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The dynamic hand gesture recognition task has seen studies on various unimodal and multimodal methods. Previously, researchers have explored depth and 2D-skeleton-based multimodal fusion CRNNs (Convolutional Recurrent Neural Networks) but…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Hasan Mahmud , Mashrur M. Morshed , Md. Kamrul Hasan

Surface electromyography (EMG) serves as a pivotal tool in hand gesture recognition and human-computer interaction, offering a non-invasive means of signal acquisition. This study presents a novel methodology for classifying hand gestures…

Computer Vision and Pattern Recognition · Computer Science 2025-04-07 Abu Saleh Musa Miah , Najmul Hassan , Md. Maniruzzaman , Nobuyoshi Asai , Jungpil Shin

We propose a two-stage convolutional neural network (CNN) architecture for robust recognition of hand gestures, called HGR-Net, where the first stage performs accurate semantic segmentation to determine hand regions, and the second stage…

Computer Vision and Pattern Recognition · Computer Science 2020-01-01 Amirhossein Dadashzadeh , Alireza Tavakoli Targhi , Maryam Tahmasbi , Majid Mirmehdi

We propose a novel multi-modal and multi-task architecture for simultaneous low level gesture and surgical task classification in Robot Assisted Surgery (RAS) videos.Our end-to-end architecture is based on the principles of a long…

Computer Vision and Pattern Recognition · Computer Science 2018-05-03 Duygu Sarikaya , Khurshid A. Guru , Jason J. Corso

Modeling and recognition of surgical activities poses an interesting research problem. Although a number of recent works studied automatic recognition of surgical activities, generalizability of these works across different tasks and…

Computer Vision and Pattern Recognition · Computer Science 2020-08-17 Duygu Sarikaya , Pierre Jannin

Human gesture recognition has assumed a capital role in industrial applications, such as Human-Machine Interaction. We propose an approach for segmentation and classification of dynamic gestures based on a set of handcrafted features, which…

Computer Vision and Pattern Recognition · Computer Science 2020-08-27 André Brás , Miguel Simão , Pedro Neto

This work proposes a novel approach for hand gesture recognition using an inexpensive, low-resolution (24 x 32) thermal sensor processed by a Spiking Neural Network (SNN) followed by Sparse Segmentation and feature-based gesture…

Computer Vision and Pattern Recognition · Computer Science 2024-01-15 Ali Safa , Wout Mommen , Lars Keuninckx

We apply recurrent neural networks to the task of recognizing surgical activities from robot kinematics. Prior work in this area focuses on recognizing short, low-level activities, or gestures, and has been based on variants of hidden…

Computer Vision and Pattern Recognition · Computer Science 2016-06-23 Robert DiPietro , Colin Lea , Anand Malpani , Narges Ahmidi , S. Swaroop Vedula , Gyusung I. Lee , Mija R. Lee , Gregory D. Hager

This paper explores how graph neural networks (GNNs) can be used to enhance visual scene understanding and surgical skill assessment. By using GNNs to analyze the complex visual data of surgical procedures represented as graph structures,…

Computer Vision and Pattern Recognition · Computer Science 2023-08-28 Shuja Khalid , Frank Rudzicz

Automatic surgical gesture recognition is fundamental for improving intelligence in robot-assisted surgery, such as conducting complicated tasks of surgery surveillance and skill evaluation. However, current methods treat each frame…

Artificial Intelligence · Computer Science 2020-02-21 Xiaojie Gao , Yueming Jin , Qi Dou , Pheng-Ann Heng

Gesture recognition is getting more and more popular due to various application possibilities in human-machine interaction. Existing multi-modal gesture recognition systems take multi-modal data as input to improve accuracy, but such…

Computer Vision and Pattern Recognition · Computer Science 2021-11-01 Dinghao Fan , Hengjie Lu , Shugong Xu , Shan Cao

Recognizing surgical gestures in real-time is a stepping stone towards automated activity recognition, skill assessment, intra-operative assistance, and eventually surgical automation. The current robotic surgical systems provide us with…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Jumanh Atoum , Garrison L. H. Johnston , Nabil Simaan , Jie Ying Wu

Purpose: A profound education of novice surgeons is crucial to ensure that surgical interventions are effective and safe. One important aspect is the teaching of technical skills for minimally invasive or robot-assisted procedures. This…

Computer Vision and Pattern Recognition · Computer Science 2019-09-05 Isabel Funke , Sören Torge Mees , Jürgen Weitz , Stefanie Speidel

This work introduces a method for high-accuracy EMG based gesture identification. A newly developed deep learning method, namely, deep residual shrinkage network is applied to perform gesture identification. Based on the feature of EMG…

Signal Processing · Electrical Eng. & Systems 2022-09-05 Yueying Ma , Chengbo Wang , Chengenze Jiang , Zimo Li

Gestures form an important medium of communication between humans and machines. An overwhelming majority of existing gesture recognition methods are tailored to a scenario where humans and machines are located very close to each other. This…

Computer Vision and Pattern Recognition · Computer Science 2023-12-25 Shubhang Bhatnagar , Sharath Gopal , Narendra Ahuja , Liu Ren

Dynamic hand gesture recognition has attracted increasing interests because of its importance for human computer interaction. In this paper, we propose a new motion feature augmented recurrent neural network for skeleton-based dynamic hand…

Computer Vision and Pattern Recognition · Computer Science 2018-05-11 Xinghao Chen , Hengkai Guo , Guijin Wang , Li Zhang

A lensless camera is an imaging system that uses a mask in place of a lens, making it thinner, lighter, and less expensive than a lensed camera. However, additional complex computation and time are required for image reconstruction. This…

Computer Vision and Pattern Recognition · Computer Science 2022-10-26 Yinger Zhang , Zhouyi Wu , Peiying Lin , Yang Pan , Yuting Wu , Liufang Zhang , Jiangtao Huangfu

While gesture recognition using vision or robot skins is an active research area in Human-Robot Collaboration (HRC), this paper explores deep learning methods relying solely on a robot's built-in joint sensors, eliminating the need for…

Robotics · Computer Science 2025-08-19 Deqing Song , Weimin Yang , Maryam Rezayati , Hans Wernher van de Venn

Online recognition of gestures is critical for intuitive human-robot interaction (HRI) and further push collaborative robotics into the market, making robots accessible to more people. The problem is that it is difficult to achieve accurate…

Robotics · Computer Science 2023-04-17 M. A. Simão , O. Gibaru , P. Neto

Defining methods for the automatic understanding of gestures is of paramount importance in many application contexts and in Virtual Reality applications for creating more natural and easy-to-use human-computer interaction methods. In this…

Computer Vision and Pattern Recognition · Computer Science 2020-09-03 Katia Lupinetti , Andrea Ranieri , Franca Giannini , Marina Monti