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In this paper I have proposed a method to find the major pixel intensity inside the text and thresholding an image accordingly to make it easier to be used for optical character recognition (OCR) models. In our method, instead of editing…

计算机视觉与模式识别 · 计算机科学 2022-02-10 Rohan Lal Kshetry

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

Images greatly help in understanding, interpreting and visualizing data. Adding textual description to images is the first and foremost principle of web accessibility. Visually impaired users using screen readers will use these textual…

计算机视觉与模式识别 · 计算机科学 2018-12-31 Abhijit Balaji , Thuvaarakkesh Ramanathan , Venkateshwarlu Sonathi

This paper describes the COCO-Text dataset. In recent years large-scale datasets like SUN and Imagenet drove the advancement of scene understanding and object recognition. The goal of COCO-Text is to advance state-of-the-art in text…

计算机视觉与模式识别 · 计算机科学 2016-06-21 Andreas Veit , Tomas Matera , Lukas Neumann , Jiri Matas , Serge Belongie

While recent advancements in Image Super-Resolution (SR) using diffusion models have shown promise in improving overall image quality, their application to scene text images has revealed limitations. These models often struggle with…

计算机视觉与模式识别 · 计算机科学 2025-05-30 Keren Ye , Ignacio Garcia Dorado , Michalis Raptis , Mauricio Delbracio , Irene Zhu , Peyman Milanfar , Hossein Talebi

Text recognition is a long-standing research problem for document digitalization. Existing approaches are usually built based on CNN for image understanding and RNN for char-level text generation. In addition, another language model is…

计算与语言 · 计算机科学 2022-09-07 Minghao Li , Tengchao Lv , Jingye Chen , Lei Cui , Yijuan Lu , Dinei Florencio , Cha Zhang , Zhoujun Li , Furu Wei

Signage is everywhere and a robot should be able to take advantage of signs to help it localize (including Visual Place Recognition (VPR)) and map. Robust text detection & recognition in the wild is challenging due to such factors as pose,…

计算机视觉与模式识别 · 计算机科学 2022-05-20 Zobeir Raisi , John Zelek

This is to present a text image classifier device that identifies textual content in images and then categorizes each image into one of four predefined categories, including Invoice, Form, Letter, or Report. The device supports a gallery…

计算机视觉与模式识别 · 计算机科学 2025-12-15 Aya Kaysan Bahjat

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

In this paper, we present an Optical Character Recognition (OCR) system specifically designed for the accurate recognition and digitization of Greek polytonic texts. By leveraging the combined strengths of convolutional layers for feature…

计算机视觉与模式识别 · 计算机科学 2025-06-27 Perifanos Konstantinos , Goutsos Dionisis

Scene text recognition (STR) and handwritten text recognition (HTR) face significant challenges in accurately transcribing textual content from images into machine-readable formats. Conventional OCR models often predict transcriptions…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Xu Yao , Lei Kang

Optical Character Recognition (OCR) technology is widely used to extract text from images of documents, facilitating efficient digitization and data retrieval. However, merely extracting text is insufficient when dealing with complex…

A Text Finder, an android application that utilizes Optical Character Recognition (OCR) technology with the help of Google Cloud Vision API to extract text from images taken with the device camera or from existing images in the users phone.…

计算机与社会 · 计算机科学 2024-09-01 Milind Godase , Chandrani Singh , Kunal Dhongadi

Optical character recognition (OCR) is a widely used pattern recognition application in numerous domains. There are several feature-rich, general-purpose OCR solutions available for consumers, which can provide moderate to excellent…

计算机视觉与模式识别 · 计算机科学 2021-05-18 Ayantha Randika , Nilanjan Ray , Xiao Xiao , Allegra Latimer

Optical Character Recognition (OCR) systems have been widely used in various applications for extracting semantic information from images. To give the user more control over their privacy, an on-device solution is needed. The current…

计算机视觉与模式识别 · 计算机科学 2022-01-03 Rachit S Munjal , Arun D Prabhu , Nikhil Arora , Sukumar Moharana , Gopi Ramena

Lensless cameras are characterized by several advantages (e.g., miniaturization, ease of manufacture, and low cost) as compared with conventional cameras. However, they have not been extensively employed due to their poor image clarity and…

计算机视觉与模式识别 · 计算机科学 2022-10-11 Yinger Zhang , Zhouyi Wu , Peiying Lin , Yuting Wu , Lusong Wei , Zhengjie Huang , Jiangtao Huangfu

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

Rosetta is a science platform for resource-intensive, interactive data analysis which runs user tasks as software containers. It is built on top of a novel architecture based on framing user tasks as microservices - independent and…

天体物理仪器与方法 · 物理学 2022-09-07 Stefano Alberto Russo , Sara Bertocco , Claudio Gheller , Giuliano Taffoni

"Text can appear anywhere". This property requires us to carefully process all the pixels in an image in order to accurately localize all text instances. In particular, for the more difficult task of localizing small text regions, many…

计算机视觉与模式识别 · 计算机科学 2019-07-30 Elad Richardson , Yaniv Azar , Or Avioz , Niv Geron , Tomer Ronen , Zach Avraham , Stav Shapiro

Visually impaired people could benefit from Visual Question Answering (VQA) systems to interpret text in their surroundings. However, current models often struggle with recognizing text in the photos taken by this population. Through…