He Dingxin

Simultaneous Localization and Mapping (SLAM) is a critical task for autonomous navigation. However, due to the computational complexity of SLAM algorithms, it is very difficult to achieve real-time implementation on low-power platforms.We…

信号处理 · 电气工程与系统科学 2019-06-13 Runze Liu , Jianlei Yang , Yiran Chen , Weisheng Zhao

Simultaneous Localization and Mapping (SLAM) is considered to be a fundamental capability for intelligent mobile robots. Over the past decades, many impressed SLAM systems have been developed and achieved good performance under certain…

机器人学 · 计算机科学 2019-02-19 Chao Yu , Zuxin Liu , Xinjun Liu , Fugui Xie , Yi Yang , Qi Wei , Qiao Fei

Loop closure detection (LCD) is an indispensable part of simultaneous localization and mapping systems (SLAM); it enables robots to produce a consistent map by recognizing previously visited places. When robots operate over extended…

机器人学 · 计算机科学 2017-04-18 Dongdong Bai , Chaoqun Wang , Bo Zhang , Xiaodong Yi , Xuejun Yang

Visual Simultaneous Localization and Mapping (vSLAM) is a widely used technique in robotics and computer vision that enables a robot to create a map of an unfamiliar environment using a camera sensor while simultaneously tracking its…

计算机视觉与模式识别 · 计算机科学 2023-05-10 Yasaman Haghighi , Suryansh Kumar , Jean-Philippe Thiran , Luc Van Gool

In dynamic environments, performance of visual SLAM techniques can be impaired by visual features taken from moving objects. One solution is to identify those objects so that their visual features can be removed for localization and…

计算机视觉与模式识别 · 计算机科学 2020-08-04 Jonathan Vincent , Mathieu Labbé , Jean-Samuel Lauzon , François Grondin , Pier-Marc Comtois-Rivet , François Michaud

We propose a novel feature re-identification method for real-time visual-inertial SLAM. The front-end module of the state-of-the-art visual-inertial SLAM methods (e.g. visual feature extraction and matching schemes) relies on feature tracks…

计算机视觉与模式识别 · 计算机科学 2021-03-01 Xiongfeng Peng , Zhihua Liu , Qiang Wang , Yun-Tae Kim , Myungjae Jeon

In recent decades, visual simultaneous localization and mapping (vSLAM) has gained significant interest in both academia and industry. It estimates camera motion and reconstructs the environment concurrently using visual sensors on a moving…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Kunping Huang , Sen Zhang , Jing Zhang , Dacheng Tao

In this study, we propose a novel visual localization approach to accurately estimate six degrees of freedom (6-DoF) poses of the robot within the 3D LiDAR map based on visual data from an RGB camera. The 3D map is obtained utilizing an…

Simultaneous Localization and Mapping (SLAM) algorithms perform visual-inertial estimation via filtering or batch optimization methods. Empirical evidence suggests that filtering algorithms are computationally faster, while optimization…

系统与控制 · 电气工程与系统科学 2022-08-05 Amay Saxena , Chih-Yuan Chiu , Joseph Menke , Ritika Shrivastava , Shankar Sastry

Simultaneous Localization And Mapping (SLAM) is a fundamental problem in mobile robotics. While sparse point-based SLAM methods provide accurate camera localization, the generated maps lack semantic information. On the other hand, state of…

机器人学 · 计算机科学 2019-03-07 Mehdi Hosseinzadeh , Kejie Li , Yasir Latif , Ian Reid

Visual-inertial SLAM is crucial in various fields, such as aerial vehicles, industrial robots, and autonomous driving. The fusion of camera and inertial measurement unit (IMU) makes up for the shortcomings of a signal sensor, which…

机器人学 · 计算机科学 2024-01-08 Jiaming He , Mingrui Li , Yangyang Wang , Hongyu Wang

Monocular simultaneous localization and mapping (SLAM) is emerging in advanced driver assistance systems and autonomous driving, because a single camera is cheap and easy to install. Conventional monocular SLAM has two major challenges…

计算机视觉与模式识别 · 计算机科学 2022-12-16 Jinkyu Lee , Muhyun Back , Sung Soo Hwang , Il Yong Chun

Many monocular visual SLAM algorithms are derived from incremental structure-from-motion (SfM) methods. This work proposes a novel monocular SLAM method which integrates recent advances made in global SfM. In particular, we present two main…

计算机视觉与模式识别 · 计算机科学 2017-10-20 Chengzhou Tang , Oliver Wang , Ping Tan

Simultaneous Localization and Mapping (SLAM) is one of the main components of autonomous navigation systems. With the increase in popularity of drones, autonomous navigation on low-power systems is seeing widespread application. Most SLAM…

图像与视频处理 · 电气工程与系统科学 2022-07-19 Vibhakar Vemulapati , Deming Chen