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Ultra Light OCR Competition is a Chinese scene text recognition competition jointly organized by CSIG (China Society of Image and Graphics) and Baidu, Inc. In addition to focusing on common problems in Chinese scene text recognition, such…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Shuhan Zhang , Yuxin Zou , Tianhe Wang , Yichao Xiong

The Event-Enriched Image Analysis (EVENTA) Grand Challenge, hosted at ACM Multimedia 2025, introduces the first large-scale benchmark for event-level multimodal understanding. Traditional captioning and retrieval tasks largely focus on…

Computer Vision and Pattern Recognition · Computer Science 2025-08-27 Thien-Phuc Tran , Minh-Quang Nguyen , Minh-Triet Tran , Tam V. Nguyen , Trong-Le Do , Duy-Nam Ly , Viet-Tham Huynh , Khanh-Duy Le , Mai-Khiem Tran , Trung-Nghia Le

A fundamental component of human vision is our ability to parse complex visual scenes and judge the relations between their constituent objects. AI benchmarks for visual reasoning have driven rapid progress in recent years with…

Computer Vision and Pattern Recognition · Computer Science 2022-06-14 Aimen Zerroug , Mohit Vaishnav , Julien Colin , Sebastian Musslick , Thomas Serre

Document-level relation extraction aims to extract relations among multiple entity pairs from a document. Previously proposed graph-based or transformer-based models utilize the entities independently, regardless of global information among…

Computation and Language · Computer Science 2023-01-27 Ningyu Zhang , Xiang Chen , Xin Xie , Shumin Deng , Chuanqi Tan , Mosha Chen , Fei Huang , Luo Si , Huajun Chen

Document image retrieval (DIR) aims to retrieve document images from a gallery according to a given query. Existing DIR methods are primarily based on image queries that retrieve documents within the same coarse semantic category, e.g.,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-24 Hao Guo , Xugong Qin , Jun Jie Ou Yang , Peng Zhang , Gangyan Zeng , Yubo Li , Hailun Lin

Object detection in documents is a key step to automate the structural elements identification process in a digital or scanned document through understanding the hierarchical structure and relationships between different elements. Large and…

Computer Vision and Pattern Recognition · Computer Science 2024-02-21 Ayan Banerjee , Sanket Biswas , Josep Lladós , Umapada Pal

We investigate whether progressive data scheduling -- a curriculum learning strategy that incrementally increases training data exposure (33\%$\rightarrow$67\%$\rightarrow$100\%) -- yields consistent efficiency gains across architecturally…

Computation and Language · Computer Science 2026-02-26 Mohammed Hamdan , Vincenzo Dentamaro , Giuseppe Pirlo , Mohamed Cheriet

Identifying significant references within the complex interrelations of a citation knowledge graph is challenging, which encompasses connections through citations, authorship, keywords, and other relational attributes. The Paper Source…

Information Retrieval · Computer Science 2024-08-21 Aobo Xu , Bingyu Chang , Qingpeng Liu , Ling Jian

Fine-grained image retrieval via hand-drawn sketches or textual descriptions remains a critical challenge due to inherent modality gaps. While hand-drawn sketches capture complex structural contours, they lack color and texture, which text…

Computer Vision and Pattern Recognition · Computer Science 2026-04-20 Siyuan Wang , Hanchen Gao , Guangming Zhu , Jiang Lu , Yiyue Ma , Tianci Wu , Jincai Huang , Liang Zhang

This paper presents Invariant Score Distillation (ISD), a novel method for high-fidelity text-to-3D generation. ISD aims to tackle the over-saturation and over-smoothing problems in Score Distillation Sampling (SDS). In this paper, SDS is…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Wenjie Zhuo , Fan Ma , Hehe Fan , Yi Yang

This paper presents the NTIRE 2026 image super-resolution ($\times$4) challenge, one of the associated competitions of the NTIRE 2026 Workshop at CVPR 2026. The challenge aims to reconstruct high-resolution (HR) images from low-resolution…

