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Linear attentions have shown potential for improving Transformer efficiency, reducing attention's quadratic complexity to linear in sequence length. This holds exciting promise for (1) training linear Transformers from scratch, (2)…

机器学习 · 计算机科学 2024-02-08 Michael Zhang , Kush Bhatia , Hermann Kumbong , Christopher Ré

In-context reinforcement learning (ICRL) studies agents that, after pretraining, adapt to new tasks by conditioning on additional context without parameter updates. Existing theoretical analyses of ICRL largely rely on linear attention,…

机器学习 · 计算机科学 2026-05-19 Zixuan Xie , Xinyu Liu , Claire Chen , Shuze Daniel Liu , Rohan Chandra , Shangtong Zhang

Offline Handwritten Mathematical Expression Recognition (HMER) has been dramatically advanced recently by employing tree decoders as part of the encoder-decoder method. Despite the tree decoder-based methods regard the expressions as a tree…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Zihao Lin , Jinrong Li , Fan Yang , Shuangping Huang , Xu Yang , Jianmin Lin , Ming Yang

Driven by deep learning and the large volume of data, scene text recognition has evolved rapidly in recent years. Formerly, RNN-attention based methods have dominated this field, but suffer from the problem of \textit{attention drift} in…

计算机视觉与模式识别 · 计算机科学 2020-01-03 Zhaoyi Wan , Minghang He , Haoran Chen , Xiang Bai , Cong Yao

Handwritten Text Recognition remains challenging due to the limited data, high writing style variance, and scripts with complex diacritics. Existing approaches, though partially address these issues, often struggle to generalize without…

计算机视觉与模式识别 · 计算机科学 2025-12-05 Pham Thach Thanh Truc , Dang Hoai Nam , Huynh Tong Dang Khoa , Vo Nguyen Le Duy

Text normalization is an important enabling technology for several NLP tasks. Recently, neural-network-based approaches have outperformed well-established models in this task. However, in languages other than English, there has been little…

计算与语言 · 计算机科学 2018-09-06 Daniel Watson , Nasser Zalmout , Nizar Habash

Just like its remarkable achievements in many computer vision tasks, the convolutional neural networks (CNN) provide an end-to-end solution in handwritten Chinese character recognition (HCCR) with great success. However, the process of…

计算机视觉与模式识别 · 计算机科学 2018-11-16 Zhiyuan Li , Min Jin , Qi Wu , Huaxiang Lu

The paper discusses an approach to decipher large collections of handwritten index cards of historical dictionaries. Our study provides a working solution that reads the cards, and links their lemmas to a searchable list of dictionary…

计算与语言 · 计算机科学 2023-03-30 Jan Idziak , Artjoms Šeļa , Michał Woźniak , Albert Leśniak , Joanna Byszuk , Maciej Eder

Recent advancements in handwritten text recognition (HTR) have enabled the effective conversion of handwritten text to digital formats. However, achieving robust recognition across diverse writing styles remains challenging. Traditional HTR…

计算机视觉与模式识别 · 计算机科学 2025-05-28 Wenhao Gu , Li Gu , Ching Yee Suen , Yang Wang

Handwritten Text Recognition (HTR) in free-layout pages is a challenging image understanding task that can provide a relevant boost to the digitization of handwritten documents and reuse of their content. The task becomes even more…

计算机视觉与模式识别 · 计算机科学 2022-08-18 Silvia Cascianelli , Marcella Cornia , Lorenzo Baraldi , Rita Cucchiara

The attention mechanism is an important reason for the success of transformers. It relies on computing pairwise relations between tokens. To reduce the high computational cost of standard quadratic attention, linear attention has been…

人工智能 · 计算机科学 2026-02-13 Hanno Ackermann , Hong Cai , Mohsen Ghafoorian , Amirhossein Habibian

Despite the notable progress made in action recognition tasks, not much work has been done in action recognition specifically for human-robot interaction. In this paper, we deeply explore the characteristics of the action recognition task…

计算机视觉与模式识别 · 计算机科学 2020-07-03 Ziyang Song , Ziyi Yin , Zejian Yuan , Chong Zhang , Wanchao Chi , Yonggen Ling , Shenghao Zhang

Neural sequence-to-sequence networks with attention have achieved remarkable performance for machine translation. One of the reasons for their effectiveness is their ability to capture relevant source-side contextual information at each…

计算与语言 · 计算机科学 2018-10-02 Lesly Miculicich Werlen , Nikolaos Pappas , Dhananjay Ram , Andrei Popescu-Belis

Deep learning based methods have been dominating the text recognition tasks in different and multilingual scenarios. The offline handwritten Chinese text recognition (HCTR) is one of the most challenging tasks because it involves thousands…

计算机视觉与模式识别 · 计算机科学 2020-06-30 Brian Liu , Xianchao Xu , Yu Zhang

The task of writer verification is to provide a likelihood score for whether the queried and known handwritten image samples belong to the same writer or not. Such a task calls for the neural network to make it's outcome interpretable, i.e.…

计算机视觉与模式识别 · 计算机科学 2021-05-06 Mohammad Abuzar Shaikh , Tiehang Duan , Mihir Chauhan , Sargur Srihari

In this paper we propose an approach to lexicon-free recognition of text in scene images. Our approach relies on a LSTM-based soft visual attention model learned from convolutional features. A set of feature vectors are derived from an…

计算机视觉与模式识别 · 计算机科学 2017-06-07 Suman K. Ghosh , Ernest Valveny , Andrew D. Bagdanov

In recent years, attention-based scene text recognition methods have been very popular and attracted the interest of many researchers. Attention-based methods can adaptively focus attention on a small area or even single point during…

计算机视觉与模式识别 · 计算机科学 2022-09-07 Lei Chen , Haibo Qin , Shi-Xue Zhang , Chun Yang , Xucheng Yin

The encoder-decoder network is widely used to learn deep feature representations from pixel-wise annotations in biomedical image analysis. Under this structure, the performance profoundly relies on the effectiveness of feature extraction…

图像与视频处理 · 电气工程与系统科学 2021-01-12 Weinan Song , Yuan Liang , Jiawei Yang , Kun Wang , Lei He

Deep neural networks are largely used for complex prediction tasks. There is plenty of empirical evidence of their successful end-to-end training for a diversity of tasks. Success is often measured based solely on the final performance of…

计算机视觉与模式识别 · 计算机科学 2024-06-12 Sergio Y. Hayashi , Nina S. T. Hirata

Self-supervised learning has recently emerged as a strong alternative in document analysis. These approaches are now capable of learning high-quality image representations and overcoming the limitations of supervised methods, which require…

计算机视觉与模式识别 · 计算机科学 2024-04-30 Marwa Dhiaf , Mohamed Ali Souibgui , Kai Wang , Yuyang Liu , Yousri Kessentini , Alicia Fornés , Ahmed Cheikh Rouhou