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Generative models have shown great promise in synthesizing photorealistic 3D objects, but they require large amounts of training data. We introduce SinGRAF, a 3D-aware generative model that is trained with a few input images of a single…

计算机视觉与模式识别 · 计算机科学 2023-04-04 Minjung Son , Jeong Joon Park , Leonidas Guibas , Gordon Wetzstein

We introduce SinGAN, an unconditional generative model that can be learned from a single natural image. Our model is trained to capture the internal distribution of patches within the image, and is then able to generate high quality,…

计算机视觉与模式识别 · 计算机科学 2019-09-06 Tamar Rott Shaham , Tali Dekel , Tomer Michaeli

We introduce 3inGAN, an unconditional 3D generative model trained from 2D images of a single self-similar 3D scene. Such a model can be used to produce 3D "remixes" of a given scene, by mapping spatial latent codes into a 3D volumetric…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Animesh Karnewar , Oliver Wang , Tobias Ritschel , Niloy Mitra

We tackle the challenge of learning a distribution over complex, realistic, indoor scenes. In this paper, we introduce Generative Scene Networks (GSN), which learns to decompose scenes into a collection of many local radiance fields that…

计算机视觉与模式识别 · 计算机科学 2021-04-02 Terrance DeVries , Miguel Angel Bautista , Nitish Srivastava , Graham W. Taylor , Joshua M. Susskind

In recent years, 3D generation has made great strides in both academia and industry. However, generating 3D scenes from a single RGB image remains a significant challenge, as current approaches often struggle to ensure both object…

图形学 · 计算机科学 2026-02-18 Xiang Tang , Ruotong Li , Xiaopeng Fan

Learning 3D generative models from a dataset of monocular images enables self-supervised 3D reasoning and controllable synthesis. State-of-the-art 3D generative models are GANs which use neural 3D volumetric representations for synthesis.…

计算机视觉与模式识别 · 计算机科学 2022-03-31 Ayush Tewari , Mallikarjun B R , Xingang Pan , Ohad Fried , Maneesh Agrawala , Christian Theobalt

Despite the rapid development of Neural Radiance Field (NeRF), the necessity of dense covers largely prohibits its wider applications. While several recent works have attempted to address this issue, they either operate with sparse views…

计算机视觉与模式识别 · 计算机科学 2022-08-15 Dejia Xu , Yifan Jiang , Peihao Wang , Zhiwen Fan , Humphrey Shi , Zhangyang Wang

3D-aware image generative modeling aims to generate 3D-consistent images with explicitly controllable camera poses. Recent works have shown promising results by training neural radiance field (NeRF) generators on unstructured 2D images, but…

计算机视觉与模式识别 · 计算机科学 2022-08-24 Yu Deng , Jiaolong Yang , Jianfeng Xiang , Xin Tong

We present a method for learning a generative 3D model based on neural radiance fields, trained solely from data with only single views of each object. While generating realistic images is no longer a difficult task, producing the…

计算机视觉与模式识别 · 计算机科学 2022-04-27 Daniel Rebain , Mark Matthews , Kwang Moo Yi , Dmitry Lagun , Andrea Tagliasacchi

The field of self-supervised 3D representation learning has emerged as a promising solution to alleviate the challenge presented by the scarcity of extensive, well-annotated datasets. However, it continues to be hindered by the lack of…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Yunsong Wang , Na Zhao , Gim Hee Lee

We propose DistillNeRF, a self-supervised learning framework addressing the challenge of understanding 3D environments from limited 2D observations in outdoor autonomous driving scenes. Our method is a generalizable feedforward model that…

计算机视觉与模式识别 · 计算机科学 2024-11-01 Letian Wang , Seung Wook Kim , Jiawei Yang , Cunjun Yu , Boris Ivanovic , Steven L. Waslander , Yue Wang , Sanja Fidler , Marco Pavone , Peter Karkus

Given a large dataset for training, generative adversarial networks (GANs) can achieve remarkable performance for the image synthesis task. However, training GANs in extremely low data regimes remains a challenge, as overfitting often…

计算机视觉与模式识别 · 计算机科学 2023-12-14 Vadim Sushko , Dan Zhang , Juergen Gall , Anna Khoreva

3D generative models of objects enable photorealistic image synthesis with 3D control. Existing methods model the scene as a global scene representation, ignoring the compositional aspect of the scene. Compositional reasoning can enable a…

图形学 · 计算机科学 2022-11-01 Mallikarjun BR , Ayush Tewari , Xingang Pan , Mohamed Elgharib , Christian Theobalt

We present a method for creating 3D indoor scenes with a generative model learned from a collection of semantic-segmented depth images captured from different unknown scenes. Given a room with a specified size, our method automatically…

计算机视觉与模式识别 · 计算机科学 2021-08-23 Ming-Jia Yang , Yu-Xiao Guo , Bin Zhou , Xin Tong

We propose NeRF-VAE, a 3D scene generative model that incorporates geometric structure via NeRF and differentiable volume rendering. In contrast to NeRF, our model takes into account shared structure across scenes, and is able to infer the…

In this work, we present SceneDreamer, an unconditional generative model for unbounded 3D scenes, which synthesizes large-scale 3D landscapes from random noise. Our framework is learned from in-the-wild 2D image collections only, without…

计算机视觉与模式识别 · 计算机科学 2023-12-08 Zhaoxi Chen , Guangcong Wang , Ziwei Liu

Unsupervised learning of object-centric representations in dynamic visual scenes is challenging. Unlike most previous approaches that learn to decompose 2D images, we present DynaVol, a 3D scene generative model that unifies geometric…

计算机视觉与模式识别 · 计算机科学 2024-01-29 Yanpeng Zhao , Siyu Gao , Yunbo Wang , Xiaokang Yang

Generative models have demonstrated remarkable abilities in generating high-fidelity visual content. In this work, we explore how generative models can further be used not only to synthesize visual content but also to understand the…

计算机视觉与模式识别 · 计算机科学 2025-06-25 Yanbo Wang , Justin Dauwels , Yilun Du

Deep generative models allow for photorealistic image synthesis at high resolutions. But for many applications, this is not enough: content creation also needs to be controllable. While several recent works investigate how to disentangle…

计算机视觉与模式识别 · 计算机科学 2021-04-30 Michael Niemeyer , Andreas Geiger

Generating images from a single sample, as a newly developing branch of image synthesis, has attracted extensive attention. In this paper, we formulate this problem as sampling from the conditional distribution of a single image, and…

计算机视觉与模式识别 · 计算机科学 2022-01-07 ZiCheng Zhang , CongYing Han , TianDe Guo
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