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We introduce native-resolution image synthesis, a novel generative modeling paradigm that enables the synthesis of images at arbitrary resolutions and aspect ratios. This approach overcomes the limitations of conventional fixed-resolution,…

计算机视觉与模式识别 · 计算机科学 2025-06-04 Zidong Wang , Lei Bai , Xiangyu Yue , Wanli Ouyang , Yiyuan Zhang

Recent advancements in diffusion models, particularly the architectural transformation from UNet-based models to Diffusion Transformers (DiTs), significantly improve the quality and scalability of image and video generation. However,…

计算机视觉与模式识别 · 计算机科学 2024-11-21 Lei Chen , Yuan Meng , Chen Tang , Xinzhu Ma , Jingyan Jiang , Xin Wang , Zhi Wang , Wenwu Zhu

We present a novel and flexible architecture for point cloud segmentation with dual-representation iterative learning. In point cloud processing, different representations have their own pros and cons. Thus, finding suitable ways to…

计算机视觉与模式识别 · 计算机科学 2021-08-10 Maosheng Ye , Shuangjie Xu , Tongyi Cao , Qifeng Chen

Existing learning-based surface reconstruction methods from point clouds are still facing challenges in terms of scalability and preservation of details on large-scale point clouds. In this paper, we propose the SSRNet, a novel scalable…

计算机视觉与模式识别 · 计算机科学 2020-04-15 Zhenxing Mi , Yiming Luo , Wenbing Tao

Autoregressive transformers have revolutionized generative models in language processing and shown substantial promise in image and video generation. However, these models face significant challenges when extended to 3D generation tasks due…

计算机视觉与模式识别 · 计算机科学 2024-09-11 Jinzhi Zhang , Feng Xiong , Mu Xu

We empirically study the scaling properties of various Diffusion Transformers (DiTs) for text-to-image generation by performing extensive and rigorous ablations, including training scaled DiTs ranging from 0.3B upto 8B parameters on…

计算机视觉与模式识别 · 计算机科学 2024-12-18 Hao Li , Shamit Lal , Zhiheng Li , Yusheng Xie , Ying Wang , Yang Zou , Orchid Majumder , R. Manmatha , Zhuowen Tu , Stefano Ermon , Stefano Soatto , Ashwin Swaminathan

Large generative diffusion models have revolutionized text-to-image generation and offer immense potential for conditional generation tasks such as image enhancement, restoration, editing, and compositing. However, their widespread adoption…

计算机视觉与模式识别 · 计算机科学 2024-02-20 Kangfu Mei , Mauricio Delbracio , Hossein Talebi , Zhengzhong Tu , Vishal M. Patel , Peyman Milanfar

Energy evaluation using fast Fourier transforms enables sampling billions of putative complex structures and hence revolutionized rigid protein-protein docking. However, in current methods efficient acceleration is achieved only in either…

Objective: Most deep neural network-based diffusion tensor imaging methods require the diffusion gradients' number and directions in the data to be reconstructed to match those in the training data. This work aims to develop and evaluate a…

图像与视频处理 · 电气工程与系统科学 2023-12-22 Zejun Wu , Jiechao Wang , Zunquan Chen , Qinqin Yang , Zhen Xing , Dairong Cao , Jianfeng Bao , Taishan Kang , Jianzhong Lin , Shuhui Cai , Zhong Chen , Congbo Cai

Generative models hold the promise of significantly expediting the materials design process when compared to traditional human-guided or rule-based methodologies. However, effectively generating high-quality periodic structures of materials…

材料科学 · 物理学 2024-08-15 Anshuman Sinha , Shuyi Jia , Victor Fung

Recently, 3D vision-based diffusion policies have shown strong capability in learning complex robotic manipulation skills. However, a common architectural mismatch exists in these models: a tiny yet efficient point-cloud encoder is often…

机器人学 · 计算机科学 2026-02-02 Jinhao Zhang , Zhexuan Zhou , Huizhe Li , Yichen Lai , Wenlong Xia , Haoming Song , Youmin Gong , Jie Mei

Designing protein sequences that fold into a target 3-D structure, termed as the inverse folding problem, is central to protein engineering. However, it remains challenging due to the vast sequence space and the importance of local…

定量方法 · 定量生物学 2026-03-17 Sazan Mahbub , Souvik Kundu , Eric P. Xing

Diffusion models have quickly risen in popularity for their ability to model complex distributions and perform effective posterior sampling. Unfortunately, the iterative nature of these generative models makes them computationally expensive…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Tristan S. W. Stevens , Oisín Nolan , Jean-Luc Robert , Ruud J. G. van Sloun

Medical image segmentation is crucial for many healthcare tasks, including disease diagnosis and treatment planning. One key area is the segmentation of skin lesions, which is vital for diagnosing skin cancer and monitoring patients. In…

计算机视觉与模式识别 · 计算机科学 2025-07-22 Salah Eddine Bekhouche , Gaby Maroun , Fadi Dornaika , Abdenour Hadid

Objective: Clinical implementation of deformable image registration (DIR) requires voxel-based spatial accuracy metrics such as manually identified landmarks, which are challenging to implement for highly mobile gastrointestinal (GI)…

Recently, large-scale diffusion models, e.g., Stable diffusion and DallE2, have shown remarkable results on image synthesis. On the other hand, large-scale cross-modal pre-trained models (e.g., CLIP, ALIGN, and FILIP) are competent for…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Runhui Huang , Jianhua Han , Guansong Lu , Xiaodan Liang , Yihan Zeng , Wei Zhang , Hang Xu

The high dimensionality of images presents architecture and sampling-efficiency challenges for likelihood-based generative models. Previous approaches such as VQ-VAE use deep autoencoders to obtain compact representations, which are more…

计算机视觉与模式识别 · 计算机科学 2021-03-08 Charlie Nash , Jacob Menick , Sander Dieleman , Peter W. Battaglia

Recently, great progress has been achieved in text-to-video (T2V) generation by scaling transformer-based diffusion models to billions of parameters, which can generate high-quality videos. However, existing models typically produce only…

计算机视觉与模式识别 · 计算机科学 2026-03-30 Akio Kodaira , Tingbo Hou , Ji Hou , Markos Georgopoulos , Felix Juefei-Xu , Masayoshi Tomizuka , Yue Zhao

Porous materials exhibit vast structural diversity and support critical applications in gas storage, separations, and catalysis. However, predictive modeling remains challenging due to the multiscale nature of structure-property…

机器学习 · 计算机科学 2025-09-24 Dong Chen , Jian Liu , Chun-Long Chen , Guo-Wei Wei

Differentiable rendering aims to compute the derivative of the image rendering function with respect to the rendering parameters. This paper presents a novel algorithm for 6-DoF pose estimation through gradient-based optimization using a…

计算机视觉与模式识别 · 计算机科学 2022-12-27 Ramchander Rao Bhaskara , Roshan Thomas Eapen , Manoranjan Majji