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Creating high-quality controllable 3D human models from multi-view RGB videos poses a significant challenge. Neural radiance fields (NeRFs) have demonstrated remarkable quality in reconstructing and free-viewpoint rendering of static as…

计算机视觉与模式识别 · 计算机科学 2024-03-20 Paul Knoll , Wieland Morgenstern , Anna Hilsmann , Peter Eisert

Traditional 3D face models are based on mesh representations with texture. One of the most important models is FLAME (Faces Learned with an Articulated Model and Expressions), which produces meshes of human faces that are fully…

计算机视觉与模式识别 · 计算机科学 2023-11-28 Wojciech Zając , Joanna Waczyńska , Piotr Borycki , Jacek Tabor , Maciej Zięba , Przemysław Spurek

We study the problem of reconstructing 3D feature curves of an object from a set of calibrated multi-view images. To do so, we learn a neural implicit field representing the density distribution of 3D edges which we refer to as Neural Edge…

计算机视觉与模式识别 · 计算机科学 2023-03-17 Yunfan Ye , Renjiao Yi , Zhirui Gao , Chenyang Zhu , Zhiping Cai , Kai Xu

Previous efforts have managed to generate production-ready 3D assets from text or images. However, these methods primarily employ NeRF or 3D Gaussian representations, which are not adept at producing smooth, high-quality geometries required…

图形学 · 计算机科学 2024-10-15 Rengan Xie , Wenting Zheng , Kai Huang , Yizheng Chen , Qi Wang , Qi Ye , Wei Chen , Yuchi Huo

We tackle the task of text-to-3D creation with pre-trained latent-based NeRFs (NeRFs that generate 3D objects given input latent code). Recent works such as DreamFusion and Magic3D have shown great success in generating 3D content using…

计算机视觉与模式识别 · 计算机科学 2023-12-21 Yu-Jhe Li , Tao Xu , Ji Hou , Bichen Wu , Xiaoliang Dai , Albert Pumarola , Peizhao Zhang , Peter Vajda , Kris Kitani

We present dynamic neural radiance fields for modeling the appearance and dynamics of a human face. Digitally modeling and reconstructing a talking human is a key building-block for a variety of applications. Especially, for telepresence…

计算机视觉与模式识别 · 计算机科学 2020-12-08 Guy Gafni , Justus Thies , Michael Zollhöfer , Matthias Nießner

Labeling LiDAR point clouds for training autonomous driving is extremely expensive and difficult. LiDAR simulation aims at generating realistic LiDAR data with labels for training and verifying self-driving algorithms more efficiently.…

计算机视觉与模式识别 · 计算机科学 2024-01-23 Junge Zhang , Feihu Zhang , Shaochen Kuang , Li Zhang

Human portraits exhibit various appearances when observed from different views under different lighting conditions. We can easily imagine how the face will look like in another setup, but computer algorithms still fail on this problem given…

计算机视觉与模式识别 · 计算机科学 2021-07-27 Tiancheng Sun , Kai-En Lin , Sai Bi , Zexiang Xu , Ravi Ramamoorthi

Recent works learn 3D representation explicitly under text-3D guidance. However, limited text-3D data restricts the vocabulary scale and text control of generations. Generators may easily fall into a stereotype concept for certain text…

计算机视觉与模式识别 · 计算机科学 2024-03-15 Tianyu Huang , Yihan Zeng , Bowen Dong , Hang Xu , Songcen Xu , Rynson W. H. Lau , Wangmeng Zuo

Recent advances in 3D scene representation and novel view synthesis have witnessed the rise of Neural Radiance Fields (NeRFs). Nevertheless, it is not trivial to exploit NeRF for the photorealistic 3D scene stylization task, which aims to…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Zicheng Zhang , Yinglu Liu , Congying Han , Yingwei Pan , Tiande Guo , Ting Yao

Dynamic Neural Radiance Field (NeRF) is a powerful algorithm capable of rendering photo-realistic novel view images from a monocular RGB video of a dynamic scene. Although it warps moving points across frames from the observation spaces to…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Zhiwen Yan , Chen Li , Gim Hee Lee

Neural Radiance Field (NeRF) has achieved substantial progress in novel view synthesis given multi-view images. Recently, some works have attempted to train a NeRF from a single image with 3D priors. They mainly focus on a limited field of…

计算机视觉与模式识别 · 计算机科学 2023-10-31 Guangcong Wang , Peng Wang , Zhaoxi Chen , Wenping Wang , Chen Change Loy , Ziwei Liu

Recent work on Neural Radiance Fields (NeRF) showed how neural networks can be used to encode complex 3D environments that can be rendered photorealistically from novel viewpoints. Rendering these images is very computationally demanding…

计算机视觉与模式识别 · 计算机科学 2021-04-16 Stephan J. Garbin , Marek Kowalski , Matthew Johnson , Jamie Shotton , Julien Valentin

Neural radiance fields (NeRF) has gained significant attention for its exceptional visual effects. However, most existing NeRF methods reconstruct 3D scenes from RGB images captured by visible light cameras. In practical scenarios like…

计算机视觉与模式识别 · 计算机科学 2024-10-08 Chonghao Zhong , Chao Xu

Neural Radiance Fields (NeRFs) have emerged as a standard framework for representing 3D scenes and objects, introducing a novel data type for information exchange and storage. Concurrently, significant progress has been made in multimodal…

计算机视觉与模式识别 · 计算机科学 2024-04-12 Francesco Ballerini , Pierluigi Zama Ramirez , Roberto Mirabella , Samuele Salti , Luigi Di Stefano

Implicit neural representations have shown powerful capacity in modeling real-world 3D scenes, offering superior performance in novel view synthesis. In this paper, we target a more challenging scenario, i.e., joint scene novel view…

计算机视觉与模式识别 · 计算机科学 2023-08-08 Yuxin Wang , Wayne Wu , Dan Xu

Recent advances in Multimodal Large Language Models (MLLMs) have shown remarkable capabilities in understanding both images and 3D data, yet these modalities face inherent limitations in comprehensively representing object geometry and…

计算机视觉与模式识别 · 计算机科学 2025-04-22 Andrea Amaduzzi , Pierluigi Zama Ramirez , Giuseppe Lisanti , Samuele Salti , Luigi Di Stefano

Neural scene representations, such as Neural Radiance Fields (NeRF), are based on training a multilayer perceptron (MLP) using a set of color images with known poses. An increasing number of devices now produce RGB-D(color + depth)…

计算机视觉与模式识别 · 计算机科学 2022-11-08 Arnab Dey , Yassine Ahmine , Andrew I. Comport

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

Neural volumetric representations such as Neural Radiance Fields (NeRF) have emerged as a compelling technique for learning to represent 3D scenes from images with the goal of rendering photorealistic images of the scene from unobserved…

计算机视觉与模式识别 · 计算机科学 2021-03-29 Peter Hedman , Pratul P. Srinivasan , Ben Mildenhall , Jonathan T. Barron , Paul Debevec
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