English
Related papers

Related papers: Multi-Granularity Hand Action Detection

200 papers

Accurate hand joints detection from images is a fundamental topic which is essential for many applications in computer vision and human computer interaction. This paper presents a two stage network for hand joints detection from single…

Computer Vision and Pattern Recognition · Computer Science 2021-02-22 Bin Li , Hong Fu , Ruimin Li , Wendi Wang

Long-term object detection requires the integration of frame-based results over several seconds. For non-deformable objects, long-term detection is often addressed using object detection followed by video tracking. Unfortunately, tracking…

Computer Vision and Pattern Recognition · Computer Science 2021-10-15 Sravani Teeparthi , Venkatesh Jatla , Marios S. Pattichis , Sylvia Celedon Pattichis , Carlos LopezLeiva

Egocentric videos, which mainly record the activities carried out by the users of the wearable cameras, have drawn much research attentions in recent years. Due to its lengthy content, a large number of ego-related applications have been…

Computer Vision and Pattern Recognition · Computer Science 2017-11-13 Shao Huang , Weiqiang Wang , Shengfeng He , Rynson W. H. Lau

In self-supervised learning, multi-granular features are heavily desired though rarely investigated, as different downstream tasks (e.g., general and fine-grained classification) often require different or multi-granular features,…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Pan Zhou , Yichen Zhou , Chenyang Si , Weihao Yu , Teck Khim Ng , Shuicheng Yan

On public benchmarks, current action recognition techniques have achieved great success. However, when used in real-world applications, e.g. sport analysis, which requires the capability of parsing an activity into phases and…

Computer Vision and Pattern Recognition · Computer Science 2020-04-15 Dian Shao , Yue Zhao , Bo Dai , Dahua Lin

Gesture recognition is an indispensable component of natural and efficient human-computer interaction technology, particularly in desktop-level applications, where it can significantly enhance people's productivity. However, the current…

Computer Vision and Pattern Recognition · Computer Science 2024-01-09 Qi Wang , Fengchao Zhu , Guangming Zhu , Liang Zhang , Ning Li , Eryang Gao

Our team are developing a new online test that analyses hand movement features associated with ageing that can be completed remotely from the research centre. To obtain hand movement features, participants will be asked to perform a variety…

Computer Vision and Pattern Recognition · Computer Science 2023-01-26 Guan Huang , Son N. Tran , Quan Bai , Jane Alty

As Industry 4.0 and digitalization continue to advance, the reliance on information technology increases, making the world more vulnerable to cyber-attacks, especially cyber-physical attacks that can manipulate physical systems and…

Applications · Statistics 2023-04-18 Ahmad Kokhahi , Dan Li

Description-based person re-identification (Re-id) is an important task in video surveillance that requires discriminative cross-modal representations to distinguish different people. It is difficult to directly measure the similarity…

Computer Vision and Pattern Recognition · Computer Science 2019-06-25 Kai Niu , Yan Huang , Wanli Ouyang , Liang Wang

The amount and quality of datasets and tools available in the research field of hand pose and shape estimation act as evidence to the significant progress that has been made.However, even the datasets of the highest quality, reported to…

Computer Vision and Pattern Recognition · Computer Science 2022-01-10 Giorgos Karvounas , Nikolaos Kyriazis , Iason Oikonomidis , Aggeliki Tsoli , Antonis A. Argyros

Estimating the 3D hand pose from a monocular RGB image is important but challenging. A solution is training on large-scale RGB hand images with accurate 3D hand keypoint annotations. However, it is too expensive in practice. Instead, we…

Computer Vision and Pattern Recognition · Computer Science 2020-10-06 Zhenyu Wu , Duc Hoang , Shih-Yao Lin , Yusheng Xie , Liangjian Chen , Yen-Yu Lin , Zhangyang Wang , Wei Fan

This paper proposes an interactive system for mobile devices controlled by hand gestures aimed at helping people with visual impairments. This system allows the user to interact with the device by making simple static and dynamic hand…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Samer Alashhab , Antonio Javier Gallego , Miguel Ángel Lozano

Egocentric open-surgery videos capture rich, fine-grained details essential for accurately modeling surgical procedures and human behavior in the operating room. A detailed, pixel-level understanding of hands and surgical tools is crucial…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Nathan Darjana , Ryo Fujii , Hideo Saito , Hiroki Kajita

Moments capture a huge part of our lives. Accurate recognition of these moments is challenging due to the diverse and complex interpretation of the moments. Action recognition refers to the act of classifying the desired action/activity…

Computer Vision and Pattern Recognition · Computer Science 2018-09-14 Ankit Shah , Harini Kesavamoorthy , Poorva Rane , Pramati Kalwad , Alexander Hauptmann , Florian Metze

As a fundamental problem in ubiquitous computing and machine learning, sensor-based human activity recognition (HAR) has drawn extensive attention and made great progress in recent years. HAR aims to recognize human activities based on the…

Signal Processing · Electrical Eng. & Systems 2022-03-01 Yimu Wang , Kun Yu , Yan Wang , Hui Xue

Micro-gesture recognition (MGR) is challenging due to subtle inter-class variations. Existing methods rely on category-level supervision, which is insufficient for capturing subtle and localized motion differences. Thus, this paper proposes…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Jinsheng Wei , Zhaodi Xu , Guanming Lu , Haoyu Chen , Jingjie Yan

Recent approaches in depth-based human activity analysis achieved outstanding performance and proved the effectiveness of 3D representation for classification of action classes. Currently available depth-based and RGB+D-based action…

Computer Vision and Pattern Recognition · Computer Science 2016-04-12 Amir Shahroudy , Jun Liu , Tian-Tsong Ng , Gang Wang

We introduce the task of human action anomaly detection (HAAD), which aims to identify anomalous motions in an unsupervised manner given only the pre-determined normal category of training action samples. Compared to prior human-related…

Computer Vision and Pattern Recognition · Computer Science 2024-04-29 Shun Maeda , Chunzhi Gu , Jun Yu , Shogo Tokai , Shangce Gao , Chao Zhang

We revisit the study of a wrist-mounted camera system (referred to as HandCam) for recognizing activities of hands. HandCam has two unique properties as compared to egocentric systems (referred to as HeadCam): (1) it avoids the need to…

Computer Vision and Pattern Recognition · Computer Science 2016-03-23 Cheng-Sheng Chan , Shou-Zhong Chen , Pei-Xuan Xie , Chiung-Chih Chang , Min Sun

With the proliferation of deep generative models, deepfakes are improving in quality and quantity everyday. However, there are subtle authenticity signals in pristine videos, not replicated by SOTA GANs. We contrast the movement in…

Computer Vision and Pattern Recognition · Computer Science 2022-12-29 Umur Aybars Ciftci , Ilke Demir