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Representation learning is the foundation of machine reading comprehension and inference. In state-of-the-art models, character-level representations have been broadly adopted to alleviate the problem of effectively representing rare or…

计算与语言 · 计算机科学 2019-06-12 Zhuosheng Zhang , Hai Zhao , Kangwei Ling , Jiangtong Li , Zuchao Li , Shexia He , Guohong Fu

Language Models (LMs) such as BERT, have been shown to perform well on the task of identifying Named Entities (NE) in text. A BERT LM is typically used as a classifier to classify individual tokens in the input text, or to classify spans of…

计算与语言 · 计算机科学 2024-03-04 Edward Whittaker , Ikuo Kitagishi

Revealing the syntactic structure of sentences in Chinese poses significant challenges for word-level parsers due to the absence of clear word boundaries. To facilitate a transition from word-level to character-level Chinese dependency…

计算与语言 · 计算机科学 2024-06-07 Yang Hou , Zhenghua Li

Most of the Chinese pre-trained models adopt characters as basic units for downstream tasks. However, these models ignore the information carried by words and thus lead to the loss of some important semantics. In this paper, we propose a…

计算与语言 · 计算机科学 2022-07-14 Wenbiao Li , Rui Sun , Yunfang Wu

Natural scene text detection is a significant challenge in computer vision, with tremendous potential applications in multilingual, diverse, and complex text scenarios. We propose a multilingual text detection model to address the issues of…

计算机视觉与模式识别 · 计算机科学 2024-01-08 Tao Wang

The glyphic writing system of Chinese incorporates information-rich visual features in each character, such as radicals that provide hints about meaning or pronunciation. However, there has been no investigation into whether contemporary…

计算与语言 · 计算机科学 2025-01-31 Xiaofeng Wu , Karl Stratos , Wei Xu

Mainstream Scene Text Recognition (STR) algorithms are developed based on RGB cameras which are sensitive to challenging factors such as low illumination, motion blur, and cluttered backgrounds. In this paper, we propose to recognize the…

计算机视觉与模式识别 · 计算机科学 2025-02-14 Xiao Wang , Jingtao Jiang , Dong Li , Futian Wang , Lin Zhu , Yaowei Wang , Yongyong Tian , Jin Tang

Character-level Neural Machine Translation (NMT) models have recently achieved impressive results on many language pairs. They mainly do well for Indo-European language pairs, where the languages share the same writing system. However, for…

计算与语言 · 计算机科学 2018-08-28 Nikola I. Nikolov , Yuhuang Hu , Mi Xue Tan , Richard H. R. Hahnloser

The long-standing challenges for offline handwritten Chinese character recognition (HCCR) are twofold: Chinese characters can be very diverse and complicated while similarly looking, and cursive handwriting (due to increased writing speed…

计算机视觉与模式识别 · 计算机科学 2019-10-15 Yao Xiao , Dan Meng , Cewu Lu , Chi-Keung Tang

To automatically correct handwritten assignments, the traditional approach is to use an OCR model to recognize characters and compare them to answers. The OCR model easily gets confused on recognizing handwritten Chinese characters, and the…

计算与语言 · 计算机科学 2022-09-19 Yusen Zhang , Zhongli Li , Qingyu Zhou , Ziyi Liu , Chao Li , Mina Ma , Yunbo Cao , Hongzhi Liu

Faithful text image super-resolution (SR) is challenging because each character has a unique structure and usually exhibits diverse font styles and layouts. While existing methods primarily focus on English text, less attention has been…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Xiaoming Li , Wangmeng Zuo , Chen Change Loy

Chinese word segmentation and part-of-speech tagging are necessary tasks in terms of computational linguistics and application of natural language processing. Many re-searchers still debate the demand for Chinese word segmentation and…

计算与语言 · 计算机科学 2021-12-20 Duc-Vu Nguyen , Linh-Bao Vo , Ngoc-Linh Tran , Kiet Van Nguyen , Ngan Luu-Thuy Nguyen

Pre-trained Language Models (PLMs) have achieved remarkable performance gains across numerous downstream tasks in natural language understanding. Various Chinese PLMs have been successively proposed for learning better Chinese language…

计算与语言 · 计算机科学 2022-09-16 Borun Chen , Hongyin Tang , Jiahao Bu , Kai Zhang , Jingang Wang , Qifan Wang , Hai-Tao Zheng , Wei Wu , Liqian Yu

Recently, the development and progress of Large Language Models (LLMs) have amazed the entire Artificial Intelligence community. Benefiting from their emergent abilities, LLMs have attracted more and more researchers to study their…

计算与语言 · 计算机科学 2024-10-28 Yinghui Li , Haojing Huang , Shirong Ma , Yong Jiang , Yangning Li , Feng Zhou , Hai-Tao Zheng , Qingyu Zhou

Chinese parsing has traditionally been solved by three pipeline systems including word-segmentation, part-of-speech tagging and dependency parsing modules. In this paper, we propose an end-to-end Chinese parsing model based on character…

计算与语言 · 计算机科学 2020-12-09 Yuan Zhang , Zhiyang Teng , Yue Zhang

Recently, language representation techniques have achieved great performances in text classification. However, most existing representation models are specifically designed for English materials, which may fail in Chinese because of the…

计算与语言 · 计算机科学 2022-12-19 Xunzhu Tang , Rujie Zhu , Tiezhu Sun , Shi Wang

Every Scene Text Recognition (STR) task consists of text localization \& text recognition as the prominent sub-tasks. However, in real-world applications with fixed camera positions such as equipment monitor reading, image-based data entry,…

计算机视觉与模式识别 · 计算机科学 2023-02-09 P. N. Deelaka , D. R. Jayakodi , D. Y. Silva

In this paper, we develop a low than character feature embedding called radical embedding, and apply it on LSTM model for sentence segmentation of pre modern Chinese texts. The datasets includes over 150 classical Chinese books from 3…

计算与语言 · 计算机科学 2020-02-20 Xu Han , Hongsu Wang , Sanqian Zhang , Qunchao Fu , Jun S. Liu

Neural Machine Translation (NMT) on logographic source languages struggles when translating `unseen' characters, which never appear in the training data. One possible approach to this problem uses sub-character decomposition for training…

计算与语言 · 计算机科学 2020-11-13 Danielle Saunders , Weston Feely , Bill Byrne

Text detection in natural scene images has applications for autonomous driving, navigation help for elderly and blind people. However, the research on Urdu text detection is usually hindered by lack of data resources. We have developed a…

计算机视觉与模式识别 · 计算机科学 2022-09-29 Hazrat Ali