中文
相关论文

相关论文: Where Is The Ball: 3D Ball Trajectory Estimation F…

200 篇论文

This article presents a three-dimensional nonlinear trajectory tracking control strategy for unmanned aerial vehicles (UAVs) in the presence of spatial constraints. As opposed to many existing control strategies, which do not consider…

系统与控制 · 电气工程与系统科学 2024-07-16 Saurabh Kumar , Shashi Ranjan Kumar , Abhinav Sinha

We present MonoPSR, a monocular 3D object detection method that leverages proposals and shape reconstruction. First, using the fundamental relations of a pinhole camera model, detections from a mature 2D object detector are used to generate…

计算机视觉与模式识别 · 计算机科学 2019-04-04 Jason Ku , Alex D. Pon , Steven L. Waslander

Benchmarking methods for 3d hand tracking is still an open problem due to the difficulty of acquiring ground truth data. We introduce a new dataset and benchmarking protocol that is insensitive to the accumulative error of other protocols.…

计算机视觉与模式识别 · 计算机科学 2017-04-04 Dimitrios Tzionas , Juergen Gall

Estimation of the human pose from a monocular camera has been an emerging research topic in the computer vision community with many applications. Recently, benefited from the deep learning technologies, a significant amount of research…

计算机视觉与模式识别 · 计算机科学 2021-04-26 Wu Liu , Qian Bao , Yu Sun , Tao Mei

The ability of autonomous vehicles to maintain an accurate trajectory within their road lane is crucial for safe operation. This requires detecting the road lines and estimating the car relative pose within its lane. Lateral lines are…

机器人学 · 计算机科学 2021-01-19 Paolo Cudrano , Simone Mentasti , Matteo Matteucci , Mattia Bersani , Stefano Arrigoni , Federico Cheli

Visual repetition is ubiquitous in our world. It appears in human activity (sports, cooking), animal behavior (a bee's waggle dance), natural phenomena (leaves in the wind) and in urban environments (flashing lights). Estimating visual…

计算机视觉与模式识别 · 计算机科学 2018-06-20 Tom F. H. Runia , Cees G. M. Snoek , Arnold W. M. Smeulders

Three-dimensional particle tracking is an essential tool in studying dynamics under the microscope, namely, fluid dynamics in microfluidic devices, bacteria taxis, cellular trafficking. The 3d position can be determined using 2d imaging…

计算机视觉与模式识别 · 计算机科学 2015-09-08 Eldad Afik

This paper provides a comprehensive survey on pioneer and state-of-the-art 3D scene geometry estimation methodologies based on single, two, or multiple images captured under the omnidirectional optics. We first revisit the basic concepts of…

计算机视觉与模式识别 · 计算机科学 2024-01-18 Thiago Lopes Trugillo da Silveira , Paulo Gamarra Lessa Pinto , Jeffri Erwin Murrugarra Llerena , Claudio Rosito Jung

Monocular 3D object detection is an essential task in autonomous driving. However, most current methods consider each 3D object in the scene as an independent training sample, while ignoring their inherent geometric relations, thus…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Jiaqi Gu , Bojian Wu , Lubin Fan , Jianqiang Huang , Shen Cao , Zhiyu Xiang , Xian-Sheng Hua

Human movement is goal-directed and influenced by the spatial layout of the objects in the scene. To plan future human motion, it is crucial to perceive the environment -- imagine how hard it is to navigate a new room with lights off.…

计算机视觉与模式识别 · 计算机科学 2020-08-03 Zhe Cao , Hang Gao , Karttikeya Mangalam , Qi-Zhi Cai , Minh Vo , Jitendra Malik

In 3D Human Motion Prediction (HMP), conventional methods train HMP models with expensive motion capture data. However, the data collection cost of such motion capture data limits the data diversity, which leads to poor generalizability to…

计算机视觉与模式识别 · 计算机科学 2025-05-14 Katsuki Shimbo , Hiromu Taketsugu , Norimichi Ukita

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

In this paper, we propose a novel method for monocular depth estimation in dynamic scenes. We first explore the arbitrariness of object's movement trajectory in dynamic scenes theoretically. To overcome the arbitrariness, we use assume that…

计算机视觉与模式识别 · 计算机科学 2024-11-08 Kebin Peng , John Quarles , Kevin Desai

In this paper, we present a real-time egocentric trajectory prediction system for table tennis using event cameras. Unlike standard cameras, which suffer from high latency and motion blur at fast ball speeds, event cameras provide higher…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Ivan Alberico , Marco Cannici , Giovanni Cioffi , Davide Scaramuzza

We propose a method to efficiently compute tomographic projections of a 3D volume represented by a linear combination of shifted B-splines. To do so, we propose a ray-tracing algorithm that computes 3D line integrals with arbitrary…

计算机视觉与模式识别 · 计算机科学 2025-11-17 Youssef Haouchat , Sepand Kashani , Aleix Boquet-Pujadas , Philippe Thévenaz , Michael Unser

We propose a method to reconstruct global human trajectories from videos in the wild. Our optimization method decouples the camera and human motion, which allows us to place people in the same world coordinate frame. Most existing methods…

计算机视觉与模式识别 · 计算机科学 2023-03-22 Vickie Ye , Georgios Pavlakos , Jitendra Malik , Angjoo Kanazawa

Estimating human gaze from natural eye images only is a challenging task. Gaze direction can be defined by the pupil- and the eyeball center where the latter is unobservable in 2D images. Hence, achieving highly accurate gaze estimates is…

计算机视觉与模式识别 · 计算机科学 2018-12-31 Seonwook Park , Adrian Spurr , Otmar Hilliges

Real-time 3D reconstruction enables fast dense mapping of the environment which benefits numerous applications, such as navigation or live evaluation of an emergency. In contrast to most real-time capable approaches, our approach does not…

计算机视觉与模式识别 · 计算机科学 2021-04-22 Max Hermann , Boitumelo Ruf , Martin Weinmann

Recent years have produced a variety of learning based methods in the context of computer vision and robotics. Most of the recently proposed methods are based on deep learning, which require very large amounts of data compared to…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Kenneth Blomqvist , Julius Hietala

This paper tackles the 3D object detection problem, which is of vital importance for applications such as autonomous driving. Our framework uses a Machine Learning (ML) pipeline on a combination of monocular camera and LiDAR data to detect…

计算机视觉与模式识别 · 计算机科学 2021-05-25 Gustavo A. Salazar-Gomez , Miguel A. Saavedra-Ruiz , Victor A. Romero-Cano