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Consistency models are a nascent family of generative models that can sample high quality data in one step without the need for adversarial training. Current consistency models achieve optimal sample quality by distilling from pre-trained…

Machine Learning · Computer Science 2023-10-24 Yang Song , Prafulla Dhariwal

Recently, Self-supervised learning methods able to perform image denoising without ground truth labels have been proposed. These methods create low-quality images by adding random or Gaussian noise to images and then train a model for…

Image and Video Processing · Electrical Eng. & Systems 2021-04-07 Dongkyu Won , Euijin Jung , Sion An , Philip Chikontwe , Sang Hyun Park

Stable Diffusion (SD) has gained a lot of attention in recent years in the field of Generative AI thus helping in synthesizing medical imaging data with distinct features. The aim is to contribute to the ongoing effort focused on overcoming…

Computer Vision and Pattern Recognition · Computer Science 2024-02-13 Ayman Abaid , Muhammad Ali Farooq , Niamh Hynes , Peter Corcoran , Ihsan Ullah

Diffusion models have achieved state-of-the-art image generation. However, the random Gaussian noise used to start the diffusion process influences the final output, causing variations in image quality and prompt adherence. Existing…

Computer Vision and Pattern Recognition · Computer Science 2025-09-18 Harvey Mannering , Zhiwu Huang , Adam Prugel-Bennett

Diffusion models have achieved remarkable success in image and video generation. In this work, we demonstrate that diffusion models can also \textit{generate high-performing neural network parameters}. Our approach is simple, utilizing an…

Machine Learning · Computer Science 2025-01-03 Kai Wang , Dongwen Tang , Boya Zeng , Yida Yin , Zhaopan Xu , Yukun Zhou , Zelin Zang , Trevor Darrell , Zhuang Liu , Yang You

Discriminative classifiers have become a foundational tool in deep learning for medical imaging, excelling at learning separable features of complex data distributions. However, these models often need careful design, augmentation, and…

Computer Vision and Pattern Recognition · Computer Science 2025-08-11 Gian Mario Favero , Parham Saremi , Emily Kaczmarek , Brennan Nichyporuk , Tal Arbel

We introduce a stop-code tolerant (SCT) approach to training recurrent convolutional neural networks for lossy image compression. Our methods introduce a multi-pass training method to combine the training goals of high-quality…

Computer Vision and Pattern Recognition · Computer Science 2017-05-19 Michele Covell , Nick Johnston , David Minnen , Sung Jin Hwang , Joel Shor , Saurabh Singh , Damien Vincent , George Toderici

Recent advances in diffusion models have demonstrated exceptional performance in generative tasks across vari-ous fields. In positron emission tomography (PET), the reduction in tracer dose leads to information loss in sino-grams. Using…

Machine Learning · Computer Science 2024-11-11 Xingyu Ai , Bin Huang , Fang Chen , Liu Shi , Binxuan Li , Shaoyu Wang , Qiegen Liu

Consistent human-centric image and video synthesis aims to generate images or videos with new poses while preserving appearance consistency with a given reference image, which is crucial for low-cost visual content creation. Recent advances…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 Mingdeng Cao , Chong Mou , Ziyang Yuan , Xintao Wang , Zhaoyang Zhang , Ying Shan , Yinqiang Zheng

Deep learning is a very promising technique for low-dose computed tomography (LDCT) image denoising. However, traditional deep learning methods require paired noisy and clean datasets, which are often difficult to obtain. This paper…

Image and Video Processing · Electrical Eng. & Systems 2023-08-15 Yuting Zhu , Qiang He , Yudong Yao , Yueyang Teng

Existing free-energy guided No-Reference Image Quality Assessment (NR-IQA) methods still suffer from finding a balance between learning feature information at the pixel level of the image and capturing high-level feature information and the…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Zhaoyang Wang , Bo Hu , Mingyang Zhang , Jie Li , Leida Li , Maoguo Gong , Xinbo Gao

Large-scale diffusion models have achieved state-of-the-art results on text-to-image synthesis (T2I) tasks. Despite their ability to generate high-quality yet creative images, we observe that attribution-binding and compositional…

Computer Vision and Pattern Recognition · Computer Science 2023-03-02 Weixi Feng , Xuehai He , Tsu-Jui Fu , Varun Jampani , Arjun Akula , Pradyumna Narayana , Sugato Basu , Xin Eric Wang , William Yang Wang

Generative modelling paradigms based on denoising diffusion processes have emerged as a leading candidate for conditional sampling in inverse problems. In many real-world applications, we often have access to large, expensively trained…

In clinical examinations and diagnoses, low-dose computed tomography (LDCT) is crucial for minimizing health risks compared with normal-dose computed tomography (NDCT). However, reducing the radiation dose compromises the signal-to-noise…

Image and Video Processing · Electrical Eng. & Systems 2024-07-02 Haoyu Zhao , Yuliang Gu , Zhou Zhao , Bo Du , Yongchao Xu , Rui Yu

Diffusion Transformers (DiTs) excel in generative tasks but face practical deployment challenges due to high inference costs. Feature caching, which stores and retrieves redundant computations, offers the potential for acceleration.…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Yushi Huang , Zining Wang , Ruihao Gong , Jing Liu , Xinjie Zhang , Jinyang Guo , Xianglong Liu , Jun Zhang

Diffusion models are emerging as powerful solutions for generating high-fidelity and diverse images, often surpassing GANs under many circumstances. However, their slow inference speed hinders their potential for real-time applications. To…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Luan Thanh Trinh , Tomoki Hamagami

This dissertation attempts to drive innovation in the field of generative modeling for computer vision, by exploring novel formulations of conditional generative models, and innovative applications in images, 3D animations, and video. Our…

Computer Vision and Pattern Recognition · Computer Science 2023-10-23 Vikram Voleti

This paper introduces a novel framework for image quality transfer based on conditional flow matching (CFM). Unlike conventional generative models that rely on iterative sampling or adversarial objectives, CFM learns a continuous flow…

Computer Vision and Pattern Recognition · Computer Science 2025-10-15 Huu Tien Nguyen , Ahmed Karam Eldaly

Conditional generative models of high-dimensional images have many applications, but supervision signals from conditions to images can be expensive to acquire. This paper describes Diffusion-Decoding models with Contrastive representations…

Machine Learning · Computer Science 2021-06-15 Abhishek Sinha , Jiaming Song , Chenlin Meng , Stefano Ermon

With the rapid development of image generation technologies, especially the advancement of Diffusion Models, the quality of synthesized images has significantly improved, raising concerns among researchers about information security. To…

Computer Vision and Pattern Recognition · Computer Science 2025-06-23 Weinan Guan , Wei Wang , Bo Peng , Ziwen He , Jing Dong , Haonan Cheng