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Related papers: Real-time Indian Sign Language (ISL) Recognition

200 papers

Human body pose estimation and hand detection are two important tasks for systems that perform computer vision-based sign language recognition(SLR). However, both tasks are challenging, especially when the input is color videos, with no…

Computer Vision and Pattern Recognition · Computer Science 2016-04-21 Srujana Gattupalli , Amir Ghaderi , Vassilis Athitsos

Hand gesture recognition is an important aspect of human-computer interaction. It forms the basis of sign language for the visually impaired people. This work proposes a novel hand gesture recognizing system for the differently-abled…

Artificial Intelligence · Computer Science 2026-01-14 Subham Sharma , Sharmila Subudhi

Over the years, hand gesture recognition has been mostly addressed considering hand trajectories in isolation. However, in most sign languages, hand gestures are defined on a particular context (body region). We propose a pipeline to…

Computer Vision and Pattern Recognition · Computer Science 2016-07-22 Marc Martínez-Camarena , Jose Oramas , Mario Montagud-Climent , Tinne Tuytelaars

In this paper, a novel approach to sign language recognition based on state tying in each of data streams is presented. In this framework, it is assumed that hand gesture signal is represented in terms of six synchronous data streams, i.e.,…

Other Computer Science · Computer Science 2024-07-17 Jiyong Ma , Wen Gao , Chunli Wang

Automatic Sign Language Recognition (ASLR) has emerged as a vital field for bridging the gap between deaf and hearing communities. However, the problem of sign-to-sign retrieval or detecting a specific sign within a sequence of continuous…

Computer Vision and Pattern Recognition · Computer Science 2025-12-10 Samuel Ebimobowei Johnny , Blessed Guda , Emmanuel Enejo Aaron , Assane Gueye

Vision-based sign language recognition aims at helping deaf people to communicate with others. However, most existing sign language datasets are limited to a small number of words. Due to the limited vocabulary size, models learned from…

Computer Vision and Pattern Recognition · Computer Science 2020-01-22 Dongxu Li , Cristian Rodriguez Opazo , Xin Yu , Hongdong Li

Automated hand gesture recognition has been a focus of the AI community for decades. Traditionally, work in this domain revolved largely around scenarios assuming the availability of the flow of images of the user hands. This has partly…

Machine Learning · Computer Science 2023-05-15 Ying Liu , Liucheng Guo , Valeri A. Makarov , Yuxiang Huang , Alexander Gorban , Evgeny Mirkes , Ivan Y. Tyukin

Sign language is the only medium of communication for the hearing impaired and the deaf and dumb community. Communication with the general mass is thus always a challenge for this minority group. Especially in Bangla sign language (BdSL),…

Computer Vision and Pattern Recognition · Computer Science 2021-07-27 Thasin Abedin , Khondokar S. S. Prottoy , Ayana Moshruba , Safayat Bin Hakim

Sign languages serve as essential communication systems for individuals with hearing and speech impairments. However, digital linguistic dataset resources for underrepresented sign languages, such as Nepali Sign Language (NSL), remain…

Computer Vision and Pattern Recognition · Computer Science 2025-10-14 Birat Poudel , Satyam Ghimire , Sijan Bhattarai , Saurav Bhandari , Suramya Sharma Dahal

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

Sign language recognition (SLR) is a challenging problem, involving complex manual features, i.e., hand gestures, and fine-grained non-manual features (NMFs), i.e., facial expression, mouth shapes, etc. Although manual features are…

Computer Vision and Pattern Recognition · Computer Science 2021-08-17 Hezhen Hu , Wengang Zhou , Junfu Pu , Houqiang Li

This study explores integrating sign language into virtual reality (VR) by examining the comprehensibility and user experience of viewing American Sign Language (ASL) videos captured with body-mounted 360-degree cameras. Ten participants…

Human-Computer Interaction · Computer Science 2026-02-27 Gauri Umesh Rajmane , Ziming Li , Tae Oh , Roshan Peiris

Sign language is a visual language expressed through hand movements and non-manual markers. Non-manual markers include facial expressions and head movements. These expressions vary across different nations. Therefore, specialized analysis…

Computer Vision and Pattern Recognition · Computer Science 2025-06-25 Yui Tatsumi , Shoko Tanaka , Shunsuke Akamatsu , Takahiro Shindo , Hiroshi Watanabe

Signed languages are visual languages produced by the movement of the hands, face, and body. In this paper, we evaluate representations based on skeleton poses, as these are explainable, person-independent, privacy-preserving,…

Sign language is the fundamental communication method among people who suffer from speech and hearing defects. The rest of the world doesn't have a clear idea of sign language. "Sign Language Communicator" (SLC) is designed to solve the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-21 Matheesha Fernando , Janaka Wijayanayake

In this research, we present our findings to recognize American Sign Language from series of hand gestures. While most researches in literature focus only on static handshapes, our work target dynamic hand gestures. Since dynamic signs…

Computer Vision and Pattern Recognition · Computer Science 2022-05-26 Nguyen Huu Phong , Bernardete Ribeiro

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

In this paper, we present an efficient method to incrementally learn to classify static hand gestures. This method allows users to teach a robot to recognize new symbols in an incremental manner. Contrary to other works which use special…

Robotics · Computer Science 2023-04-14 Xavier Cucurull , Anaís Garrell

Hand gesture serves as a crucial role during the expression of sign language. Current deep learning based methods for sign language understanding (SLU) are prone to over-fitting due to insufficient sign data resource and suffer limited…

Computer Vision and Pattern Recognition · Computer Science 2023-05-09 Hezhen Hu , Weichao Zhao , Wengang Zhou , Houqiang Li

The complexity of Sign Language (SL) data processing brings many challenges. The current approach to recognition of SL signs aims to translate RGB sign language videos through pose information into Word-based ID Glosses, which serve to…

Computer Vision and Pattern Recognition · Computer Science 2026-04-20 Sen Fang , Yalin Feng , Chunyu Sui , Hongbin Zhong , Yanxin Zhang , Hongwei Yi , Hezhen Hu , Dimitris N. Metaxas