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相关论文: Video Summarization using Denoising Diffusion Prob…

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Text-guided video-to-video stylization transforms the visual appearance of a source video to a different appearance guided on textual prompts. Existing text-guided image diffusion models can be extended for stylized video synthesis.…

计算机视觉与模式识别 · 计算机科学 2023-11-27 Minshan Xie , Hanyuan Liu , Chengze Li , Tien-Tsin Wong

Denoising Diffusion Probabilistic Model (DDPM) has shown great competence in image and audio generation tasks. However, there exist few attempts to employ DDPM in the text generation, especially review generation under recommendation…

信息检索 · 计算机科学 2026-03-04 Ling Li , Shaohua Li , June Tay , Huijing Zhan

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

This report presents the comprehensive implementation, evaluation, and optimization of Denoising Diffusion Probabilistic Models (DDPMs) and Denoising Diffusion Implicit Models (DDIMs), which are state-of-the-art generative models. During…

计算机视觉与模式识别 · 计算机科学 2024-12-20 Jaineet Shah , Michael Gromis , Rickston Pinto

Medical image segmentation is a challenging task, made more difficult by many datasets' limited size and annotations. Denoising diffusion probabilistic models (DDPM) have recently shown promise in modelling the distribution of natural…

计算机视觉与模式识别 · 计算机科学 2023-11-14 Margherita Rosnati , Melanie Roschewitz , Ben Glocker

In order to improve the quality of synthesized videos, currently, one predominant method involves retraining an expert diffusion model and then implementing a noising-denoising process for refinement. Despite the significant training costs,…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Qinyu Yang , Haoxin Chen , Yong Zhang , Menghan Xia , Xiaodong Cun , Zhixun Su , Ying Shan

Audio and vision are two main modalities in video data. Multimodal learning, especially for audiovisual learning, has drawn considerable attention recently, which can boost the performance of various computer vision tasks. However, in video…

计算机视觉与模式识别 · 计算机科学 2021-05-18 Bin Zhao , Maoguo Gong , Xuelong Li

We propose a graph-based representation learning framework for video summarization. First, we convert an input video to a graph where nodes correspond to each of the video frames. Then, we impose sparsity on the graph by connecting only…

计算机视觉与模式识别 · 计算机科学 2024-04-17 Jose M. Rojas Chaves , Subarna Tripathi

Diffusion models have emerged as a prominent technique in generative modeling with neural networks, making their mark in tasks like text-to-image translation and super-resolution. In this tutorial, we provide a comprehensive guide to build…

图像与视频处理 · 电气工程与系统科学 2025-01-24 Harshith Bachimanchi , Giovanni Volpe

Most video summarization approaches have focused on extracting a summary from a single video; we propose an unsupervised framework for summarizing a collection of videos. We observe that each video in the collection may contain some…

计算机视觉与模式识别 · 计算机科学 2017-10-11 Rameswar Panda , Niluthpol Chowdhury Mithun , Amit K. Roy-Chowdhury

Denoising diffusion probabilistic models that were initially proposed for realistic image generation have recently shown success in various perception tasks (e.g., object detection and image segmentation) and are increasingly gaining…

计算机视觉与模式识别 · 计算机科学 2023-08-08 Runyang Feng , Yixing Gao , Tze Ho Elden Tse , Xueqing Ma , Hyung Jin Chang

How diffusion models generalize beyond their training set is not known, and is somewhat mysterious given two facts: the optimum of the denoising score matching (DSM) objective usually used to train diffusion models is the score function of…

机器学习 · 计算机科学 2025-04-18 John J. Vastola

Generating realistic motions for digital humans is a core but challenging part of computer animations and games, as human motions are both diverse in content and rich in styles. While the latest deep learning approaches have made…

计算机视觉与模式识别 · 计算机科学 2022-12-19 Ziyi Chang , Edmund J. C. Findlay , Haozheng Zhang , Hubert P. H. Shum

Recently, research on denoising diffusion models has expanded its application to the field of image restoration. Traditional diffusion-based image restoration methods utilize degraded images as conditional input to effectively guide the…

计算机视觉与模式识别 · 计算机科学 2024-10-25 Zhenning Shi , Haoshuai Zheng , Chen Xu , Changsheng Dong , Bin Pan , Xueshuo Xie , Along He , Tao Li , Huazhu Fu

Recent advances in imaging and high-performance computing have made it possible to image the entire human brain at the cellular level. This is the basis to study the multi-scale architecture of the brain regarding its subdivision into brain…

图像与视频处理 · 电气工程与系统科学 2023-11-29 Jan-Oliver Kropp , Christian Schiffer , Katrin Amunts , Timo Dickscheid

In the Internet, ubiquitous presence of redundant, unedited, raw videos has made video summarization an important problem. Traditional methods of video summarization employ a heuristic set of hand-crafted features, which in many cases fail…

计算机视觉与模式识别 · 计算机科学 2017-08-24 Mohaiminul Al Nahian , A. S. M. Iftekhar , Mohammad Tariqul Islam , S. M. Mahbubur Rahman , Dimitrios Hatzinakos

Video is an essential imaging modality for diagnostics, e.g. in ultrasound imaging, for endoscopy, or movement assessment. However, video hasn't received a lot of attention in the medical image analysis community. In the clinical practice,…

计算机视觉与模式识别 · 计算机科学 2020-05-20 Tianrui Liu , Qingjie Meng , Athanasios Vlontzos , Jeremy Tan , Daniel Rueckert , Bernhard Kainz

Diffusion models (DMs) have become the dominant paradigm of generative modeling in a variety of domains by learning stochastic processes from noise to data. Recently, diffusion denoising bridge models (DDBMs), a new formulation of…

机器学习 · 计算机科学 2024-11-01 Guande He , Kaiwen Zheng , Jianfei Chen , Fan Bao , Jun Zhu

Diffusion models have made significant strides in image generation, mastering tasks such as unconditional image synthesis, text-image translation, and image-to-image conversions. However, their capability falls short in the realm of video…

计算机视觉与模式识别 · 计算机科学 2024-12-10 Gaurav Shrivastava , Abhinav Shrivastava

Denoising diffusion probabilistic models (DDPMs) have achieved impressive performance on various image generation tasks, including image super-resolution. By learning to reverse the process of gradually diffusing the data distribution into…

图像与视频处理 · 电气工程与系统科学 2023-07-25 Kai Zhao , Alex Ling Yu Hung , Kaifeng Pang , Haoxin Zheng , Kyunghyun Sung