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We introduce a new dataset for offline Handwritten Text Recognition (HTR) from images of Bangla scripts comprising words, lines, and document-level annotations. The BN-HTRd dataset is based on the BBC Bangla News corpus, meant to act as…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Md. Ataur Rahman , Nazifa Tabassum , Mitu Paul , Riya Pal , Mohammad Khairul Islam

The document layout analysis (DLA) aims to decompose document images into high-level semantic areas (i.e., figures, tables, texts, and background). Creating a DLA framework with strong generalization capabilities is a challenge due to…

Computer Vision and Pattern Recognition · Computer Science 2024-07-24 Xingjiao Wu , Luwei Xiao , Xiangcheng Du , Yingbin Zheng , Xin Li , Tianlong Ma , Cheng Jin , Liang He

While document layout analysis for Latin scripts has advanced significantly, driven by the advent of large multimodal models (LMMs), progress for the Khmer language remains constrained because of the scarcity of annotated training data.…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Marry Kong , Rina Buoy , Sovisal Chenda , Nguonly Taing , Masakazu Iwamura , Koichi Kise

Determining the readability of a text is the first step to its simplification. In this paper, we present a readability analysis tool capable of analyzing text written in the Bengali language to provide in-depth information on its…

Computation and Language · Computer Science 2020-12-15 Susmoy Chakraborty , Mir Tafseer Nayeem , Wasi Uddin Ahmad

Handwritten Digit Recognition (HDR) is one of the most challenging tasks in the domain of Optical Character Recognition (OCR). Irrespective of language, there are some inherent challenges of HDR, which mostly arise due to the variations in…

Computer Vision and Pattern Recognition · Computer Science 2024-10-28 A. B. M. Ashikur Rahman , Md. Bakhtiar Hasan , Sabbir Ahmed , Tasnim Ahmed , Md. Hamjajul Ashmafee , Mohammad Ridwan Kabir , Md. Hasanul Kabir

Bengali is an underrepresented language in NLP research. However, it remains a challenge due to its unique linguistic structure and computational constraints. In this work, we systematically investigate the challenges that hinder Bengali…

Computation and Language · Computer Science 2025-08-01 Shimanto Bhowmik , Tawsif Tashwar Dipto , Md Sazzad Islam , Sheryl Hsu , Tahsin Reasat

Research in Natural Language Processing (NLP) has increasingly become important due to applications such as text classification, text mining, sentiment analysis, POS tagging, named entity recognition, textual entailment, and many others.…

Artificial Intelligence · Computer Science 2022-10-21 Istiak Ahmad , Fahad AlQurashi , Rashid Mehmood

In this research paper, we introduce a novel approach designed for the purpose of segmenting the layout of Bangla documents. Our methodology involves the utilization of a sophisticated ensemble of YOLOv8 models, which were trained for the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-30 U Mong Sain Chak , Md. Asib Rahman

Document categorization is a technique where the category of a document is determined. In this paper three well-known supervised learning techniques which are Support Vector Machine(SVM), Na\"ive Bayes(NB) and Stochastic Gradient…

Computation and Language · Computer Science 2017-01-31 Md. Saiful Islam , Fazla Elahi Md Jubayer , Syed Ikhtiar Ahmed

Robust Document Layout Analysis (DLA) is critical for the automated processing and understanding of historical documents with complex page organizations. This paper benchmarks five state-of-the-art object detection architectures on three…

Computer Vision and Pattern Recognition · Computer Science 2025-06-26 Sergio Torres Aguilar

Recent advances in Deep Learning and Computer Vision have been successfully leveraged to serve marginalized communities in various contexts. One such area is Sign Language - a primary means of communication for the deaf community. However,…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Haz Sameen Shahgir , Khondker Salman Sayeed , Md Toki Tahmid , Tanjeem Azwad Zaman , Md. Zarif Ul Alam

Digitization of newspapers is of interest for many reasons including preservation of history, accessibility and search ability, etc. While digitization of documents such as scientific articles and magazines is prevalent in literature, one…

Computer Vision and Pattern Recognition · Computer Science 2022-02-04 Wenzhen Zhu , Negin Sokhandan , Guang Yang , Sujitha Martin , Suchitra Sathyanarayana

Binarization of document images is an important pre-processing step in the field of document analysis. Traditional image binarization techniques usually rely on histograms or local statistics to identify a valid threshold to differentiate…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Richin Sukesh , Mathias Seuret , Anguelos Nicolaou , Martin Mayr , Vincent Christlein

Document layout analysis (DLA) is crucial for understanding the physical layout and logical structure of documents, serving information retrieval, document summarization, knowledge extraction, etc. However, previous studies have typically…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Jiawei Wang , Kai Hu , Qiang Huo

People commonly communicate in English, Arabic, and Bengali spoken languages through various mediums. However, deaf and hard-of-hearing individuals primarily use body language and sign language to express their needs and achieve…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Md Hadiuzzaman , Mohammed Sowket Ali , Tamanna Sultana , Abdur Raj Shafi , Abu Saleh Musa Miah , Jungpil Shin

Conventional document layout analysis (DLA) traditionally depends on empirical priors or a fixed set of learnable queries executed in a single forward pass. While sufficient for early-generation documents with a small, predetermined number…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Yufan Chen , Omar Moured , Ruiping Liu , Junwei Zheng , Kunyu Peng , Jiaming Zhang , Rainer Stiefelhagen

With the increasing adoption of Large Language Models (LLMs) and Vision-Language Models (VLMs), rich document analysis technologies for applications like Retrieval-Augmented Generation (RAG) and visual RAG are gaining significant attention.…

Artificial Intelligence · Computer Science 2026-02-16 Nobuhiro Ueda , Yuyang Dong , Krisztián Boros , Daiki Ito , Takuya Sera , Masafumi Oyamada

Text line segmentation is one of the key steps in historical document understanding. It is challenging due to the variety of fonts, contents, writing styles and the quality of documents that have degraded through the years. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2022-10-24 Mélodie Boillet , Christopher Kermorvant , Thierry Paquet

When reading a document, glancing at the spatial layout of a document is an initial step to understand it roughly. Traditional document layout analysis (DLA) methods, however, offer only a superficial parsing of documents, focusing on basic…

Computer Vision and Pattern Recognition · Computer Science 2025-02-05 Yufan Chen , Ruiping Liu , Junwei Zheng , Di Wen , Kunyu Peng , Jiaming Zhang , Rainer Stiefelhagen

Document parsing has garnered widespread attention as vision-language models (VLMs) advance OCR capabilities. However, the field remains fragmented across dozens of specialized models with varying strengths, forcing users to navigate…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Hao Feng , Wei Shi , Ke Zhang , Xiang Fei , Lei Liao , Dingkang Yang , Yongkun Du , Xuecheng Wu , Jingqun Tang , Yang Liu , Hong Chen , Can Huang