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In this paper, we propose a scale-aware method for inserting virtual objects with proper sizes into monocular videos. To tackle the scale ambiguity problem of geometry recovery from monocular videos, we estimate the global scale objects in…

Computer Vision and Pattern Recognition · Computer Science 2020-12-07 Songhai Zhang , Xiangli Li , Yingtian Liu , Hongbo Fu

We present a method for single image 3D cuboid object detection and multi-view object SLAM in both static and dynamic environments, and demonstrate that the two parts can improve each other. Firstly for single image object detection, we…

Robotics · Computer Science 2019-04-08 Shichao Yang , Sebastian Scherer

Monocular visual SLAM enables 3D reconstruction from internet video and autonomous navigation on resource-constrained platforms, yet suffers from scale drift, i.e., the gradual divergence of estimated scale over long sequences. Existing…

Computer Vision and Pattern Recognition · Computer Science 2026-01-15 Yuchen Wu , Jiahe Li , Xiaohan Yu , Lina Yu , Jin Zheng , Xiao Bai

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

Robotics · Computer Science 2018-11-05 Mehdi Hosseinzadeh , Yasir Latif , Trung Pham , Niko Suenderhauf , Ian Reid

This paper presents a robust monocular visual SLAM system that simultaneously utilizes point, line, and vanishing point features for accurate camera pose estimation and mapping. To address the critical challenge of achieving reliable…

Robotics · Computer Science 2025-03-13 Bingzheng Jiang , Jiayuan Wang , Han Ding , Lijun Zhu

Aiming at the application environment of indoor mobile robots, this paper proposes a sparse object-level SLAM algorithm based on an RGB-D camera. A quadric representation is used as a landmark to compactly model objects, including their…

Robotics · Computer Science 2020-04-14 Ziwei Liao , Wei Wang , Xianyu Qi , Xiaoyu Zhang , Lin Xue , Jianzhen Jiao , Ran Wei

Monocular visual odometry consists of the estimation of the position of an agent through images of a single camera, and it is applied in autonomous vehicles, medical robots, and augmented reality. However, monocular systems suffer from the…

Computer Vision and Pattern Recognition · Computer Science 2023-01-09 André O. Françani , Marcos R. O. A. Maximo

Recent advances in structure-from-motion techniques are enabling many scientific fields to benefit from the routine creation of detailed 3D models. However, for a large number of applications, only a single camera is available, due to cost…

Computer Vision and Pattern Recognition · Computer Science 2019-06-20 Klemen Istenic , Nuno Gracias , Aurelien Arnaubec , Javier Escartin , Rafael Garcia

The ability to estimate rich geometry and camera motion from monocular imagery is fundamental to future interactive robotics and augmented reality applications. Different approaches have been proposed that vary in scene geometry…

Computer Vision and Pattern Recognition · Computer Science 2020-01-16 Jan Czarnowski , Tristan Laidlow , Ronald Clark , Andrew J. Davison

Geometric reconstruction and SLAM with endoscopic images have advanced significantly in recent years. In most medical fields, monocular endoscopes are employed, and the algorithms used are typically adaptations of those designed for…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Raúl Iranzo , Víctor M. Batlle , Juan D. Tardós , José M. M. Montiel

It is an exciting task to recover the scene's 3d-structure and camera pose from the video sequence. Most of the current solutions divide it into two parts, monocular depth recovery and camera pose estimation. The monocular depth recovery is…

Computer Vision and Pattern Recognition · Computer Science 2018-05-24 YanTong Wu , Yang Liu

Underwater monocular SLAM is a challenging problem with applications from autonomous underwater vehicles to marine archaeology. However, existing underwater SLAM methods struggle to produce maps with high-fidelity rendering. In this paper,…

Robotics · Computer Science 2026-04-07 Kangxu Wang , Shaofeng Zou , Chenxing Jiang , Yixiang Dai , Siang Chen , Shaojie Shen , Guijin Wang

A monocular 3D object tracking system generally has only up-to-scale pose estimation results without any prior knowledge of the tracked object. In this paper, we propose a novel idea to recover the metric scale of an arbitrary dynamic…

Robotics · Computer Science 2018-08-22 Kejie Qiu , Tong Qin , Hongwen Xie , Shaojie Shen

We propose a method for metric-scale monocular depth estimation. Inferring depth from a single image is an ill-posed problem due to the loss of scale from perspective projection during the image formation process. Any scale chosen is a…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Ziyao Zeng , Yangchao Wu , Hyoungseob Park , Daniel Wang , Fengyu Yang , Stefano Soatto , Dong Lao , Byung-Woo Hong , Alex Wong

SLAM systems are mainly applied for robot navigation while research on feasibility for motion planning with SLAM for tasks like bin-picking, is scarce. Accurate 3D reconstruction of objects and environments is important for planning motion…

Computer Vision and Pattern Recognition · Computer Science 2018-03-07 Sergey Triputen , Atmaraaj Gopal , Thomas Weber , Christian Hofert , Kristiaan Schreve , Matthias Ratsch

This paper proposes a novel method of estimating the absolute scale of monocular SfM for a multi-modal stereo camera. In the fields of computer vision and robotics, scale estimation for monocular SfM has been widely investigated in order to…

Computer Vision and Pattern Recognition · Computer Science 2018-10-30 Shinya Sumikura , Ken Sakurada , Nobuo Kawaguchi , Ryosuke Nakamura

Using Quadrics as the object representation has the benefits of both generality and closed-form projection derivation between image and world spaces. Although numerous constraints have been proposed for dual quadric reconstruction, we found…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Xiaolong Yu , Junqiao Zhao , Shuangfu Song , Zhongyang Zhu , Zihan Yuan , Chen Ye , Tiantian Feng

We present a generic framework for scale-aware direct monocular odometry based on depth prediction from a deep neural network. In contrast with previous methods where depth information is only partially exploited, we formulate a novel depth…

Robotics · Computer Science 2022-07-25 Carlos Campos , Juan D. Tardós

Object-oriented SLAM is a popular technology in autonomous driving and robotics. In this paper, we propose a stereo visual SLAM with a robust quadric landmark representation method. The system consists of four components, including deep…

Robotics · Computer Science 2021-10-19 Rui Tian , Yunzhou Zhang , Yonghui Feng , Linghao Yang , Zhenzhong Cao , Sonya Coleman , Dermot Kerr

In object-based Simultaneous Localization and Mapping (SLAM), 6D object poses offer a compact representation of landmark geometry useful for downstream planning and manipulation tasks. However, measurement ambiguity then arises as objects…

Robotics · Computer Science 2021-08-04 Jiahui Fu , Qiangqiang Huang , Kevin Doherty , Yue Wang , John J. Leonard