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Digital Surface Models (DSM) offer a wealth of height information for understanding the Earth's surface as well as monitoring the existence or change in natural and man-made structures. Classical height estimation requires multi-view…

计算机视觉与模式识别 · 计算机科学 2023-04-27 Isaac Corley , Peyman Najafirad

Experts use retinal images and vessel trees to detect and diagnose various eye, blood circulation, and brain-related diseases. However, manual segmentation of retinal images is a time-consuming process that requires high expertise and is…

图像与视频处理 · 电气工程与系统科学 2023-08-17 Alnur Alimanov , Md Baharul Islam

Paucity of medical data severely limits the generalizability of diagnostic ML models, as the full spectrum of disease variability can not be represented by a small clinical dataset. To address this, diffusion models (DMs) have been…

计算机视觉与模式识别 · 计算机科学 2025-10-23 Janet Wang , Yunbei Zhang , Zhengming Ding , Jihun Hamm

Denoising diffusion probabilistic models (DDPMs) employ a sequence of white Gaussian noise samples to generate an image. In analogy with GANs, those noise maps could be considered as the latent code associated with the generated image.…

计算机视觉与模式识别 · 计算机科学 2024-04-10 Inbar Huberman-Spiegelglas , Vladimir Kulikov , Tomer Michaeli

Data augmentation plays a crucial role in deep learning, enhancing the generalization and robustness of learning-based models. Standard approaches involve simple transformations like rotations and flips for generating extra data. However,…

计算机视觉与模式识别 · 计算机科学 2024-08-27 Shichao Dong , Ze Yang , Guosheng Lin

Diffusion probabilistic models (DPMs) have exhibited significant effectiveness in computer vision tasks, particularly in image generation. However, their notable performance heavily relies on labelled datasets, which limits their…

计算机视觉与模式识别 · 计算机科学 2024-05-09 Keqiang Fan , Xiaohao Cai , Mahesan Niranjan

In computer-assisted surgery, automatically recognizing anatomical organs is crucial for understanding the surgical scene and providing intraoperative assistance. While machine learning models can identify such structures, their deployment…

计算机视觉与模式识别 · 计算机科学 2024-11-22 Danush Kumar Venkatesh , Dominik Rivoir , Micha Pfeiffer , Fiona Kolbinger , Stefanie Speidel

Deep generative models have emerged as promising tools for detecting arbitrary anomalies in data, dispensing with the necessity for manual labelling. Recently, autoregressive transformers have achieved state-of-the-art performance for…

Due to the high complexity and technical requirements of industrial production processes, surface defects will inevitably appear, which seriously affects the quality of products. Although existing lightweight detection networks are highly…

计算机视觉与模式识别 · 计算机科学 2024-08-27 Xuyi Yu

In this paper, we propose the Adversarial Denoising Diffusion Model (ADDM). The ADDM is based on the Denoising Diffusion Probabilistic Model (DDPM) but complementarily trained by adversarial learning. The proposed adversarial learning is…

图像与视频处理 · 电气工程与系统科学 2023-12-08 Jongmin Yu , Hyeontaek Oh , Jinhong Yang

Known for their impressive performance in generative modeling, diffusion models are attractive candidates for density-based anomaly detection. This paper investigates different variations of diffusion modeling for unsupervised and…

机器学习 · 计算机科学 2026-05-11 Victor Livernoche , Vineet Jain , Yashar Hezaveh , Siamak Ravanbakhsh

Reducing the requirement for densely annotated masks in medical image segmentation is important due to cost constraints. In this paper, we consider the problem of inferring pixel-level predictions of brain lesions by only using image-level…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Pedro Sanchez , Antanas Kascenas , Xiao Liu , Alison Q. O'Neil , Sotirios A. Tsaftaris

Advances in endoscopy use in surgeries face challenges like inadequate lighting. Deep learning, notably the Denoising Diffusion Probabilistic Model (DDPM), holds promise for low-light image enhancement in the medical field. However, DDPMs…

图像与视频处理 · 电气工程与系统科学 2024-05-20 Tong Chen , Qingcheng Lyu , Long Bai , Erjian Guo , Huxin Gao , Xiaoxiao Yang , Hongliang Ren , Luping Zhou

Machine learning in neurosurgery is limited by challenges in assembling large, high-quality imaging datasets. Synthetic data offers a scalable, privacy-preserving solution. We evaluated the feasibility of generating realistic lateral…

Diffusion magnetic resonance imaging datasets suffer from low Signal-to-Noise Ratio, especially at high b-values. Acquiring data at high b-values contains relevant information and is now of great interest for microstructural and…

计算机视觉与模式识别 · 计算机科学 2016-06-27 Samuel St-Jean , Pierrick Coupé , Maxime Descoteaux

AI fairness seeks to improve the transparency and explainability of AI systems by ensuring that their outcomes genuinely reflect the best interests of users. Data augmentation, which involves generating synthetic data from existing…

机器学习 · 计算机科学 2024-10-22 Christina Hastings Blow , Lijun Qian , Camille Gibson , Pamela Obiomon , Xishuang Dong

With the rapid development of artificial intelligence (AI), AI-assisted medical imaging analysis demonstrates remarkable performance in early lung cancer screening. However, the costly annotation process and privacy concerns limit the…

图像与视频处理 · 电气工程与系统科学 2025-08-14 Yifan Jiang , Yannick Lemaréchal , Sophie Plante , Josée Bafaro , Jessica Abi-Rjeile , Philippe Joubert , Philippe Després , Venkata Manem

In hyperspectral remote sensing field, some downstream dense prediction tasks, such as semantic segmentation (SS) and change detection (CD), rely on supervised learning to improve model performance and require a large amount of manually…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Wendi Liu , Pei Yang , Wenhui Hong , Xiaoguang Mei , Jiayi Ma

Latent diffusion models (LDMs) dominate high-quality image generation, yet integrating representation learning with generative modeling remains a challenge. We introduce a novel generative image modeling framework that seamlessly bridges…

计算机视觉与模式识别 · 计算机科学 2026-01-23 Theodoros Kouzelis , Efstathios Karypidis , Ioannis Kakogeorgiou , Spyros Gidaris , Nikos Komodakis

In this paper, conditional denoising diffusion probabilistic models (DDPMs) are proposed to enhance the data transmission and reconstruction over wireless channels. The underlying mechanism of DDPM is to decompose the data generation…

信息论 · 计算机科学 2024-11-21 Mehdi Letafati , Samad Ali , Matti Latva-aho