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Robust invisible watermarking aims to embed hidden messages into images such that they survive various manipulations while remaining imperceptible. However, powerful diffusion-based image generation and editing models now enable realistic…

密码学与安全 · 计算机科学 2025-11-11 Wenkai Fu , Finn Carter , Yue Wang , Emily Davis , Bo Zhang

The latest advances in artificial intelligence (AI) present many unprecedented opportunities to achieve much improved bandwidth saving in communications. Unlike conventional communication systems focusing on packet transport, rich datasets…

机器学习 · 计算机科学 2023-12-07 Achintha Wijesinghe , Songyang Zhang , Suchinthaka Wanninayaka , Weiwei Wang , Zhi Ding

The widespread adoption of diffusion models in image generation has increased the demand for privacy-compliant unlearning. However, due to the high-dimensional nature and complex feature representations of diffusion models, achieving…

计算机视觉与模式识别 · 计算机科学 2025-09-10 Zhenyu Yu , Mohd Yamani Inda Idris , Pei Wang

Diffusion models dominate the space of text-to-image generation, yet they may produce undesirable outputs, including explicit content or private data. To mitigate this, concept ablation techniques have been explored to limit the generation…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Matan Rusanovsky , Shimon Malnick , Amir Jevnisek , Ohad Fried , Shai Avidan

Generative Models are a valuable tool for the controlled creation of high-quality image data. Controlled diffusion models like the ControlNet have allowed the creation of labeled distributions. Such synthetic datasets can augment the…

计算机视觉与模式识别 · 计算机科学 2025-10-14 Joshua Niemeijer , Jan Ehrhardt , Heinz Handels , Hristina Uzunova

Recent advances in diffusion models have shown remarkable potential in the conditional generation of novel molecules. These models can be guided in two ways: (i) explicitly, through additional features representing the condition, or (ii)…

机器学习 · 计算机科学 2025-03-12 Yuchen Shen , Chenhao Zhang , Sijie Fu , Chenghui Zhou , Newell Washburn , Barnabás Póczos

Diffusion-based foundation models have recently garnered much attention in the field of generative modeling due to their ability to generate images of high quality and fidelity. Although not straightforward, their recent application to the…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Nikos Kostagiolas , Pantelis Georgiades , Yannis Panagakis , Mihalis A. Nicolaou

Tables are an abundant form of data with use cases across all scientific fields. Real-world datasets often contain anomalous samples that can negatively affect downstream analysis. In this work, we only assume access to contaminated data…

机器学习 · 计算机科学 2023-07-25 Guy Zamberg , Moshe Salhov , Ofir Lindenbaum , Amir Averbuch

When faced with distribution shift at test time, deep neural networks often make inaccurate predictions with unreliable uncertainty estimates. While improving the robustness of neural networks is one promising approach to mitigate this…

机器学习 · 计算机科学 2021-09-28 Aurick Zhou , Sergey Levine

Recent work on distilling Whisper's knowledge into small models using pseudo-labels shows promising performance while reducing the size by up to 50%. This results in small, efficient, and dedicated models. However, a critical step of…

计算与语言 · 计算机科学 2025-05-16 Abdul Waheed , Karima Kadaoui , Bhiksha Raj , Muhammad Abdul-Mageed

Reinforcement learning has been widely applied to diffusion and flow models for visual tasks such as text-to-image generation. However, these tasks remain challenging because diffusion models have intractable likelihoods, which creates a…

机器学习 · 计算机科学 2026-05-20 Jaemoo Choi , Yuchen Zhu , Wei Guo , Petr Molodyk , Bo Yuan , Jinbin Bai , Yi Xin , Molei Tao , Yongxin Chen

Diffusion models (DMs) have emerged as powerful foundation models for a variety of tasks, with a large focus in synthetic image generation. However, their requirement of large annotated datasets for training limits their applicability in…

计算机视觉与模式识别 · 计算机科学 2024-07-17 Guillermo Jimenez-Perez , Pedro Osorio , Josef Cersovsky , Javier Montalt-Tordera , Jens Hooge , Steffen Vogler , Sadegh Mohammadi

Text-to-image models are increasingly popular and impactful, yet concerns regarding their safety and fairness remain. This study investigates the ability of ten popular Stable Diffusion models to generate harmful images, including NSFW,…

计算机与社会 · 计算机科学 2025-08-29 Matthias Schneider , Thilo Hagendorff

Data pruning is the problem of identifying a core subset that is most beneficial to training and discarding the remainder. While pruning strategies are well studied for discriminative models like those used in classification, little…

机器学习 · 计算机科学 2025-03-17 Rania Briq , Jiangtao Wang , Stefan Kesselheim

While many unsupervised learning models focus on one family of tasks, either generative or discriminative, we explore the possibility of a unified representation learner: a model which addresses both families of tasks simultaneously. We…

Diffusion models are a powerful class of generative models capable of producing high-quality images from pure noise using a simple text prompt. While most methods which introduce additional spatial constraints into the generated images…

计算机视觉与模式识别 · 计算机科学 2024-09-18 Zakaria Patel , Kirill Serkh

We introduce nested diffusion models, an efficient and powerful hierarchical generative framework that substantially enhances the generation quality of diffusion models, particularly for images of complex scenes. Our approach employs a…

计算机视觉与模式识别 · 计算机科学 2024-12-10 Xiao Zhang , Ruoxi Jiang , Rebecca Willett , Michael Maire

Diffusion models (DMs) excel on dense continuous data, but are not designed for sparse continuous data. They do not model exact zeros that represent the deliberate absence of a signal. As a result, they erase sparsity patterns and perform…

Deep Learning heavily depends on large labeled datasets which limits further improvements. While unlabeled data is available in large amounts, in particular in image recognition, it does not fulfill the closed world assumption of…

机器学习 · 计算机科学 2020-12-24 Maximilian Augustin , Matthias Hein

Adversarial attacks involve adding perturbations to the source image to cause misclassification by the target model, which demonstrates the potential of attacking face recognition models. Existing adversarial face image generation methods…

计算机视觉与模式识别 · 计算机科学 2023-12-29 Decheng Liu , Xijun Wang , Chunlei Peng , Nannan Wang , Ruiming Hu , Xinbo Gao