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Diffusion-based image editing is a composite process of preserving the source image content and generating new content or applying modifications. While current editing approaches have made improvements under text guidance, most of them have…

计算机视觉与模式识别 · 计算机科学 2024-03-18 Tianrui Huang , Pu Cao , Lu Yang , Chun Liu , Mengjie Hu , Zhiwei Liu , Qing Song

RLHF techniques like DPO can significantly improve the generation quality of text-to-image diffusion models. However, these methods optimize for a single reward that aligns model generation with population-level preferences, neglecting the…

机器学习 · 计算机科学 2025-01-14 Meihua Dang , Anikait Singh , Linqi Zhou , Stefano Ermon , Jiaming Song

We investigate a general approach for improving user prompts in text-to-image (T2I) diffusion models by finding prompts that maximize a reward function specified at test-time. Although diverse reward models are used for evaluating image…

机器学习 · 计算机科学 2025-09-30 Semin Kim , Yeonwoo Cha , Jaehoon Yoo , Seunghoon Hong

Given a small number of images of a subject, personalized image generation techniques can fine-tune large pre-trained text-to-image diffusion models to generate images of the subject in novel contexts, conditioned on text prompts. In doing…

计算机视觉与模式识别 · 计算机科学 2024-12-02 Shwetha Ram , Tal Neiman , Qianli Feng , Andrew Stuart , Son Tran , Trishul Chilimbi

Self-rewarding have emerged recently as a powerful tool in the field of Natural Language Processing (NLP), allowing language models to generate high-quality relevant responses by providing their own rewards during training. This innovative…

计算机视觉与模式识别 · 计算机科学 2024-05-28 Safouane El Ghazouali , Arnaud Gucciardi , Umberto Michelucci

Current text-to-image generative models struggle to accurately represent object states (e.g., "a table without a bottle," "an empty tumbler"). In this work, we first design a fully-automatic pipeline to generate high-quality synthetic data…

计算机视觉与模式识别 · 计算机科学 2025-05-06 Tianle Chen , Chaitanya Chakka , Deepti Ghadiyaram

The recent advancements in Generative AI have significantly advanced the field of text-to-image generation. The state-of-the-art text-to-image model, Stable Diffusion, is now capable of synthesizing high-quality images with a strong sense…

人机交互 · 计算机科学 2024-03-08 Zhijie Wang , Yuheng Huang , Da Song , Lei Ma , Tianyi Zhang

Text-to-image diffusion models often face a severe trilemma in human portrait generation: text-image alignment, photorealism, and human-perceived aesthetics inherently inhibit one another. Supervised Fine-Tuning (SFT) is an effective method…

计算机视觉与模式识别 · 计算机科学 2026-05-21 Yunlong Wang , Jinjin Shi , Wenbin Gao , Xuran Xu , Runyu Shi , Ying Huang

Text-to-image generation has advanced rapidly, yet it still struggles to capture the nuanced user preferences. Existing approaches typically rely on multimodal large language models to infer user preferences, but the derived prompts or…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Zihao Wang , Yuxiang Wei , Xinpeng Zhou , Tianyu Zhang , Tao Liang , Yalong Bai , Hongzhi Zhang , Wangmeng Zuo

We propose a new method for solving imaging inverse problems using text-to-image latent diffusion models as general priors. Existing methods using latent diffusion models for inverse problems typically rely on simple null text prompts,…

机器学习 · 计算机科学 2023-10-03 Hyungjin Chung , Jong Chul Ye , Peyman Milanfar , Mauricio Delbracio

Text-to-image diffusion models enable high-quality image generation but are computationally expensive. While prior work optimizes per-inference efficiency, we explore an orthogonal approach: reducing redundancy across correlated prompts.…

计算机视觉与模式识别 · 计算机科学 2025-08-29 Dale Decatur , Thibault Groueix , Wang Yifan , Rana Hanocka , Vladimir Kim , Matheus Gadelha

In image editing, it is essential to incorporate a context image to convey the user's precise requirements, such as subject appearance or image style. Existing training-based visual context-aware editing methods incur data collection effort…

计算机视觉与模式识别 · 计算机科学 2026-04-07 Rui Song , Guo-Hua Wang , Qing-Guo Chen , Weihua Luo , Tongda Xu , Zhening Liu , Yan Wang , Zehong Lin , Jun Zhang

Text-to-image diffusion models can generate diverse content with flexible prompts, which makes them well-suited for customization through fine-tuning with a small amount of user-provided data. However, controllable fine-tuning that prevents…

计算机视觉与模式识别 · 计算机科学 2025-11-19 Ziyao Zeng , Jingcheng Ni , Ruyi Liu , Alex Wong

Recent developments in the field of diffusion models have demonstrated an exceptional capacity to generate high-quality prompt-conditioned image edits. Nevertheless, previous approaches have primarily relied on textual prompts for image…

计算机视觉与模式识别 · 计算机科学 2024-08-07 Goirik Chakrabarty , Aditya Chandrasekar , Ramya Hebbalaguppe , Prathosh AP

Text-to-image diffusion models have achieved remarkable performance in image synthesis, while the text interface does not always provide fine-grained control over certain image factors. For instance, changing a single token in the text can…

计算机视觉与模式识别 · 计算机科学 2024-02-22 Chen Wu , Fernando De la Torre

Recent advances in diffusion models enable many powerful instruments for image editing. One of these instruments is text-driven image manipulations: editing semantic attributes of an image according to the provided text description. %…

计算机视觉与模式识别 · 计算机科学 2023-04-11 Nikita Starodubcev , Dmitry Baranchuk , Valentin Khrulkov , Artem Babenko

Natural language offers a highly intuitive interface for image editing. In this paper, we introduce the first solution for performing local (region-based) edits in generic natural images, based on a natural language description along with…

计算机视觉与模式识别 · 计算机科学 2023-03-22 Omri Avrahami , Dani Lischinski , Ohad Fried

Recent text-guided diffusion models provide powerful image generation capabilities. Currently, a massive effort is given to enable the modification of these images using text only as means to offer intuitive and versatile editing. To edit a…

计算机视觉与模式识别 · 计算机科学 2022-11-18 Ron Mokady , Amir Hertz , Kfir Aberman , Yael Pritch , Daniel Cohen-Or

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

We introduce segmentation-free guidance, a novel method designed for text-to-image diffusion models like Stable Diffusion. Our method does not require retraining of the diffusion model. At no additional compute cost, it uses the diffusion…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Kambiz Azarian , Debasmit Das , Qiqi Hou , Fatih Porikli