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Smartphones have enabled effortless capturing and sharing of documents in digital form. The documents, however, often undergo various types of degradation due to aging, stains, or shortcoming of capturing environment such as shadow,…

计算机视觉与模式识别 · 计算机科学 2021-09-08 Soumyadeep Dey , Pratik Jawanpuria

This research paper presents a unique Bengali OCR system with some capabilities. The system excels in reconstructing document layouts while preserving structure, alignment, and images. It incorporates advanced image and signature detection…

计算机视觉与模式识别 · 计算机科学 2024-02-09 AKM Shahariar Azad Rabby , Hasmot Ali , Md. Majedul Islam , Sheikh Abujar , Fuad Rahman

Big data has had a great share in the success of deep learning in computer vision. Recent works suggest that there is significant further potential to increase object detection performance by utilizing even bigger datasets. In this paper,…

计算机视觉与模式识别 · 计算机科学 2019-05-23 Markus Braun , Sebastian Krebs , Fabian Flohr , Dariu M. Gavrila

Logical page segmentation is an important step in document analysis, enabling better semantic representations, information retrieval, and text understanding. Previous approaches define logical segmentation either through text or geometric…

计算机视觉与模式识别 · 计算机科学 2025-03-24 Martin Kostelník , Karel Beneš , Michal Hradiš

Accurate text recognition in low-light environments is essential for intelligent systems in applications ranging from autonomous vehicles to smart surveillance. However, challenges such as poor illumination and noise interference remain…

计算机视觉与模式识别 · 计算机科学 2026-04-28 Xuanshuo Fu , Lei Kang , Ernest Valveny , Dimosthenis Karatzas , Javier Vazquez-Corral

Optical character recognition (OCR) is a process of converting analogue documents into digital using document images. Currently, many commercial and non-commercial OCR systems exist for both handwritten and printed copies for different…

计算机视觉与模式识别 · 计算机科学 2021-05-11 Farisa Benta Safir , Abu Quwsar Ohi , M. F. Mridha , Muhammad Mostafa Monowar , Md. Abdul Hamid

The assessment of the perceptual quality of digital images is becoming increasingly important as a result of the widespread use of digital multimedia devices. Smartphones and high-speed internet are just two examples of technologies that…

计算机视觉与模式识别 · 计算机科学 2023-01-12 Nisar Ahmed , Shahzad Asif

Designing a Business Card Reader (BCR) for mobile devices is a challenge to the researchers because of huge deformation in acquired images, multiplicity in nature of the business cards and most importantly the computational constraints of…

计算机视觉与模式识别 · 计算机科学 2010-03-10 Ayatullah Faruk Mollah , Subhadip Basu , Nibaran Das , Ram Sarkar , Mita Nasipuri , Mahantapas Kundu

We present a new public dataset with a focus on simulating robotic vision tasks in everyday indoor environments using real imagery. The dataset includes 20,000+ RGB-D images and 50,000+ 2D bounding boxes of object instances densely captured…

计算机视觉与模式识别 · 计算机科学 2017-03-07 Phil Ammirato , Patrick Poirson , Eunbyung Park , Jana Kosecka , Alexander C. Berg

Given the central role of charts in scientific, business, and communication contexts, enhancing the chart understanding capabilities of vision-language models (VLMs) has become increasingly critical. A key limitation of existing VLMs lies…

计算机视觉与模式识别 · 计算机科学 2025-10-17 Jiangning Zhu , Yuxing Zhou , Zheng Wang , Juntao Yao , Yima Gu , Yuhui Yuan , Shixia Liu

This paper proposes the SPARK dataset as a new unique space object multi-modal image dataset. Image-based object recognition is an important component of Space Situational Awareness, especially for applications such as on-orbit servicing,…

计算机视觉与模式识别 · 计算机科学 2021-04-15 Mohamed Adel Musallam , Kassem Al Ismaeil , Oyebade Oyedotun , Marcos Damian Perez , Michel Poucet , Djamila Aouada

Vast volumes of printed documents continue to be used for various important as well as trivial applications. Such applications often rely on the information provided in the form of printed text documents whose integrity verification poses a…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Sharad Joshi , Suraj Saxena , Nitin Khanna

Automating the annotation of scanned documents is challenging, requiring a balance between computational efficiency and accuracy. DocParseNet addresses this by combining deep learning and multi-modal learning to process both text and visual…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Ahmad Mohammadshirazi , Ali Nosrati Firoozsalari , Mengxi Zhou , Dheeraj Kulshrestha , Rajiv Ramnath

Recognizing text from natural images is a hot research topic in computer vision due to its various applications. Despite the enduring research of several decades on optical character recognition (OCR), recognizing texts from natural images…

计算机视觉与模式识别 · 计算机科学 2018-03-23 Zhanzhan Cheng , Yangliu Xu , Fan Bai , Yi Niu , Shiliang Pu , Shuigeng Zhou

This paper presents final results of the Out-Of-Vocabulary 2022 (OOV) challenge. The OOV contest introduces an important aspect that is not commonly studied by Optical Character Recognition (OCR) models, namely, the recognition of unseen…

计算机视觉与模式识别 · 计算机科学 2022-09-15 Sergi Garcia-Bordils , Andrés Mafla , Ali Furkan Biten , Oren Nuriel , Aviad Aberdam , Shai Mazor , Ron Litman , Dimosthenis Karatzas

This paper presents a new training dataset for automatic genre identification GINCO, which is based on 1,125 crawled Slovenian web documents that consist of 650 thousand words. Each document was manually annotated for genre with a new…

计算与语言 · 计算机科学 2022-01-12 Taja Kuzman , Peter Rupnik , Nikola Ljubešić

This paper contributes a new large-scale dataset for weakly supervised cross-media retrieval, named Twitter100k. Current datasets, such as Wikipedia, NUS Wide and Flickr30k, have two major limitations. First, these datasets are lacking in…

计算机视觉与模式识别 · 计算机科学 2017-03-21 Yuting Hu , Liang Zheng , Yi Yang , Yongfeng Huang

Drone-based vehicle detection aims at finding the vehicle locations and categories in an aerial image. It empowers smart city traffic management and disaster rescue. Researchers have made mount of efforts in this area and achieved…

计算机视觉与模式识别 · 计算机科学 2021-10-15 Yiming Sun , Bing Cao , Pengfei Zhu , Qinghua Hu

While a great variety of 3D cameras have been introduced in recent years, most publicly available datasets for object recognition and pose estimation focus on one single camera. In this work, we present a dataset of 32 scenes that have been…

机器人学 · 计算机科学 2020-09-30 Till Grenzdörffer , Martin Günther , Joachim Hertzberg

Handwriting recognition remains challenging for some of the most spoken languages, like Bangla, due to the complexity of line and word segmentation brought by the curvilinear nature of writing and lack of quality datasets. This paper solves…

计算机视觉与模式识别 · 计算机科学 2023-09-27 Sheikh Mohammad Jubaer , Nazifa Tabassum , Md. Ataur Rahman , Mohammad Khairul Islam