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Despite considerable progress in handwritten text recognition, paragraph-level handwritten text recognition, especially in low-resource languages, such as Hindi, Urdu and similar scripts, remains a challenging problem. These languages,…

计算机视觉与模式识别 · 计算机科学 2025-12-02 Sayantan Dey , Alireza Alaei , Partha Pratim Roy

Optical Character Recognition (OCR) has many real world applications. The existing methods normally detect where the characters are, and then recognize the character for each detected location. Thus the accuracy of characters recognition is…

计算机视觉与模式识别 · 计算机科学 2020-12-04 Baohua Sun , Michael Lin , Hao Sha , Lin Yang

The recent advancements in Transformer-based Language Models have demonstrated significant potential in enhancing the multilingual capabilities of these models. The remarkable progress made in this domain not only applies to natural…

软件工程 · 计算机科学 2023-08-28 Jonathan Katzy , Maliheh Izadi , Arie van Deursen

This paper introduces an open-source benchmark for evaluating Vision-Language Models (VLMs) on Optical Character Recognition (OCR) tasks in dynamic video environments. We present a curated dataset containing 1,477 manually annotated frames…

计算机视觉与模式识别 · 计算机科学 2025-02-11 Sankalp Nagaonkar , Augustya Sharma , Ashish Choithani , Ashutosh Trivedi

Variable names are critical for conveying intended program behavior. Machine learning-based program analysis methods use variable name representations for a wide range of tasks, such as suggesting new variable names and bug detection.…

软件工程 · 计算机科学 2021-12-07 Qibin Chen , Jeremy Lacomis , Edward J. Schwartz , Graham Neubig , Bogdan Vasilescu , Claire Le Goues

We implemented a high-performance optical character recognition model for classical handwritten documents using data augmentation with highly variable cropping within the document region. Optical character recognition in handwritten…

计算机视觉与模式识别 · 计算机科学 2024-12-17 Joonmo Ahna , Taehong Jang , Quan Fengnyu , Hyungil Lee , Jaehyuk Lee , Sojung Lucia Kim

Optical character recognition (OCR) systems performance have improved significantly in the deep learning era. This is especially true for handwritten text recognition (HTR), where each author has a unique style, unlike printed text, where…

计算机视觉与模式识别 · 计算机科学 2020-03-25 Sharon Fogel , Hadar Averbuch-Elor , Sarel Cohen , Shai Mazor , Roee Litman

Optical Character Recognition (OCR) has been a topic of interest for many years. It is defined as the process of digitizing a document image into its constituent characters. Despite decades of intense research, developing OCR with…

计算机视觉与模式识别 · 计算机科学 2017-10-17 Noman Islam , Zeeshan Islam , Nazia Noor

A methodology based upon recurrence quantification analysis is proposed for the study of orthographic structure of written texts. Five different orthographic data sets (20th century Italian poems, 20th century American poems, contemporary…

cmp-lg · 计算机科学 2012-08-27 F. Orsucci , K. Walter , A. Giuliani , C. L. Webber, , J. P. Zbilut

Chinese Spell Checking (CSC) task aims to detect and correct Chinese spelling errors. Recently, related researches focus on introducing character similarity from confusion set to enhance the CSC models, ignoring the context of characters…

计算与语言 · 计算机科学 2023-03-02 Ding Zhang , Yinghui Li , Qingyu Zhou , Shirong Ma , Yangning Li , Yunbo Cao , Hai-Tao Zheng

We propose a novel cost aggregation network, called Cost Aggregation Transformers (CATs), to find dense correspondences between semantically similar images with additional challenges posed by large intra-class appearance and geometric…

计算机视觉与模式识别 · 计算机科学 2021-12-16 Seokju Cho , Sunghwan Hong , Sangryul Jeon , Yunsung Lee , Kwanghoon Sohn , Seungryong Kim

Chinese characters have a complex and hierarchical graphical structure carrying both semantic and phonetic information. We use this structure to enhance the text model and obtain better results in standard NLP operations. First of all, to…

计算与语言 · 计算机科学 2014-05-22 Yannis Haralambous

A set of features independent of character stroke direction and order variations is proposed for online handwritten character recognition. A method is developed that maps features like co-ordinates of points, orientations of strokes at…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Anand Sharma , A. G. Ramakrishnan

Recognition of ancient Tamil characters has always been a challenge for epigraphers. This is primarily because the language has evolved over the several centuries and the character set over this time has both expanded and diversified. This…

计算机视觉与模式识别 · 计算机科学 2019-07-12 Lalitha Giridhar , Aishwarya Dharani and , Velmathi Guruviah

Purpose. Handwriting is one of the most frequently occurring patterns in everyday life and with it come challenging applications such as handwriting recognition (HWR), writer identification, and signature verification. In contrast to…

机器学习 · 计算机科学 2024-10-08 Felix Ott , David Rügamer , Lucas Heublein , Tim Hamann , Jens Barth , Bernd Bischl , Christopher Mutschler

Entity extraction is fundamental to many text mining tasks such as organisation name recognition. A popular approach to entity extraction is based on matching sub-string candidates in a document against a dictionary of entities. To handle…

数据库 · 计算机科学 2017-02-14 Zeyi Wen , Dong Deng , Rui Zhang , Kotagiri Ramamohanarao

Since the dawn of the computing era, information has been represented digitally so that it can be processed by electronic computers. Paper books and documents were abundant and widely being published at that time; and hence, there was a…

计算与语言 · 计算机科学 2012-04-03 Youssef Bassil , Mohammad Alwani

The digitisation of historical print media archives is crucial for increasing accessibility to contemporary records. However, the process of Optical Character Recognition (OCR) used to convert physical records to digital text is prone to…

计算与语言 · 计算机科学 2025-01-23 Jonathan Bourne

Similarity measures are a vital tool for understanding how language models represent and process language. Standard representational similarity measures such as cosine similarity and Euclidean distance have been successfully used in static…

计算与语言 · 计算机科学 2021-09-10 William Timkey , Marten van Schijndel

Many studies on (Offline) Handwritten Text Recognition (HTR) systems have focused on building state-of-the-art models for line recognition on small corpora. However, adding HTR capability to a large scale multilingual OCR system poses new…

计算机视觉与模式识别 · 计算机科学 2019-06-18 R. Reeve Ingle , Yasuhisa Fujii , Thomas Deselaers , Jonathan Baccash , Ashok C. Popat