中文
相关论文

相关论文: A Frequency-Aware Self-Supervised Learning for Ult…

200 篇论文

Neural Radiance Field (NeRF) regresses a neural parameterized scene by differentially rendering multi-view images with ground-truth supervision. However, when interpolating novel views, NeRF often yields inconsistent and visually non-smooth…

计算机视觉与模式识别 · 计算机科学 2022-07-05 Tianlong Chen , Peihao Wang , Zhiwen Fan , Zhangyang Wang

Diffusion-based image super-resolution methods have demonstrated significant advantages over GAN-based approaches, particularly in terms of perceptual quality. Building upon a lengthy Markov chain, diffusion-based methods possess remarkable…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Leheng Zhang , Weiyi You , Kexuan Shi , Shuhang Gu

Deep convolutional neural networks (CNNs) have delivered superior performance in many computer vision tasks. In this paper, we propose a novel deep fully convolutional network model for accurate salient object detection. The key…

计算机视觉与模式识别 · 计算机科学 2017-08-08 Pingping Zhang , Dong Wang , Huchuan Lu , Hongyu Wang , Baocai Yin

Ultrasonic metal welding (UMW) is widely used in industrial applications but is sensitive to tool wear, surface contamination, and material variability, which can lead to unexpected process faults and unsatisfactory weld quality.…

机器学习 · 计算机科学 2026-04-16 Ahmadreza Eslaminia , Kuan-Chieh Lu , Klara Nahrstedt , Chenhui Shao

Precision in identifying and differentiating micro and macro blood vessels in the retina is crucial for the diagnosis of retinal diseases, although it poses a significant challenge. Current autoencoding-based segmentation approaches…

图像与视频处理 · 电气工程与系统科学 2024-03-05 Rui Yang , Shunpu Zhang

Accurate vessel segmentation in Ultra-Wide-Field Scanning Laser Ophthalmoscopy (UWF-SLO) images is crucial for diagnosing retinal diseases. Although recent techniques have shown encouraging outcomes in vessel segmentation, models trained on…

图像与视频处理 · 电气工程与系统科学 2024-06-21 Hongqiu Wang , Xiangde Luo , Wu Chen , Qingqing Tang , Mei Xin , Qiong Wang , Lei Zhu

Fundus image segmentation on unseen domains is challenging, especially for the over-parameterized deep models trained on the small medical datasets. To address this challenge, we propose a method named Adaptive Feature-fusion Neural Network…

计算机视觉与模式识别 · 计算机科学 2024-04-03 Jiyuan Zhong , Hu Ke , Ming Yan

Hand-held light field (LF) cameras often exhibit low spatial resolution due to the inherent trade-off between spatial and angular dimensions. Existing supervised learning-based LF spatial super-resolution (SR) methods, which rely on…

图像与视频处理 · 电气工程与系统科学 2025-12-09 Jianxin Lei , Dongze Wu , Chengcai Xu , Hongcheng Gu , Guangquan Zhou , Junhui Hou , Ping Zhou

Purpose: To improve reconstruction fidelity of fine structures and textures in deep learning (DL) based reconstructions. Methods: A novel patch-based Unsupervised Feature Loss (UFLoss) is proposed and incorporated into the training of…

图像与视频处理 · 电气工程与系统科学 2021-08-31 Ke Wang , Jonathan I Tamir , Alfredo De Goyeneche , Uri Wollner , Rafi Brada , Stella Yu , Michael Lustig

We propose neural network layers that explicitly combine frequency and image feature representations and show that they can be used as a versatile building block for reconstruction from frequency space data. Our work is motivated by the…

计算机视觉与模式识别 · 计算机科学 2023-06-29 Nalini M. Singh , Juan Eugenio Iglesias , Elfar Adalsteinsson , Adrian V. Dalca , Polina Golland

In this paper, we rethink the low-light image enhancement task and propose a physically explainable and generative diffusion model for low-light image enhancement, termed as Diff-Retinex. We aim to integrate the advantages of the physical…

计算机视觉与模式识别 · 计算机科学 2023-08-28 Xunpeng Yi , Han Xu , Hao Zhang , Linfeng Tang , Jiayi Ma

We propose a self-supervised feature learning assisted reconstruction (SSFL-Recon) framework for MRI reconstruction to address the limitation of existing supervised learning methods. Although recent deep learning-based methods have shown…

图像与视频处理 · 电气工程与系统科学 2025-05-30 Siying Xu , Marcel Früh , Kerstin Hammernik , Andreas Lingg , Jens Kübler , Patrick Krumm , Daniel Rueckert , Sergios Gatidis , Thomas Küstner

Under-display cameras (UDCs) allow for full-screen designs by positioning the imaging sensor underneath the display. Nonetheless, light diffraction and scattering through the various display layers result in spatially varying and complex…

计算机视觉与模式识别 · 计算机科学 2026-04-02 Daehyun Kim , Youngmin Kim , Yoon Ju Oh , Tae Hyun Kim

Super-resolution tasks oriented to images captured in ultra-dark environments is a practical yet challenging problem that has received little attention. Due to uneven illumination and low signal-to-noise ratio in dark environments, a…

计算机视觉与模式识别 · 计算机科学 2023-09-12 Jiaxin Gao , Ziyu Yue , Yaohua Liu , Sihan Xie , Xin Fan , Risheng Liu

Image deblurring plays a crucial role in enhancing visual clarity across various applications. Although most deep learning approaches primarily focus on sRGB images, which inherently lose critical information during the image signal…

图像与视频处理 · 电气工程与系统科学 2025-09-22 Wenlong Jiao , Binglong Li , Wei Shang , Ping Wang , Dongwei Ren

Wound image segmentation is a critical component for the clinical diagnosis and in-time treatment of wounds. Recently, deep learning has become the mainstream methodology for wound image segmentation. However, the pre-processing of the…

图像与视频处理 · 电气工程与系统科学 2022-07-13 Honghui Liu , Changjian Wang , Kele Xu , Fangzhao Li , Ming Feng , Yuxing Peng , Hongjun He

With the rapid development of facial forgery techniques, forgery detection has attracted more and more attention due to security concerns. Existing approaches attempt to use frequency information to mine subtle artifacts under high-quality…

计算机视觉与模式识别 · 计算机科学 2021-12-30 Qiqi Gu , Shen Chen , Taiping Yao , Yang Chen , Shouhong Ding , Ran Yi

We identify two major limitations in the existing studies on retinal vessel segmentation: (1) Most existing works are restricted to one modality, i.e., the Color Fundus (CF). However, multi-modality retinal images are used every day in the…

图像与视频处理 · 电气工程与系统科学 2026-01-01 Bo Wen , Anna Heinke , Akshay Agnihotri , Dirk-Uwe Bartsch , William Freeman , Truong Nguyen , Cheolhong An

Low-light image enhancement is challenging due to complex degradations, including amplified noise, artifacts, and color distortion. While Retinex-based deep learning methods have achieved promising results, they primarily rely on…

计算机视觉与模式识别 · 计算机科学 2026-05-14 Youssef Aboelwafa , Hicham G. Elmongui , Marwan Torki

A novel color image enhancement method is proposed based on Retinex to enhance color images under non-uniform illumination or poor visibility conditions. Different from the conventional Retinex algorithms, the Weighted Guided Image Filter…

计算机视觉与模式识别 · 计算机科学 2018-12-27 Qi Mu , Yanyan Wei , Zhanli Li