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相关论文: DynVideo-E: Harnessing Dynamic NeRF for Large-Scal…

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Neural Radiance Fields (NeRFs) have recently emerged as a popular option for photo-realistic object capture due to their ability to faithfully capture high-fidelity volumetric content even from handheld video input. Although much research…

计算机视觉与模式识别 · 计算机科学 2024-04-24 Binglun Wang , Niladri Shekhar Dutt , Niloy J. Mitra

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

We present a novel paradigm of building an animatable 3D human representation from a monocular video input, such that it can be rendered in any unseen poses and views. Our method is based on a dynamic Neural Radiance Field (NeRF) rigged by…

计算机视觉与模式识别 · 计算机科学 2022-08-19 Gusi Te , Xiu Li , Xiao Li , Jinglu Wang , Wei Hu , Yan Lu

Existing diffusion-based methods have achieved impressive results in human motion editing. However, these methods often exhibit significant ghosting and body distortion in unseen in-the-wild cases. In this paper, we introduce…

计算机视觉与模式识别 · 计算机科学 2024-10-16 Yi Zuo , Lingling Li , Licheng Jiao , Fang Liu , Xu Liu , Wenping Ma , Shuyuan Yang , Yuwei Guo

Neural Radiance Fields (NeRFs) have proven to be powerful 3D representations, capable of high quality novel view synthesis of complex scenes. While NeRFs have been applied to graphics, vision, and robotics, problems with slow rendering…

Implicit neural representations, represented by Neural Radiance Fields (NeRF), have dominated research in 3D computer vision by virtue of high-quality visual results and data-driven benefits. However, their realistic applications are…

计算机视觉与模式识别 · 计算机科学 2024-05-28 Yaokun Li , Chao Gou , Guang Tan

Neural Radiance Fields (NeRFs) have shown great potential in modeling 3D scenes. Dynamic NeRFs extend this model by capturing time-varying elements, typically using deformation fields. The existing dynamic NeRFs employ a similar Eulerian…

计算机视觉与模式识别 · 计算机科学 2025-02-13 Ancheng Lin , Yusheng Xiang , Jun Li , Mukesh Prasad

Diffusion-based methods can generate realistic images and videos, but they struggle to edit existing objects in a video while preserving their appearance over time. This prevents diffusion models from being applied to natural video editing…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Wenhao Chai , Xun Guo , Gaoang Wang , Yan Lu

Recent work on Neural Radiance Fields (NeRF) has demonstrated significant advances in high-quality view synthesis. A major limitation of NeRF is its low rendering efficiency due to the need for multiple network forwardings to render a…

计算机视觉与模式识别 · 计算机科学 2023-08-23 Yushuang Wu , Xiao Li , Jinglu Wang , Xiaoguang Han , Shuguang Cui , Yan Lu

In this paper, we propose SelfNeRF, an efficient neural radiance field based novel view synthesis method for human performance. Given monocular self-rotating videos of human performers, SelfNeRF can train from scratch and achieve…

计算机视觉与模式识别 · 计算机科学 2022-10-05 Bo Peng , Jun Hu , Jingtao Zhou , Juyong Zhang

Photorealistic rendering of dynamic humans is an important ability for telepresence systems, virtual shopping, synthetic data generation, and more. Recently, neural rendering methods, which combine techniques from computer graphics and…

计算机视觉与模式识别 · 计算机科学 2020-12-21 Ziyan Wang , Timur Bagautdinov , Stephen Lombardi , Tomas Simon , Jason Saragih , Jessica Hodgins , Michael Zollhöfer

NeRF's high-quality scene synthesis capability was quickly accepted by scholars in the years after it was proposed, and significant progress has been made in 3D scene representation and synthesis. However, the high computational cost limits…

计算机视觉与模式识别 · 计算机科学 2024-01-24 Shun Fang , Ming Cui , Xing Feng , Yanan Zhang

The success of the Neural Radiance Fields (NeRFs) for modeling and free-view rendering static objects has inspired numerous attempts on dynamic scenes. Current techniques that utilize neural rendering for facilitating free-view videos…

计算机视觉与模式识别 · 计算机科学 2023-06-16 Liao Wang , Qiang Hu , Qihan He , Ziyu Wang , Jingyi Yu , Tinne Tuytelaars , Lan Xu , Minye Wu

Talking head synthesis is an emerging technology with wide applications in film dubbing, virtual avatars and online education. Recent NeRF-based methods generate more natural talking videos, as they better capture the 3D structural…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Shuai Shen , Wanhua Li , Zheng Zhu , Yueqi Duan , Jie Zhou , Jiwen Lu

Dynamic neural radiance fields (dynamic NeRFs) have demonstrated impressive results in novel view synthesis on 3D dynamic scenes. However, they often require complete video sequences for training followed by novel view synthesis, which is…

计算机视觉与模式识别 · 计算机科学 2023-05-25 Zhiwen Yan , Chen Li , Gim Hee Lee

Video editing is a challenging task that requires manipulating videos on both the spatial and temporal dimensions. Existing methods for video editing mainly focus on changing the appearance or style of the objects in the video, while…

计算机视觉与模式识别 · 计算机科学 2023-12-06 Yao Teng , Enze Xie , Yue Wu , Haoyu Han , Zhenguo Li , Xihui Liu

In dynamic Neural Radiance Fields (NeRF) systems, state-of-the-art novel view synthesis methods often fail under significant viewpoint deviations, producing unstable and unrealistic renderings. To address this, we introduce Expanded Dynamic…

计算机视觉与模式识别 · 计算机科学 2025-12-17 Le Jiang , Shaotong Zhu , Yedi Luo , Shayda Moezzi , Sarah Ostadabbas

We propose a Few-shot Dynamic Neural Radiance Field (FDNeRF), the first NeRF-based method capable of reconstruction and expression editing of 3D faces based on a small number of dynamic images. Unlike existing dynamic NeRFs that require…

计算机视觉与模式识别 · 计算机科学 2022-09-14 Jingbo Zhang , Xiaoyu Li , Ziyu Wan , Can Wang , Jing Liao

We present DietNeRF, a 3D neural scene representation estimated from a few images. Neural Radiance Fields (NeRF) learn a continuous volumetric representation of a scene through multi-view consistency, and can be rendered from novel…

计算机视觉与模式识别 · 计算机科学 2021-04-02 Ajay Jain , Matthew Tancik , Pieter Abbeel

Neural Radiance Fields (NeRF) have emerged as a powerful tool for creating highly detailed and photorealistic scenes. Existing methods for NeRF-based 3D style transfer need extensive per-scene optimization for single or multiple styles,…

计算机视觉与模式识别 · 计算机科学 2024-08-27 Adil Meric , Umut Kocasari , Matthias Nießner , Barbara Roessle