Computer Vision and Pattern Recognition · Computer Science 2026-04-17 Zheng Chen , Kai Liu , Jingkai Wang , Xianglong Yan , Jianze Li , Ziqing Zhang , Jue Gong , Jiatong Li , Lei Sun , Xiaoyang Liu , Radu Timofte , Yulun Zhang , Jihye Park , Yoonjin Im , Hyungju Chun , Hyunhee Park , MinKyu Park , Zheng Xie , Xiangyu Kong , Weijun Yuan , Zhan Li , Qiurong Song , Luen Zhu , Fengkai Zhang , Xinzhe Zhu , Junyang Chen , Congyu Wang , Yixin Yang , Zhaorun Zhou , Jiangxin Dong , Jinshan Pan , Shengwei Wang , Jiajie Ou , Baiang Li , Sizhuo Ma , Qiang Gao , Jusheng Zhang , Jian Wang , Keze Wang , Yijiao Liu , Yingsi Chen , Hui Li , Yu Wang , Congchao Zhu , Saeed Ahmad , Ik Hyun Lee , Jun Young Park , Ji Hwan Yoon , Kainan Yan , Zian Wang , Weibo Wang , Shihao Zou , Chao Dong , Wei Zhou , Linfeng Li , Jaeseong Lee , Jaeho Chae , Jinwoo Kim , Seonjoo Kim , Yucong Hong , Zhenming Yan , Junye Chen , Ruize Han , Song Wang , Yuxuan Jiang , Chengxi Zeng , Tianhao Peng , Fan Zhang , David Bull , Tongyao Mu , Qiong Cao , Yifan Wang , Youwei Pan , Leilei Cao , Xiaoping Peng , Wei Deng , Yifei Chen , Wenbo Xiong , Xian Hu , Yuxin Zhang , Xiaoyun Cheng , Yang Ji , Zonghao Chen , Zhihao Xue , Junqin Hu , Nihal Kumar , Snehal Singh Tomar , Klaus Mueller , Surya Vashisth , Prateek Shaily , Jayant Kumar , Hardik Sharma , Ashish Negi , Sachin Chaudhary , Akshay Dudhane , Praful Hambarde , Amit Shukla , Shijun Shi , Jiangning Zhang , Yong Liu , Kai Hu , Jing Xu , Xianfang Zeng , Amitesh M , Hariharan S , Chia-Ming Lee , Yu-Fan Lin , Chih-Chung Hsu , Nishalini K , Sreenath K A , Bilel Benjdira , Anas M. Ali , Wadii Boulila , Shuling Zheng , Zhiheng Fu , Feng Zhang , Zhanglu Chen , Boyang Yao , Nikhil Pathak , Aagam Jain , Milan Kumar , Kishor Upla , Vivek Chavda , Sarang N S , Raghavendra Ramachandra , Zhipeng Zhang , Qi Wang , Shiyu Wang , Jiachen Tu , Guoyi Xu , Yaoxin Jiang , Jiajia Liu , Yaokun Shi , Yuqi Li , Chuanguang Yang , Weilun Feng , Zhuzhi Hong , Hao Wu , Junming Liu , Yingli Tian , Amish Bhushan Kulkarni , Tejas R R Shet , Saakshi M Vernekar , Nikhil Akalwadi , Kaushik Mallibhat , Ramesh Ashok Tabib , Uma Mudenagudi , Yuwen Pan , Tianrun Chen , Deyi Ji , Qi Zhu , Lanyun Zhu , Heyan Zhangyi

There is a need for information retrieval from large collections of low-resolution (LR) binary document images, which can be found in digital libraries across the world, where the high-resolution (HR) counterpart is not available. This…

Computer Vision and Pattern Recognition · Computer Science 2018-12-07 Ram Krishna Pandey , K Vignesh , A G Ramakrishnan , Chandrahasa B

Event extraction has long been treated as a sentence-level task in the IE community. We argue that this setting does not match human information-seeking behavior and leads to incomplete and uninformative extraction results. We propose a…

Computation and Language · Computer Science 2021-04-14 Sha Li , Heng Ji , Jiawei Han

Binarization of document images is an important pre-processing step in the field of document analysis. Traditional image binarization techniques usually rely on histograms or local statistics to identify a valid threshold to differentiate…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Richin Sukesh , Mathias Seuret , Anguelos Nicolaou , Martin Mayr , Vincent Christlein

This is the first edition of the tool competition on testing self-driving cars (SDCs) at the International Conference on Software Testing, Verification and Validation (ICST). The aim is to provide a platform for software testers to submit…

Software Engineering · Computer Science 2025-02-21 Christian Birchler , Stefan Klikovits , Mattia Fazzini , Sebastiano Panichella

Mainstream Scene Text Recognition (STR) algorithms are developed based on RGB cameras which are sensitive to challenging factors such as low illumination, motion blur, and cluttered backgrounds. In this paper, we propose to recognize the…

Computer Vision and Pattern Recognition · Computer Science 2025-02-14 Xiao Wang , Jingtao Jiang , Dong Li , Futian Wang , Lin Zhu , Yaowei Wang , Yongyong Tian , Jin Tang

During maintenance, software developers deal with numerous change requests that are written in an unstructured fashion using natural language. Such natural language texts illustrate the change requirement involving various domain related…

Software Engineering · Computer Science 2018-07-13 Mohammad Masudur Rahman , Chanchal K. Roy

We address the extraction of mathematical statements and their proofs from scholarly PDF articles as a multimodal classification problem, utilizing text, font features, and bitmap image renderings of PDFs as distinct modalities. We propose…

Artificial Intelligence · Computer Science 2024-10-14 Shrey Mishra , Antoine Gauquier , Pierre Senellart

Recently, prompt learning has demonstrated remarkable success in adapting pre-trained Vision-Language Models (VLMs) to various downstream tasks such as image classification. However, its application to the downstream Image-Text Retrieval…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Yifan Wang , Tao Wang , Chenwei Tang , Caiyang Yu , Zhengqing Zang , Mengmi Zhang , Shudong Huang , Jiancheng Lv

Differentiable Search Index is a recently proposed paradigm for document retrieval, that encodes information about a corpus of documents within the parameters of a neural network and directly maps queries to corresponding documents. These…

Information Retrieval · Computer Science 2024-08-20 Varsha Kishore , Chao Wan , Justin Lovelace , Yoav Artzi , Kilian Q. Weinberger