English
Related papers

Related papers: Attention Guidance Mechanism for Handwritten Mathe…

200 papers

Handwritten document recognition (HDR) is one of the most challenging tasks in the field of computer vision, due to the various writing styles and complex layouts inherent in handwritten texts. Traditionally, this problem has been…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Mohammed Hamdan , Abderrahmane Rahiche , Mohamed Cheriet

This work proposes an attention-based sequence-to-sequence model for handwritten word recognition and explores transfer learning for data-efficient training of HTR systems. To overcome training data scarcity, this work leverages models…

Computer Vision and Pattern Recognition · Computer Science 2022-09-13 Dmitrijs Kass , Ekta Vats

Micro-expression recognition (MER) presents a significant challenge due to the transient and subtle nature of the motion changes involved. In recent years, deep learning methods based on attention mechanisms have made some breakthroughs in…

Computer Vision and Pattern Recognition · Computer Science 2025-01-07 Lijun Zhang , Yifan Zhang , Weicheng Tang , Xinzhi Sun , Xiaomeng Wang , Zhanshan Li

Multimodal Emotion Recognition (MER) aims to automatically identify and understand human emotional states by integrating information from various modalities. However, the scarcity of annotated multimodal data significantly hinders the…

Human-Computer Interaction · Computer Science 2024-09-11 Zhixian Zhao , Haifeng Chen , Xi Li , Dongmei Jiang , Lei Xie

In this paper, we propose a novel stroke constrained attention network (SCAN) which treats stroke as the basic unit for encoder-decoder based online handwritten mathematical expression recognition (HMER). Unlike previous methods which use…

Computer Vision and Pattern Recognition · Computer Science 2020-02-21 Jiaming Wang , Jun Du , Jianshu Zhang

Encoder-decoder models have made great progress on handwritten mathematical expression recognition recently. However, it is still a challenge for existing methods to assign attention to image features accurately. Moreover, those…

Computer Vision and Pattern Recognition · Computer Science 2021-05-18 Wenqi Zhao , Liangcai Gao , Zuoyu Yan , Shuai Peng , Lin Du , Ziyin Zhang

In this paper, we study semi-supervised Handwritten Mathematical Expression Recognition (HMER) via exploring both labeled data and extra unlabeled data. We propose a novel consistency regularization framework, termed SemiHMER, which…

Computer Vision and Pattern Recognition · Computer Science 2025-02-21 Kehua Chen , Haoyang Shen

Handwritten Mathematical Expression Recognition (HMER) has extensive applications in automated grading and office automation. However, existing sequence-based decoding methods, which directly predict $\LaTeX$ sequences, struggle to…

Computer Vision and Pattern Recognition · Computer Science 2024-12-12 Jianhua Zhu , Wenqi Zhao , Yu Li , Xingjian Hu , Liangcai Gao

Automatically assessing handwritten mathematical solutions is an important problem in educational technology with practical applications, but it remains a significant challenge due to the diverse formats, unstructured layouts, and symbolic…

Computation and Language · Computer Science 2025-10-28 Thu Phuong Nguyen , Duc M. Nguyen , Hyotaek Jeon , Hyunwook Lee , Hyunmin Song , Sungahn Ko , Taehwan Kim

The attention mechanism is the computational core of modern Transformer architectures, but its quadratic complexity in the input sequence length is the bottleneck for large-scale inference. This has motivated a rapidly growing body of work…

Pre-trained language models (PLM) have demonstrated their effectiveness for a broad range of information retrieval and natural language processing tasks. As the core part of PLM, multi-head self-attention is appealing for its ability to…

Computation and Language · Computer Science 2022-04-07 Shanshan Wang , Zhumin Chen , Zhaochun Ren , Huasheng Liang , Qiang Yan , Pengjie Ren

One of the crucial challenges taken in document analysis is mathematical expression recognition. Unlike text recognition which only focuses on one-dimensional structure images, mathematical expression recognition is a much more complicated…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Anh Duy Le , Van Linh Pham , Vinh Loi Ly , Nam Quan Nguyen , Huu Thang Nguyen , Tuan Anh Tran

The task of recognising Handwritten Mathematical Expressions (HMER) is crucial in the fields of digital education and scholarly research. However, it is difficult to accurately determine the length and complex spatial relationships among…

Computer Vision and Pattern Recognition · Computer Science 2023-06-30 Aniket Pal , Krishna Pratap Singh

The task in referring expression comprehension is to localise the object instance in an image described by a referring expression phrased in natural language. As a language-to-vision matching task, the key to this problem is to learn a…

Computer Vision and Pattern Recognition · Computer Science 2018-12-13 Peng Wang , Qi Wu , Jiewei Cao , Chunhua Shen , Lianli Gao , Anton van den Hengel

Offline handwritten mathematical expression recognition is a challenging task, because handwritten mathematical expressions mainly have two problems in the process of recognition. On one hand, it is how to correctly recognize different…

Computer Vision and Pattern Recognition · Computer Science 2020-05-29 Guangcun Shan , Hongyu Wang , Wei Liang

Efficient inference on GPUs using large language models remains challenging due to memory bandwidth limitations, particularly during data transfers between High Bandwidth Memory (HBM) and SRAM in attention computations. Approximate…

Machine Learning · Computer Science 2025-06-06 Nirav Koley , Prajwal Singhania , Abhinav Bhatele

In convolutional neural network based medical image segmentation, the periphery of foreground regions representing malignant tissues may be disproportionately assigned as belonging to the background class of healthy tissues…

Computer Vision and Pattern Recognition · Computer Science 2020-08-10 Mou-Cheng Xu , Neil P. Oxtoby , Daniel C. Alexander , Joseph Jacob

Recurrent sequence generators conditioned on input data through an attention mechanism have recently shown very good performance on a range of tasks in- cluding machine translation, handwriting synthesis and image caption gen- eration. We…

Computation and Language · Computer Science 2015-06-25 Jan Chorowski , Dzmitry Bahdanau , Dmitriy Serdyuk , Kyunghyun Cho , Yoshua Bengio

The handwritten text recognition problem is widely studied by the researchers of computer vision community due to its scope of improvement and applicability to daily lives, It is a sub-domain of pattern recognition. Due to advancement of…

Computer Vision and Pattern Recognition · Computer Science 2022-09-13 Lalita Kumari , Sukhdeep Singh , VVS Rathore , Anuj Sharma

Fingerspelling in sign language has been the means of communicating technical terms and proper nouns when they do not have dedicated sign language gestures. Automatic recognition of fingerspelling can help resolve communication barriers…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Kamala Gajurel , Cuncong Zhong , Guanghui Wang