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Recent advances in neural radiance fields have enabled the high-fidelity 3D reconstruction of complex scenes for novel view synthesis. However, it remains underexplored how the appearance of such representations can be efficiently edited…

计算机视觉与模式识别 · 计算机科学 2023-01-25 Zhengfei Kuang , Fujun Luan , Sai Bi , Zhixin Shu , Gordon Wetzstein , Kalyan Sunkavalli

Neural radiance fields (NeRF) excel at synthesizing new views given multi-view, calibrated images of a static scene. When scenes include distractors, which are not persistent during image capture (moving objects, lighting variations,…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Sara Sabour , Suhani Vora , Daniel Duckworth , Ivan Krasin , David J. Fleet , Andrea Tagliasacchi

This paper introduces a novel paradigm for the generalizable neural radiance field (NeRF). Previous generic NeRF methods combine multiview stereo techniques with image-based neural rendering for generalization, yielding impressive results,…

计算机视觉与模式识别 · 计算机科学 2024-01-26 Jiaxu Wang , Ziyi Zhang , Renjing Xu

We present a novel method for performing flexible, 3D-aware image content manipulation while enabling high-quality novel view synthesis. While NeRF-based approaches are effective for novel view synthesis, such models memorize the radiance…

计算机视觉与模式识别 · 计算机科学 2022-04-25 Verica Lazova , Vladimir Guzov , Kyle Olszewski , Sergey Tulyakov , Gerard Pons-Moll

Neural radiance fields (NeRF) appeared recently as a powerful tool to generate realistic views of objects and confined areas. Still, they face serious challenges with open scenes, where the camera has unrestricted movement and content can…

计算机视觉与模式识别 · 计算机科学 2023-03-23 Ahmad AlMughrabi , Umair Haroon , Ricardo Marques , Petia Radeva

Neural Radiance Fields (NeRF) have demonstrated superior novel view synthesis performance but are slow at rendering. To speed up the volume rendering process, many acceleration methods have been proposed at the cost of large memory…

计算机视觉与模式识别 · 计算机科学 2022-12-19 Sicheng Li , Hao Li , Yue Wang , Yiyi Liao , Lu Yu

We address the challenge of constructing a consistent and photorealistic Neural Radiance Field in inhomogeneously illuminated, scattering environments with unknown, co-moving light sources. While most existing works on underwater scene…

计算机视觉与模式识别 · 计算机科学 2025-04-15 Mengkun She , Felix Seegräber , David Nakath , Patricia Schöntag , Kevin Köser

Reasoning the 3D structure of a non-rigid dynamic scene from a single moving camera is an under-constrained problem. Inspired by the remarkable progress of neural radiance fields (NeRFs) in photo-realistic novel view synthesis of static…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Sameera Ramasinghe , Violetta Shevchenko , Gil Avraham , Anton Van Den Hengel

3D head avatars built with neural implicit volumetric representations have achieved unprecedented levels of photorealism. However, the computational cost of these methods remains a significant barrier to their widespread adoption,…

计算机视觉与模式识别 · 计算机科学 2024-04-03 Ziqian Bai , Feitong Tan , Sean Fanello , Rohit Pandey , Mingsong Dou , Shichen Liu , Ping Tan , Yinda Zhang

Radiance fields have gradually become a main representation of media. Although its appearance editing has been studied, how to achieve view-consistent recoloring in an efficient manner is still under explored. We present RecolorNeRF, a…

计算机视觉与模式识别 · 计算机科学 2023-09-19 Bingchen Gong , Yuehao Wang , Xiaoguang Han , Qi Dou

To address the ill-posed problem caused by partial observations in monocular human volumetric capture, we present AvatarCap, a novel framework that introduces animatable avatars into the capture pipeline for high-fidelity reconstruction in…

计算机视觉与模式识别 · 计算机科学 2022-07-13 Zhe Li , Zerong Zheng , Hongwen Zhang , Chaonan Ji , Yebin Liu

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

Multi-view volumetric rendering techniques have recently shown great potential in modeling and synthesizing high-quality head avatars. A common approach to capture full head dynamic performances is to track the underlying geometry using a…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Kartik Teotia , Mallikarjun B R , Xingang Pan , Hyeongwoo Kim , Pablo Garrido , Mohamed Elgharib , Christian Theobalt

A variety of Neural Radiance Fields (NeRF) methods have recently achieved remarkable success in high render speed. However, current accelerating methods are specialized and incompatible with various implicit methods, preventing real-time…

计算机视觉与模式识别 · 计算机科学 2024-01-05 Xinyu Gao , Ziyi Yang , Yunlu Zhao , Yuxiang Sun , Xiaogang Jin , Changqing Zou

We present a learning-based method for synthesizing novel views of complex scenes using only unstructured collections of in-the-wild photographs. We build on Neural Radiance Fields (NeRF), which uses the weights of a multilayer perceptron…

计算机视觉与模式识别 · 计算机科学 2021-01-07 Ricardo Martin-Brualla , Noha Radwan , Mehdi S. M. Sajjadi , Jonathan T. Barron , Alexey Dosovitskiy , Daniel Duckworth

We present Neural Articulated Radiance Field (NARF), a novel deformable 3D representation for articulated objects learned from images. While recent advances in 3D implicit representation have made it possible to learn models of complex…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Atsuhiro Noguchi , Xiao Sun , Stephen Lin , Tatsuya Harada

Implicit radiance functions emerged as a powerful scene representation for reconstructing and rendering photo-realistic views of a 3D scene. These representations, however, suffer from poor editability. On the other hand, explicit…

计算机视觉与模式识别 · 计算机科学 2022-10-28 Li Ma , Xiaoyu Li , Jing Liao , Xuan Wang , Qi Zhang , Jue Wang , Pedro Sander

The emergence of Neural Radiance Fields (NeRF) has promoted the development of synthesized high-fidelity views of the intricate real world. However, it is still a very demanding task to repaint the content in NeRF. In this paper, we propose…

计算机视觉与模式识别 · 计算机科学 2023-12-11 Xingchen Zhou , Ying He , F. Richard Yu , Jianqiang Li , You Li

High-fidelity reconstruction of head avatars from monocular videos is highly desirable for virtual human applications, but it remains a challenge in the fields of computer graphics and computer vision. In this paper, we propose a two-phase…

图形学 · 计算机科学 2025-03-31 Pilseo Park , Ze Zhang , Michel Sarkis , Ning Bi , Xiaoming Liu , Yiying Tong

Neural Radiance Fields (NeRF) has recently gained popularity for its impressive novel view synthesis ability. This paper studies the problem of hallucinated NeRF: i.e., recovering a realistic NeRF at a different time of day from a group of…

计算机视觉与模式识别 · 计算机科学 2022-05-31 Xingyu Chen , Qi Zhang , Xiaoyu Li , Yue Chen , Ying Feng , Xuan Wang , Jue Wang