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Related papers: Policy Optimized Text-to-Image Pipeline Design

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Diffusion models and flow matching have demonstrated remarkable success in text-to-image generation. While many existing alignment methods primarily focus on fine-tuning pre-trained generative models to maximize a given reward function,…

Machine Learning · Statistics 2026-02-03 Yidong Ouyang , Liyan Xie , Hongyuan Zha , Guang Cheng

Image generation abilities of text-to-image diffusion models have significantly advanced, yielding highly photo-realistic images from descriptive text and increasing the viability of leveraging synthetic images to train computer vision…

Computer Vision and Pattern Recognition · Computer Science 2025-02-10 Jiahui Chen , Amy Zhang , Adriana Romero-Soriano

We present a framework for training trustworthy large language model (LLM) agents for optimization modeling via a verifiable synthetic data generation pipeline. Focusing on linear and mixed-integer linear programming, our approach begins…

Artificial Intelligence · Computer Science 2025-08-06 Vinicius Lima , Dzung T. Phan , Jayant Kalagnanam , Dhaval Patel , Nianjun Zhou

Advances in generative models have led to significant interest in image synthesis, demonstrating the ability to generate high-quality images for a diverse range of text prompts. Despite this progress, most studies ignore the presence of…

Artificial Intelligence · Computer Science 2024-07-02 Nila Masrourisaadat , Nazanin Sedaghatkish , Fatemeh Sarshartehrani , Edward A. Fox

A line of work in planning uses LLM not to generate a plan, but to generate a formal representation in some planning language, which can be input into a symbolic solver to deterministically find a plan. While showing improved trust and…

Computation and Language · Computer Science 2025-10-08 Prabhu Prakash Kagitha , Bo Sun , Ishan Desai , Andrew Zhu , Cassie Huang , Manling Li , Ziyang Li , Li Zhang

Thanks to the powerful language comprehension capabilities of Large Language Models (LLMs), existing instruction-based image editing methods have introduced Multimodal Large Language Models (MLLMs) to promote information exchange between…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Yujie Hu , Zecheng Tang , Xu Jiang , Weiqi Li , Jian Zhang

Text-to-audio (T2A) generation has advanced considerably in recent years, yet existing methods continue to face challenges in accurately rendering complex text prompts, particularly those involving intricate audio effects, and achieving…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-03 Yi Gu , Yanqing Liu , Chen Yang , Sheng Zhao

Recent advances in large language models (LLMs) have enabled breakthroughs in many multimodal generation tasks, but a significant performance gap still exists in text-to-motion generation, where LLM-based methods lag far behind non-LLM…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Chuhao Jin , Haosen Li , Bingzi Zhang , Che Liu , Xiting Wang , Ruihua Song , Wenbing Huang , Ying Qin , Fuzheng Zhang , Di Zhang

Visual generative AI models often encounter challenges related to text-image alignment and reasoning limitations. This paper presents a novel method for selectively enhancing the signal at critical denoising steps, optimizing image…

Computer Vision and Pattern Recognition · Computer Science 2025-04-25 Paul Grimal , Hervé Le Borgne , Olivier Ferret

Large-scale text-to-image generative models have been a revolutionary breakthrough in the evolution of generative AI, allowing us to synthesize diverse images that convey highly complex visual concepts. However, a pivotal challenge in…

Computer Vision and Pattern Recognition · Computer Science 2022-11-24 Narek Tumanyan , Michal Geyer , Shai Bagon , Tali Dekel

Large language models (LLMs) have demonstrated immense potential across various tasks. However, research for exploring and improving the capabilities of LLMs in interpreting graph structures remains limited. To address this gap, we conduct…

Computation and Language · Computer Science 2025-02-17 Jie He , Yijun Yang , Wanqiu Long , Deyi Xiong , Victor Gutierrez-Basulto , Jeff Z. Pan

Contrastive Language-Image Pretraining (CLIP) has been widely used in vision tasks. Notably, CLIP has demonstrated promising performance in few-shot learning (FSL). However, existing CLIP-based methods in training-free FSL (i.e., without…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Yayuan Li , Jintao Guo , Lei Qi , Wenbin Li , Yinghuan Shi

Likelihood training and maximization-based decoding result in dull and repetitive generated texts even when using powerful language models (Holtzman et al., 2019). Adding a loss function for regularization was shown to improve text…

Computation and Language · Computer Science 2021-01-13 Evgeny Lagutin , Daniil Gavrilov , Pavel Kalaidin

This paper introduces a novel approach to aesthetic quality improvement in pre-trained text-to-image diffusion models when given a simple prompt. Our method, dubbed Prompt Embedding Optimization (PEO), leverages a pre-trained text-to-image…

Computer Vision and Pattern Recognition · Computer Science 2025-10-06 Hovhannes Margaryan , Bo Wan , Tinne Tuytelaars

The objective in this paper is to improve the performance of text-to-image retrieval. To this end, we introduce a new framework that can boost the performance of large-scale pre-trained vision-language models, so that they can be used for…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Guanqi Zhan , Yuanpei Liu , Kai Han , Weidi Xie , Andrew Zisserman

Reinforcement learning (RL) has demonstrated significant potential for post-training language models and autoregressive visual generative models, but adapting RL to masked generative models remains challenging. The core factor is that…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Guohui Zhang , Hu Yu , Xiaoxiao Ma , Yaning Pan , Hang Xu , Feng Zhao

Evaluating the alignment between textual prompts and generated images is critical for ensuring the reliability and usability of text-to-image (T2I) models. However, most existing evaluation methods rely on coarse-grained metrics or static…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Fulin Shi , Wenyi Xiao , Bin Chen , Liang Din , Leilei Gan

In spite of the rapidly evolving landscape of text-to-image generation, the synthesis and manipulation of multiple entities while adhering to specific relational constraints pose enduring challenges. This paper introduces an innovative…

Computer Vision and Pattern Recognition · Computer Science 2024-01-22 YuTeng Ye , Jiale Cai , Hang Zhou , Guanwen Li , Youjia Zhang , Zikai Song , Chenxing Gao , Junqing Yu , Wei Yang

Recent advancements underscore the significant role of Reinforcement Learning (RL) in enhancing the Chain-of-Thought (CoT) reasoning capabilities of large language models (LLMs). Two prominent RL algorithms, Direct Preference Optimization…

Computer Vision and Pattern Recognition · Computer Science 2025-06-11 Chengzhuo Tong , Ziyu Guo , Renrui Zhang , Wenyu Shan , Xinyu Wei , Zhenghao Xing , Hongsheng Li , Pheng-Ann Heng

While learning based compression techniques for images have outperformed traditional methods, they have not been widely adopted in machine learning pipelines. This is largely due to lack of standardization and lack of retention of salient…

Image and Video Processing · Electrical Eng. & Systems 2024-10-01 Kartik Gupta , Kimberley Faria , Vikas Mehta