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Although deep convolutional neural networks have achieved remarkable success in removing synthetic fog, it is essential to be able to process images taken in complex foggy conditions, such as dense or non-homogeneous fog, in the real world.…

计算机视觉与模式识别 · 计算机科学 2024-01-10 Shengli Zhang , Zhiyong Tao , Sen Lin

We introduce a new table detection and structure recognition approach named RobusTabNet to detect the boundaries of tables and reconstruct the cellular structure of each table from heterogeneous document images. For table detection, we…

计算机视觉与模式识别 · 计算机科学 2022-09-19 Chixiang Ma , Weihong Lin , Lei Sun , Qiang Huo

Regularization in convolutional neural networks (CNNs) is usually addressed with dropout layers. However, dropout is sometimes detrimental in the convolutional part of a CNN as it simply sets to zero a percentage of pixels in the feature…

图像与视频处理 · 电气工程与系统科学 2021-08-29 Juan P. Vigueras-Guillén , Joan Lasenby , Frank Seeliger

We introduce DeepCert, a tool-supported method for verifying the robustness of deep neural network (DNN) image classifiers to contextually relevant perturbations such as blur, haze, and changes in image contrast. While the robustness of DNN…

机器学习 · 计算机科学 2021-03-03 Colin Paterson , Haoze Wu , John Grese , Radu Calinescu , Corina S. Pasareanu , Clark Barrett

Fusing multi-modality inputs from different sensors is an effective way to improve the performance of 3D object detection. However, current methods overlook two important conflicts: point-pixel misalignment and sub-task suppression. The…

计算机视觉与模式识别 · 计算机科学 2025-01-14 Yiheng Li , Yang Yang , Zhen Lei

Detecting tampered text in document images is a challenging task due to data scarcity. To address this, previous work has attempted to generate tampered documents using rule-based methods. However, the resulting documents often suffer from…

计算机视觉与模式识别 · 计算机科学 2026-02-20 Mohamed Dhouib , Davide Buscaldi , Sonia Vanier , Aymen Shabou

Medical image segmentation plays an important role in clinical decision making, treatment planning, and disease tracking. However, it still faces two major challenges. On the one hand, there is often a ``soft boundary'' between foreground…

图像与视频处理 · 电气工程与系统科学 2024-12-12 Mengqi Lei , Haochen Wu , Xinhua Lv , Xin Wang

Deep image completion usually fails to harmonically blend the restored image into existing content, especially in the boundary area. This paper handles with this problem from a new perspective of creating a smooth transition and proposes a…

计算机视觉与模式识别 · 计算机科学 2019-04-18 Xin Hong , Pengfei Xiong , Renhe Ji , Haoqiang Fan

Text-to-image (T2I) generation has made remarkable progress in producing high-quality images, but a fundamental challenge remains: creating backgrounds that naturally accommodate text placement without compromising image quality. This…

计算机视觉与模式识别 · 计算机科学 2025-05-14 Tianyi Liang , Jiangqi Liu , Yifei Huang , Shiqi Jiang , Jianshen Shi , Changbo Wang , Chenhui Li

As latent diffusion models (LDMs) democratize image generation capabilities, there is a growing need to detect fake images. A good detector should focus on the generative models fingerprints while ignoring image properties such as semantic…

计算机视觉与模式识别 · 计算机科学 2025-02-27 Anirudh Sundara Rajan , Utkarsh Ojha , Jedidiah Schloesser , Yong Jae Lee

We propose a novel learning method to rectify document images with various distortion types from a single input image. As opposed to previous learning-based methods, our approach seeks to first learn the distortion flow on input image…

计算机视觉与模式识别 · 计算机科学 2019-09-23 Xiaoyu Li , Bo Zhang , Jing Liao , Pedro V. Sander

Binarization of digital documents is the task of classifying each pixel in an image of the document as belonging to the background (parchment/paper) or foreground (text/ink). Historical documents are often subjected to degradations, that…

机器学习 · 统计学 2018-05-18 Kalyan Ram Ayyalasomayajula , Filip Malmberg , Anders Brun

In this paper, we develop a novel unified framework called DeepText for text region proposal generation and text detection in natural images via a fully convolutional neural network (CNN). First, we propose the inception region proposal…

计算机视觉与模式识别 · 计算机科学 2016-05-25 Zhuoyao Zhong , Lianwen Jin , Shuye Zhang , Ziyong Feng

We present DanceText, a training-free framework for multilingual text editing in images, designed to support complex geometric transformations and achieve seamless foreground-background integration. While diffusion-based generative models…

计算机视觉与模式识别 · 计算机科学 2025-09-29 Zhenyu Yu , Mohd Yamani Idna Idris , Hua Wang , Pei Wang , Rizwan Qureshi , Shaina Raza , Aman Chadha , Yong Xiang , Zhixiang Chen

Detecting small scene text instances in the wild is particularly challenging, where the influence of irregular positions and nonideal lighting often leads to detection errors. We present MixNet, a hybrid architecture that combines the…

计算机视觉与模式识别 · 计算机科学 2023-08-30 Yu-Xiang Zeng , Jun-Wei Hsieh , Xin Li , Ming-Ching Chang

Document image dewarping remains a challenging task in the deep learning era. While existing methods have improved by leveraging text line awareness, they typically focus only on a single horizontal dimension. In this paper, we propose a…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Heng Li , Xiangping Wu , Qingcai Chen

Image segmentation, the process of partitioning an image into meaningful regions, plays a pivotal role in computer vision and medical imaging applications. Unsupervised segmentation, particularly in the absence of labeled data, remains a…

计算机视觉与模式识别 · 计算机科学 2024-05-13 Kovvuri Sai Gopal Reddy , Bodduluri Saran , A. Mudit Adityaja , Saurabh J. Shigwan , Nitin Kumar

Change detection (CD) is an important application of remote sensing, which provides timely change information about large-scale Earth surface. With the emergence of hyperspectral imagery, CD technology has been greatly promoted, as…

计算机视觉与模式识别 · 计算机科学 2023-04-06 Qi Wang , Zhenghang Yuan , Qian Du , Xuelong Li

We present Deep Region Competition (DRC), an algorithm designed to extract foreground objects from images in a fully unsupervised manner. Foreground extraction can be viewed as a special case of generic image segmentation that focuses on…

计算机视觉与模式识别 · 计算机科学 2023-10-06 Peiyu Yu , Sirui Xie , Xiaojian Ma , Yixin Zhu , Ying Nian Wu , Song-Chun Zhu

Lensless imaging has emerged as a potential solution towards realizing ultra-miniature cameras by eschewing the bulky lens in a traditional camera. Without a focusing lens, the lensless cameras rely on computational algorithms to recover…

图像与视频处理 · 电气工程与系统科学 2020-10-30 Salman S. Khan , Varun Sundar , Vivek Boominathan , Ashok Veeraraghavan , Kaushik Mitra