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In supervised learning for image denoising, usually the paired clean images and noisy images are collected or synthesised to train a denoising model. L2 norm loss or other distance functions are used as the objective function for training.…

计算机视觉与模式识别 · 计算机科学 2023-02-07 Yutong Xie , Minne Yuan , Bin Dong , Quanzheng Li

Hyperspectral unmixing is an important remote sensing task with applications including material identification and analysis. Characteristic spectral features make many pure materials identifiable from their visible-to-infrared spectra, but…

计算机视觉与模式识别 · 计算机科学 2020-07-14 John Janiczek , Parth Thaker , Gautam Dasarathy , Christopher S. Edwards , Philip Christensen , Suren Jayasuriya

We address hyperspectral image (HSI) synthesis, a problem that has garnered growing interest yet remains constrained by the conditional generative paradigms that limit sample diversity. While diffusion models have emerged as a…

计算机视觉与模式识别 · 计算机科学 2025-08-20 Shiyu Shen , Bin Pan , Ziye Zhang , Zhenwei Shi

In recent years, Generative Adversarial Networks have achieved impressive results in photorealistic image synthesis. This progress nurtures hopes that one day the classical rendering pipeline can be replaced by efficient models that are…

计算机视觉与模式识别 · 计算机科学 2020-03-25 Yiyi Liao , Katja Schwarz , Lars Mescheder , Andreas Geiger

In this paper, we consider optimal linear sensor fusion for obtaining a remote state estimate of a linear process based on the sensor data transmitted over lossy channels. There is no local observability guarantee for any of the sensors. It…

系统与控制 · 电气工程与系统科学 2021-02-16 Yuchi Wu , Kemi Ding , Yuzhe Li , Ling Shi

Mesh reconstruction from multi-view images is a fundamental problem in computer vision, but its performance degrades significantly under sparse-view conditions, especially in unseen regions where no ground-truth observations are available.…

计算机视觉与模式识别 · 计算机科学 2026-01-28 Haoyang Wang , Liming Liu , Peiheng Wang , Junlin Hao , Jiangkai Wu , Xinggong Zhang

This paper addresses the problem of remote sensing image pan-sharpening from the perspective of generative adversarial learning. We propose a novel deep neural network based method named PSGAN. To the best of our knowledge, this is one of…

计算机视觉与模式识别 · 计算机科学 2020-12-22 Qingjie Liu , Huanyu Zhou , Qizhi Xu , Xiangyu Liu , Yunhong Wang

High-precision controllable remote sensing image generation is both meaningful and challenging. Existing diffusion models often produce low-fidelity images due to their inability to adequately capture morphological details, which may affect…

计算机视觉与模式识别 · 计算机科学 2026-02-04 Ziqi Ye , Shuran Ma , Jie Yang , Xiaoyi Yang , Yi Yang , Ziyang Gong , Xue Yang , Haipeng Wang

Multi-focus image fusion technologies compress different focus depth images into an image in which most objects are in focus. However, although existing image fusion techniques, including traditional algorithms and deep learning-based…

计算机视觉与模式识别 · 计算机科学 2020-01-06 Xiebo Geng , Sibo Liua , Wei Han , Xu Li , Jiabo Ma , Jingya Yu , Xiuli Liu , Sahoqun Zeng , Li Chen , Shenghua Cheng

Single-image super-resolution is a fundamental task for vision applications to enhance the image quality with respect to spatial resolution. If the input image contains degraded pixels, the artifacts caused by the degradation could be…

计算机视觉与模式识别 · 计算机科学 2018-07-31 Xinyi Zhang , Hang Dong , Zhe Hu , Wei-Sheng Lai , Fei Wang , Ming-Hsuan Yang

We propose a novel method for adjusting luminance for multi-exposure image fusion. For the adjustment, two novel scene segmentation approaches based on luminance distribution are also proposed. Multi-exposure image fusion is a method for…

多媒体 · 计算机科学 2019-04-23 Yuma Kinoshita , Hitoshi Kiya

In remote sensing, image fusion technique is a useful tool used to fuse high spatial resolution panchromatic images (PAN) with lower spatial resolution multispectral images (MS) to create a high spatial resolution multispectral of image…

计算机视觉与模式识别 · 计算机科学 2012-09-18 Firouz Abdullah Al-Wassai , N. V. Kalyankar , Ali A. Al-Zuky

Binary change detection in bi-temporal co-registered hyperspectral images is a challenging task due to a large number of spectral bands present in the data. Researchers, therefore, try to handle it by reducing dimensions. The proposed work…

计算机视觉与模式识别 · 计算机科学 2021-09-13 Debasrita Chakraborty , Ashish Ghosh

The problem of unsupervised learning and segmentation of hyperspectral images is a significant challenge in remote sensing. The high dimensionality of hyperspectral data, presence of substantial noise, and overlap of classes all contribute…

计算机视觉与模式识别 · 计算机科学 2018-10-17 James M. Murphy , Mauro Maggioni

The availability of data is limited in some fields, especially for object detection tasks, where it is necessary to have correctly labeled bounding boxes around each object. A notable example of such data scarcity is found in the domain of…

计算机视觉与模式识别 · 计算机科学 2024-09-11 Matteo Paiano , Stefano Martina , Carlotta Giannelli , Filippo Caruso

Visible-infrared image fusion is crucial in key applications such as autonomous driving and nighttime surveillance. Its main goal is to integrate multimodal information to produce enhanced images that are better suited for downstream tasks.…

计算机视觉与模式识别 · 计算机科学 2025-10-15 Xiaopeng Liu , Yupei Lin , Sen Zhang , Xiao Wang , Yukai Shi , Liang Lin

The rapid progression of generative AI (GenAI) technologies has heightened concerns regarding the misuse of AI-generated imagery. To address this issue, robust detection methods have emerged as particularly compelling, especially in…

图形学 · 计算机科学 2025-04-07 Hongfei Cai , Chi Liu , Sheng Shen , Youyang Qu , Peng Gui

Hyperspectral (HS) images contain detailed spectral information that has proven crucial in applications like remote sensing, surveillance, and astronomy. However, because of hardware limitations of HS cameras, the captured images have low…

图像与视频处理 · 电气工程与系统科学 2021-06-15 Marija Vella , Bowen Zhang , Wei Chen , João F. C. Mota

This paper presents a deep learning-based estimation of the intensity component of MultiSpectral bands by considering joint multiplication of the neighbouring spectral bands. This estimation is conducted as part of the component…

图像与视频处理 · 电气工程与系统科学 2021-02-09 Arian Azarang , Nasser Kehtarnavaz

Deep neural networks for image quality enhancement typically need large quantities of highly-curated training data comprising pairs of low-quality images and their corresponding high-quality images. While high-quality image acquisition is…

图像与视频处理 · 电气工程与系统科学 2021-06-30 Uddeshya Upadhyay , Suyash Awate