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Medical image segmentation is a fundamental and critical step in many image-guided clinical approaches. Recent success of deep learning-based segmentation methods usually relies on a large amount of labeled data, which is particularly…

计算机视觉与模式识别 · 计算机科学 2023-11-15 Rushi Jiao , Yichi Zhang , Le Ding , Rong Cai , Jicong Zhang

Diffusion Probabilistic Methods are employed for state-of-the-art image generation. In this work, we present a method for extending such models for performing image segmentation. The method learns end-to-end, without relying on a…

计算机视觉与模式识别 · 计算机科学 2022-09-08 Tomer Amit , Tal Shaharbany , Eliya Nachmani , Lior Wolf

Denoising Diffusion Probabilistic Model (DDPM) is able to make flexible conditional image generation from prior noise to real data, by introducing an independent noise-aware classifier to provide conditional gradient guidance at each time…

计算机视觉与模式识别 · 计算机科学 2022-09-21 Shengming Li , Guangcong Zheng , Hui Wang , Taiping Yao , Yang Chen , Shoudong Ding , Xi Li

Diffusion Probabilistic Models (DPMs) are generative models showing competitive performance in various domains, including image synthesis and 3D point cloud generation. Sampling from pre-trained DPMs involves multiple neural function…

机器学习 · 计算机科学 2025-05-21 Vinh Tong , Hoang Trung-Dung , Anji Liu , Guy Van den Broeck , Mathias Niepert

Diffusion models have shown impressive performance for image generation, often times outperforming other generative models. Since their introduction, researchers have extended the powerful noise-to-image denoising pipeline to discriminative…

图像与视频处理 · 电气工程与系统科学 2023-12-21 Fahim Ahmed Zaman , Mathews Jacob , Amanda Chang , Kan Liu , Milan Sonka , Xiaodong Wu

In this work, we propose a method that leverages CLIP feature distillation, achieving efficient 3D segmentation through language guidance. Unlike previous methods that rely on multi-scale CLIP features and are limited by processing speed…

计算机视觉与模式识别 · 计算机科学 2025-02-03 Xingyu Miao , Haoran Duan , Yang Bai , Tejal Shah , Jun Song , Yang Long , Rajiv Ranjan , Ling Shao

Diffusion Probabilistic Models (DPMs) have emerged as a powerful class of deep generative models, achieving remarkable performance in image synthesis tasks. However, these models face challenges in terms of widespread adoption due to their…

计算机视觉与模式识别 · 计算机科学 2024-06-03 Kidist Amde Mekonnen , Nicola Dall'Asen , Paolo Rota

We present a masked-guided approach for a denoising diffusion probabilistic model (DDPM) trained to generate and inpaint realistic radio galaxy images. The inpainting capability is particularly relevant for reconstructing incomplete…

星系天体物理 · 物理学 2026-05-26 Rémi Poitevineau , Emma Tolley , Verlon Etsebeth

The Diffusion Model has not only garnered noteworthy achievements in the realm of image generation but has also demonstrated its potential as an effective pretraining method utilizing unlabeled data. Drawing from the extensive potential…

计算机视觉与模式识别 · 计算机科学 2024-10-30 Muzhi Zhu , Yang Liu , Zekai Luo , Chenchen Jing , Hao Chen , Guangkai Xu , Xinlong Wang , Chunhua Shen

Denoising Diffusion Probabilistic Models (DDPMs) represent a contemporary class of generative models with exceptional qualities in both synthesis and maximizing the data likelihood. These models work by traversing a forward Markov Chain…

机器学习 · 计算机科学 2024-09-16 Hang Li , Wei Jin , Geri Skenderi , Harry Shomer , Wenzhuo Tang , Wenqi Fan , Jiliang Tang

Preparing training data for deep vision models is a labor-intensive task. To address this, generative models have emerged as an effective solution for generating synthetic data. While current generative models produce image-level category…

计算机视觉与模式识别 · 计算机科学 2023-11-14 Quang Nguyen , Truong Vu , Anh Tran , Khoi Nguyen

Learning-based 3D shape segmentation is usually formulated as a semantic labeling problem, assuming that all parts of training shapes are annotated with a given set of tags. This assumption, however, is impractical for learning fine-grained…

计算机视觉与模式识别 · 计算机科学 2022-01-14 Xiaogang Wang , Xun Sun , Xinyu Cao , Kai Xu , Bin Zhou

Denoising diffusion probabilistic models have recently demonstrated state-of-the-art generative performance and have been used as strong pixel-level representation learners. This paper decomposes the interrelation between the generative…

计算机视觉与模式识别 · 计算机科学 2024-04-16 Zixuan Pan , Jianxu Chen , Yiyu Shi

Semantic segmentation of medical images with deep learning models is rapidly developed. In this study, we benchmarked state-of-the-art deep learning segmentation algorithms on our clinical stereotactic radiosurgery dataset, demonstrating…

图像与视频处理 · 电气工程与系统科学 2020-07-24 Siang-Ruei Wu , Hao-Yun Chang , Florence T Su , Heng-Chun Liao , Wanju Tseng , Chun-Chih Liao , Feipei Lai , Feng-Ming Hsu , Furen Xiao

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

Obtaining manual annotations for large datasets for supervised training of deep learning (DL) models is challenging. The availability of large unlabeled datasets compared to labeled ones motivate the use of self-supervised pretraining to…

计算机视觉与模式识别 · 计算机科学 2022-05-27 Lavanya Umapathy , Zhiyang Fu , Rohit Philip , Diego Martin , Maria Altbach , Ali Bilgin

Semantic segmentation is a crucial task in medical imaging. Although supervised learning techniques have proven to be effective in performing this task, they heavily depend on large amounts of annotated training data. The recently…

计算机视觉与模式识别 · 计算机科学 2024-11-20 Ron Keuth , Lasse Hansen , Maren Balks , Ronja Jäger , Anne-Nele Schröder , Ludger Tüshaus , Mattias Heinrich

Nowadays, denoising diffusion probabilistic models have been adapted for many image segmentation tasks. However, existing end-to-end models have already demonstrated remarkable capabilities. Rather than using denoising diffusion…

计算机视觉与模式识别 · 计算机科学 2023-12-07 Shi Zhenning , Dong Changsheng , Xie Xueshuo , Pan Bin , He Along , Li Tao

In this study, we aim to develop a model that comprehends a natural language instruction (e.g., "Go to the living room and get the nearest pillow to the radio art on the wall") and generates a segmentation mask for the target everyday…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Yui Iioka , Yu Yoshida , Yuiga Wada , Shumpei Hatanaka , Komei Sugiura

Semantic medical image segmentation using deep learning has recently achieved high accuracy, making it appealing to clinical problems such as radiation therapy. However, the lack of high-quality semantically labelled data remains a…

图像与视频处理 · 电气工程与系统科学 2023-03-13 Wei Dai , Siyu Liu , Craig B. Engstrom , Shekhar S. Chandra