Results 21 to 30 of about 142,857 (263)

Cascade Network with Deformable Composite Backbone for Formula Detection in Scanned Document Images

open access: yesApplied Sciences, 2021
This paper presents a novel architecture for detecting mathematical formulas in document images, which is an important step for reliable information extraction in several domains. Recently, Cascade Mask R-CNN networks have been introduced to solve object
Khurram Azeem Hashmi   +4 more
doaj   +1 more source

Improved Degraded Document Image Binarization Using Median Filter for Background Estimation

open access: yesElektronika ir Elektrotechnika, 2018
In this paper, we propose a new binarization method suitable for images having a variety of sizes and degradation levels. It is mainly based on the idea of estimating a document background surface by new smoothing approach through a median filter and ...
Mehdi Khitas   +2 more
doaj   +1 more source

Graph Neural Networks Using Local Descriptions in Attributed Graphs: An Application to Symbol Recognition and Hand Written Character Recognition

open access: yesIEEE Access, 2021
Graph-based methods have been widely used by the document image analysis and recognition community, as the different objects and the content in document images is best represented by this powerful structural representation. Designing of novel computation
Nadeem Iqbal Kajla   +3 more
doaj   +1 more source

Adaptive Layout Analysis of Document Images [PDF]

open access: yes, 2002
Layout analysis is the process of extracting a hierarchical structure describing the layout of a page. In the document processing system WISDOM++ the layout analysis is performed in two steps: firstly, the global analysis determines possible areas containing paragraphs, sections, columns, figures and tables, and secondly, the local analysis groups ...
MALERBA D.   +2 more
openaire   +1 more source

Comparative Semantic Document Layout Analysis for Enhanced Document Image Retrieval

open access: yesIEEE Access
Tons of handwritten document images, either historical or continuously reproduced in everyday life, are information-rich, awaiting extensive advanced technological attention from academic and industrial communities.
Emad Sami Jaha
doaj   +1 more source

Document Analysis And Classification Based On Passing Window [PDF]

open access: yesJournal of Advances in Computer Engineering and Technology, 2020
In this paper we present Document analysis and classification system to segment and classify contents of Arabic document images. This system includes preprocessing, document segmentation, feature extraction and document classification.
ZAHER BAMASOOD
doaj  

Towards a unified framework for identity documents analysis and recognition

open access: yesКомпьютерная оптика, 2022
Identity documents recognition is far beyond classical optical character recognition problems. Automated ID document recognition systems are tasked not only with the extraction of editable and transferable data but with performing identity validation and
K.B. Bulatov   +3 more
doaj   +1 more source

Deep learning for terahertz image denoising in nondestructive historical document analysis

open access: yesScientific Reports, 2022
Historical documents contain essential information about the past, including places, people, or events. Many of these valuable cultural artifacts cannot be further examined due to aging or external influences, as they are too fragile to be opened or ...
Balaka Dutta   +11 more
doaj   +1 more source

An innovative document image binarization approach driven by the non-local p-Laplacian

open access: yesEURASIP Journal on Advances in Signal Processing, 2022
Text image binarization is fairly a tedious task and a significant problem in document image analysis. This process, as a necessary pretreatment for noisy images with stains, non-uniform background, or degraded text characters, can successfully improve ...
Fatim Zahra Ait Bella   +3 more
doaj   +1 more source

FPGA-based point processing for denoising of the show-through effect in scanned document images

open access: yesJournal of King Saud University: Computer and Information Sciences, 2023
Document Image Binarization is one of the image enhancement techniques and has potential applications in the field of Document Image Analysis and Recognition (DIAR).
Habibunnisha Nazeer, Nedumaran Damodaran
doaj   +1 more source

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