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Related papers: UPOCR: Towards Unified Pixel-Level OCR Interface

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Tokenizer is a crucial component for both visual understanding and generation. To advance toward the ultimate goal of universal modeling, recent research has focused on developing a unified tokenizer. However, existing tokenizers face a…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Zhengrong Yue , Haiyu Zhang , Xiangyu Zeng , Boyu Chen , Chenting Wang , Shaobin Zhuang , Lu Dong , Yi Wang , Limin Wang , Yali Wang

The autonomous driving community has shown significant interest in 3D occupancy prediction, driven by its exceptional geometric perception and general object recognition capabilities. To achieve this, current works try to construct a…

Computer Vision and Pattern Recognition · Computer Science 2024-04-12 Qihang Ma , Xin Tan , Yanyun Qu , Lizhuang Ma , Zhizhong Zhang , Yuan Xie

We propose Pixel-BERT to align image pixels with text by deep multi-modal transformers that jointly learn visual and language embedding in a unified end-to-end framework. We aim to build a more accurate and thorough connection between image…

Computer Vision and Pattern Recognition · Computer Science 2020-06-23 Zhicheng Huang , Zhaoyang Zeng , Bei Liu , Dongmei Fu , Jianlong Fu

Document dewarping, aiming to eliminate geometric deformation in photographed documents to benefit text recognition, has made great progress in recent years but is still far from being solved. While Cartesian coordinates are typically…

Computer Vision and Pattern Recognition · Computer Science 2023-12-14 Weiguang Zhang , Qiufeng Wang , Kaizhu Huang

This paper presents a comprehensive evaluation of the Optical Character Recognition (OCR) capabilities of the recently released GPT-4V(ision), a Large Multimodal Model (LMM). We assess the model's performance across a range of OCR tasks,…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Yongxin Shi , Dezhi Peng , Wenhui Liao , Zening Lin , Xinhong Chen , Chongyu Liu , Yuyi Zhang , Lianwen Jin

Visually-situated text parsing (VsTP) has recently seen notable advancements, driven by the growing demand for automated document understanding and the emergence of large language models capable of processing document-based questions. While…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Wenwen Yu , Zhibo Yang , Jianqiang Wan , Sibo Song , Jun Tang , Wenqing Cheng , Yuliang Liu , Xiang Bai

The task of open-vocabulary object-centric image retrieval involves the retrieval of images containing a specified object of interest, delineated by an open-set text query. As working on large image datasets becomes standard, solving this…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Hila Levi , Guy Heller , Dan Levi , Ethan Fetaya

The industry and academia have proposed many distributed graph processing systems. However, the existing systems are not friendly enough for users like data analysts and algorithm engineers. On the one hand, the programing models and…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-08-05 Zhaokang Wang , Junhong Li , Yifan Qi , Guanghui Zhu , Chunfeng Yuan , Yihua Huang

Polarimetric imaging aims to recover polarimetric parameters, including Total Intensity (TI), Degree of Polarization (DoP), and Angle of Polarization (AoP), from captured polarized measurements. In real-world scenarios, these measurements…

Image and Video Processing · Electrical Eng. & Systems 2026-03-09 Chu Zhou , Yufei Han , Junda Liao , Linrui Dai , Wangze Xu , Art Subpa-Asa , Heng Guo , Boxin Shi , Imari Sato

The challenging task of 3D planar reconstruction from images involves several sub-tasks including frame-wise plane detection, segmentation, parameter regression and possibly depth prediction, along with cross-frame plane correspondence and…

Computer Vision and Pattern Recognition · Computer Science 2025-09-18 Jingjia Shi , Shuaifeng Zhi , Kai Xu

Task generalization has been a long standing challenge in Natural Language Processing (NLP). Recent research attempts to improve the task generalization ability of pre-trained language models by mapping NLP tasks into human-readable…

Computation and Language · Computer Science 2022-08-08 Wanjun Zhong , Yifan Gao , Ning Ding , Zhiyuan Liu , Ming Zhou , Jiahai Wang , Jian Yin , Nan Duan

Unified models aim to support both understanding and generation by encoding images into discrete tokens and processing them alongside text within a single autoregressive framework. This unified design offers architectural simplicity and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-13 Ziyao Wang , Chen Chen , Jingtao Li , Weiming Zhuang , Jiabo Huang , Ang Li , Lingjuan Lyu

In recent years, open-vocabulary (OV) dense visual prediction (such as OV object detection, semantic, instance and panoptic segmentations) has attracted increasing research attention. However, most of existing approaches are task-specific…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Hengcan Shi , Munawar Hayat , Jianfei Cai

This study explores the transfer learning capabilities of the TrOCR architecture to Spanish. TrOCR is a transformer-based Optical Character Recognition (OCR) model renowned for its state-of-the-art performance in English benchmarks.…

Artificial Intelligence · Computer Science 2024-07-10 Filipe Lauar , Valentin Laurent

Vision foundation models have been explored recently to build general-purpose vision systems. However, predominant paradigms, driven by casting instance-level tasks as an object-word alignment, bring heavy cross-modality interaction, which…

Computer Vision and Pattern Recognition · Computer Science 2023-12-05 Yunhang Shen , Chaoyou Fu , Peixian Chen , Mengdan Zhang , Ke Li , Xing Sun , Yunsheng Wu , Shaohui Lin , Rongrong Ji

Classical OCR pipelines decompose document reading into detection, segmentation, and recognition stages, which makes them sensitive to localization errors and difficult to extend to interactive querying. This work investigates whether a…

Computer Vision and Pattern Recognition · Computer Science 2026-04-20 Laziz Hamdi , Amine Tamasna , Pascal Boisson , Thierry Paquet

In this paper I have proposed a method to find the major pixel intensity inside the text and thresholding an image accordingly to make it easier to be used for optical character recognition (OCR) models. In our method, instead of editing…

Computer Vision and Pattern Recognition · Computer Science 2022-02-10 Rohan Lal Kshetry

Weakly supervised semantic segmentation is typically inspired by class activation maps, which serve as pseudo masks with class-discriminative regions highlighted. Although tremendous efforts have been made to recall precise and complete…

Computer Vision and Pattern Recognition · Computer Science 2023-03-15 Zesen Cheng , Pengchong Qiao , Kehan Li , Siheng Li , Pengxu Wei , Xiangyang Ji , Li Yuan , Chang Liu , Jie Chen

This paper introduces an open-source benchmark for evaluating Vision-Language Models (VLMs) on Optical Character Recognition (OCR) tasks in dynamic video environments. We present a curated dataset containing 1,477 manually annotated frames…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Sankalp Nagaonkar , Augustya Sharma , Ashish Choithani , Ashutosh Trivedi

Attributed Graph Clustering (AGC) is a fundamental unsupervised task that partitions nodes into cohesive groups by jointly modeling structural topology and node attributes. While the advent of graph neural networks and self-supervised…

Machine Learning · Computer Science 2026-03-24 Yunhui Liu , Yue Liu , Yongchao Liu , Tao Zheng , Stan Z. Li , Xinwang Liu , Tieke He
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