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Since the dawn of the computing era, information has been represented digitally so that it can be processed by electronic computers. Paper books and documents were abundant and widely being published at that time; and hence, there was a…

计算与语言 · 计算机科学 2012-04-03 Youssef Bassil , Mohammad Alwani

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

We present TextMonkey, a large multimodal model (LMM) tailored for text-centric tasks. Our approach introduces enhancement across several dimensions: By adopting Shifted Window Attention with zero-initialization, we achieve cross-window…

计算机视觉与模式识别 · 计算机科学 2024-03-18 Yuliang Liu , Biao Yang , Qiang Liu , Zhang Li , Zhiyin Ma , Shuo Zhang , Xiang Bai

Optical Character Recognition (OCR) is the process of extracting digitized text from images of scanned documents. While OCR systems have already matured in many languages, they still have shortcomings in cursive languages with overlapping…

计算机视觉与模式识别 · 计算机科学 2020-09-22 Hussein Osman , Karim Zaghw , Mostafa Hazem , Seifeldin Elsehely

The critique capacity of Large Language Models (LLMs) is essential for reasoning abilities, which can provide necessary suggestions (e.g., detailed analysis and constructive feedback). Therefore, how to evaluate the critique capacity of…

Modern vision-language models (VLMs) can act as generative OCR engines, yet open-ended decoding can expose rare but consequential failures. We identify a core deployment misalignment in generative OCR. Autoregressive decoding favors…

计算机视觉与模式识别 · 计算机科学 2026-04-16 Weile Gong , Yiping Zuo , Zijian Lu , Xin He , Weibei Fan , Lianyong Qi , Shi Jin

Contrary to popular belief, Optical Character Recognition (OCR) remains a challenging problem when text occurs in unconstrained environments, like natural scenes, due to geometrical distortions, complex backgrounds, and diverse fonts. In…

计算机视觉与模式识别 · 计算机科学 2019-06-06 Marcin Namysl , Iuliu Konya

Khmer is a low-resource language characterized by a complex script, presenting significant challenges for optical character recognition (OCR). While document printed text recognition has advanced because of available datasets, performance…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Marry Kong , Rina Buoy , Sovisal Chenda , Nguonly Taing , Masakazu Iwamura , Koichi Kise

Text-in-image editing has become a key capability for visual content creation, yet existing benchmarks remain overwhelmingly English-centric and often conflate visual plausibility with semantic correctness. We introduce MULTITEXTEDIT, a…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Liwei Cheng , Shibo Feng , Lunjie Zhou , Yixuan Guan , Dayan Guan

The rapid advancement of native multi-modal models and omni-models, exemplified by GPT-4o, Gemini, and o3, with their capability to process and generate content across modalities such as text and images, marks a significant milestone in the…

Accurate transcription of handwritten mathematics is crucial for educational AI systems, yet current benchmarks fail to evaluate this capability properly. Most prior studies focus on single-line expressions and rely on lexical metrics such…

计算机与社会 · 计算机科学 2026-05-27 Jin Seong , Wencke Liermann , Minho Kim , Jong-hun Shin , Soojong Lim

The advancement of Chain-of-Thought (CoT) reasoning has significantly enhanced the capabilities of large language models (LLMs) and large vision-language models (LVLMs). However, a rigorous evaluation framework for video CoT reasoning…

计算机视觉与模式识别 · 计算机科学 2025-04-11 Yukun Qi , Yiming Zhao , Yu Zeng , Xikun Bao , Wenxuan Huang , Lin Chen , Zehui Chen , Jie Zhao , Zhongang Qi , Feng Zhao

Document comparison typically relies on optical character recognition (OCR) as its core technology. However, OCR requires the selection of appropriate language models for each document and the performance of multilingual or hybrid models…

计算机视觉与模式识别 · 计算机科学 2024-12-06 Doyoung Park , Naresh Reddy Yarram , Sunjin Kim , Minkyu Kim , Seongho Cho , Taehee Lee

While recent advancements in Image Super-Resolution (SR) using diffusion models have shown promise in improving overall image quality, their application to scene text images has revealed limitations. These models often struggle with…

计算机视觉与模式识别 · 计算机科学 2025-05-30 Keren Ye , Ignacio Garcia Dorado , Michalis Raptis , Mauricio Delbracio , Irene Zhu , Peyman Milanfar , Hossein Talebi

Large language models (LLMs) such as GPT-5 and Gemini 3 have pushed the frontier of automated reasoning and code generation. Yet current benchmarks emphasize accuracy and output quality, neglecting a critical dimension: efficiency of token…

计算与语言 · 计算机科学 2026-02-25 Zheng Du , Hao Kang , Song Han , Tushar Krishna , Ligeng Zhu

We introduce OBI-Bench, a holistic benchmark crafted to systematically evaluate large multi-modal models (LMMs) on whole-process oracle bone inscriptions (OBI) processing tasks demanding expert-level domain knowledge and deliberate…

计算机视觉与模式识别 · 计算机科学 2025-02-12 Zijian Chen , Tingzhu Chen , Wenjun Zhang , Guangtao Zhai

Vision-language models (VLMs) have demonstrated impressive generalization across multimodal tasks, yet most evaluation benchmarks remain Western-centric, leaving open questions about their performance in culturally diverse and multilingual…

计算机视觉与模式识别 · 计算机科学 2025-11-10 Ali Faraz , Akash , Shaharukh Khan , Raja Kolla , Akshat Patidar , Suranjan Goswami , Abhinav Ravi , Chandra Khatri , Shubham Agarwal

End-to-end text-image machine translation (TIMT), which directly translates textual content in images across languages, is crucial for real-world multilingual scene understanding. Despite advances in vision-language large models (VLLMs),…

计算机视觉与模式识别 · 计算机科学 2026-03-26 Gengluo Li , Chengquan Zhang , Yupu Liang , Huawen Shen , Yaping Zhang , Pengyuan Lyu , Weinong Wang , Xingyu Wan , Gangyan Zeng , Han Hu , Can Ma , Yu Zhou

Enhancing the ability of large language models (LLMs) to follow complex instructions is critical for their deployment in real-world applications. However, existing evaluation methods often oversimplify instruction complexity as a mere…

This paper proposes a new method, OFA-OCR, to transfer multimodal pretrained models to text recognition. Specifically, we recast text recognition as image captioning and directly transfer a unified vision-language pretrained model to the…

计算机视觉与模式识别 · 计算机科学 2022-12-20 Junyang Lin , Xuancheng Ren , Yichang Zhang , Gao Liu , Peng Wang , An Yang , Chang Zhou