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Text guided diffusion models are used by millions of users, but can be easily exploited to produce harmful content. Concept unlearning methods aim at reducing the models' likelihood of generating harmful content. Traditionally, this has…

人工智能 · 计算机科学 2026-02-10 Mansi , Avinash Kori , Francesca Toni , Soteris Demetriou

Despite significant advancements in image customization with diffusion models, current methods still have several limitations: 1) unintended changes in non-target areas when regenerating the entire image; 2) guidance solely by a reference…

计算机视觉与模式识别 · 计算机科学 2024-07-08 Pengzhi Li , Qiang Nie , Ying Chen , Xi Jiang , Kai Wu , Yuhuan Lin , Yong Liu , Jinlong Peng , Chengjie Wang , Feng Zheng

Recent advances in text-to-image diffusion models have substantially improved the quality of image customization, enabling the synthesis of highly realistic images. Despite this progress, achieving fast and efficient personalization remains…

计算机视觉与模式识别 · 计算机科学 2026-03-25 Aniket Roy , Maitreya Suin , Rama Chellappa

The diffusion model has demonstrated superior performance in synthesizing diverse and high-quality images for text-guided image translation. However, there remains room for improvement in both the formulation of text prompts and the…

计算机视觉与模式识别 · 计算机科学 2025-03-27 Qi Si , Bo Wang , Zhao Zhang

Recent breakthroughs in diffusion models have exhibited exceptional image-generation capabilities. However, studies show that some outputs are merely replications of training data. Such replications present potential legal challenges for…

计算机视觉与模式识别 · 计算机科学 2024-08-01 Yuxin Wen , Yuchen Liu , Chen Chen , Lingjuan Lyu

Due to the high complexity and technical requirements of industrial production processes, surface defects will inevitably appear, which seriously affects the quality of products. Although existing lightweight detection networks are highly…

计算机视觉与模式识别 · 计算机科学 2024-08-27 Xuyi Yu

We introduce a novel approach for concept blending in pretrained text-to-image diffusion models, aiming to generate images at the intersection of multiple text prompts. At each time step during diffusion denoising, our algorithm forecasts…

计算机视觉与模式识别 · 计算机科学 2025-04-15 Divya Kothandaraman , Ming Lin , Dinesh Manocha

Diffusion models achieve remarkable quality in image generation, but at a cost. Iterative denoising requires many time steps to produce high fidelity images. We argue that the denoising process is crucially limited by an accumulation of the…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Hui Lu , Albert ali Salah , Ronald Poppe

Diffusion-based text-to-image models have rapidly gained popularity for their ability to generate detailed and realistic images from textual descriptions. However, these models often reflect the biases present in their training data,…

计算机视觉与模式识别 · 计算机科学 2024-04-01 Hidir Yesiltepe , Kiymet Akdemir , Pinar Yanardag

Diffusion models has underpinned much recent advances of dataset augmentation in various computer vision tasks. However, when involving generating multi-object images as real scenarios, most existing methods either rely entirely on text…

计算机视觉与模式识别 · 计算机科学 2025-07-09 Haoyu Wang , Lei Zhang , Wei Wei , Chen Ding , Yanning Zhang

Diffusion models have demonstrated remarkable image generation capabilities, but also pose risks in privacy and fairness by memorizing sensitive concepts or perpetuating biases. We propose a novel \textbf{concept erasure} method for…

计算机视觉与模式识别 · 计算机科学 2025-07-17 Zixuan Fu , Yan Ren , Finn Carter , Chenyue Wang , Ze Niu , Dacheng Yu , Emily Davis , Bo Zhang

The images produced by diffusion models can attain excellent perceptual quality. However, it is challenging for diffusion models to guarantee distortion, hence the integration of diffusion models and image compression models still needs…

图像与视频处理 · 电气工程与系统科学 2024-05-03 Yiyang Ma , Wenhan Yang , Jiaying Liu

There is strong empirical evidence that the state-of-the-art diffusion modeling paradigm leads to models that memorize the training set, especially when the training set is small. Prior methods to mitigate the memorization problem often…

机器学习 · 计算机科学 2026-03-03 Kulin Shah , Alkis Kalavasis , Adam R. Klivans , Giannis Daras

We consider the image transmission problem over a noisy wireless channel via deep learning-based joint source-channel coding (DeepJSCC) along with a denoising diffusion probabilistic model (DDPM) at the receiver. Specifically, we are…

图像与视频处理 · 电气工程与系统科学 2024-09-23 Selim F. Yilmaz , Xueyan Niu , Bo Bai , Wei Han , Lei Deng , Deniz Gunduz

Text-to-image diffusion models sometimes depict blended concepts in the generated images. One promising use case of this effect would be the nonword-to-image generation task which attempts to generate images intuitively imaginable from a…

多媒体 · 计算机科学 2024-11-07 Chihaya Matsuhira , Marc A. Kastner , Takahiro Komamizu , Takatsugu Hirayama , Ichiro Ide

Existing multi-modal image fusion methods fail to address the compound degradations presented in source images, resulting in fusion images plagued by noise, color bias, improper exposure, \textit{etc}. Additionally, these methods often…

计算机视觉与模式识别 · 计算机科学 2024-11-01 Hao Zhang , Lei Cao , Jiayi Ma

Diffusion models (DMs) are widely used for text-to-image generation, but their strong generative capabilities also raise concerns about unsafe or undesirable content. Concept erasure aims to mitigate these risks by removing specific…

人工智能 · 计算机科学 2026-05-19 Mengyu Sun , Ziyuan Yang , Zunlong Zhou , Junxu Liu , Haibo Hu , Yi Zhang

Recently, the multimedia community has witnessed the rise of diffusion models trained on large-scale multi-modal data for visual content creation, particularly in the field of text-to-image generation. In this paper, we propose a new task…

计算机视觉与模式识别 · 计算机科学 2023-11-10 Jingwen Chen , Yingwei Pan , Ting Yao , Tao Mei

Text-to-image diffusion models have proven effective for solving many image editing tasks. However, the seemingly straightforward task of seamlessly relocating objects within a scene remains surprisingly challenging. Existing methods…

计算机视觉与模式识别 · 计算机科学 2024-12-17 Omri Avrahami , Rinon Gal , Gal Chechik , Ohad Fried , Dani Lischinski , Arash Vahdat , Weili Nie

Removing undesired concepts from large-scale text-to-image (T2I) and text-to-video (T2V) diffusion models while preserving overall generative quality remains a major challenge, particularly as modern models such as Stable Diffusion v3,…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Zhaoxin Fan , Nanxiang Jiang , Daiheng Gao , Shiji Zhou , Wenjun Wu