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We present \textbf{LightOnOCR-2-1B}, a 1B-parameter end-to-end multilingual vision--language model that converts document images (e.g., PDFs) into clean, naturally ordered text without brittle OCR pipelines. Trained on a large-scale,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Said Taghadouini , Adrien Cavaillès , Baptiste Aubertin

Recent advances in Large Multimodal Models (LMMs) have revolutionized their reasoning and Optical Character Recognition (OCR) capabilities. However, their complex logical reasoning performance on text-rich images remains underexplored. To…

Computer Vision and Pattern Recognition · Computer Science 2025-11-27 Maoyuan Ye , Haibin He , Qihuang Zhong , Jing Zhang , Juhua Liu , Bo Du

The digitisation of historical print media archives is crucial for increasing accessibility to contemporary records. However, the process of Optical Character Recognition (OCR) used to convert physical records to digital text is prone to…

Computation and Language · Computer Science 2025-01-23 Jonathan Bourne

Large Language Models (LLMs) have demonstrated remarkable generalization capabilities across diverse tasks and languages. In this study, we focus on natural language understanding in three classical languages -- Sanskrit, Ancient Greek and…

Recognition of ancient Tamil characters has always been a challenge for epigraphers. This is primarily because the language has evolved over the several centuries and the character set over this time has both expanded and diversified. This…

Computer Vision and Pattern Recognition · Computer Science 2019-07-12 Lalitha Giridhar , Aishwarya Dharani and , Velmathi Guruviah

High-quality evaluation benchmarks are pivotal for deploying Large Language Models (LLMs) in Automated Code Review (ACR). However, existing benchmarks suffer from two critical limitations: first, the lack of multi-language support in…

This paper discusses how to successfully digitize large-scale historical micro-data by augmenting optical character recognition (OCR) engines with pre- and post-processing methods. Although OCR software has improved dramatically in recent…

Computer Vision and Pattern Recognition · Computer Science 2023-09-21 Sergio Correia , Stephan Luck

Vision-language pre-trained models (VLMs) such as CLIP have demonstrated remarkable zero-shot generalization, and prompt learning has emerged as an efficient alternative to full fine-tuning. However, existing methods often struggle with…

Computer Vision and Pattern Recognition · Computer Science 2025-07-30 Zhaolong Wang , Tongfeng Sun , Mingzheng Du , Yachao Huang

Pretrained multilingual encoders enable zero-shot cross-lingual transfer, but often produce unreliable models that exhibit high performance variance on the target language. We postulate that this high variance results from zero-shot…

Computation and Language · Computer Science 2022-07-13 Shijie Wu , Benjamin Van Durme , Mark Dredze

The problem of optical character recognition, OCR, has been widely discussed in the literature. Having a hand-written text, the program aims at recognizing the text. Even though there are several approaches to this issue, it is still an…

Computer Vision and Pattern Recognition · Computer Science 2014-11-07 Wei Wang

Recent progress in the few-shot adaptation of Vision-Language Models (VLMs) has further pushed their generalization capabilities, at the expense of just a few labeled samples within the target downstream task. However, this promising,…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Maxime Zanella , Ismail Ben Ayed

Low-rank adaptation (LoRA) and its variants are widely employed in fine-tuning large models, including large language models for natural language processing and diffusion models for computer vision. This paper proposes a generalized…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Xiangyu Chen , Jing Liu , Ye Wang , Pu Perry Wang , Matthew Brand , Guanghui Wang , Toshiaki Koike-Akino

Optical Character Recognition (OCR) is a fundamental task for digitizing information, serving as a critical bridge between visual data and textual understanding. While modern Vision-Language Models (VLM) have achieved high accuracy in this…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Sean Man , Gilad Deutch , Roy Ganz , Roi Ronen , Shahar Tsiper , Shai Mazor , Niv Nayman

Large language models (LLMs) exhibit remarkable capabilities in natural language processing but face catastrophic forgetting when learning new tasks, where adaptation to a new domain leads to a substantial decline in performance on previous…

Computation and Language · Computer Science 2025-03-24 Yuheng Lu , Bingshuo Qian , Caixia Yuan , Huixing Jiang , Xiaojie Wang

Vision-language tasks, such as VQA, SNLI-VE, and VCR are challenging because they require the model's reasoning ability to understand the semantics of the visual world and natural language. Supervised methods working for vision-language…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Zhecan Wang , Rui Sun , Haoxuan You , Noel Codella , Kai-Wei Chang , Shih-Fu Chang

This report explores the latest advances in the field of digital document recognition. With the focus on printed document imagery, we discuss the major developments in optical character recognition (OCR) and document image…

Computer Vision and Pattern Recognition · Computer Science 2014-12-16 Eugene Borovikov

Handwritten Text Recognition (HTR) under limited labeled data remains a challenging problem, particularly for Arabic-script languages. Although modern sequence-based recognizers perform well in high-resource settings, their accuracy…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Sana Al-azzawi , Elisa Barney , Marcus Liwicki

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…

Computation and Language · Computer Science 2024-04-10 Blnd Yaseen , Hossein Hassani

We present Qianfan-OCR, a 4B-parameter end-to-end vision-language model that unifies document parsing, layout analysis, and document understanding within a single architecture. It performs direct image-to-Markdown conversion and supports…

Handwritten character recognition (HCR) remains a challenging pattern recognition problem despite decades of research, and lacks research on script independent recognition techniques. {\color{black}This is mainly because of similar…

Computer Vision and Pattern Recognition · Computer Science 2025-01-03 Vinod Kumar Chauhan , Sukhdeep Singh , Anuj Sharma