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While diffusion-based models have shown remarkable generative capabilities in static settings, their extension to continual learning (CL) scenarios remains fundamentally constrained by Generative Catastrophic Forgetting (GCF). We observe…

Machine Learning · Computer Science 2025-08-25 Jingren Liu , Shuning Xu , Yun Wang , Zhong Ji , Xiangyu Chen

We present LT3SD, a novel latent diffusion model for large-scale 3D scene generation. Recent advances in diffusion models have shown impressive results in 3D object generation, but are limited in spatial extent and quality when extended to…

Computer Vision and Pattern Recognition · Computer Science 2025-05-02 Quan Meng , Lei Li , Matthias Nießner , Angela Dai

This paper introduces a novel hierarchical autoencoder that maps 3D models into a highly compressed latent space. The hierarchical autoencoder is specifically designed to tackle the challenges arising from large-scale datasets and…

Computer Vision and Pattern Recognition · Computer Science 2024-10-03 Biao Zhang , Peter Wonka

The accurate prediction of geometric state evolution in complex systems is critical for advancing scientific domains such as quantum chemistry and material modeling. Traditional experimental and computational methods face challenges in…

Machine Learning · Computer Science 2024-11-01 Shengjie Luo , Yixian Xu , Di He , Shuxin Zheng , Tie-Yan Liu , Liwei Wang

Despite recent progress, recovering parametric CAD construction sequences from geometric input, such as meshes or point clouds, is a key challenge for design and manufacturing, as existing CAD reconstruction and generation methods are…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Ghadi Nehme , Eamon Whalen , Faez Ahmed

The exponential surge in high-resolution remote sensing data faces a severe bottleneck in satellite-to-ground transmission. Limited downlink bandwidth forces the use of extreme high-ratio compression, which irreversibly destroys…

Computer Vision and Pattern Recognition · Computer Science 2026-04-29 Yun Li , Xianju Li

Generating realistic 3D point clouds is a fundamental problem in computer vision with applications in remote sensing, robotics, and digital object modeling. Existing generative approaches primarily capture geometry, and when semantics are…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Gunner Stone , Sushmita Sarker , Alireza Tavakkoli

Surface anomaly detection is a vital component in manufacturing inspection. Current discriminative methods follow a two-stage architecture composed of a reconstructive network followed by a discriminative network that relies on the…

Computer Vision and Pattern Recognition · Computer Science 2024-07-11 Matic Fučka , Vitjan Zavrtanik , Danijel Skočaj

Reconstructing 3D representations from 2D inputs is a fundamental task in computer vision and graphics, serving as a cornerstone for understanding and interacting with the physical world. While traditional methods achieve high fidelity,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-16 Weijie Wang , Qihang Cao , Sensen Gao , Donny Y. Chen , Haofei Xu , Wenjing Bian , Songyou Peng , Tat-Jen Cham , Chuanxia Zheng , Andreas Geiger , Jianfei Cai , Jia-Wang Bian , Bohan Zhuang

Generative models have achieved success in producing semantically plausible 2D images, but it remains challenging in 3D generation due to the absence of spatial geometry constraints. Typically, existing methods utilize geometric features as…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Haonan Wang , Hanyu Zhou , Haoyue Liu , Tao Gu , Luxin Yan

We introduce the Quartet of Diffusions, a structure-aware point cloud generation framework that explicitly models part composition and symmetry. Unlike prior methods that treat shape generation as a holistic process or only support part…

Computer Vision and Pattern Recognition · Computer Science 2026-01-29 Chenliang Zhou , Fangcheng Zhong , Weihao Xia , Albert Miao , Canberk Baykal , Cengiz Oztireli

Depth map super-resolution technology aims to improve the spatial resolution of low-resolution depth maps and effectively restore high-frequency detail information. Traditional convolutional neural network has limitations in dealing with…

Computer Vision and Pattern Recognition · Computer Science 2025-08-04 Chenggang Guo , Hao Xu , XianMing Wan

Text-to-CAD code generation is a long-horizon task that translates textual instructions into long sequences of interdependent operations. Existing methods typically decode text directly into executable code (e.g., bpy) without explicitly…

Artificial Intelligence · Computer Science 2026-04-14 Shengjie Gong , Wenjie Peng , Hongyuan Chen , Gangyu Zhang , Yunqing Hu , Huiyuan Zhang , Shuangping Huang , Tianshui Chen

U-shaped architectures have long dominated the field of medical image segmentation, while Transformers are widely employed for modeling long-range dependencies. The former typically handles scale variations implicitly by aggregating…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Yanhua Zhang , Ke Zhang , Jingyu Wang , Gabriella Balestra , Samanta Rosati , Yulin Wu , Wuwei Wang , Valentina Giannini

Predicting human motion plays a crucial role in ensuring a safe and effective human-robot close collaboration in intelligent remanufacturing systems of the future. Existing works can be categorized into two groups: those focusing on…

Robotics · Computer Science 2023-08-01 Sibo Tian , Minghui Zheng , Xiao Liang

We introduce Diffusion Active Learning, a novel approach that combines generative diffusion modeling with data-driven sequential experimental design to adaptively acquire data for inverse problems. Although broadly applicable, we focus on…

Machine Learning · Computer Science 2025-04-07 Luis Barba , Johannes Kirschner , Tomas Aidukas , Manuel Guizar-Sicairos , Benjamín Béjar

Parametric computer-aided design (CAD) tools are the predominant way that engineers specify physical structures, from bicycle pedals to airplanes to printed circuit boards. The key characteristic of parametric CAD is that design intent is…

Machine Learning · Computer Science 2022-04-29 Ari Seff , Wenda Zhou , Nick Richardson , Ryan P. Adams

With the growing interest in foundation models for brain signals, graph-based pretraining has emerged as a promising paradigm for learning transferable representations from connectome data. However, existing contrastive and masked…

Machine Learning · Computer Science 2026-03-10 Xinxu Wei , Rong Zhou , Lifang He , Yu Zhang

State Space Models (SSMs) show significant potential for long-sequence modeling, but their reliance on input order conflicts with the irregular nature of point clouds. Existing approaches often rely on predefined serialization schemes whose…

Computer Vision and Pattern Recognition · Computer Science 2026-04-06 Bin Liu , Chunyang Wang , Xuelian Liu , Ge Zhang

Sparse-view 3D modeling represents a fundamental tension between reconstruction fidelity and generative plausibility. While feed-forward reconstruction excels in efficiency and input alignment, it often lacks the global priors needed for…

Computer Vision and Pattern Recognition · Computer Science 2026-04-06 Zhisheng Huang , Jiahao Chen , Cheng Lin , Chenyu Hu , Hanzhuo Huang , Zhengming Yu , Mengfei Li , Yuheng Liu , Zekai Gu , Zibo Zhao , Yuan Liu , Xin Li , Wenping Wang