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Computer vision-based object detection is a key modality for advanced Detect-And-Avoid systems that allow for autonomous flight missions of UAVs. While standard object detection frameworks do not predict the actual depth of an object, this…

计算机视觉与模式识别 · 计算机科学 2023-02-20 David Silva , Nicolas Jourdan , Nils Gählert

Depth estimation is a core problem in robotic perception and vision tasks, but 3D reconstruction from a single image presents inherent uncertainties. Current depth estimation models primarily rely on inter-image relationships for supervised…

计算机视觉与模式识别 · 计算机科学 2025-04-15 Jinchang Zhang , Guoyu Lu

This paper focuses on self-supervised monocular depth estimation in dynamic scenes trained on monocular videos. Existing methods jointly estimate pixel-wise depth and motion, relying mainly on an image reconstruction loss. Dynamic regions1…

计算机视觉与模式识别 · 计算机科学 2024-04-24 Hoang Chuong Nguyen , Tianyu Wang , Jose M. Alvarez , Miaomiao Liu

For tiny obstacle discovery in a monocular image, edge is a fundamental visual element. Nevertheless, because of various reasons, e.g., noise and similar color distribution with background, it is still difficult to detect the edges of tiny…

计算机视觉与模式识别 · 计算机科学 2019-08-27 Feng Xue , Anlong Ming , Menghan Zhou , Yu Zhou

While expensive LiDAR and stereo camera rigs have enabled the development of successful 3D object detection methods, monocular RGB-only approaches lag much behind. This work advances the state of the art by introducing MoVi-3D, a novel,…

计算机视觉与模式识别 · 计算机科学 2020-04-03 Andrea Simonelli , Samuel Rota Bulò , Lorenzo Porzi , Elisa Ricci , Peter Kontschieder

Inter-vehicle distance and relative velocity estimations are two basic functions for any ADAS (Advanced driver-assistance systems). In this paper, we propose a monocular camera-based inter-vehicle distance and relative velocity estimation…

计算机视觉与模式识别 · 计算机科学 2020-06-11 Zhenbo Song , Jianfeng Lu , Tong Zhang , Hongdong Li

Visual perception plays an important role in autonomous driving. One of the primary tasks is object detection and identification. Since the vision sensor is rich in color and texture information, it can quickly and accurately identify…

计算机视觉与模式识别 · 计算机科学 2022-12-23 Fei Liu , Zihao Lu , Xianke Lin

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…

计算机视觉与模式识别 · 计算机科学 2020-01-16 Jan Czarnowski , Tristan Laidlow , Ronald Clark , Andrew J. Davison

Classical monocular Simultaneous Localization And Mapping (SLAM) and the recently emerging convolutional neural networks (CNNs) for monocular depth prediction represent two largely disjoint approaches towards building a 3D map of the…

计算机视觉与模式识别 · 计算机科学 2020-08-10 Lokender Tiwari , Pan Ji , Quoc-Huy Tran , Bingbing Zhuang , Saket Anand , Manmohan Chandraker

Learning to predict scene depth and camera motion from RGB inputs only is a challenging task. Most existing learning based methods deal with this task in a supervised manner which require ground-truth data that is expensive to acquire. More…

计算机视觉与模式识别 · 计算机科学 2019-10-01 Yunxiao Shi , Jing Zhu , Yi Fang , Kuochin Lien , Junli Gu

Object pose detection and tracking has recently attracted increasing attention due to its wide applications in many areas, such as autonomous driving, robotics, and augmented reality. Among methods for object pose detection and tracking,…

计算机视觉与模式识别 · 计算机科学 2022-04-22 Zhaoxin Fan , Yazhi Zhu , Yulin He , Qi Sun , Hongyan Liu , Jun He

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…

计算机视觉与模式识别 · 计算机科学 2019-06-20 Klemen Istenic , Nuno Gracias , Aurelien Arnaubec , Javier Escartin , Rafael Garcia

We propose an algorithm for real-time 6DOF pose tracking of rigid 3D objects using a monocular RGB camera. The key idea is to derive a region-based cost function using temporally consistent local color histograms. While such region-based…

计算机视觉与模式识别 · 计算机科学 2018-12-20 Henning Tjaden , Ulrich Schwanecke , Elmar Schömer , Daniel Cremers

Augmenting RGB data with measured depth has been shown to improve the performance of a range of tasks in computer vision including object detection and semantic segmentation. Although depth sensors such as the Microsoft Kinect have…

计算机视觉与模式识别 · 计算机科学 2016-11-17 Yuanzhouhan Cao , Chunhua Shen , Heng Tao Shen

3D object detection is vital as it would enable us to capture objects' sizes, orientation, and position in the world. As a result, we would be able to use this 3D detection in real-world applications such as Augmented Reality (AR),…

计算机视觉与模式识别 · 计算机科学 2022-12-23 Abonia Sojasingarayar , Ashish Patel

The broad scope of obstacle avoidance has led to many kinds of computer vision-based approaches. Despite its popularity, it is not a solved problem. Traditional computer vision techniques using cameras and depth sensors often focus on…

计算机视觉与模式识别 · 计算机科学 2022-12-06 Celyn Walters , Simon Hadfield

Mobile robots require accurate and robust depth measurements to understand and interact with the environment. While existing sensing modalities address this problem to some extent, recent research on monocular depth estimation has leveraged…

机器人学 · 计算机科学 2024-10-02 Marco Job , Thomas Stastny , Tim Kazik , Roland Siegwart , Michael Pantic

This paper addresses the problem of scale estimation in monocular SLAM by estimating absolute distances between camera centers of consecutive image frames. These estimates would improve the overall performance of classical (not deep) SLAM…

计算机视觉与模式识别 · 计算机科学 2019-09-04 Danila Rukhovich , Daniel Mouritzen , Ralf Kaestner , Martin Rufli , Alexander Velizhev

Monocular depth estimation has been actively studied in fields such as robot vision, autonomous driving, and 3D scene understanding. Given a sequence of color images, unsupervised learning methods based on the framework of…

计算机视觉与模式识别 · 计算机科学 2022-12-06 Songlin Wei , Guodong Chen , Wenzheng Chi , Zhenhua Wang , Lining Sun

Event cameras are novel sensors that output brightness changes in the form of a stream of asynchronous events instead of intensity frames. Compared to conventional image sensors, they offer significant advantages: high temporal resolution,…

计算机视觉与模式识别 · 计算机科学 2020-10-23 Javier Hidalgo-Carrió , Daniel Gehrig , Davide Scaramuzza