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We propose a novel pose estimation method for geometric vision of omni-directional cameras. On the basis of the regularity of the pixel movement after camera pose changes, we formulate and prove the sinusoidal relationship between pixels…

机器人学 · 计算机科学 2019-10-04 Haofei Kuang , Qingwen Xu , Xiaoling Long , Sören Schwertfeger

We present a simple yet effective fully convolutional one-stage 3D object detector for LiDAR point clouds of autonomous driving scenes, termed FCOS-LiDAR. Unlike the dominant methods that use the bird-eye view (BEV), our proposed detector…

计算机视觉与模式识别 · 计算机科学 2022-09-21 Zhi Tian , Xiangxiang Chu , Xiaoming Wang , Xiaolin Wei , Chunhua Shen

In the past few years, numerous Deep Neural Network (DNN) models and frameworks have been developed to tackle the problem of real-time object detection from RGB images. Ordinary object detection approaches process information from the…

计算机视觉与模式识别 · 计算机科学 2020-08-18 Xiang Li , Yuan Tian , Fuyao Zhang , Shuxue Quan , Yi Xu

Mainstream Visual-inertial odometry (VIO) systems rely on point features for motion estimation and localization. However, their performance degrades in challenging scenarios. Moreover, the localization accuracy of multi-state constraint…

计算机视觉与模式识别 · 计算机科学 2026-02-09 Aiping Wang , Zhaolong Yang , Shuwen Chen , Hai Zhang

Information inside visual and LiDAR data is well complementary derived from the fine-grained texture of images and massive geometric information in point clouds. However, it remains challenging to explore effective visual-LiDAR fusion,…

计算机视觉与模式识别 · 计算机科学 2024-07-18 Jiuming Liu , Dong Zhuo , Zhiheng Feng , Siting Zhu , Chensheng Peng , Zhe Liu , Hesheng Wang

Visual Odometry (VO) plays a pivotal role in autonomous systems, with a principal challenge being the lack of depth information in camera images. This paper introduces OCC-VO, a novel framework that capitalizes on recent advances in deep…

机器人学 · 计算机科学 2024-03-27 Heng Li , Yifan Duan , Xinran Zhang , Haiyi Liu , Jianmin Ji , Yanyong Zhang

Reconstructing large-scale colored point clouds is an important task in robotics, supporting perception, navigation, and scene understanding. Despite advances in LiDAR inertial visual odometry (LIVO), its performance remains highly…

机器人学 · 计算机科学 2025-11-04 Lijie Wang , Lianjie Guo , Ziyi Xu , Qianhao Wang , Fei Gao , Xieyuanli Chen

Visual-inertial odometry (VIO) is the pose estimation backbone for most AR/VR and autonomous robotic systems today, in both academia and industry. However, these systems are highly sensitive to the initialization of key parameters such as…

机器人学 · 计算机科学 2022-08-03 Yunwen Zhou , Abhishek Kar , Eric Turner , Adarsh Kowdle , Chao X. Guo , Ryan C. DuToit , Konstantine Tsotsos

Over the last few decades, numerous LiDAR-inertial odometry (LIO) algorithms have been developed, demonstrating satisfactory performance across diverse environments. Most of these algorithms have predominantly been validated in open outdoor…

机器人学 · 计算机科学 2024-11-01 Dongha Chung , Jinwhan Kim

Visual odometry (VO) plays a crucial role in autonomous driving, robotic navigation, and other related tasks by estimating the position and orientation of a camera based on visual input. Significant progress has been made in data-driven VO…

计算机视觉与模式识别 · 计算机科学 2025-05-01 Dongzhihan Wang , Yang Yang , Liang Xu

Omnidirectional videos that capture the entire surroundings are employed in a variety of fields such as VR applications and remote sensing. However, their wide field of view often causes unwanted objects to appear in the videos. This…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Ryosuke Seshimo , Mariko Isogawa

In the paper, we propose a robust real-time visual odometry in dynamic environments via rigid-motion model updated by scene flow. The proposed algorithm consists of spatial motion segmentation and temporal motion tracking. The spatial…

机器人学 · 计算机科学 2019-07-22 Sangil Lee , Clark Youngdong Son , H. Jin Kim

We present an unsupervised deep neural network approach to the fusion of RGB-D imagery with inertial measurements for absolute trajectory estimation. Our network, dubbed the Visual-Inertial-Odometry Learner (VIOLearner), learns to perform…

计算机视觉与模式识别 · 计算机科学 2018-03-16 E. Jared Shamwell , Sarah Leung , William D. Nothwang

We present VI-DSO, a novel approach for visual-inertial odometry, which jointly estimates camera poses and sparse scene geometry by minimizing photometric and IMU measurement errors in a combined energy functional. The visual part of the…

计算机视觉与模式识别 · 计算机科学 2020-06-19 Lukas von Stumberg , Vladyslav Usenko , Daniel Cremers

Integrating LiDAR and Camera information into Bird's-Eye-View (BEV) has become an essential topic for 3D object detection in autonomous driving. Existing methods mostly adopt an independent dual-branch framework to generate LiDAR and camera…

计算机视觉与模式识别 · 计算机科学 2023-03-31 Hongxiang Cai , Zeyuan Zhang , Zhenyu Zhou , Ziyin Li , Wenbo Ding , Jiuhua Zhao

We introduce ZeroVO, a novel visual odometry (VO) algorithm that achieves zero-shot generalization across diverse cameras and environments, overcoming limitations in existing methods that depend on predefined or static camera calibration…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Lei Lai , Zekai Yin , Eshed Ohn-Bar

We propose a dense indirect visual odometry method taking as input externally estimated optical flow fields instead of hand-crafted feature correspondences. We define our problem as a probabilistic model and develop a generalized-EM…

计算机视觉与模式识别 · 计算机科学 2021-04-15 Zhixiang Min , Yiding Yang , Enrique Dunn

The growing interest in omnidirectional videos (ODVs) that capture the full field-of-view (FOV) has gained 360-degree saliency prediction importance in computer vision. However, predicting where humans look in 360-degree scenes presents…

计算机视觉与模式识别 · 计算机科学 2023-08-28 Mert Cokelek , Nevrez Imamoglu , Cagri Ozcinar , Erkut Erdem , Aykut Erdem

Unmanned aerial vehicles serve as primary sensing platforms for surveillance, traffic monitoring, and disaster response, making aerial object detection a central problem in applied computer vision. Current detectors struggle with…

计算机视觉与模式识别 · 计算机科学 2026-02-17 Sohail Ali Farooqui , Zuhair Ahmed Khan Taha , Mohammed Mudassir Uddin , Shahnawaz Alam

We propose a self-supervised learning framework that uses unlabeled monocular video sequences to generate large-scale supervision for training a Visual Odometry (VO) frontend, a network which computes pointwise data associations across…

计算机视觉与模式识别 · 计算机科学 2018-12-11 Daniel DeTone , Tomasz Malisiewicz , Andrew Rabinovich