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Irregular scene text, which has complex layout in 2D space, is challenging to most previous scene text recognizers. Recently, some irregular scene text recognizers either rectify the irregular text to regular text image with approximate 1D…

Computer Vision and Pattern Recognition · Computer Science 2019-06-14 Pengyuan Lyu , Zhicheng Yang , Xinhang Leng , Xiaojun Wu , Ruiyu Li , Xiaoyong Shen

In this paper, we propose a novel integrated framework for learning both text detection and recognition. For most of the existing methods, detection and recognition are treated as two isolated tasks and trained separately, since parameters…

Computer Vision and Pattern Recognition · Computer Science 2018-11-22 Wanchen Sui , Qing Zhang , Jun Yang , Wei Chu

The rapid advancements of generative AI have fueled the potential of generative text image editing, meanwhile escalating the threat of misinformation spreading. However, existing forensics methods struggle to detect unseen forgery types…

Computer Vision and Pattern Recognition · Computer Science 2025-01-07 Chenfan Qu , Yiwu Zhong , Fengjun Guo , Lianwen Jin

Data-to-text generation is challenging due to the great variety of the input data in terms of domains (e.g., finance vs sports) or schemata (e.g., diverse predicates). Recent end-to-end neural methods thus require substantial training…

Computation and Language · Computer Science 2023-05-24 Jiannan Xiang , Zhengzhong Liu , Yucheng Zhou , Eric P. Xing , Zhiting Hu

Most TextVQA approaches focus on the integration of objects, scene texts and question words by a simple transformer encoder. But this fails to capture the semantic relations between different modalities. The paper proposes a Scene Graph…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Feiqi Cao , Siwen Luo , Felipe Nunez , Zean Wen , Josiah Poon , Caren Han

Large language models (LLMs) have shown great promise in machine translation, but they still struggle with contextually dependent terms, such as new or domain-specific words. This leads to inconsistencies and errors that are difficult to…

Computation and Language · Computer Science 2024-10-29 Meiqi Chen , Fandong Meng , Yingxue Zhang , Yan Zhang , Jie Zhou

Diffusion models have demonstrated impressive performance in text-to-image generation. They utilize a text encoder and cross-attention blocks to infuse textual information into images at a pixel level. However, their capability to generate…

Computer Vision and Pattern Recognition · Computer Science 2023-06-06 Luping Liu , Zijian Zhang , Yi Ren , Rongjie Huang , Xiang Yin , Zhou Zhao

Text line detection is crucial for any application associated with Automatic Text Recognition or Keyword Spotting. Modern algorithms perform good on well-established datasets since they either comprise clean data or simple/homogeneous page…

Computer Vision and Pattern Recognition · Computer Science 2017-12-12 Tobias Grüning , Roger Labahn , Markus Diem , Florian Kleber , Stefan Fiel

In this paper, we introduce the Recognize Anything Plus Model (RAM++), an open-set image tagging model effectively leveraging multi-grained text supervision. Previous approaches (e.g., CLIP) primarily utilize global text supervision paired…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Xinyu Huang , Yi-Jie Huang , Youcai Zhang , Weiwei Tian , Rui Feng , Yuejie Zhang , Yanchun Xie , Yaqian Li , Lei Zhang

Transformer has recently gained considerable popularity in low-level vision tasks, including image super-resolution (SR). These networks utilize self-attention along different dimensions, spatial or channel, and achieve impressive…

Computer Vision and Pattern Recognition · Computer Science 2023-08-14 Zheng Chen , Yulun Zhang , Jinjin Gu , Linghe Kong , Xiaokang Yang , Fisher Yu

Analyzing and finding anomalies in multi-dimensional datasets is a cumbersome but vital task across different domains. In the context of financial fraud detection, analysts must quickly identify suspicious activity among transactional data.…

Machine Learning · Computer Science 2024-10-29 Beatriz Feliciano , Rita Costa , Jean Alves , Javier Liébana , Diogo Duarte , Pedro Bizarro

Given a query patch from a novel class, one-shot object detection aims to detect all instances of that class in a target image through the semantic similarity comparison. However, due to the extremely limited guidance in the novel class as…

Computer Vision and Pattern Recognition · Computer Science 2021-05-03 Weidong Lin , Yuyan Deng , Yang Gao , Ning Wang , Jinghao Zhou , Lingqiao Liu , Lei Zhang , Peng Wang

Object detectors have shown outstanding performance on various public datasets. However, annotating a new dataset for a new task is usually unavoidable in real, since 1) a single existing dataset usually does not contain all object…

Computer Vision and Pattern Recognition · Computer Science 2024-08-30 Yiran Xu , Haoxiang Zhong , Kai Wu , Jialin Li , Yong Liu , Chengjie Wang , Shu-Tao Xia , Hongen Liao

Document intelligence as a relatively new research topic supports many business applications. Its main task is to automatically read, understand, and analyze documents. However, due to the diversity of formats (invoices, reports, forms,…

Computer Vision and Pattern Recognition · Computer Science 2022-10-25 Zhenrong Zhang , Jiefeng Ma , Jun Du , Licheng Wang , Jianshu Zhang

Scene text detection and recognition has received increasing research attention. Existing methods can be roughly categorized into two groups: character-based and segmentation-based. These methods either are costly for character annotation…

Computer Vision and Pattern Recognition · Computer Science 2020-02-26 Yuliang Liu , Hao Chen , Chunhua Shen , Tong He , Lianwen Jin , Liangwei Wang

Reading text from images remains challenging due to multi-orientation, perspective distortion and especially the curved nature of irregular text. Most of existing approaches attempt to solve the problem in two or multiple stages, which is…

Computer Vision and Pattern Recognition · Computer Science 2018-12-27 Yipeng Sun , Chengquan Zhang , Zuming Huang , Jiaming Liu , Junyu Han , Errui Ding

Video text-based visual question answering (Video TextVQA) aims to answer questions by explicitly reading and reasoning about the text involved in a video. Most works in this field follow a frame-level framework which suffers from redundant…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Yan Zhang , Gangyan Zeng , Daiqing Wu , Huawen Shen , Binbin Li , Yu Zhou , Can Ma , Xiaojun Bi

Document images are a ubiquitous source of data where the text is organized in a complex hierarchical structure ranging from fine granularity (e.g., words), medium granularity (e.g., regions such as paragraphs or figures), to coarse…

Computer Vision and Pattern Recognition · Computer Science 2022-11-29 Zilong Wang , Jiuxiang Gu , Chris Tensmeyer , Nikolaos Barmpalios , Ani Nenkova , Tong Sun , Jingbo Shang , Vlad I. Morariu

Document Question Answering (DocQA) is a very common task. Existing methods using Large Language Models (LLMs) or Large Vision Language Models (LVLMs) and Retrieval Augmented Generation (RAG) often prioritize information from a single…

Machine Learning · Computer Science 2025-03-19 Siwei Han , Peng Xia , Ruiyi Zhang , Tong Sun , Yun Li , Hongtu Zhu , Huaxiu Yao

Specialized visual tools can augment large language models or vision language models with expert knowledge (e.g., grounding, spatial reasoning, medical knowledge, etc.), but knowing which tools to call (and when to call them) can be…

Computation and Language · Computer Science 2025-12-09 Nithin Sivakumaran , Justin Chih-Yao Chen , David Wan , Yue Zhang , Jaehong Yoon , Elias Stengel-Eskin , Mohit Bansal