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Text-to-image generation has witnessed significant progress with the advent of diffusion models. Despite the ability to generate photorealistic images, current text-to-image diffusion models still often struggle to accurately interpret and…

计算机视觉与模式识别 · 计算机科学 2023-11-28 Tsung-Han Wu , Long Lian , Joseph E. Gonzalez , Boyi Li , Trevor Darrell

Text-to-video generation has trailed behind text-to-image generation in terms of quality and diversity, primarily due to the inherent complexities of spatio-temporal modeling and the limited availability of video-text datasets. Recent…

计算机视觉与模式识别 · 计算机科学 2024-10-04 Xiefan Guo , Jinlin Liu , Miaomiao Cui , Liefeng Bo , Di Huang

The diffusion model has been proven a powerful generative model in recent years, yet remains a challenge in generating visual text. Several methods alleviated this issue by incorporating explicit text position and content as guidance on…

计算机视觉与模式识别 · 计算机科学 2023-11-29 Jingye Chen , Yupan Huang , Tengchao Lv , Lei Cui , Qifeng Chen , Furu Wei

Recent advances in multimodal Large Language Models (LLMs) have shown great success in understanding multi-modal contents. For video understanding tasks, training-based video LLMs are difficult to build due to the scarcity of high-quality,…

计算机视觉与模式识别 · 计算机科学 2024-11-19 Tingyu Qu , Mingxiao Li , Tinne Tuytelaars , Marie-Francine Moens

The field of advanced text-to-image generation is witnessing the emergence of unified frameworks that integrate powerful text encoders, such as CLIP and T5, with Diffusion Transformer backbones. Although there have been efforts to control…

计算机视觉与模式识别 · 计算机科学 2025-02-28 Liang Chen , Shuai Bai , Wenhao Chai , Weichu Xie , Haozhe Zhao , Leon Vinci , Junyang Lin , Baobao Chang

Large Vision-Language Models (LVLMs) typically follow a two-stage training paradigm-pretraining and supervised fine-tuning. Recently, preference optimization, derived from the language domain, has emerged as an effective post-training…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Yufei Zhan , Yousong Zhu , Shurong Zheng , Hongyin Zhao , Fan Yang , Ming Tang , Jinqiao Wang

Large vision-language models (LVLMs) perform outstandingly across various multimodal tasks. However, their ability to evaluate generated content remains limited, and training vision-language reward models (VLRMs) with preference data is…

计算与语言 · 计算机科学 2025-05-23 Chen-An Li , Tzu-Han Lin , Yun-Nung Chen , Hung-yi Lee

The task of Image-to-Video (I2V) generation aims to synthesize a video from a reference image and a text prompt. This requires diffusion models to reconcile high-frequency visual constraints and low-frequency textual guidance during the…

计算机视觉与模式识别 · 计算机科学 2026-01-13 Yuanyang Yin , Yufan Deng , Shenghai Yuan , Kaipeng Zhang , Xiao Yang , Feng Zhao

Developing scalable and generalizable reward engineering for reinforcement learning (RL) is crucial for creating general-purpose agents, especially in the challenging domain of robotic manipulation. While recent advances in reward…

机器人学 · 计算机科学 2025-06-25 Yuhui Chen , Haoran Li , Zhennan Jiang , Haowei Wen , Dongbin Zhao

Diffusion-based video generation can create realistic videos, yet existing image- and text-based conditioning fails to offer precise motion control. Prior methods for motion-conditioned synthesis typically require model-specific…

计算机视觉与模式识别 · 计算机科学 2025-11-13 Assaf Singer , Noam Rotstein , Amir Mann , Ron Kimmel , Or Litany

Large-scale text-to-image diffusion models have shown impressive capabilities for generative tasks by leveraging strong vision-language alignment from pre-training. However, most vision-language discriminative tasks require extensive…

计算机视觉与模式识别 · 计算机科学 2024-01-24 Xuyang Liu , Siteng Huang , Yachen Kang , Honggang Chen , Donglin Wang

Can a text-to-image diffusion model be used as a training objective for adapting a GAN generator to another domain? In this paper, we show that the classifier-free guidance can be leveraged as a critic and enable generators to distill…

计算机视觉与模式识别 · 计算机科学 2022-12-12 Kunpeng Song , Ligong Han , Bingchen Liu , Dimitris Metaxas , Ahmed Elgammal

This paper undertakes an empirical study to revisit the latest advancements in Multimodal Large Language Models (MLLMs): Video Assistant. This study, namely FreeVA, aims to extend existing image-based MLLM to the video domain in a…

计算机视觉与模式识别 · 计算机科学 2024-06-11 Wenhao Wu

Text-guided image editing and generation methods have diverse real-world applications. However, text-guided infinite image synthesis faces several challenges. First, there is a lack of text-image paired datasets with high-resolution and…

计算机视觉与模式识别 · 计算机科学 2024-12-30 Soyeong Kwon , Taegyeong Lee , Taehwan Kim

Recent text-to-video (T2V) generation methods have seen significant advancements. However, the majority of these works focus on producing short video clips of a single event (i.e., single-scene videos). Meanwhile, recent large language…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Han Lin , Abhay Zala , Jaemin Cho , Mohit Bansal

Image-text models excel at image-level tasks but struggle with detailed visual understanding. While these models provide strong visual-language alignment, segmentation models like SAM2 offer precise spatial boundaries for objects. To this…

计算机视觉与模式识别 · 计算机科学 2025-11-07 Yao Xiao , Qiqian Fu , Heyi Tao , Yuqun Wu , Zhen Zhu , Derek Hoiem

Aligning Text-to-Image (T2I) generation models with human preferences increasingly relies on image reward models that score or rank generated images according to prompt alignment and perceptual quality. Existing reward models are commonly…

人工智能 · 计算机科学 2026-05-22 Kuei-Chun Kao , Daixuan Huo , Yuanhao Ban , Cho-Jui Hsieh

While Text-To-Video (T2V) models have advanced rapidly, they continue to struggle with generating legible and coherent text within videos. In particular, existing models often fail to render correctly even short phrases or words and…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Ziyang Liu , Kevin Valencia , Justin Cui

Recent advances in text-to-video (T2V) generative models have shown impressive capabilities. However, these models are still inadequate in aligning synthesized videos with human preferences (e.g., accurately reflecting text descriptions),…

计算机视觉与模式识别 · 计算机科学 2025-03-06 Yibin Wang , Zhiyu Tan , Junyan Wang , Xiaomeng Yang , Cheng Jin , Hao Li

Diffusion-based \textit{image-to-video} (I2V) generation has become a central direction in generative models by turning a reference image, with optional conditions, into a temporally coherent video. Compared with broader video generation…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Xianlong Wang , Wenbo Pan , Shijia Zhou , Ke Li , Yuqi Wang , Zeyu Ye , Hangtao Zhang , Leo Yu Zhang , Xiaohua Jia