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Recent advancements in human preference optimization, initially developed for Language Models (LMs), have shown promise for text-to-image Diffusion Models, enhancing prompt alignment, visual appeal, and user preference. Unlike LMs,…

计算机视觉与模式识别 · 计算机科学 2025-12-03 Alexander Gambashidze , Anton Kulikov , Yuriy Sosnin , Ilya Makarov

Visual-prompt-guided edit transfer aims to learn image transformations directly from example pairs, offering more precise and controllable editing than purely text-driven approaches. However, existing diffusion transformer-based methods…

计算机视觉与模式识别 · 计算机科学 2026-05-11 Lan Chen , Qi Mao , Yiren Song , Yuchao Gu , Siwei Ma

In recent years, prompt tuning has proven effective in adapting pre-trained vision-language models to downstream tasks. These methods aim to adapt the pre-trained models by introducing learnable prompts while keeping pre-trained weights…

计算机视觉与模式识别 · 计算机科学 2023-11-13 Dongjun Lee , Seokwon Song , Jihee Suh , Joonmyung Choi , Sanghyeok Lee , Hyunwoo J. Kim

Personalized text-to-image generation using diffusion models has recently emerged and garnered significant interest. This task learns a novel concept (e.g., a unique toy), illustrated in a handful of images, into a generative model that…

计算机视觉与模式识别 · 计算机科学 2023-12-08 Shaozhe Hao , Kai Han , Shihao Zhao , Kwan-Yee K. Wong

Image aesthetic enhancement aims to perceive aesthetic deficiencies in images and perform corresponding editing operations, which is highly challenging and requires the model to possess creativity and aesthetic perception capabilities.…

计算机视觉与模式识别 · 计算机科学 2026-03-13 Xinyu Nan , Ning Wang , Yuyao Zhai , Mei Yang

This paper introduces the first gradient-based framework for prompt optimization in text-to-image diffusion models. We formulate prompt engineering as a discrete optimization problem over the language space. Two major challenges arise in…

机器学习 · 计算机科学 2024-07-03 Ruochen Wang , Ting Liu , Cho-Jui Hsieh , Boqing Gong

Prompt engineering is a powerful tool used to enhance the performance of pre-trained models on downstream tasks. For example, providing the prompt "Let's think step by step" improved GPT-3's reasoning accuracy to 63% on MutiArith while…

计算机视觉与模式识别 · 计算机科学 2023-09-25 Cheng Shi , Sibei Yang

Text-to-image generation has become increasingly popular, but achieving the desired images often requires extensive prompt engineering. In this paper, we explore how to decode textual prompts from reference images, a process we refer to as…

计算机视觉与模式识别 · 计算机科学 2025-03-27 Zhiyao Ren , Yibing Zhan , Baosheng Yu , Dacheng Tao

Aligning large language models with human preferences has emerged as a critical focus in language modeling research. Yet, integrating preference learning into Text-to-Image (T2I) generative models is still relatively uncharted territory.…

计算机视觉与模式识别 · 计算机科学 2024-06-11 Yi Gu , Zhendong Wang , Yueqin Yin , Yujia Xie , Mingyuan Zhou

We introduce Post-Optimization Model Edit (POME), a new algorithm that enhances the performance of fine-tuned large language models using only their pretrained and fine-tuned checkpoints, without requiring extra data or further…

机器学习 · 计算机科学 2025-10-09 Yong Liu , Di Fu , Yang Luo , Zirui Zhu , Minhao Cheng , Cho-Jui Hsieh , Yang You

Recent advancements in Text-to-Image (T2I) diffusion models have demonstrated impressive success in generating high-quality images with zero-shot generalization capabilities. Yet, current models struggle to closely adhere to prompt…

计算机视觉与模式识别 · 计算机科学 2024-01-31 Hyun Kang , Dohae Lee , Myungjin Shin , In-Kwon Lee

Advanced diffusion models have made notable progress in text-to-image compositional generation. However, it is still a challenge for existing models to achieve text-image alignment when confronted with complex text prompts. In this work, we…

计算机视觉与模式识别 · 计算机科学 2025-05-07 Chang Xie , Chenyi Zhuang , Pan Gao

Contrastively trained text-image models have the remarkable ability to perform zero-shot classification, that is, classifying previously unseen images into categories that the model has never been explicitly trained to identify. However,…

Foundation models pre-trained on large-scale data have been widely witnessed to achieve success in various natural imaging downstream tasks. Parameter-efficient fine-tuning (PEFT) methods aim to adapt foundation models to new domains by…

计算机视觉与模式识别 · 计算机科学 2025-03-24 Wenqiang Zu , Shenghao Xie , Qing Zhao , Guoqi Li , Lei Ma

Deep diffusion models have revolutionized image generation by producing high-quality outputs. However, achieving specific objectives with these models often requires costly adaptations such as fine-tuning, which can be resource-intensive…

神经与进化计算 · 计算机科学 2026-04-13 Domício Pereira Neto , João Correia , Penousal Machado

Video generation models have achieved remarkable progress in text-to-video tasks. These models are typically trained on text-video pairs with highly detailed and carefully crafted descriptions, while real-world user inputs during inference…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Jiale Cheng , Ruiliang Lyu , Xiaotao Gu , Xiao Liu , Jiazheng Xu , Yida Lu , Jiayan Teng , Zhuoyi Yang , Yuxiao Dong , Jie Tang , Hongning Wang , Minlie Huang

Recent advances in image editing have shifted from manual pixel manipulation to employing deep learning methods like stable diffusion models, which now leverage cross-attention mechanisms for text-driven control. This transition has…

计算机视觉与模式识别 · 计算机科学 2025-10-07 Linn Bieske , Carla Lorente

The rapid advancement of pretrained text-driven diffusion models has significantly enriched applications in image generation and editing. However, as the demand for personalized content editing increases, new challenges emerge especially…

计算机视觉与模式识别 · 计算机科学 2025-03-07 Rui Jiang , Xinghe Fu , Guangcong Zheng , Teng Li , Taiping Yao , Xi Li

Existing methods for preference tuning of text-to-image (T2I) diffusion models often rely on computationally expensive generation steps to create positive and negative pairs of images. These approaches frequently yield training pairs that…

计算机视觉与模式识别 · 计算机科学 2026-02-20 Sanjana Reddy , Ishaan Malhi , Sally Ma , Praneet Dutta

Point-based image editing enables accurate and flexible control through content dragging. However, the role of text embedding during the editing process has not been thoroughly investigated. A significant aspect that remains unexplored is…

计算机视觉与模式识别 · 计算机科学 2024-12-05 Gayoon Choi , Taejin Jeong , Sujung Hong , Seong Jae Hwang