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RGB-based 3D pose estimation methods have been successful with the development of deep learning and the emergence of high-quality 3D pose datasets. However, most existing methods do not operate well for testing images whose distribution is…

计算机视觉与模式识别 · 计算机科学 2025-02-26 Hansoo Park , Chanwoo Kim , Jihyeon Kim , Hoseong Cho , Nhat Nguyen Bao Truong , Taehwan Kim , Seungryul Baek

Domain shift presents a significant challenge in applying Deep Learning to the segmentation of 3D medical images from sources like Magnetic Resonance Imaging (MRI) and Computed Tomography (CT). Although numerous Domain Adaptation methods…

图像与视频处理 · 电气工程与系统科学 2025-02-25 Boris Shirokikh , Anvar Kurmukov , Mariia Donskova , Valentin Samokhin , Mikhail Belyaev , Ivan Oseledets

Source-free domain adaptation (SFDA) is compelling because it allows adapting an off-the-shelf model to a new domain using only unlabelled data. In this work, we apply existing SFDA techniques to a challenging set of naturally-occurring…

机器学习 · 计算机科学 2023-06-27 Malik Boudiaf , Tom Denton , Bart van Merriënboer , Vincent Dumoulin , Eleni Triantafillou

This paper tackles the problem of generalizable 3D-aware generation from monocular datasets, e.g., ImageNet. The key challenge of this task is learning a robust 3D-aware representation without multi-view or dynamic data, while ensuring…

计算机视觉与模式识别 · 计算机科学 2025-03-12 Yuxin Wang , Qianyi Wu , Dan Xu

Diffusion-based generative image compression has demonstrated remarkable potential for achieving realistic reconstruction at ultra-low bitrates. The key to unlocking this potential lies in making the entire compression process…

计算机视觉与模式识别 · 计算机科学 2026-03-26 Xihua Sheng , Lingyu Zhu , Tianyu Zhang , Dong Liu , Shiqi Wang , Jing Wang

Photo-realistic and controllable 3D avatars are crucial for various applications such as virtual and mixed reality (VR/MR), telepresence, gaming, and film production. Traditional methods for avatar creation often involve time-consuming…

The scarcity of large-scale 3D-text paired data poses a great challenge on open vocabulary 3D scene understanding, and hence it is popular to leverage internet-scale 2D data and transfer their open vocabulary capabilities to 3D models…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Pengfei Wang , Yuxi Wang , Shuai Li , Zhaoxiang Zhang , Zhen Lei , Lei Zhang

Recent image-to-image translation models have shown great success in mapping local textures between two domains. Existing approaches rely on a cycle-consistency constraint that supervises the generators to learn an inverse mapping. However,…

计算机视觉与模式识别 · 计算机科学 2021-12-15 Wenju Xu , Guanghui Wang

Standard domain adaptation methods do not work well when a large gap exists between the source and target domains. Gradual domain adaptation is one of the approaches used to address the problem. It involves leveraging the intermediate…

机器学习 · 统计学 2024-01-24 Shogo Sagawa , Hideitsu Hino

Denoising diffusion probabilistic models (DDPMs) have been proven capable of synthesizing high-quality images with remarkable diversity when trained on large amounts of data. However, to our knowledge, few-shot image generation tasks have…

计算机视觉与模式识别 · 计算机科学 2023-03-08 Jingyuan Zhu , Huimin Ma , Jiansheng Chen , Jian Yuan

Recent advances in imitation learning for 3D robotic manipulation have shown promising results with diffusion-based policies. However, achieving human-level dexterity requires seamless integration of geometric precision and semantic…

We suggest a new multi-modal algorithm for joint inference of paired structurally aligned samples with Rectified Flow models. While some existing methods propose a codependent generation process, they do not view the problem of joint…

Generalized feed-forward Gaussian models have achieved significant progress in sparse-view 3D reconstruction by leveraging prior knowledge from large multi-view datasets. However, these models often struggle to represent high-frequency…

计算机视觉与模式识别 · 计算机科学 2025-03-10 Seungtae Nam , Xiangyu Sun , Gyeongjin Kang , Younggeun Lee , Seungjun Oh , Eunbyung Park

The scarcity and complexity of voxel-level annotations in 3D medical imaging present significant challenges, particularly due to the domain gap between labeled datasets from well-resourced centers and unlabeled datasets from less-resourced…

计算机视觉与模式识别 · 计算机科学 2024-08-13 Haifan Gong , Yitao Wang , Yihan Wang , Jiashun Xiao , Xiang Wan , Haofeng Li

Portrait stylization is a long-standing task enabling extensive applications. Although 2D-based methods have made great progress in recent years, real-world applications such as metaverse and games often demand 3D content. On the other…

计算机视觉与模式识别 · 计算机科学 2023-04-20 Zhuo Chen , Xudong Xu , Yichao Yan , Ye Pan , Wenhan Zhu , Wayne Wu , Bo Dai , Xiaokang Yang

Generative adversarial networks have led to significant advances in cross-modal/domain translation. However, typically these networks are designed for a specific task (e.g., dialogue generation or image synthesis, but not both). We present…

计算机视觉与模式识别 · 计算机科学 2019-07-11 Shuang Ma , Daniel McDuff , Yale Song

Existing machine learning literature lacks graph-based domain adaptation techniques capable of handling large distribution shifts, primarily due to the difficulty in simulating a coherent evolutionary path from source to target graph. To…

机器学习 · 计算机科学 2026-05-14 Pui Ieng Lei , Ximing Chen , Yijun Sheng , Yanyan Liu , Zhiguo Gong , Qiang Yang

We present MoGA, a novel method to reconstruct high-fidelity 3D Gaussian avatars from a single-view image. The main challenge lies in inferring unseen appearance and geometric details while ensuring 3D consistency and realism. Most previous…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Zijian Dong , Longteng Duan , Jie Song , Michael J. Black , Andreas Geiger

Although 3D human pose estimation has gained impressive development in recent years, only a few works focus on infants, that have different bone lengths and also have limited data. Directly applying adult pose estimation models typically…

计算机视觉与模式识别 · 计算机科学 2023-11-22 Zhuoran Zhou , Zhongyu Jiang , Wenhao Chai , Cheng-Yen Yang , Lei Li , Jenq-Neng Hwang

Unsupervised Domain Adaptation (UDA) aims to adapt the model trained on the labeled source domain to an unlabeled target domain. In this paper, we present Prototypical Contrast Adaptation (ProCA), a simple and efficient contrastive learning…

计算机视觉与模式识别 · 计算机科学 2022-07-15 Zhengkai Jiang , Yuxi Li , Ceyuan Yang , Peng Gao , Yabiao Wang , Ying Tai , Chengjie Wang