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Related papers: FB-Diff: Fourier Basis-guided Diffusion for Tempor…

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Denosing diffusion model, as a generative model, has received a lot of attention in the field of image generation recently, thanks to its powerful generation capability. However, diffusion models have not yet received sufficient research in…

Computer Vision and Pattern Recognition · Computer Science 2023-04-12 ZiHan Cao , ShiQi Cao , Xiao Wu , JunMing Hou , Ran Ran , Liang-Jian Deng

With large-scale text-to-image (T2I) diffusion models achieving significant advancements in open-domain image creation, increasing attention has been focused on their natural extension to the realm of text-driven image-to-image (I2I)…

Computer Vision and Pattern Recognition · Computer Science 2026-01-28 Xiang Gao , Yunpeng Jia

Denoising diffusion models hold great promise for generating diverse and realistic human motions. However, existing motion diffusion models largely disregard the laws of physics in the diffusion process and often generate…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Ye Yuan , Jiaming Song , Umar Iqbal , Arash Vahdat , Jan Kautz

Diffusion models have demonstrated their ability to generate diverse and high-quality images, sparking considerable interest in their potential for real image editing applications. However, existing diffusion-based approaches for local…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Wenjing Huang , Shikui Tu , Lei Xu

Scene extrapolation -- the idea of generating novel views by flying into a given image -- is a promising, yet challenging task. For each predicted frame, a joint inpainting and 3D refinement problem has to be solved, which is ill posed and…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Shengqu Cai , Eric Ryan Chan , Songyou Peng , Mohamad Shahbazi , Anton Obukhov , Luc Van Gool , Gordon Wetzstein

Image diffusion models are trained on independently sampled static images. While this is the bedrock task protocol in generative modeling, capturing the temporal world through the lens of static snapshots is information-deficient by design.…

Computer Vision and Pattern Recognition · Computer Science 2025-09-05 Juhun Lee , Simon S. Woo

Cardiac Magnetic Resonance (CMR) imaging is a critical tool for diagnosing and managing cardiovascular disease, yet its utility is often limited by the sparse acquisition of 2D short-axis slices, resulting in incomplete volumetric…

Image and Video Processing · Electrical Eng. & Systems 2025-08-22 Niklas Bubeck , Suprosanna Shit , Chen Chen , Can Zhao , Pengfei Guo , Dong Yang , Georg Zitzlsberger , Daguang Xu , Bernhard Kainz , Daniel Rueckert , Jiazhen Pan

Different modalities of medical images provide unique physiological and anatomical information for diseases. Multi-modal medical image fusion integrates useful information from different complementary medical images with different…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Yushen Xu , Xiaosong Li , Yuchun Wang , Xiaoqi Cheng , Huafeng Li , Haishu Tan

Ultrashort-pulse propagation in graded-index multimode fibers is a highly nonlinear phenomenon driven by several physical processes. Although conventional numerical solvers can reproduce this behavior with high fidelity, their computational…

Optics · Physics 2025-12-24 Dinesh Kumar Murugan , Nithyanandan Kanagaraj

The quality of fetal MRI is significantly affected by unpredictable and substantial fetal motion, leading to the introduction of artifacts even when fast acquisition sequences are employed. The development of 3D real-time fetal pose…

Image and Video Processing · Electrical Eng. & Systems 2024-04-02 Molin Zhang , Polina Golland , Patricia Ellen Grant , Elfar Adalsteinsson

A precise spatial delivery of the radiation dose is crucial for the treatment success in radiotherapy. In the lung and upper abdominal region, respiratory motion introduces significant treatment uncertainties, requiring special motion…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Jan Boysen , Hristina Uzunova , Heinz Handels , Jan Ehrhardt

Recently, researchers have proposed various deep learning methods to accurately detect infrared targets with the characteristics of indistinct shape and texture. Due to the limited variety of infrared datasets, training deep learning models…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Yukai Shi , Yupei Lin , Pengxu Wei , Xiaoyu Xian , Tianshui Chen , Liang Lin

We study the problem of generating intermediate images from image pairs with large motion while maintaining semantic consistency. Due to the large motion, the intermediate semantic information may be absent in input images. Existing methods…

Computer Vision and Pattern Recognition · Computer Science 2024-09-19 Liao Shen , Tianqi Liu , Huiqiang Sun , Xinyi Ye , Baopu Li , Jianming Zhang , Zhiguo Cao

Diffusion models are proficient at generating high-quality images. They are however effective only when operating at the resolution used during training. Inference at a scaled resolution leads to repetitive patterns and structural…

Computer Vision and Pattern Recognition · Computer Science 2024-11-28 Haosen Yang , Adrian Bulat , Isma Hadji , Hai X. Pham , Xiatian Zhu , Georgios Tzimiropoulos , Brais Martinez

The progression of Idiopathic Pulmonary Fibrosis (IPF) significantly correlates with higher patient mortality rates. Early detection of IPF progression is critical for initiating timely treatment, which can effectively slow down the…

Image and Video Processing · Electrical Eng. & Systems 2024-08-06 Caiwen Jiang , Xiaodan Xing , Zaixin Ou , Mianxin Liu , Walsh Simon , Guang Yang , Dinggang Shen

Unsupervised deformable image registration is one of the challenging tasks in medical imaging. Obtaining a high-quality deformation field while preserving deformation topology remains demanding amid a series of deep-learning-based…

Computer Vision and Pattern Recognition · Computer Science 2023-07-25 Yi Qin , Xiaomeng Li

Face video restoration (FVR) is a challenging but important problem where one seeks to recover a perceptually realistic face videos from a low-quality input. While diffusion probabilistic models (DPMs) have been shown to achieve remarkable…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Zihao Zou , Jiaming Liu , Shirin Shoushtari , Yubo Wang , Weijie Gan , Ulugbek S. Kamilov

Diffusion probability models have shown significant promise in offline reinforcement learning by directly modeling trajectory sequences. However, existing approaches primarily focus on time-domain features while overlooking frequency-domain…

Machine Learning · Computer Science 2025-09-25 Yifu Luo , Yongzhe Chang , Xueqian Wang

Temporal interpolation often plays a crucial role to learn meaningful representations in dynamic scenes. In this paper, we propose a novel method to train spatiotemporal neural radiance fields of dynamic scenes based on temporal…

Computer Vision and Pattern Recognition · Computer Science 2023-03-30 Sungheon Park , Minjung Son , Seokhwan Jang , Young Chun Ahn , Ji-Yeon Kim , Nahyup Kang

This paper presents an analytical framework for the analysis of time-varying metal-based metamaterials. Concretely, we particularize the study to time-modulated metal-air interfaces embedded between two different semi-infinite media that…