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Related papers: LaTr: Layout-Aware Transformer for Scene-Text VQA

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We introduce a simple new approach to the problem of understanding documents where non-trivial layout influences the local semantics. To this end, we modify the Transformer encoder architecture in a way that allows it to use layout features…

Computation and Language · Computer Science 2021-10-05 Łukasz Garncarek , Rafał Powalski , Tomasz Stanisławek , Bartosz Topolski , Piotr Halama , Michał Turski , Filip Graliński

A novel scene text recognizer based on Vision-Language Transformer (VLT) is presented. Inspired by Levenshtein Transformer in the area of NLP, the proposed method (named Levenshtein OCR, and LevOCR for short) explores an alternative way for…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Cheng Da , Peng Wang , Cong Yao

We address the challenging problem of Natural Language Comprehension beyond plain-text documents by introducing the TILT neural network architecture which simultaneously learns layout information, visual features, and textual semantics.…

Computation and Language · Computer Science 2021-07-13 Rafał Powalski , Łukasz Borchmann , Dawid Jurkiewicz , Tomasz Dwojak , Michał Pietruszka , Gabriela Pałka

Context-aware STR methods typically use internal autoregressive (AR) language models (LM). Inherent limitations of AR models motivated two-stage methods which employ an external LM. The conditional independence of the external LM on the…

Computer Vision and Pattern Recognition · Computer Science 2022-07-15 Darwin Bautista , Rowel Atienza

Vision-Language (VL) models have gained significant research focus, enabling remarkable advances in multimodal reasoning. These architectures typically comprise a vision encoder, a Large Language Model (LLM), and a projection module that…

Computer Vision and Pattern Recognition · Computer Science 2024-02-09 Roy Ganz , Yair Kittenplon , Aviad Aberdam , Elad Ben Avraham , Oren Nuriel , Shai Mazor , Ron Litman

Since the superiority of Transformer in learning long-term dependency, the sign language Transformer model achieves remarkable progress in Sign Language Recognition (SLR) and Translation (SLT). However, there are several issues with the…

Computer Vision and Pattern Recognition · Computer Science 2021-07-28 Pan Xie , Mengyi Zhao , Xiaohui Hu

Academic documents are packed with texts, equations, tables, and figures, requiring comprehensive understanding for accurate Optical Character Recognition (OCR). While end-to-end OCR methods offer improved accuracy over layout-based…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Yu Sun , Dongzhan Zhou , Chen Lin , Conghui He , Wanli Ouyang , Han-Sen Zhong

Recently, vision-language joint representation learning has proven to be highly effective in various scenarios. In this paper, we specifically adapt vision-language joint learning for scene text detection, a task that intrinsically involves…

Computer Vision and Pattern Recognition · Computer Science 2022-05-02 Sibo Song , Jianqiang Wan , Zhibo Yang , Jun Tang , Wenqing Cheng , Xiang Bai , Cong Yao

TextVQA requires models to read and reason about text in images to answer questions about them. Specifically, models need to incorporate a new modality of text present in the images and reason over it to answer TextVQA questions. In this…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Yixuan Qiao , Hao Chen , Jun Wang , Shanshan Zhao , Yihao Chen , Xianbin Ye , Ziliang Li , Xianbiao Qi , Peng Gao , Guotong Xie

Layout-aware pre-trained models has achieved significant progress on document image question answering. They introduce extra learnable modules into existing language models to capture layout information within document images from text…

Computation and Language · Computer Science 2023-09-08 Wenjin Wang , Yunhao Li , Yixin Ou , Yin Zhang

Multimodal models integrating speech and vision hold significant potential for advancing human-computer interaction, particularly in Speech-Based Visual Question Answering (SBVQA) where spoken questions about images require direct…

Computer Vision and Pattern Recognition · Computer Science 2025-04-03 Bingxin Li

Instruction tuning unlocks the superior capability of Large Language Models (LLM) to interact with humans. Furthermore, recent instruction-following datasets include images as visual inputs, collecting responses for image-based…

Computer Vision and Pattern Recognition · Computer Science 2024-02-06 Yanzhe Zhang , Ruiyi Zhang , Jiuxiang Gu , Yufan Zhou , Nedim Lipka , Diyi Yang , Tong Sun

Visual Question Answering (VQA) is a fundamental task in computer vision and natural language process fields. Although the ``pre-training & finetuning'' learning paradigm significantly improves the VQA performance, the adversarial…

Computer Vision and Pattern Recognition · Computer Science 2024-02-20 Ziyi Yin , Muchao Ye , Tianrong Zhang , Jiaqi Wang , Han Liu , Jinghui Chen , Ting Wang , Fenglong Ma

Text recognition is an inherent integration of vision and language, encompassing the visual texture in stroke patterns and the semantic context among the character sequences. Towards advanced text recognition, there are three key…

Computer Vision and Pattern Recognition · Computer Science 2024-09-19 Humen Zhong , Zhibo Yang , Zhaohai Li , Peng Wang , Jun Tang , Wenqing Cheng , Cong Yao

Video text-based visual question answering (Video TextVQA) task aims to answer questions about videos by leveraging the visual text appearing within the videos. This task poses significant challenges, requiring models to accurately perceive…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Haibin He , Qihuang Zhong , Juhua Liu , Bo Du , Peng Wang , Jing Zhang

Connectionist temporal classification (CTC)-based scene text recognition (STR) methods, e.g., SVTR, are widely employed in OCR applications, mainly due to their simple architecture, which only contains a visual model and a CTC-aligned…

Computer Vision and Pattern Recognition · Computer Science 2025-07-16 Yongkun Du , Zhineng Chen , Hongtao Xie , Caiyan Jia , Yu-Gang Jiang

Scene text recognition (STR) and handwritten text recognition (HTR) face significant challenges in accurately transcribing textual content from images into machine-readable formats. Conventional OCR models often predict transcriptions…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Xu Yao , Lei Kang

Text-rich VQA, namely Visual Question Answering based on text recognition in the images, is a cross-modal task that requires both image comprehension and text recognition. In this work, we focus on investigating the advantages and…

Computer Vision and Pattern Recognition · Computer Science 2023-11-14 Xuejing Liu , Wei Tang , Xinzhe Ni , Jinghui Lu , Rui Zhao , Zechao Li , Fei Tan

Multimodal latent-space reasoning aims to replace explicit thinking with images by performing visual reasoning directly in a compact latent space. However, existing approaches largely rely on visual supervision and produce latent…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Tianrun Xu , Yue Sun , Qixun Wang , Jingyi Lu , Yuan Wang , Tianren Zhang , Longteng Guo , Fengyun Rao , Jing Lyu , Feng Chen , Jing Liu

Scene Text Recognition (STR) is an important and challenging upstream task for building structured information databases, that involves recognizing text within images of natural scenes. Although current state-of-the-art (SOTA) models for…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Xianfu Cheng , Weixiao Zhou , Xiang Li , Jian Yang , Hang Zhang , Tao Sun , Wei Zhang , Yuying Mai , Tongliang Li , Xiaoming Chen , Zhoujun Li