English
Related papers

Related papers: Estimating Visibility from Alternate Perspectives …

200 papers

Learning-based multi-view stereo (MVS) methods have demonstrated promising results. However, very few existing networks explicitly take the pixel-wise visibility into consideration, resulting in erroneous cost aggregation from occluded…

Computer Vision and Pattern Recognition · Computer Science 2020-08-20 Jingyang Zhang , Yao Yao , Shiwei Li , Zixin Luo , Tian Fang

Active object reconstruction using autonomous robots is gaining great interest. A primary goal in this task is to maximize the information of the object to be reconstructed, given limited on-board resources. Previous view planning methods…

Robotics · Computer Science 2024-02-14 Hao Hu , Sicong Pan , Liren Jin , Marija Popović , Maren Bennewitz

Despite recent advances, estimating optical flow remains a challenging problem in the presence of illumination change, large occlusions or fast movement. In this paper, we propose a novel optical flow estimation framework which can provide…

Computer Vision and Pattern Recognition · Computer Science 2018-04-12 Inchul Choi , Arunava Banerjee

In this paper, we address the novel, highly challenging problem of estimating the layout of a complex urban driving scenario. Given a single color image captured from a driving platform, we aim to predict the bird's-eye view layout of the…

Computer Vision and Pattern Recognition · Computer Science 2020-02-21 Kaustubh Mani , Swapnil Daga , Shubhika Garg , N. Sai Shankar , Krishna Murthy Jatavallabhula , K. Madhava Krishna

Occlusion removal is an interesting application of image enhancement, for which, existing work suggests manually-annotated or domain-specific occlusion removal. No work tries to address automatic occlusion detection and removal as a…

Computer Vision and Pattern Recognition · Computer Science 2019-05-08 Kumara Kahatapitiya , Dumindu Tissera , Ranga Rodrigo

This paper presents a new swarm intelligence-based approach to deal with the cooperative path planning problem of unmanned aerial vehicles (UAVs), which is essential for the automatic inspection of infrastructure. The approach uses a 3D…

Systems and Control · Electrical Eng. & Systems 2024-02-14 Duy Nam Bui , Thuy Ngan Duong , Manh Duong Phung

Planning safe trajectories for autonomous vehicles is essential for operational safety but remains extremely challenging due to the complex interactions among traffic participants. Recent autonomous driving frameworks have focused on…

Robotics · Computer Science 2026-04-22 Tian Niu , Kaizhao Zhang , Zhongxue Gan , Wenchao Ding

Incorporating multiple camera views for detection alleviates the impact of occlusions in crowded scenes. In a multiview system, we need to answer two important questions when dealing with ambiguities that arise from occlusions. First, how…

Computer Vision and Pattern Recognition · Computer Science 2021-05-04 Yunzhong Hou , Liang Zheng , Stephen Gould

Visual motion estimation is a well-studied challenge in autonomous navigation. Recent work has focused on addressing multimotion estimation in highly dynamic environments. These environments not only comprise multiple, complex motions but…

Robotics · Computer Science 2024-09-18 Kevin M. Judd , Jonathan D. Gammell

Fleets of autonomous vehicles (AV) often are at the core of intelligent transportation scenarios for smart cities, and may require a wireless Internet connection to offload computer vision tasks to data centers located either in the edge or…

Signal Processing · Electrical Eng. & Systems 2026-05-14 Giuseppe Baruffa , Luca Rugini , Francesco Binucci , Fabrizio Frescura , Paolo Banelli , Renzo Perfetti

In response to the gap in considering wind conditions in the bridge inspection using unmanned aerial vehicle (UAV) , this paper proposes a path planning method for UAVs that takes into account the influence of wind, based on the simulated…

Systems and Control · Electrical Eng. & Systems 2024-03-25 Jian Xu , Hua Dai

This paper proposes Elastic Tracker, a flexible trajectory planning framework that can deal with challenging tracking tasks with guaranteed safety and visibility. Firstly, an object detection and intension-free motion prediction method is…

Robotics · Computer Science 2022-03-03 Jialin Ji , Neng Pan , Chao Xu , Fei Gao

Automated driving systems are subject to various kinds of uncertainty during design, development, and operation. These kinds of uncertainty lead to an inherent risk of the technology that can be mitigated, but never fully eliminated.…

Systems and Control · Electrical Eng. & Systems 2024-02-15 Robert Graubohm , Nayel Fabian Salem , Marcus Nolte , Markus Maurer

Navigating complex, cluttered, and unstructured environments that are a priori unknown presents significant challenges for autonomous ground vehicles, particularly when operating with a limited field of view(FOV) resulting in frequent…

Autonomous exploration in complex and cluttered environments is essential for various applications. However, there are many challenges due to the lack of global heuristic information. Existing exploration methods suffer from the repeated…

Robotics · Computer Science 2024-11-22 Bo Zhou , Chuanzhao Lu , Yan Pan , Fu Chen

An important open problem in robotic planning is the autonomous generation of 3D inspection paths -- that is, planning the best path to move a robot along in order to inspect a target structure. We recently suggested a new method for…

Artificial Intelligence · Computer Science 2019-01-23 Kai Olav Ellefsen , Herman A. Lepikson , Jan C. Albiez

Target tracking has numerous significant civilian and military applications, and maintaining the visibility of the target plays a vital role in ensuring the success of the tracking task. Existing visibility-aware planners primarily focus on…

Robotics · Computer Science 2024-08-28 Han Gao , Pengying Wu , Yao Su , Kangjie Zhou , Ji Ma , Hangxin Liu , Chang Liu

UAVs equipped with a single depth camera encounter significant challenges in dynamic obstacle avoidance due to limited field of view and inevitable blind spots. While active vision strategies that steer onboard cameras have been proposed to…

Robotics · Computer Science 2025-10-21 Chi Zhang , Xian Huang , Wei Dong

In this paper, we give a double twist to the problem of planning under uncertainty. State-of-the-art planners seek to minimize the localization uncertainty by only considering the geometric structure of the scene. In this paper, we argue…

Robotics · Computer Science 2017-02-13 Gabriele Costante , Christian Forster , Jeffrey Delmerico , Paolo Valigi , Davide Scaramuzza

The quality of robot vision greatly affects the performance of automation systems, where occlusions stand as one of the biggest challenges. If the target is occluded from the sensor, detecting and grasping such objects become very…

Robotics · Computer Science 2021-09-01 Kentaro Yoshioka , Hidenori Okuni , Tuan Thanh Ta , Akihide Sai