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Current optical flow and point-tracking methods rely heavily on synthetic datasets. Event cameras are novel vision sensors with advantages in challenging visual conditions, but state-of-the-art frame-based methods cannot be easily adapted…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Friedhelm Hamann , Ziyun Wang , Ioannis Asmanis , Kenneth Chaney , Guillermo Gallego , Kostas Daniilidis

3D Human Motion Indexing and Retrieval is an interesting problem due to the rise of several data-driven applications aimed at analyzing and/or re-utilizing 3D human skeletal data, such as data-driven animation, analysis of sports…

Computer Vision and Pattern Recognition · Computer Science 2019-12-11 Neeraj Battan , Abbhinav Venkat , Avinash Sharma

Markerless motion capture has become an active field of research in computer vision in recent years. Its extensive applications are known in a great variety of fields, including computer animation, human motion analysis, biomedical…

Computer Vision and Pattern Recognition · Computer Science 2022-01-10 Doan Duy Vo , Russell Butler

Forecasting a typical object's future motion is a critical task for interpreting and interacting with dynamic environments in computer vision. Event-based sensors, which could capture changes in the scene with exceptional temporal…

Computer Vision and Pattern Recognition · Computer Science 2024-10-14 Song Wu , Zhiyu Zhu , Junhui Hou , Guangming Shi , Jinjian Wu

Dynamic environments are challenging for visual SLAM since the moving objects occlude the static environment features and lead to wrong camera motion estimation. In this paper, we present a novel dense RGB-D SLAM solution that…

Robotics · Computer Science 2020-03-12 Tianwei Zhang , Huayan Zhang , Yang Li , Yoshihiko Nakamura , Lei Zhang

Many density estimation techniques for 3D human motion prediction require a significant amount of inference time, often exceeding the duration of the predicted time horizon. To address the need for faster density estimation for 3D human…

Computer Vision and Pattern Recognition · Computer Science 2026-02-02 Takahiro Maeda , Jinkun Cao , Norimichi Ukita , Kris Kitani

Scene flow describes 3D motion in a 3D scene. It can either be modeled as a single task, or it can be reconstructed from the auxiliary tasks of stereo depth and optical flow estimation. While the second method can achieve real-time…

Computer Vision and Pattern Recognition · Computer Science 2018-08-31 René Schuster , Oliver Wasenmüller , Didier Stricker

This paper proposes a method of estimating micro-motion of an object at each pixel that is too small to detect under a common setup of camera and illumination. The method introduces an active-lighting approach to make the motion visually…

Image and Video Processing · Electrical Eng. & Systems 2020-11-03 Ryusuke Sagawa , Yusuke Higuchi , Hiroshi Kawasaki , Ryo Furukawa , Takahiro Ito

In order to perform autonomous sequential manipulation tasks, perception in cluttered scenes remains a critical challenge for robots. In this paper, we propose a probabilistic approach for robust sequential scene estimation and manipulation…

Robotics · Computer Science 2017-03-23 Zhiqiang Sui , Zheming Zhou , Zhen Zeng , Odest Chadwicke Jenkins

Motion segmentation from a single moving camera presents a significant challenge in the field of computer vision. This challenge is compounded by the unknown camera movements and the lack of depth information of the scene. While deep…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Yuxiang Huang , Yuhao Chen , John Zelek

Establishing dense correspondences between a pair of images is an important and general problem. However, dense flow estimation is often inaccurate in the case of large displacements or homogeneous regions. For most applications and…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Prune Truong , Martin Danelljan , Luc Van Gool , Radu Timofte

Estimation of 3D motion in a dynamic scene from a temporal pair of images is a core task in many scene understanding problems. In real world applications, a dynamic scene is commonly captured by a moving camera (i.e., panning, tilting or…

Computer Vision and Pattern Recognition · Computer Science 2018-07-31 Zhaoyang Lv , Kihwan Kim , Alejandro Troccoli , Deqing Sun , James M. Rehg , Jan Kautz

We propose a low-computational strategy for the efficient implementation of the "atom selection step" in sparse representation algorithms. The proposed procedure is based on simple tests enabling to identify subsets of atoms which cannot be…

Signal Processing · Electrical Eng. & Systems 2018-12-06 Clément Dorffer , Angélique Drémeau , Cedric Herzet

A large number of cameras embedded on smart-phones, drones or inside cars have a direct access to external motion sensing from gyroscopes and accelerometers. On these power-limited devices, video compression must be of low-complexity. For…

Image and Video Processing · Electrical Eng. & Systems 2020-02-03 Karim El Khoury , Pascal Pellegrin , Antonin Descampe , Sébastien Lugan , Benoit Macq

Motion plays a crucial role in understanding videos and most state-of-the-art neural models for video classification incorporate motion information typically using optical flows extracted by a separate off-the-shelf method. As the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-21 Heeseung Kwon , Manjin Kim , Suha Kwak , Minsu Cho

The importance and demands of visual scene understanding have been steadily increasing along with the active development of autonomous systems. Consequently, there has been a large amount of research dedicated to semantic segmentation and…

Computer Vision and Pattern Recognition · Computer Science 2016-07-27 Junhwa Hur , Stefan Roth

Efficiently selecting an appropriate spike stream data length to extract precise information is the key to the spike vision tasks. To address this issue, we propose a dynamic timing representation for spike streams. Based on multi-layers…

Computer Vision and Pattern Recognition · Computer Science 2023-07-13 Lujie Xia , Ziluo Ding , Rui Zhao , Jiyuan Zhang , Lei Ma , Zhaofei Yu , Tiejun Huang , Ruiqin Xiong

Generating accurate and efficient predictions for the motion of the humans present in the scene is key to the development of effective motion planning algorithms for robots moving in promiscuous areas, where wrong planning decisions could…

We applied deep learning to create an algorithm for breathing phase detection in lung sound recordings, and we compared the breathing phases detected by the algorithm and manually annotated by two experienced lung sound researchers. Our…

Computer Vision and Pattern Recognition · Computer Science 2019-04-18 Cristina Jácome , Johan Ravn , Einar Holsbø , Juan Carlos Aviles-Solis , Hasse Melbye , Lars Ailo Bongo

Recovering dynamical equations from observed noisy data is the central challenge of system identification. We develop a statistical mechanics approach to analyze sparse equation discovery algorithms, which typically balance data fit and…

Statistical Mechanics · Physics 2025-09-16 Andrei A. Klishin , Joseph Bakarji , J. Nathan Kutz , Krithika Manohar