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This paper presents a novel framework for speech-driven gesture production, applicable to virtual agents to enhance human-computer interaction. Specifically, we extend recent deep-learning-based, data-driven methods for speech-driven…

Computer Vision and Pattern Recognition · Computer Science 2021-04-07 Taras Kucherenko , Dai Hasegawa , Naoshi Kaneko , Gustav Eje Henter , Hedvig Kjellström

Optical flow provides information on relative motion that is an important component in many computer vision pipelines. Neural networks provide high accuracy optical flow, yet their complexity is often prohibitive for application at the edge…

Computer Vision and Pattern Recognition · Computer Science 2023-07-13 Yannick Schnider , Stanislaw Wozniak , Mathias Gehrig , Jules Lecomte , Axel von Arnim , Luca Benini , Davide Scaramuzza , Angeliki Pantazi

The uncertainty and variability of underwater environment propose the request to control underwater robots in real time and dynamically, especially in the scenarios where human and robots need to work collaboratively in the field. However,…

Human-Computer Interaction · Computer Science 2017-09-27 Pei Xu

The optical flow of humans is well known to be useful for the analysis of human action. Recent optical flow methods focus on training deep networks to approach the problem. However, the training data used by them does not cover the domain…

Computer Vision and Pattern Recognition · Computer Science 2019-12-20 Anurag Ranjan , David T. Hoffmann , Dimitrios Tzionas , Siyu Tang , Javier Romero , Michael J. Black

6D object pose estimation is crucial for robotic perception and precise manipulation. Occlusion and incomplete object visibility are common challenges in this task, but existing pose refinement methods often struggle to handle these issues…

Computer Vision and Pattern Recognition · Computer Science 2024-11-27 Xin Liu , Shibei Xue , Dezong Zhao , Shan Ma , Min Jiang

Human-robot teaming offers great potential because of the opportunities to combine strengths of heterogeneous agents. However, one of the critical challenges in realizing an effective human-robot team is efficient information exchange -…

Robotics · Computer Science 2019-09-17 Jason M. Gregory , Christopher Reardon , Kevin Lee , Geoffrey White , Ki Ng , Caitlyn Sims

Despite advances in hand-object interaction modeling, generating realistic dexterous manipulation data for robotic hands remains a challenge. Retargeting methods often suffer from low accuracy and fail to account for hand-object…

Robotics · Computer Science 2025-05-05 Xiaoyi Lin , Kunpeng Yao , Lixin Xu , Xueqiang Wang , Xuetao Li , Yuchen Wang , Miao Li

Various research studies indicate that action recognition performance highly depends on the types of motions being extracted and how accurate the human actions are represented. In this paper, we investigate different optical flow, and…

Computer Vision and Pattern Recognition · Computer Science 2023-12-19 Lei Wang , Piotr Koniusz

Optical flow is a crucial component of the feature space for early visual processing of dynamic scenes especially in new applications such as self-driving vehicles, drones and autonomous robots. The dynamic vision sensors are well suited…

Computer Vision and Pattern Recognition · Computer Science 2020-07-20 Himanshu Akolkar , SioHoi Ieng , Ryad Benosman

In this paper, we aim at improving human motion prediction during human-robot collaboration in industrial facilities by exploiting contributions from both physical and physiological signals. Improved human-machine collaboration could prove…

Robotics · Computer Science 2019-05-29 Stefano Tortora , Stefano Michieletto , Francesca Stival , Emanuele Menegatti

Effective physical human-robot interaction requires systems that are not only adaptable to user preferences but also transparent about their actions. This paper introduces BRIDGE, a system for bidirectional human-robot communication in…

Robotics · Computer Science 2026-01-19 Junxiang Wang , Cindy Wang , Rana Soltani Zarrin , Zackory Erickson

Image processing techniques have huge impact on most fields of robotics and industrial automation. Real time methods are usually employed in complex automation tasks, assisting with decision making or directly guiding robots and machinery,…

Robotics · Computer Science 2023-07-13 Kristóf Takács , Renáta Nagyné Elek , Tamás Haidegger

This study mainly explores the application of natural gesture recognition based on computer vision in human-computer interaction, aiming to improve the fluency and naturalness of human-computer interaction through gesture recognition…

Computer Vision and Pattern Recognition · Computer Science 2024-12-25 Fenghua Shao , Tong Zhang , Shang Gao , Qi Sun , Liuqingqing Yang

Reliable human-robot communication is essential for underwater human-robot interaction (U-HRI), yet traditional methods such as acoustic signaling and predefined gesture-based models suffer from limitations in adaptability and robustness.…

Robotics · Computer Science 2026-01-23 Rishikesh Joshi , Junaed Sattar

This paper describes a technique of real time head gesture recognition system. The method includes Gaussian mixture model (GMM) accompanied by optical flow algorithm which provided us the required information regarding head movement. The…

Computer Vision and Pattern Recognition · Computer Science 2013-08-06 Parimita Saikia , Karen Das

Using a layered representation for motion estimation has the advantage of being able to cope with discontinuities and occlusions. In this paper, we learn to estimate optical flow by combining a layered motion representation with deep…

Computer Vision and Pattern Recognition · Computer Science 2018-05-10 Xi Zhang , Di Ma , Xu Ouyang , Shanshan Jiang , Lin Gan , Gady Agam

Diffusion and flow matching policies have recently demonstrated remarkable performance in robotic applications by accurately capturing multimodal robot trajectory distributions. However, their computationally expensive inference, due to the…

Optical flow estimation is a challenging problem remaining unsolved. Recent deep learning based optical flow models have achieved considerable success. However, these models often train networks from the scratch on standard optical flow…

Computer Vision and Pattern Recognition · Computer Science 2023-03-16 Qiaole Dong , Chenjie Cao , Yanwei Fu

High-resolution multi-modality information acquired by vision-based tactile sensors can support more dexterous manipulations for robot fingers. Optical flow is low-level information directly obtained by vision-based tactile sensors, which…

Computer Vision and Pattern Recognition · Computer Science 2023-09-14 Zhiyuan Zhang , Hua Yang , Zhouping Yin

Human motion sensing plays a crucial role in smart systems for decision-making, user interaction, and personalized services. Extensive research that has been conducted is predominantly based on cameras, whose intrusive nature limits their…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Fangqiang Ding , Zhen Luo , Peijun Zhao , Chris Xiaoxuan Lu