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This research compares PDF parsing and Optical Character Recognition (OCR) methods for extracting Nepali content from PDFs. PDF parsing offers fast and accurate extraction but faces challenges with non-Unicode Nepali fonts. OCR,…

信息检索 · 计算机科学 2026-02-19 Prabin Paudel , Supriya Khadka , Ranju G. C. , Rahul Shah , Basanta Joshi

Designing Optical Character Recognition (OCR) systems for India requires balancing linguistic diversity, document heterogeneity, and deployment constraints. In this paper, we study two training strategies for building multilingual OCR…

计算机视觉与模式识别 · 计算机科学 2026-02-19 Ali Faraz , Raja Kolla , Ashish Kulkarni , Shubham Agarwal

Kurdish libraries have many historical publications that were printed back in the early days when printing devices were brought to Kurdistan. Having a good Optical Character Recognition (OCR) to help process these publications and…

计算与语言 · 计算机科学 2024-04-10 Blnd Yaseen , Hossein Hassani

Some historical and more recent printed documents have been scanned or stored at very low resolutions, such as 60 dpi. Though such scans are relatively easy for humans to read, they still present significant challenges for optical character…

计算机视觉与模式识别 · 计算机科学 2021-05-11 Julian D. Gilbey , Carola-Bibiane Schönlieb

Spelling errors are introduced in text either during typing, or when the user does not know the correct phoneme or grapheme. If a language contains complex words like sandhi where two or more morphemes join based on some rules, spell…

计算与语言 · 计算机科学 2016-11-28 A N Akshatha , Chandana G Upadhyaya , Rajashekara S Murthy

This paper presents a printed Bengali and English text OCR system developed by us using a single hidden BLSTM-CTC architecture having 128 units. Here, we did not use any peephole connection and dropout in the BLSTM, which helped us in…

计算机视觉与模式识别 · 计算机科学 2019-08-26 Debabrata Paul , Bidyut Baran Chaudhuri

The task of automatically identifying a language used in a given text is called Language Identification (LI). India is a multilingual country and many Indians especially youths are comfortable with Hindi and English, in addition to their…

计算与语言 · 计算机科学 2022-11-21 H. L. Shashirekha , F. Balouchzahi , M. D. Anusha , G. Sidorov

This paper presents a comparative analysis of Large Language Models (LLMs) and traditional Optical Character Recognition (OCR) systems on Urdu newspapers, addressing challenges posed by complex multi-column layouts, low-resolution scans,…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Samee Arif , Sualeha Farid

A large number of publications are available for the Optical Character Recognition (OCR). Significant researches, as well as articles are present for the Latin, Chinese and Japanese scripts. Arabic script is also one of mature script from…

计算机视觉与模式识别 · 计算机科学 2014-12-16 Dil Nawaz Hakro , A. Z. Talib , Zeeshan Bhatti , G. N. Moja

Large language models recall knowledge reliably in English but often fail on the same query posed in a lower-resourced language -- a crosslingual consistency gap that remains underexplored for Indian languages and their code-mixed…

计算与语言 · 计算机科学 2026-05-29 Debajyoti Mazumder , Divyansh Pathak , Prashant Kodali , Aditya Joshi , Akshay Agarwal , Jasabanta Patro

Despite the existence of numerous Optical Character Recognition (OCR) tools, the lack of comprehensive open-source systems hampers the progress of document digitization in various low-resource languages, including Bengali. Low-resource…

Most low-resource languages do not have the necessary resources to create even a substantial monolingual corpus. These languages may often be found in government proceedings but mainly in Portable Document Format (PDF) that contains legacy…

计算与语言 · 计算机科学 2022-12-19 Charangan Vasantharajan , Laksika Tharmalingam , Uthayasanker Thayasivam

Large Language Models (LLMs) consistently under perform in low-resource linguistic contexts such as Konkani. This performance deficit stems from acute training data scarcity compounded by high script diversity across Devanagari, Romi and…

计算与语言 · 计算机科学 2026-03-26 Reuben Chagas Fernandes , Gaurang S. Patkar

OCR algorithms have received a significant improvement in performance recently, mainly due to the increase in the capabilities of artificial intelligence algorithms. However, this advancement is not evenly distributed over all languages.…

计算机视觉与模式识别 · 计算机科学 2020-05-15 Atique Ur Rehman , Sibt Ul Hussain

Given the ubiquity of handwritten documents in human transactions, Optical Character Recognition (OCR) of documents have invaluable practical worth. Optical character recognition is a science that enables to translate various types of…

计算机视觉与模式识别 · 计算机科学 2020-01-03 Jamshed Memon , Maira Sami , Rizwan Ahmed Khan

Segmentation of a text-document into lines, words and characters, which is considered to be the crucial pre-processing stage in Optical Character Recognition (OCR) is traditionally carried out on uncompressed documents, although most of the…

计算机视觉与模式识别 · 计算机科学 2014-04-01 Mohammed Javed , P. Nagabhushan , B. B. Chaudhuri

Conventional optical character recognition (OCR) techniques segmented each character and then recognized. This made them prone to error in character segmentation, and devoid of context to exploit language models. Advances in sequence to…

计算机视觉与模式识别 · 计算机科学 2025-09-01 Shashank Vempati , Nishit Anand , Gaurav Talebailkar , Arpan Garai , Chetan Arora

Recognition of text on word or line images, without the need for sub-word segmentation has become the mainstream of research and development of text recognition for Indian languages. Modelling unsegmented sequences using Connectionist…

计算机视觉与模式识别 · 计算机科学 2024-12-19 Minesh Mathew , Ajoy Mondal , CV Jawahar

This technical report presents the 600K-KS-OCR Dataset, a large-scale synthetic corpus comprising approximately 602,000 word-level segmented images designed for training and evaluating optical character recognition systems targeting…

计算机视觉与模式识别 · 计算机科学 2026-01-06 Haq Nawaz Malik

Telugu is a Dravidian language spoken by more than 80 million people worldwide. The optical character recognition (OCR) of the Telugu script has wide ranging applications including education, health-care, administration etc. The beautiful…

计算机视觉与模式识别 · 计算机科学 2018-12-27 Chandra Prakash Konkimalla , Manikanta Srikar Yellapragada , Trishal Gayam , Souraj Mandal , Sumohana S. Channappayya