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Ill-posed imaging inverse problems remain challenging due to the ambiguity in mapping degraded observations to clean images. Diffusion-based generative priors have recently shown promise, but typically rely on computationally intensive…

图像与视频处理 · 电气工程与系统科学 2026-02-13 Ayush Varshney , Katherine L. Bouman , Berthy T. Feng

Stable Diffusion has advanced text-to-image synthesis, but training models to generate images with accurate object quantity is still difficult due to the high computational cost and the challenge of teaching models the abstract concept of…

计算机视觉与模式识别 · 计算机科学 2025-05-08 Yanyu Li , Pencheng Wan , Liang Han , Yaowei Wang , Liqiang Nie , Min Zhang

Diffusion models have emerged as a dominant paradigm for generative modeling across a wide range of domains, including prompt-conditional generation. The vast majority of samplers, however, rely on forward discretization of the reverse…

计算机视觉与模式识别 · 计算机科学 2025-12-01 Zhenghan Fang , Jian Zheng , Qiaozi Gao , Xiaofeng Gao , Jeremias Sulam

Image diffusion models, trained on massive image collections, have emerged as the most versatile image generator model in terms of quality and diversity. They support inverting real images and conditional (e.g., text) generation, making…

计算机视觉与模式识别 · 计算机科学 2023-03-23 Duygu Ceylan , Chun-Hao Paul Huang , Niloy J. Mitra

Adding additional control to pretrained diffusion models has become an increasingly popular research area, with extensive applications in computer vision, reinforcement learning, and AI for science. Recently, several studies have proposed…

机器学习 · 计算机科学 2024-05-30 Yifei Shen , Xinyang Jiang , Yezhen Wang , Yifan Yang , Dongqi Han , Dongsheng Li

Visual prompt, a pair of before-and-after edited images, can convey indescribable imagery transformations and prosper in image editing. However, current visual prompt methods rely on a pretrained text-guided image-to-image generative model…

计算机视觉与模式识别 · 计算机科学 2025-01-28 Pengcheng Xu , Qingnan Fan , Fei Kou , Shuai Qin , Hong Gu , Ruoyu Zhao , Charles Ling , Boyu Wang

Recent advancements in diffusion models trained on large-scale data have enabled the generation of indistinguishable human-level images, yet they often produce harmful content misaligned with human values, e.g., social bias, and offensive…

计算机视觉与模式识别 · 计算机科学 2024-10-17 Xingqi Wang , Xiaoyuan Yi , Xing Xie , Jia Jia

Recent strides in the development of diffusion models, exemplified by advancements such as Stable Diffusion, have underscored their remarkable prowess in generating visually compelling images. However, the imperative of achieving a seamless…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Xiefan Guo , Jinlin Liu , Miaomiao Cui , Jiankai Li , Hongyu Yang , Di Huang

Diffusion models have been widely used for conditional data cross-modal generation tasks such as text-to-image and text-to-video. However, state-of-the-art models still fail to align the generated visual concepts with high-level semantics…

计算机视觉与模式识别 · 计算机科学 2024-03-26 Zizhao Hu , Shaochong Jia , Mohammad Rostami

Text-image-to-video (TI2V) generation is a critical problem for controllable video generation using both semantic and visual conditions. Most existing methods typically add visual conditions to text-to-video (T2V) foundation models by…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Bolin Lai , Sangmin Lee , Xu Cao , Xiang Li , James M. Rehg

Acquiring high-quality data for training discriminative models is a crucial yet challenging aspect of building effective predictive systems. In this paper, we present Diffusion Inversion, a simple yet effective method that leverages the…

计算机视觉与模式识别 · 计算机科学 2023-05-25 Yongchao Zhou , Hshmat Sahak , Jimmy Ba

We propose a simple but effective training-free approach tailored to diffusion-based image-to-image translation. Our approach revises the original noise prediction network of a pretrained diffusion model by introducing a noise correction…

计算机视觉与模式识别 · 计算机科学 2024-09-13 Junsung Lee , Minsoo Kang , Bohyung Han

Recent progress in diffusion models has revolutionized the popular technology of text-to-image generation. While existing approaches could produce photorealistic high-resolution images with text conditions, there are still several open…

计算机视觉与模式识别 · 计算机科学 2023-03-29 Zhida Feng , Zhenyu Zhang , Xintong Yu , Yewei Fang , Lanxin Li , Xuyi Chen , Yuxiang Lu , Jiaxiang Liu , Weichong Yin , Shikun Feng , Yu Sun , Li Chen , Hao Tian , Hua Wu , Haifeng Wang

Omnidirectional images (ODIs) are commonly used in real-world visual tasks, and high-resolution ODIs help improve the performance of related visual tasks. Most existing super-resolution methods for ODIs use end-to-end learning strategies,…

计算机视觉与模式识别 · 计算机科学 2024-04-18 Runyi Li , Xuhan Sheng , Weiqi Li , Jian Zhang

DDIM inversion has revealed the remarkable potential of real image editing within diffusion-based methods. However, the accuracy of DDIM reconstruction degrades as larger classifier-free guidance (CFG) scales being used for enhanced…

Large-scale text-to-image diffusion models achieve unprecedented success in image generation and editing. However, how to extend such success to video editing is unclear. Recent initial attempts at video editing require significant…

计算机视觉与模式识别 · 计算机科学 2024-01-05 Wen Wang , Yan Jiang , Kangyang Xie , Zide Liu , Hao Chen , Yue Cao , Xinlong Wang , Chunhua Shen

Recent breakthroughs in text-to-image diffusion models have significantly advanced the generation of high-fidelity, photo-realistic images from textual descriptions. Yet, these models often struggle with interpreting spatial arrangements…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Jiaqi Liu , Tao Huang , Chang Xu

Although text-to-image (T2I) models have recently thrived as visual generative priors, their reliance on high-quality text-image pairs makes scaling up expensive. We argue that grasping the cross-modality alignment is not a necessity for a…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Shuailei Ma , Kecheng Zheng , Ying Wei , Wei Wu , Fan Lu , Yifei Zhang , Chen-Wei Xie , Biao Gong , Jiapeng Zhu , Yujun Shen

Large-scale, pre-trained Text-to-Image (T2I) diffusion models have gained significant popularity in image generation tasks and have shown unexpected potential in image Super-Resolution (SR). However, most existing T2I diffusion models are…

计算机视觉与模式识别 · 计算机科学 2024-11-20 Brian B. Moser , Stanislav Frolov , Tobias C. Nauen , Federico Raue , Andreas Dengel

Although text-to-image diffusion models exhibit remarkable generative power, concept erasure techniques are essential for their safe deployment to prevent the creation of harmful content. This has fostered a dynamic interplay between the…

计算机视觉与模式识别 · 计算机科学 2026-03-19 Qianlong Xiang , Miao Zhang , Haoyu Zhang , Kun Wang , Junhui Hou , Liqiang Nie