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Flow matching and diffusion models have shown impressive results in text-to-image generation, producing photorealistic images through an iterative denoising process. A common strategy to speed up synthesis is to perform early denoising at…

Computer Vision and Pattern Recognition · Computer Science 2025-07-23 Jyun-Ze Tang , Chih-Fan Hsu , Jeng-Lin Li , Ming-Ching Chang , Wei-Chao Chen

This work presents SimpleAR, a vanilla autoregressive visual generation framework without complex architecure modifications. Through careful exploration of training and inference optimization, we demonstrate that: 1) with only 0.5B…

Computer Vision and Pattern Recognition · Computer Science 2025-04-16 Junke Wang , Zhi Tian , Xun Wang , Xinyu Zhang , Weilin Huang , Zuxuan Wu , Yu-Gang Jiang

Diffusion models have become the dominant tool for high-fidelity image and video generation, yet are critically bottlenecked by their inference speed due to the numerous iterative passes of Diffusion Transformers. To reduce the exhaustive…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Jiaqi Han , Juntong Shi , Puheng Li , Haotian Ye , Qiushan Guo , Stefano Ermon

Diffusion-based image super-resolution (SR) methods are mainly limited by the low inference speed due to the requirements of hundreds or even thousands of sampling steps. Existing acceleration sampling techniques inevitably sacrifice…

Computer Vision and Pattern Recognition · Computer Science 2023-10-19 Zongsheng Yue , Jianyi Wang , Chen Change Loy

Diffusion models have revolutionized text-to-image generation, but their real-world applications are hampered by the extensive time needed for hundreds of diffusion steps. Although progressive distillation has been proposed to speed up…

Computer Vision and Pattern Recognition · Computer Science 2023-12-01 Yifan Zhang , Bryan Hooi

High-resolution video generation, while crucial for digital media and film, is computationally bottlenecked by the quadratic complexity of diffusion models, making practical inference infeasible. To address this, we introduce HiStream, an…

Computer Vision and Pattern Recognition · Computer Science 2025-12-29 Haonan Qiu , Shikun Liu , Zijian Zhou , Zhaochong An , Weiming Ren , Zhiheng Liu , Jonas Schult , Sen He , Shoufa Chen , Yuren Cong , Tao Xiang , Ziwei Liu , Juan-Manuel Perez-Rua

In this paper, we introduce an innovative NLP model specifically fine-tuned to determine the minimal number of denoising steps required for any given text prompt. This advanced model serves as a real-time tool that recommends the ideal…

Computer Vision and Pattern Recognition · Computer Science 2024-08-06 Jean Yu , Haim Barad

Denoising diffusion models (DDMs) have led to staggering performance leaps in image generation, editing and restoration. However, existing DDMs use very large datasets for training. Here, we introduce a framework for training a DDM on a…

Computer Vision and Pattern Recognition · Computer Science 2023-06-08 Vladimir Kulikov , Shahar Yadin , Matan Kleiner , Tomer Michaeli

The rapid development of image generation and editing algorithms in recent years has enabled ordinary user to produce realistic images. However, the current AI painting ecosystem predominantly relies on text-driven diffusion models (T2I),…

Computer Vision and Pattern Recognition · Computer Science 2025-03-03 Jiaming Chu , Lei Jin , Tao Wang , Junliang Xing , Jian Zhao

Diffusion models have recently achieved outstanding results in the field of image super-resolution. These methods typically inject low-resolution (LR) images via ControlNet.In this paper, we first explore the temporal dynamics of…

Computer Vision and Pattern Recognition · Computer Science 2025-09-09 Qinwei Lin , Xiaopeng Sun , Yu Gao , Yujie Zhong , Dengjie Li , Zheng Zhao , Haoqian Wang

Recent advancements in language-guided diffusion models for image editing are often bottle-necked by cumbersome prompt engineering to precisely articulate desired changes. An intuitive alternative calls on guidance from in-the-wild image…

Computer Vision and Pattern Recognition · Computer Science 2025-01-20 Shristi Das Biswas , Matthew Shreve , Xuelu Li , Prateek Singhal , Kaushik Roy

While diffusion models significantly improve the perceptual quality of super-resolved images, they usually require a large number of sampling steps, resulting in high computational costs and long inference times. Recent efforts have…

Computer Vision and Pattern Recognition · Computer Science 2024-11-22 Yong Liu , Hang Dong , Jinshan Pan , Qingji Dong , Kai Chen , Rongxiang Zhang , Lean Fu , Fei Wang

Latent-space modeling has been the standard for Diffusion Transformers (DiTs). However, it relies on a two-stage pipeline where the pretrained autoencoder introduces lossy reconstruction, leading to error accumulation while hindering joint…

Computer Vision and Pattern Recognition · Computer Science 2026-04-17 Yongsheng Yu , Wei Xiong , Weili Nie , Yichen Sheng , Shiqiu Liu , Jiebo Luo

Text-to-image generation is a significant domain in modern computer vision and has achieved substantial improvements through the evolution of generative architectures. Among these, there are diffusion-based models that have demonstrated…

Although diffusion models exhibit impressive generative capabilities, existing methods for stylized image generation based on these models often require textual inversion or fine-tuning with style images, which is time-consuming and limits…

Computer Vision and Pattern Recognition · Computer Science 2025-05-28 Xin Ma , Yaohui Wang , Xinyuan Chen , Tien-Tsin Wong , Cunjian Chen

The pose-guided person image generation task requires synthesizing photorealistic images of humans in arbitrary poses. The existing approaches use generative adversarial networks that do not necessarily maintain realistic textures or need…

Computer Vision and Pattern Recognition · Computer Science 2023-03-02 Ankan Kumar Bhunia , Salman Khan , Hisham Cholakkal , Rao Muhammad Anwer , Jorma Laaksonen , Mubarak Shah , Fahad Shahbaz Khan

Text-to-image generation has recently witnessed remarkable achievements. We introduce a text-conditional image diffusion model, termed RAPHAEL, to generate highly artistic images, which accurately portray the text prompts, encompassing…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Zeyue Xue , Guanglu Song , Qiushan Guo , Boxiao Liu , Zhuofan Zong , Yu Liu , Ping Luo

Recent advances in diffusion models have driven remarkable progress in image generation. However, the generation process remains computationally intensive, and users often need to iteratively refine prompts to achieve the desired results,…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Yi Wei , Shunpu Tang , Liang Zhao , Qiangian Yang

Diffusion Transformers (DiTs) have achieved state-of-the-art performance in image and video generation, but their success comes at the cost of heavy computation. This inefficiency is largely due to the fixed tokenization process, which uses…

Computer Vision and Pattern Recognition · Computer Science 2026-02-20 Dahye Kim , Deepti Ghadiyaram , Raghudeep Gadde

In the last several years deep learning based approaches have come to dominate many areas of computer vision, and image denoising is no exception. Neural networks can learn by example to map noisy images to clean images. However, access to…

Image and Video Processing · Electrical Eng. & Systems 2023-06-13 Jason Lequyer , Reuben Philip , Amit Sharma , Laurence Pelletier