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Hyperspectral image produces high spectral resolution at the sacrifice of spatial resolution. Without reducing the spectral resolution, improving the resolution in the spatial domain is a very challenging problem. Motivated by the discovery…

图像与视频处理 · 电气工程与系统科学 2022-12-07 Qiang Li , Yuan Yuan , Xiuping Jia , Qi Wang

Self-supervised video denoising methods typically extend image-based frameworks into the temporal dimension, yet they often struggle to integrate inter-frame temporal consistency with intra-frame spatial specificity. Existing Video…

计算机视觉与模式识别 · 计算机科学 2026-03-12 Mingjie Ji , Zhan Shi , Kailai Zhou , Zixuan Fu , Xun Cao

Single Image Reflection Separation (SIRS) disentangles mixed images into transmission and reflection layers. Existing methods suffer from transmission-reflection confusion under nonlinear mixing, particularly in deep decoder layers, due to…

计算机视觉与模式识别 · 计算机科学 2026-03-30 Chia-Ming Lee , Yu-Fan Lin , Jin-Hui Jiang , Yu-Jou Hsiao , Chih-Chung Hsu , Yu-Lun Liu

The state-of-the-art in discriminative unsupervised surface anomaly detection relies on external datasets for synthesizing anomaly-augmented training images. Such approaches are prone to failure on near-in-distribution anomalies since these…

计算机视觉与模式识别 · 计算机科学 2022-11-28 Vitjan Zavrtanik , Matej Kristan , Danijel Skočaj

In this work, we introduce a challenging image restoration task, referred to as SuperInpaint, which aims to reconstruct missing regions in low-resolution images and generate completed images with arbitrarily higher resolutions. We have…

计算机视觉与模式识别 · 计算机科学 2023-07-28 Canyu Zhang , Qing Guo , Xiaoguang Li , Renjie Wan , Hongkai Yu , Ivor Tsang , Song Wang

SDF-based differential rendering frameworks have achieved state-of-the-art multiview 3D shape reconstruction. In this work, we re-examine this family of approaches by minimally reformulating its core appearance model in a way that…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Briac Toussaint , Diego Thomas , Jean-Sébastien Franco

Real-world image super-resolution is particularly challenging for diffusion models because real degradations are complex, heterogeneous, and rarely modeled explicitly. We propose a degradation-aware and structure-preserving diffusion…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Yang Ji , Zonghao Chen , Zhihao Xue , Junqin Hu

Different from traditional image super-resolution task, real image super-resolution(Real-SR) focus on the relationship between real-world high-resolution(HR) and low-resolution(LR) image. Most of the traditional image SR obtains the LR…

计算机视觉与模式识别 · 计算机科学 2020-04-22 Yukai Shi , Haoyu Zhong , Zhijing Yang , Xiaojun Yang , Liang Lin

We introduce Frequency Domain Perceptual Loss (FDPL), a loss function for single image super resolution (SR). Unlike previous loss functions used to train SR models, which are all calculated in the pixel (spatial) domain, FDPL is computed…

图像与视频处理 · 电气工程与系统科学 2020-07-27 Shane D. Sims

Real-world image super-resolution (RISR) has received increased focus for improving the quality of SR images under unknown complex degradation. Existing methods rely on the heavy SR models to enhance low-resolution (LR) images of different…

计算机视觉与模式识别 · 计算机科学 2023-01-03 Junbo Qiao , Shaohui Lin , Yunlun Zhang , Wei Li , Jie Hu , Gaoqi He , Changbo Wang , Lizhuang Ma

A number of reconstruction methods have been proposed recently for accelerated functional Magnetic Resonance Imaging (fMRI) data collection. However, existing methods suffer with the challenge of greater artifacts at high acceleration…

医学物理 · 物理学 2017-11-03 Priya Aggarwal , Anubha Gupta

Multi-contrast magnetic resonance imaging (MRI) super-resolution intends to reconstruct high-resolution (HR) images from low-resolution (LR) scans by leveraging structural information present in HR reference images acquired with different…

计算机视觉与模式识别 · 计算机科学 2025-12-22 Xianming Gu , Lihui Wang , Ying Cao , Zeyu Deng , Yingfeng Ou , Guodong Hu , Yi Chen

Thermal infrared image enhancement aims to restore high-quality images from complex compound degradations. Existing all-in-one approaches typically employ a single shared backbone to handle diverse degradations, which causes gradient…

计算机视觉与模式识别 · 计算机科学 2026-04-28 Pu Li , Huafeng Li , Yafei Zhang , Yu Liu , Wen Wang

The outstanding pattern recognition performance of deep learning brings new vitality to the synthetic aperture radar (SAR) automatic target recognition (ATR). However, there is a limitation in current deep learning based ATR solution that…

计算机视觉与模式识别 · 计算机科学 2017-12-27 Fan Zhang , Chen Hu , Qiang Yin , Wei Li , Hengchao Li , Wen Hong

Recognizing characters from low-resolution (LR) text images poses a significant challenge due to the information deficiency as well as the noise and blur in low-quality images. Current solutions for low-resolution text recognition (LTR)…

计算机视觉与模式识别 · 计算机科学 2023-08-08 Hang Guo , Tao Dai , Mingyan Zhu , Guanghao Meng , Bin Chen , Zhi Wang , Shu-Tao Xia

Hybrid-distorted image restoration (HD-IR) is dedicated to restore real distorted image that is degraded by multiple distortions. Existing HD-IR approaches usually ignore the inherent interference among hybrid distortions which compromises…

计算机视觉与模式识别 · 计算机科学 2020-07-23 Xin Li , Xin Jin , Jianxin Lin , Tao Yu , Sen Liu , Yaojun Wu , Wei Zhou , Zhibo Chen

Dual-energy computed tomography (DECT) enables material-specific imaging through acquisitions at two different X-ray energy spectra. Material decomposition from DECT data is an ill-posed inverse problem that is highly sensitive to noise…

Recently, convolutional neural networks have shown promising performance for single-image super-resolution. In this paper, we propose Deep Artifact-Free Residual (DAFR) network which uses the merits of both residual learning and usage of…

图像与视频处理 · 电气工程与系统科学 2020-09-29 Hamdollah Nasrollahi , Kamran Farajzadeh , Vahid Hosseini , Esmaeil Zarezadeh , Milad Abdollahzadeh

3D volumetric reconstruction from incomplete or noisy measurements is a fundamental problem in medical imaging and computational tomography. Deep image prior (DIP)-based methods have recently shown strong capability for solving inverse…

计算工程、金融与科学 · 计算机科学 2026-05-29 Haijie Yuan , Chaoyan Huang , Srijita Bandopadhyay , Liyue Shen , Saiprasad Ravishankar

Knowledge distillation is an effective and hardware-friendly method, which plays a key role in lightweighting remote sensing object detection. However, existing distillation methods often encounter the issue of mixed features in remote…

计算机视觉与模式识别 · 计算机科学 2025-12-05 Xiangyi Gao , Danpei Zhao , Bo Yuan , Wentao Li