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相关论文: Deep Diffusion Models and Unsupervised Hyperspectr…

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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

Hyperspectral images, which store a hundred or more spectral bands of reflectance, have become an important data source in natural and social sciences. Hyperspectral images are often generated in large quantities at a relatively coarse…

计算机视觉与模式识别 · 计算机科学 2022-04-29 Kangning Cui , Ruoning Li , Sam L. Polk , James M. Murphy , Robert J. Plemmons , Raymond H. Chan

In this paper, we introduce a novel linear model tailored for semisupervised/library-based unmixing. Our model incorporates considerations for library mismatch while enabling the enforcement of the abundance sum-to-one constraint (ASC).…

计算机视觉与模式识别 · 计算机科学 2024-10-01 Behnood Rasti , Alexandre Zouaoui , Julien Mairal , Jocelyn Chanussot

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…

计算机视觉与模式识别 · 计算机科学 2023-11-29 Ling Fu , Zijie Wu , Yingying Zhu , Yuliang Liu , Xiang Bai

Diffusion models have revolutionized image generation and editing, producing state-of-the-art results in conditioned and unconditioned image synthesis. While current techniques enable user control over the degree of change in an image edit,…

计算机视觉与模式识别 · 计算机科学 2024-03-01 Eran Levin , Ohad Fried

Sketches make an intuitive and powerful visual expression as they are fast executed freehand drawings. We present a method for synthesizing realistic photos from scene sketches. Without the need for sketch and photo pairs, our framework…

计算机视觉与模式识别 · 计算机科学 2022-09-08 Jiayun Wang , Sangryul Jeon , Stella X. Yu , Xi Zhang , Himanshu Arora , Yu Lou

Hyperspectral images (HSI) have become popular for analysing remotely sensed images in multiple domain like agriculture, medical. However, existing models struggle with complex relationships and characteristics of spectral-spatial data due…

计算机视觉与模式识别 · 计算机科学 2023-12-21 Neetu Sigger , Tuan Thanh Nguyen , Gianluca Tozzi , Quoc-Tuan Vien , Sinh Van Nguyen

Generating high-resolution images with generative models has recently been made widely accessible by leveraging diffusion models pre-trained on large-scale datasets. Various techniques, such as MultiDiffusion and SyncDiffusion, have further…

计算机视觉与模式识别 · 计算机科学 2025-01-08 Stanislav Frolov , Brian B. Moser , Andreas Dengel

The rapid progress in deep generative models has led to the creation of incredibly realistic synthetic images that are becoming increasingly difficult to distinguish from real-world data. The widespread use of Variational Models, Diffusion…

计算机视觉与模式识别 · 计算机科学 2025-01-13 Anant Mehta , Bryant McArthur , Nagarjuna Kolloju , Zhengzhong Tu

Generating realistic time series data is critical for applications in healthcare, finance, and science. However, irregular sampling and missing values present significant challenges. While prior methods address these irregularities, they…

机器学习 · 计算机科学 2025-10-09 Gal Fadlon , Idan Arbiv , Nimrod Berman , Omri Azencot

While supervised stereo matching and monocular depth estimation have advanced significantly with learning-based algorithms, self-supervised methods using stereo images as supervision signals have received relatively less focus and require…

计算机视觉与模式识别 · 计算机科学 2025-08-19 Zihua Liu , Yizhou Li , Songyan Zhang , Masatoshi Okutomi

Color-guided depth map super-resolution (CDSR) improve the spatial resolution of a low-quality depth map with the corresponding high-quality color map, benefiting various applications such as 3D reconstruction, virtual reality, and…

计算机视觉与模式识别 · 计算机科学 2023-11-17 Yuan Shi , Bin Xia , Rui Zhu , Qingmin Liao , Wenming Yang

In recent years, with the progress of deep learning technologies, crowd counting has been rapidly developed. In this work, we propose a simple yet effective crowd counting framework that is able to achieve the state-of-the-art performance…

计算机视觉与模式识别 · 计算机科学 2020-06-16 Yue Gu , Wenxi Liu

Medical image synthesis plays a crucial role in clinical workflows, addressing the common issue of missing imaging modalities due to factors such as extended scan times, scan corruption, artifacts, patient motion, and intolerance to…

图像与视频处理 · 电气工程与系统科学 2025-07-23 Xiaojiao Xiao , Qinmin Vivian Hu , Guanghui Wang

The recent wave of large-scale text-to-image diffusion models has dramatically increased our text-based image generation abilities. These models can generate realistic images for a staggering variety of prompts and exhibit impressive…

机器学习 · 计算机科学 2023-09-14 Alexander C. Li , Mihir Prabhudesai , Shivam Duggal , Ellis Brown , Deepak Pathak

Inspired by recent findings that generative diffusion models learn semantically meaningful representations, we use them to discover the intrinsic hierarchical structure in biomedical 3D images using unsupervised segmentation. We show that…

计算机视觉与模式识别 · 计算机科学 2023-10-11 Nurislam Tursynbek , Marc Niethammer

Denoising Diffusion Models (DDMs) have become a popular tool for generating high-quality samples from complex data distributions. These models are able to capture sophisticated patterns and structures in the data, and can generate samples…

计算机视觉与模式识别 · 计算机科学 2024-08-20 Emanuele Aiello , Diego Valsesia , Enrico Magli

The recently advanced unsupervised learning approaches use the siamese-like framework to compare two "views" from the same image for learning representations. Making the two views distinctive is a core to guarantee that unsupervised methods…

计算机视觉与模式识别 · 计算机科学 2022-02-18 Zhiqiang Shen , Zechun Liu , Zhuang Liu , Marios Savvides , Trevor Darrell , Eric Xing

3D shape matching is a long-standing problem in computer vision and computer graphics. While deep neural networks were shown to lead to state-of-the-art results in shape matching, existing learning-based approaches are limited in the…

计算机视觉与模式识别 · 计算机科学 2022-07-21 Dongliang Cao , Florian Bernard

Most algorithms for hyperspectral image unmixing produce point estimates of fractional abundances of the materials to be separated. However, in the absence of reliable ground truth, the ability to perform abundance uncertainty…

统计方法学 · 统计学 2026-03-26 Hector Blondel , Lucas Drumetz , Thierry Chonavel