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Related papers: Sign language segmentation with temporal convoluti…

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We leverage unsupervised learning of depth, egomotion, and camera intrinsics to improve the performance of single-image semantic segmentation, by enforcing 3D-geometric and temporal consistency of segmentation masks across video frames. The…

Computer Vision and Pattern Recognition · Computer Science 2020-05-22 Ankita Pasad , Ariel Gordon , Tsung-Yi Lin , Anelia Angelova

Sign language is a visual language that encompasses all linguistic features of natural languages and serves as the primary communication method for the deaf and hard-of-hearing communities. Although many studies have successfully adapted…

Computer Vision and Pattern Recognition · Computer Science 2025-07-30 Ronglai Zuo , Rolandos Alexandros Potamias , Evangelos Ververas , Jiankang Deng , Stefanos Zafeiriou

In this dissertation, I present my work towards exploring temporal information for better video understanding. Specifically, I have worked on two problems: action recognition and semantic segmentation. For action recognition, I have…

Computer Vision and Pattern Recognition · Computer Science 2019-05-28 Yi Zhu

Spatially dense self-supervised learning is a rapidly growing problem domain with promising applications for unsupervised segmentation and pretraining for dense downstream tasks. Despite the abundance of temporal data in the form of videos,…

Computer Vision and Pattern Recognition · Computer Science 2023-08-24 Mohammadreza Salehi , Efstratios Gavves , Cees G. M. Snoek , Yuki M. Asano

In sign language, the conveyance of human body trajectories predominantly relies upon the coordinated movements of hands and facial expressions across successive frames. Despite the recent advancements of sign language understanding…

Computer Vision and Pattern Recognition · Computer Science 2024-04-18 Lianyu Hu , Wei Feng , Liqing Gao , Zekang Liu , Liang Wan

Referring Video Object Segmentation (RefVOS) seeks to segment target objects in videos guided by natural language descriptions, demanding both temporal reasoning and fine-grained visual comprehension. Existing sampling strategies for…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 Ming Dai , Sen Yang , Boqiang Duan , Wankou Yang , Jingdong Wang

This paper presents a novel method to involve both spatial and temporal features for semantic video segmentation. Current work on convolutional neural networks(CNNs) has shown that CNNs provide advanced spatial features supporting a very…

Computer Vision and Pattern Recognition · Computer Science 2016-09-05 Mohsen Fayyaz , Mohammad Hajizadeh Saffar , Mohammad Sabokrou , Mahmood Fathy , Reinhard Klette , Fay Huang

Despite recent successes with neural models for sign language translation (SLT), translation quality still lags behind spoken languages because of the data scarcity and modality gap between sign video and text. To address both problems, we…

Computation and Language · Computer Science 2023-05-04 Biao Zhang , Mathias Müller , Rico Sennrich

Deep convolutional networks have achieved great success for visual recognition in still images. However, for action recognition in videos, the advantage over traditional methods is not so evident. This paper aims to discover the principles…

Computer Vision and Pattern Recognition · Computer Science 2016-08-03 Limin Wang , Yuanjun Xiong , Zhe Wang , Yu Qiao , Dahua Lin , Xiaoou Tang , Luc Van Gool

Motivated by the previous success of Two-Dimensional Convolutional Neural Network (2D CNN) on image recognition, researchers endeavor to leverage it to characterize videos. However, one limitation of applying 2D CNN to analyze videos is…

Computer Vision and Pattern Recognition · Computer Science 2020-07-16 Junwu Weng , Donghao Luo , Yabiao Wang , Ying Tai , Chengjie Wang , Jilin Li , Feiyue Huang , Xudong Jiang , Junsong Yuan

As the main means of communication for deaf people, sign language has a special grammatical order, so it is meaningful and valuable to develop a real-time translation system for sign language. In the research process, we added a TSM module…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Shengzhuo Wei , Yan Lan

The objective of this work is the effective extraction of spatial and dynamic features for Continuous Sign Language Recognition (CSLR). To accomplish this, we utilise a two-pathway SlowFast network, where each pathway operates at distinct…

Computer Vision and Pattern Recognition · Computer Science 2023-09-22 Junseok Ahn , Youngjoon Jang , Joon Son Chung

Point-level weakly-supervised temporal sentiment localization (P-WTSL) aims to detect sentiment-relevant segments in untrimmed multimodal videos using timestamp sentiment annotations, which greatly reduces the costly frame-level labeling.…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Cailing Han , Zhangbin Li , Jinxing Zhou , Wei Qian , Jingjing Hu , Yanghao Zhou , Zhangling Duan , Dan Guo

This study investigates the performance of 3D Convolutional Neural Networks (3D CNNs) and Long Short-Term Memory (LSTM) networks for real-time American Sign Language (ASL) recognition. Though 3D CNNs are good at spatiotemporal feature…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Madhumati Pol , Anvay Anturkar , Anushka Khot , Ayush Andure , Aniruddha Ghosh , Anvit Magadum , Anvay Bahadur

Autoregressive large vision--language models (LVLMs) interface video and language by projecting video features into the LLM's embedding space as continuous visual token embeddings. However, it remains unclear where temporal evidence is…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Yiming Zhang , Zhuokai Zhao , Chengzhang Yu , Kun Wang , Zhendong Chu , Qiankun Li , Zihan Chen , Yang Liu , Zenghui Ding , Yining Sun , Qingsong Wen

Sign Language helps people with Speaking and Hearing Disabilities communicate with others efficiently. Sign Language identification is a challenging area in the field of computer vision and recent developments have been able to achieve near…

Computer Vision and Pattern Recognition · Computer Science 2021-01-21 Yugam Bajaj , Puru Malhotra

Sign language, which conveys meaning through gestures, is the chief means of communication among deaf people. Recognizing sign language in natural settings presents significant challenges due to factors such as lighting, background clutter,…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Bowen Shi

We propose a lightweight real-time sign language detection model, as we identify the need for such a case in videoconferencing. We extract optical flow features based on human pose estimation and, using a linear classifier, show these…

Computer Vision and Pattern Recognition · Computer Science 2020-09-15 Amit Moryossef , Ioannis Tsochantaridis , Roee Aharoni , Sarah Ebling , Srini Narayanan

Historically, sign language machine translation has been posed as a sentence-level task: datasets consisting of continuous narratives are chopped up and presented to the model as isolated clips. In this work, we explore the limitations of…

Computation and Language · Computer Science 2024-06-18 Garrett Tanzer , Maximus Shengelia , Ken Harrenstien , David Uthus

In recent years, deep learning techniques have been used to develop sign language recognition systems, potentially serving as a communication tool for millions of hearing-impaired individuals worldwide. However, there are inherent…

Computer Vision and Pattern Recognition · Computer Science 2024-08-15 Alvaro Leandro Cavalcante Carneiro , Denis Henrique Pinheiro Salvadeo , Lucas de Brito Silva