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Long-tail distributions in driving datasets pose a fundamental challenge for 3D perception, as rare classes exhibit substantial intra-class diversity yet available samples cover this variation space only sparsely. Existing instance…

计算机视觉与模式识别 · 计算机科学 2026-03-26 Jumin Lee , Siyeong Lee , Namil Kim , Sung-Eui Yoon

Diffusion models have demonstrated exceptional capabilities in image restoration, yet their application to video super-resolution (VSR) faces significant challenges in balancing fidelity with temporal consistency. Our evaluation reveals a…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Xiaohui Li , Yihao Liu , Shuo Cao , Ziyan Chen , Shaobin Zhuang , Xiangyu Chen , Yinan He , Yi Wang , Yu Qiao

Diffusion models, such as Stable Diffusion, have shown incredible performance on text-to-image generation. Since text-to-image generation often requires models to generate visual concepts with fine-grained details and attributes specified…

计算机视觉与模式识别 · 计算机科学 2024-04-26 Xuehai He , Weixi Feng , Tsu-Jui Fu , Varun Jampani , Arjun Akula , Pradyumna Narayana , Sugato Basu , William Yang Wang , Xin Eric Wang

Reinforcement Learning (RL) has recently been incorporated into diffusion models, e.g., tasks such as text-to-image. However, directly applying existing RL methods to diffusion-based image restoration models is suboptimal, as the objective…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Xiaogang Xu , Ruihang Chu , Jian Wang , Kun Zhou , Wenjie Shu , Harry Yang , Ser-Nam Lim , Hao Chen , Liang Lin

Despite progress in visual perception tasks such as image classification and detection, computers still struggle to understand the interdependency of objects in the scene as a whole, e.g., relations between objects or their attributes.…

计算机视觉与模式识别 · 计算机科学 2017-03-10 Xiaodan Liang , Lisa Lee , Eric P. Xing

Diffusion models have made significant advances recently in high-quality image synthesis and related tasks. However, diffusion models trained on real-world datasets, which often follow long-tailed distributions, yield inferior fidelity for…

计算机视觉与模式识别 · 计算机科学 2024-02-19 Divin Yan , Lu Qi , Vincent Tao Hu , Ming-Hsuan Yang , Meng Tang

Diffusion, a fundamental internal mechanism emerging in many physical processes, describes the interaction among different objects. In many learning tasks with limited training samples, the diffusion connects the labeled and unlabeled data…

机器学习 · 计算机科学 2023-05-02 Tangjun Wang , Zehao Dou , Chenglong Bao , Zuoqiang Shi

Diffusion Probabilistic Models have recently attracted significant attention in the community of computer vision due to their outstanding performance. However, while a substantial amount of diffusion-based research has focused on generative…

计算机视觉与模式识别 · 计算机科学 2024-09-12 Yingling Lu , Yijun Yang , Zhaohu Xing , Qiong Wang , Lei Zhu

Fine-tuning vision-language models (VLMs) with large amounts of unlabeled data has recently garnered significant interest. However, a key challenge remains the lack of high-quality pseudo-labeled data. Current pseudo-labeling strategies…

计算机视觉与模式识别 · 计算机科学 2025-04-17 Hairui Ren , Fan Tang , He Zhao , Zixuan Wang , Dandan Guo , Yi Chang

Text-to-3D generation approaches have advanced significantly by leveraging pretrained 2D diffusion priors, producing high-quality and 3D-consistent outputs. However, they often fail to produce out-of-domain (OOD) or rare concepts, yielding…

计算机视觉与模式识别 · 计算机科学 2025-08-25 Yosef Dayani , Omer Benishu , Sagie Benaim

In offline reinforcement learning (RL), the performance of the learned policy highly depends on the quality of offline datasets. However, in many cases, the offline dataset contains very limited optimal trajectories, which poses a challenge…

机器学习 · 计算机科学 2024-02-23 Guanghe Li , Yixiang Shan , Zhengbang Zhu , Ting Long , Weinan Zhang

Recent studies emphasize the crucial role of data augmentation in enhancing the performance of object detection models. However,existing methodologies often struggle to effectively harmonize dataset diversity with semantic coordination.To…

计算机视觉与模式识别 · 计算机科学 2024-08-07 Sen Nie , Zhuo Wang , Xinxin Wang , Kun He

Inspired by the in-context learning mechanism of large language models (LLMs), a new paradigm of generalizable visual prompt-based image editing is emerging. Existing single-reference methods typically focus on style or appearance…

计算机视觉与模式识别 · 计算机科学 2025-06-04 Yan Gong , Yiren Song , Yicheng Li , Chenglin Li , Yin Zhang

We present a diffusion-based video editing framework, namely DiffusionAtlas, which can achieve both frame consistency and high fidelity in editing video object appearance. Despite the success in image editing, diffusion models still…

计算机视觉与模式识别 · 计算机科学 2023-12-08 Shao-Yu Chang , Hwann-Tzong Chen , Tyng-Luh Liu

We introduce Diffusion Augmented Agents (DAAG), a novel framework that leverages large language models, vision language models, and diffusion models to improve sample efficiency and transfer learning in reinforcement learning for embodied…

机器学习 · 计算机科学 2024-07-31 Norman Di Palo , Leonard Hasenclever , Jan Humplik , Arunkumar Byravan

Understanding visual relationships involves identifying the subject, the object, and a predicate relating them. We leverage the strong correlations between the predicate and the (subj,obj) pair (both semantically and spatially) to predict…

计算机视觉与模式识别 · 计算机科学 2017-08-04 Ruichi Yu , Ang Li , Vlad I. Morariu , Larry S. Davis

Existing text-video retrieval solutions are, in essence, discriminant models focused on maximizing the conditional likelihood, i.e., p(candidates|query). While straightforward, this de facto paradigm overlooks the underlying data…

计算机视觉与模式识别 · 计算机科学 2023-08-22 Peng Jin , Hao Li , Zesen Cheng , Kehan Li , Xiangyang Ji , Chang Liu , Li Yuan , Jie Chen

Video deblurring presents a considerable challenge owing to the complexity of blur, which frequently results from a combination of camera shakes, and object motions. In the field of video deblurring, many previous works have primarily…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Haoyang Long , Yan Wang , Wendong Wang

Diffusion models have achieved remarkable success in text-to-image generation. However, their practical applications are hindered by the misalignment between generated images and corresponding text prompts. To tackle this issue,…

计算机视觉与模式识别 · 计算机科学 2025-03-28 Zijing Hu , Fengda Zhang , Long Chen , Kun Kuang , Jiahui Li , Kaifeng Gao , Jun Xiao , Xin Wang , Wenwu Zhu

Video diffusion alignment has been heavily relied on scalar rewards. These rewards are typically derived from learned reward models in human preference datasets, requiring additional training and extensive collection. Moreover, scalar…

计算机视觉与模式识别 · 计算机科学 2026-03-18 Yifan Wang , Yanyu Li , Gordon Guocheng Qian , Sergey Tulyakov , Yun Fu , Anil Kag