English
Related papers

Related papers: Isolated Sign Language Recognition based on Tree S…

200 papers

Continuous sign language recognition (SLR) aims to translate a signing sequence into a sentence. It is very challenging as sign language is rich in vocabulary, while many among them contain similar gestures and motions. Moreover, it is…

Computer Vision and Pattern Recognition · Computer Science 2019-08-06 Zhaoyang Yang , Zhenmei Shi , Xiaoyong Shen , Yu-Wing Tai

This paper examines two aspects of the isolated sign language recognition (ISLR) task. First, although a certain number of datasets is available, the data for individual sign languages is limited. It poses the challenge of cross-language…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Ilya Ovodov , Petr Surovtsev , Karina Kvanchiani , Alexander Kapitanov , Alexander Nagaev

Sign Language Recognition (SLR) has garnered significant attention from researchers in recent years, particularly the intricate domain of Continuous Sign Language Recognition (CSLR), which presents heightened complexity compared to Isolated…

Computer Vision and Pattern Recognition · Computer Science 2024-02-23 Razieh Rastgoo , Kourosh Kiani , Sergio Escalera

Self-supervised learning has demonstrated remarkable capability in representation learning for skeleton-based action recognition. Existing methods mainly focus on applying global data augmentation to generate different views of the skeleton…

Computer Vision and Pattern Recognition · Computer Science 2023-10-13 Yujie Zhou , Haodong Duan , Anyi Rao , Bing Su , Jiaqi Wang

Skeleton data is of low dimension. However, there is a trend of using very deep and complicated feedforward neural networks to model the skeleton sequence without considering the complexity in recent year. In this paper, a simple yet…

Computer Vision and Pattern Recognition · Computer Science 2021-11-09 Pengfei Zhang , Cuiling Lan , Wenjun Zeng , Junliang Xing , Jianru Xue , Nanning Zheng

Skeleton-based Human Activity Recognition has achieved great interest in recent years as skeleton data has demonstrated being robust to illumination changes, body scales, dynamic camera views, and complex background. In particular,…

Computer Vision and Pattern Recognition · Computer Science 2021-06-23 Chiara Plizzari , Marco Cannici , Matteo Matteucci

Pre-training has been proven to be effective in boosting the performance of Isolated Sign Language Recognition (ISLR). Existing pre-training methods solely focus on the compact pose data, which eliminates background perturbation but…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Kepeng Wu , Zecheng Li , Hezhen Hu , Wengang Zhou , Houqiang Li

Many technologies for human-computer interaction have been designed for hearing individuals and depend upon vocalized speech, precluding users of American Sign Language (ASL) in the Deaf community from benefiting from these advancements.…

Sign language recognition using computational models is a challenging problem that requires simultaneous spatio-temporal modeling of the multiple sources, i.e. faces, hands, body, etc. In this paper, we propose an isolated sign language…

Computer Vision and Pattern Recognition · Computer Science 2022-02-21 Ozge Mercanoglu Sincan , Hacer Yalim Keles

Semantic Image Interpretation (SII) is the task of extracting structured semantic descriptions from images. It is widely agreed that the combined use of visual data and background knowledge is of great importance for SII. Recently,…

Artificial Intelligence · Computer Science 2017-05-26 Ivan Donadello , Luciano Serafini , Artur d'Avila Garcez

Hand gesture-based Sign Language Recognition (SLR) serves as a crucial communication bridge between deaf and non-deaf individuals. While Graph Convolutional Networks (GCNs) are common, they are limited by their reliance on fixed skeletal…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Koki Hirooka , Abu Saleh Musa Miah , Tatsuya Murakami , Md. Al Mehedi Hasan , Yong Seok Hwang , Jungpil Shin

Sign language serves as a non-vocal means of communication, transmitting information and significance through gestures, facial expressions, and bodily movements. The majority of current approaches for sign language recognition (SLR) and…

Computer Vision and Pattern Recognition · Computer Science 2024-05-10 Mo Guan , Yan Wang , Guangkun Ma , Jiarui Liu , Mingzu Sun

The performances of Sign Language Recognition (SLR) systems have improved considerably in recent years. However, several open challenges still need to be solved to allow SLR to be useful in practice. The research in the field is in its…

Computer Vision and Pattern Recognition · Computer Science 2021-05-12 Ozge Mercanoglu Sincan , Julio C. S. Jacques Junior , Sergio Escalera , Hacer Yalim Keles

Sign Language Recognition (SLR) is a challenging research area in computer vision. To tackle the annotation bottleneck in SLR, we formulate the problem of Zero-Shot Sign Language Recognition (ZS-SLR) and propose a two-stream model from two…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Razieh Rastgoo , Kourosh Kiani , Sergio Escalera

People with vocal and hearing disabilities use sign language to express themselves using visual gestures and signs. Although sign language is a solution for communication difficulties faced by deaf people, there are still problems as most…

Computer Vision and Pattern Recognition · Computer Science 2023-05-01 Mallikharjuna Rao K , Harleen Kaur , Sanjam Kaur Bedi , M A Lekhana

Sign languages are visual languages which convey information by signers' handshape, facial expression, body movement, and so forth. Due to the inherent restriction of combinations of these visual ingredients, there exist a significant…

Computer Vision and Pattern Recognition · Computer Science 2023-03-22 Ronglai Zuo , Fangyun Wei , Brian Mak

Continuous sign language recognition (CSLR) aims to transcribe untrimmed videos into glosses, which are typically textual words. Recent studies indicate that the lack of large datasets and precise annotations has become a bottleneck for…

Computer Vision and Pattern Recognition · Computer Science 2025-08-01 Dejie Yang , Zhu Xu , Xinjie Gao , Yang Liu

In this paper, we present our solution to the Cross-View Isolated Sign Language Recognition (CV-ISLR) challenge held at WWW 2025. CV-ISLR addresses a critical issue in traditional Isolated Sign Language Recognition (ISLR), where existing…

Computer Vision and Pattern Recognition · Computer Science 2025-02-05 Fei Wang , Kun Li , Yiqi Nie , Zhangling Duan , Peng Zou , Zhiliang Wu , Yuwei Wang , Yanyan Wei

Automatic Sign Language (SL) recognition is an important task in the computer vision community. To build a robust SL recognition system, we need a considerable amount of data which is lacking particularly in Indian sign language (ISL). In…

Computer Vision and Pattern Recognition · Computer Science 2024-09-30 Suvajit Patra , Arkadip Maitra , Megha Tiwari , K. Kumaran , Swathy Prabhu , Swami Punyeshwarananda , Soumitra Samanta

Continuous sign language recognition (CSLR) requires precise spatio-temporal modeling to accurately recognize sequences of gestures in videos. Existing frameworks often rely on CNN-based spatial backbones combined with temporal convolution…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Ahmed Abul Hasanaath , Hamzah Luqman