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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

This paper proposes a novel self-supervised based Cut-and-Paste GAN to perform foreground object segmentation and generate realistic composite images without manual annotations. We accomplish this goal by a simple yet effective…

Computer Vision and Pattern Recognition · Computer Science 2023-04-06 Kunal Chaturvedi , Ali Braytee , Jun Li , Mukesh Prasad

From metronomes to celestial bodies, mechanics underpins how the world evolves in time and space. With consideration of this, a number of recent neural network models leverage inductive biases from classical mechanics to encourage model…

Machine Learning · Computer Science 2026-01-15 Jiayin Liu , Yulong Yang , Vineet Bansal , Christine Allen-Blanchette

Recent work has shown the ability to learn generative models for 3D shapes from only unstructured 2D images. However, training such models requires differentiating through the rasterization step of the rendering process, therefore past work…

Computer Vision and Pattern Recognition · Computer Science 2020-03-02 Sebastian Lunz , Yingzhen Li , Andrew Fitzgibbon , Nate Kushman

Recent advances in deep learning have significantly transformed the field of 3D shape generation, enabling the synthesis of complex, diverse, and semantically meaningful 3D objects. This survey provides a comprehensive overview of the…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Nicolas Caytuiro , Ivan Sipiran

Synthesizing visual content that meets users' needs often requires flexible and precise controllability of the pose, shape, expression, and layout of the generated objects. Existing approaches gain controllability of generative adversarial…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Xingang Pan , Ayush Tewari , Thomas Leimkühler , Lingjie Liu , Abhimitra Meka , Christian Theobalt

Recent 3D Gaussian Splatting (3DGS) GANs for human heads synthesize and render photorealistic 3D models in real-time and offer a vast variety in identity and appearance. However, controlling specific semantic attributes such as hair color…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Florian Barthel , Shalini De Mello , Koki Nagano , Wieland Morgenstern , Anna Hilsmann , Peter Eisert

We present LiDARGen, a novel, effective, and controllable generative model that produces realistic LiDAR point cloud sensory readings. Our method leverages the powerful score-matching energy-based model and formulates the point cloud…

Computer Vision and Pattern Recognition · Computer Science 2022-09-27 Vlas Zyrianov , Xiyue Zhu , Shenlong Wang

In this paper, we focus on latent modification and generation of 3D point cloud object models with respect to their semantic parts. Different to the existing methods which use separate networks for part generation and assembly, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2021-02-26 Cihan Öngün , Alptekin Temizel

Solid texture synthesis (STS), an effective way to extend a 2D exemplar to a 3D solid volume, exhibits advantages in computational photography. However, existing methods generally fail to accurately learn arbitrary textures, which may…

Computer Vision and Pattern Recognition · Computer Science 2023-08-17 Xin Zhao , Jifeng Guo , Lin Wang , Fanqi Li , Jiahao Li , Junteng Zheng , Bo Yang

Coarse building mass models are now routinely generated at scales ranging from individual buildings through to whole cities. For example, they can be abstracted from raw measurements, generated procedurally, or created manually. However,…

Graphics · Computer Science 2019-03-08 Tom Kelly , Paul Guerrero , Anthony Steed , Peter Wonka , Niloy J. Mitra

Fast and accurate 3D shape generation from point clouds is essential for applications in robotics, AR/VR, and digital content creation. We introduce ConTiCoM-3D, a continuous-time consistency model that synthesizes 3D shapes directly in…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Sebastian Eilermann , René Heesch , Oliver Niggemann

With the vast data-collecting capabilities of current and future high-energy collider experiments, there is an increasing demand for computationally efficient simulations. Generative machine learning models enable fast event generation, yet…

High Energy Physics - Phenomenology · Physics 2023-10-04 Erik Buhmann , Gregor Kasieczka , Jesse Thaler

Controllable scene synthesis consists of generating 3D information that satisfy underlying specifications. Thereby, these specifications should be abstract, i.e. allowing easy user interaction, whilst providing enough interface for detailed…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 Helisa Dhamo , Fabian Manhardt , Nassir Navab , Federico Tombari

Existing generative models for 3D shapes can synthesize high-fidelity and visually plausible shapes. For certain classes of shapes that have undergone an engineering design process, the realism of the shape is tightly coupled with the…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Yingxuan You , Chen Zhao , Hantao Zhang , Ming Xu , Pascal Fua

Significant progress has recently been made in creative applications of large pre-trained models for downstream tasks in 3D vision, such as text-to-shape generation. This motivates our investigation of how these pre-trained models can be…

Computer Vision and Pattern Recognition · Computer Science 2023-07-11 Aditya Sanghi , Pradeep Kumar Jayaraman , Arianna Rampini , Joseph Lambourne , Hooman Shayani , Evan Atherton , Saeid Asgari Taghanaki

We study the hard problem of 3D object segmentation in complex point clouds without requiring human labels of 3D scenes for supervision. By relying on the similarity of pretrained 2D features or external signals such as motion to group 3D…

Computer Vision and Pattern Recognition · Computer Science 2025-04-17 Zihui Zhang , Yafei Yang , Hongtao Wen , Bo Yang

Despite recent advancements in neural 3D reconstruction, the dependence on dense multi-view captures restricts their broader applicability. Additionally, 3D scene generation is vital for advancing embodied AI and world models, which depend…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Yuxin Zhang , Ziyu Lu , Hongbo Duan , Keyu Fan , Pengting Luo , Peiyu Zhuang , Mengyu Yang , Houde Liu

We introduce a high resolution, 3D-consistent image and shape generation technique which we call StyleSDF. Our method is trained on single-view RGB data only, and stands on the shoulders of StyleGAN2 for image generation, while solving two…

Computer Vision and Pattern Recognition · Computer Science 2022-03-31 Roy Or-El , Xuan Luo , Mengyi Shan , Eli Shechtman , Jeong Joon Park , Ira Kemelmacher-Shlizerman

While recent advances in 3D-aware Generative Adversarial Networks (GANs) have aided the development of near-frontal view human face synthesis, the challenge of comprehensively synthesizing a full 3D head viewable from all angles still…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Heyuan Li , Ce Chen , Tianhao Shi , Yuda Qiu , Sizhe An , Guanying Chen , Xiaoguang Han