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Related papers: ForCenNet: Foreground-Centric Network for Document…

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We introduce CenDerNet, a framework for 6D pose estimation from multi-view images based on center and curvature representations. Finding precise poses for reflective, textureless objects is a key challenge for industrial robotics. Our…

Computer Vision and Pattern Recognition · Computer Science 2022-08-24 Peter De Roovere , Rembert Daems , Jonathan Croenen , Taoufik Bourgana , Joris de Hoog , Francis Wyffels

Change detection is the process of identifying pixelwise differences in bitemporal co-registered images. It is of great significance to Earth observations. Recently, with the emergence of deep learning (DL), the power and feasibility of…

Computer Vision and Pattern Recognition · Computer Science 2021-09-03 Pan Chen , Danfeng Hong , Zhengchao Chen , Xuan Yang , Baipeng Li , Bing Zhang

Fully convolutional networks (FCNs), including UNet and VNet, are widely-used network architectures for semantic segmentation in recent studies. However, conventional FCN is typically trained by the cross-entropy or Dice loss, which only…

Image and Video Processing · Electrical Eng. & Systems 2021-01-26 Kelei He , Chunfeng Lian , Ehsan Adeli , Jing Huo , Yang Gao , Bing Zhang , Junfeng Zhang , Dinggang Shen

Accurate and fast extraction of foreground object is a key prerequisite for a wide range of computer vision applications such as object tracking and recognition. Thus, enormous background subtraction methods for foreground object detection…

Computer Vision and Pattern Recognition · Computer Science 2019-05-01 Dongdong Zeng , Ming Zhu , Arjan Kuijper

Aiming to improve the checkerboard corner detection robustness against the images with poor quality, such as lens distortion, extreme poses, and noise, we propose a novel detection algorithm which can maintain high accuracy on inputs under…

Computer Vision and Pattern Recognition · Computer Science 2023-02-13 Ben Chen , Caihua Xiong , Qi Zhang

In a real-world infrared imaging system, effectively learning a consistent stripe noise removal model is essential. Most existing destriping methods cannot precisely reconstruct images due to cross-level semantic gaps and insufficient…

Computer Vision and Pattern Recognition · Computer Science 2025-01-27 Shuai Yuan , Hanlin Qin , Xiang Yan , Shiqi Yang , Shuowen Yang , Naveed Akhtar , Huixin Zhou

Images captured by fisheye lenses violate the pinhole camera assumption and suffer from distortions. Rectification of fisheye images is therefore a crucial preprocessing step for many computer vision applications. In this paper, we propose…

Computer Vision and Pattern Recognition · Computer Science 2018-04-16 Xiaoqing Yin , Xinchao Wang , Jun Yu , Maojun Zhang , Pascal Fua , Dacheng Tao

Estimating homography from a single image remains a challenging yet practically valuable task, particularly in domains like retail, where only one viewpoint is typically available for shelf monitoring and product alignment. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Onur Berk Tore , Ibrahim Samil Yalciner , Server Calap

Wide-angle portraits often enjoy expanded views. However, they contain perspective distortions, especially noticeable when capturing group portrait photos, where the background is skewed and faces are stretched. This paper introduces the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-29 Jing Tan , Shan Zhao , Pengfei Xiong , Jiangyu Liu , Haoqiang Fan , Shuaicheng Liu

In this research, we introduce RefineNet, a novel architecture designed to address resolution limitations in text-to-image conversion systems. We explore the challenges of generating high-resolution images from textual descriptions,…

Computer Vision and Pattern Recognition · Computer Science 2024-01-01 Fan Shi

For few-shot learning, it is still a critical challenge to realize photo-realistic face visually dubbing on high-resolution videos. Previous works fail to generate high-fidelity dubbing results. To address the above problem, this paper…

Computer Vision and Pattern Recognition · Computer Science 2023-03-08 Zhimeng Zhang , Zhipeng Hu , Wenjin Deng , Changjie Fan , Tangjie Lv , Yu Ding

Precise and rapid categorization of images in the B-scan ultrasound modality is vital for diagnosing ocular diseases. Nevertheless, distinguishing various diseases in ultrasound still challenges experienced ophthalmologists. Thus a novel…

Computer Vision and Pattern Recognition · Computer Science 2022-06-20 Ruilong Dan , Yunxiang Li , Yijie Wang , Gangyong Jia , Ruiquan Ge , Juan Ye , Qun Jin , Yaqi Wang

Scene text detection techniques have garnered significant attention due to their wide-ranging applications. However, existing methods have a high demand for training data, and obtaining accurate human annotations is labor-intensive and…

Computer Vision and Pattern Recognition · Computer Science 2023-11-29 Ling Fu , Zijie Wu , Yingying Zhu , Yuliang Liu , Xiang Bai

This paper addresses the problem of document image dewarping, which aims at eliminating the geometric distortion in document images for document digitization. Instead of designing a better neural network to approximate the optical flow…

Image and Video Processing · Electrical Eng. & Systems 2022-04-06 Xiangwei Jiang , Rujiao Long , Nan Xue , Zhibo Yang , Cong Yao , Gui-Song Xia

We propose an end-to-end learning framework for generating foreground object segmentations. Given a single novel image, our approach produces pixel-level masks for all "object-like" regions---even for object categories never seen during…

Computer Vision and Pattern Recognition · Computer Science 2017-04-13 Suyog Dutt Jain , Bo Xiong , Kristen Grauman

Image restoration is very crucial computer vision task. This paper describes two novel methods for the restoration of old degraded handwritten documents using deep neural network. In addition to that, a small-scale dataset of 26 heritage…

Computer Vision and Pattern Recognition · Computer Science 2020-01-27 Mayank Wadhwani , Debapriya Kundu , Deepayan Chakraborty , Bhabatosh Chanda

Given a degraded input image, image restoration aims to recover the missing high-quality image content. Numerous applications demand effective image restoration, e.g., computational photography, surveillance, autonomous vehicles, and remote…

Image and Video Processing · Electrical Eng. & Systems 2022-05-04 Syed Waqas Zamir , Aditya Arora , Salman Khan , Munawar Hayat , Fahad Shahbaz Khan , Ming-Hsuan Yang , Ling Shao

Almost every single image restoration problem has a closely related parameter, such as the scale factor in super-resolution, the noise level in image denoising, and the quality factor in JPEG deblocking. Although recent studies on image…

Image and Video Processing · Electrical Eng. & Systems 2021-11-02 Fangzhou Luo , Xiaolin Wu , Yanhui Guo

For few-shot semantic segmentation, the primary task is to extract class-specific intrinsic information from limited labeled data. However, the semantic ambiguity and inter-class similarity of previous methods limit the accuracy of…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Xiaoyi Bao , Jie Qin , Siyang Sun , Yun Zheng , Xingang Wang

Document rectification in real-world scenarios poses significant challenges due to extreme variations in camera perspectives and physical distortions. Driven by the insight that complex transformations can be decomposed and resolved…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Chaoyun Wang , Quanxin Huang , I-Chao Shen , Takeo Igarashi , Nanning Zheng , Caigui Jiang