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Text-to-video diffusion transformers encode semantic information unevenly across model depth, which constrains effective concept erasure. We identify a representational bottleneck, termed concept-layer topological alignment, under which…

计算机视觉与模式识别 · 计算机科学 2026-05-26 Yiwei Xie , Ping Liu , Zheng Zhang

The unlearning problem of deep learning models, once primarily an academic concern, has become a prevalent issue in the industry. The significant advances in text-to-image generation techniques have prompted global discussions on privacy,…

计算机视觉与模式识别 · 计算机科学 2023-03-31 Eric Zhang , Kai Wang , Xingqian Xu , Zhangyang Wang , Humphrey Shi

Large text-to-image diffusion models have demonstrated remarkable image synthesis capabilities, but their indiscriminate training on Internet-scale data has led to learned concepts that enable harmful, copyrighted, or otherwise undesirable…

计算机视觉与模式识别 · 计算机科学 2025-04-17 Finn Carter

Removing unwanted concepts from large-scale text-to-image (T2I) diffusion models while maintaining their overall generative quality remains an open challenge. This difficulty is especially pronounced in emerging paradigms, such as Stable…

计算机视觉与模式识别 · 计算机科学 2025-01-03 Daiheng Gao , Shilin Lu , Shaw Walters , Wenbo Zhou , Jiaming Chu , Jie Zhang , Bang Zhang , Mengxi Jia , Jian Zhao , Zhaoxin Fan , Weiming Zhang

Large-scale vision-and-language models, such as CLIP, are typically trained on web-scale data, which can introduce inappropriate content and lead to the development of unsafe and biased behavior. This, in turn, hampers their applicability…

计算机视觉与模式识别 · 计算机科学 2024-07-25 Samuele Poppi , Tobia Poppi , Federico Cocchi , Marcella Cornia , Lorenzo Baraldi , Rita Cucchiara

Text-to-image generative models have achieved impressive fidelity and diversity, but can inadvertently produce unsafe or undesirable content due to implicit biases embedded in large-scale training datasets. Existing concept erasure methods,…

计算机视觉与模式识别 · 计算机科学 2026-04-20 Jun Li , Lizhi Xiong , Ziqiang Li , Weiwei Jiang , Zhangjie Fu , Yong Li , Guo-Sen Xie

Text-to-image models suffer from various safety issues that may limit their suitability for deployment. Previous methods have separately addressed individual issues of bias, copyright, and offensive content in text-to-image models. However,…

计算机视觉与模式识别 · 计算机科学 2024-10-25 Rohit Gandikota , Hadas Orgad , Yonatan Belinkov , Joanna Materzyńska , David Bau

Recent advances in text-to-image diffusion models have demonstrated remarkable generation capabilities, yet they raise significant concerns regarding safety, copyright, and ethical implications. Existing concept erasure methods address…

计算机视觉与模式识别 · 计算机科学 2026-04-02 Yi Sun , Xinhao Zhong , Hongyan Li , Yimin Zhou , Junhao Li , Bin Chen , Xuan Wang

As text-to-image diffusion models gain widespread commercial applications, there are increasing concerns about unethical or harmful use, including the unauthorized generation of copyrighted or sensitive content. Concept unlearning has…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Saemi Moon , Minjong Lee , Sangdon Park , Dongwoo Kim

Motivated by ethical and legal concerns, the scientific community is actively developing methods to limit the misuse of Text-to-Image diffusion models for reproducing copyrighted, violent, explicit, or personal information in the generated…

计算机视觉与模式识别 · 计算机科学 2024-04-23 Vitali Petsiuk , Kate Saenko

Recent advances in text-to-image (T2I) diffusion models have seen rapid and widespread adoption. However, their powerful generative capabilities raise concerns about potential misuse for synthesizing harmful, private, or copyrighted…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Uichan Lee , Jeonghyeon Kim , Sangheum Hwang

Diffusion models for text-to-image (T2I) synthesis, such as Stable Diffusion (SD), have recently demonstrated exceptional capabilities for generating high-quality content. However, this progress has raised several concerns of potential…

机器学习 · 计算机科学 2024-06-10 Yu-Lin Tsai , Chia-Yi Hsu , Chulin Xie , Chih-Hsun Lin , Jia-You Chen , Bo Li , Pin-Yu Chen , Chia-Mu Yu , Chun-Ying Huang

Diffusion models are highly effective at generating high-quality images but pose risks, such as the unintentional generation of NSFW (not safe for work) content. Although various techniques have been proposed to mitigate unwanted influences…

计算机视觉与模式识别 · 计算机科学 2024-11-21 Jing Wu , Trung Le , Munawar Hayat , Mehrtash Harandi

There is growing concern over the safety of powerful diffusion models (DMs), as they are often misused to produce inappropriate, not-safe-for-work (NSFW) content or generate copyrighted material or data of individuals who wish to be…

人工智能 · 计算机科学 2026-02-24 Mingyu Kim , Dongjun Kim , Amman Yusuf , Stefano Ermon , Mijung Park

Text-to-image diffusion models suffer from the risk of generating outdated, copyrighted, incorrect, and biased content. While previous methods have mitigated the issues on a small scale, it is essential to handle them simultaneously in…

计算机视觉与模式识别 · 计算机科学 2024-10-14 Tianwei Xiong , Yue Wu , Enze Xie , Yue Wu , Zhenguo Li , Xihui Liu

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

In recent years, Text-to-Image (T2I) models have seen remarkable advancements, gaining widespread adoption. However, this progress has inadvertently opened avenues for potential misuse, particularly in generating inappropriate or…

密码学与安全 · 计算机科学 2024-04-02 Yijun Yang , Ruiyuan Gao , Xiaosen Wang , Tsung-Yi Ho , Nan Xu , Qiang Xu

Concept unlearning has emerged as a promising direction for reducing the risks of harmful content generation in text-to-image diffusion models by selectively erasing undesirable concepts from a model's parameters. Existing approaches…

人工智能 · 计算机科学 2026-03-20 Duc Hao Pham , Van Duy Truong , Duy Khanh Dinh , Tien Cuong Nguyen , Dien Hy Ngo , Tuan Anh Bui

In the past years, we have witnessed the remarkable success of Text-to-Image (T2I) models and their widespread use on the web. Extensive research in making T2I models produce hyper-realistic images has led to new concerns, such as…

计算机视觉与模式识别 · 计算机科学 2025-04-17 Muhammad Shahid Muneer , Simon S. Woo

As large-scale diffusion models continue to advance, they excel at producing high-quality images but often generate unwanted content, such as sexually explicit or violent content. Existing methods for concept removal generally guide the…

计算机视觉与模式识别 · 计算机科学 2024-12-04 Lingyun Zhang , Yu Xie , Yanwei Fu , Ping Chen