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Neural implicit representation has attracted attention in 3D reconstruction through various success cases. For further applications such as scene understanding or editing, several works have shown progress towards object compositional…

计算机视觉与模式识别 · 计算机科学 2024-06-13 Taekbeom Lee , Youngseok Jang , H. Jin Kim

This paper proposes a neural radiance field (NeRF) approach for novel view synthesis of dynamic scenes using forward warping. Existing methods often adopt a static NeRF to represent the canonical space, and render dynamic images at other…

计算机视觉与模式识别 · 计算机科学 2023-10-02 Xiang Guo , Jiadai Sun , Yuchao Dai , Guanying Chen , Xiaoqing Ye , Xiao Tan , Errui Ding , Yumeng Zhang , Jingdong Wang

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

In this paper, we focus on the problem of rendering novel views from a Neural Radiance Field (NeRF) under unobserved light conditions. To this end, we introduce a novel dataset, dubbed ReNe (Relighting NeRF), framing real world objects…

计算机视觉与模式识别 · 计算机科学 2023-04-21 Marco Toschi , Riccardo De Matteo , Riccardo Spezialetti , Daniele De Gregorio , Luigi Di Stefano , Samuele Salti

We propose a method for reconstructing a continuous light field of a target scene from a single observed image. Our method takes the best of two worlds: joint aperture-exposure coding for compressive light-field acquisition, and a neural…

计算机视觉与模式识别 · 计算机科学 2023-11-17 Yuya Ishikawa , Keita Takahashi , Chihiro Tsutake , Toshiaki Fujii

Existing 3D-aware image synthesis approaches mainly focus on generating a single canonical object and show limited capacity in composing a complex scene containing a variety of objects. This work presents DisCoScene: a 3Daware generative…

计算机视觉与模式识别 · 计算机科学 2022-12-23 Yinghao Xu , Menglei Chai , Zifan Shi , Sida Peng , Ivan Skorokhodov , Aliaksandr Siarohin , Ceyuan Yang , Yujun Shen , Hsin-Ying Lee , Bolei Zhou , Sergey Tulyakov

Classical light field rendering for novel view synthesis can accurately reproduce view-dependent effects such as reflection, refraction, and translucency, but requires a dense view sampling of the scene. Methods based on geometric…

计算机视觉与模式识别 · 计算机科学 2022-03-30 Mohammed Suhail , Carlos Esteves , Leonid Sigal , Ameesh Makadia

Efficient and accurate 3D reconstruction is essential for applications in cultural heritage. This study addresses the challenge of visualizing objects within large-scale scenes at a high level of detail (LOD) using Neural Radiance Fields…

计算机视觉与模式识别 · 计算机科学 2025-02-19 Quoc-Anh Bui , Gilles Rougeron , Géraldine Morin , Simone Gasparini

Neural Radiance Fields (NeRFs) are a powerful representation for modeling a 3D scene as a continuous function. Though NeRF is able to render complex 3D scenes with view-dependent effects, few efforts have been devoted to exploring its…

计算机视觉与模式识别 · 计算机科学 2022-11-18 Yifan Jiang , Peter Hedman , Ben Mildenhall , Dejia Xu , Jonathan T. Barron , Zhangyang Wang , Tianfan Xue

We propose a pipeline to generate Neural Radiance Fields~(NeRF) of an object or a scene of a specific class, conditioned on a single input image. This is a challenging task, as training NeRF requires multiple views of the same scene,…

计算机视觉与模式识别 · 计算机科学 2022-03-01 Shengqu Cai , Anton Obukhov , Dengxin Dai , Luc Van Gool

Neural radiance fields (NeRFs) produce state-of-the-art view synthesis results. However, they are slow to render, requiring hundreds of network evaluations per pixel to approximate a volume rendering integral. Baking NeRFs into explicit…

计算机视觉与模式识别 · 计算机科学 2022-05-11 Benjamin Attal , Jia-Bin Huang , Michael Zollhoefer , Johannes Kopf , Changil Kim

Neural fields (NFs) have achieved remarkable success in scene reconstruction and novel view synthesis. However, existing NF approaches that rely on RGB or LiDAR inputs often struggle under adverse weather conditions, limiting their…

计算机视觉与模式识别 · 计算机科学 2026-03-13 Jiarui Zhang , Zhihao Li , Chong Wang , Bihan Wen

This paper presents a stylized novel view synthesis method. Applying state-of-the-art stylization methods to novel views frame by frame often causes jittering artifacts due to the lack of cross-view consistency. Therefore, this paper…

计算机视觉与模式识别 · 计算机科学 2022-07-07 Thu Nguyen-Phuoc , Feng Liu , Lei Xiao

The light transport (LT) of a scene describes how it appears under different lighting and viewing directions, and complete knowledge of a scene's LT enables the synthesis of novel views under arbitrary lighting. In this paper, we focus on…

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 (NeRFs) have revolutionized the reconstruction of static scenes and objects in 3D, offering unprecedented quality. However, extending NeRFs to model dynamic objects or object articulations remains a challenging…

计算机视觉与模式识别 · 计算机科学 2024-09-11 Archana Swaminathan , Anubhav Gupta , Kamal Gupta , Shishira R. Maiya , Vatsal Agarwal , Abhinav Shrivastava

We estimate the radiance field of large-scale dynamic areas from multiple vehicle captures under varying environmental conditions. Previous works in this domain are either restricted to static environments, do not scale to more than a…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Tobias Fischer , Lorenzo Porzi , Samuel Rota Bulò , Marc Pollefeys , Peter Kontschieder

Neural radiance fields (NeRFs) enable novel view synthesis with unprecedented visual quality. However, to render photorealistic images, NeRFs require hundreds of deep multilayer perceptron (MLP) evaluations - for each pixel. This is…

计算机视觉与模式识别 · 计算机科学 2023-04-21 Ziyu Wan , Christian Richardt , Aljaž Božič , Chao Li , Vijay Rengarajan , Seonghyeon Nam , Xiaoyu Xiang , Tuotuo Li , Bo Zhu , Rakesh Ranjan , Jing Liao

In this work, we aim to detect the changes caused by object variations in a scene represented by the neural radiance fields (NeRFs). Given an arbitrary view and two sets of scene images captured at different timestamps, we can predict the…

计算机视觉与模式识别 · 计算机科学 2023-12-27 Rui Huang , Binbin Jiang , Qingyi Zhao , William Wang , Yuxiang Zhang , Qing Guo

We introduce a new task, novel view synthesis for LiDAR sensors. While traditional model-based LiDAR simulators with style-transfer neural networks can be applied to render novel views, they fall short of producing accurate and realistic…

计算机视觉与模式识别 · 计算机科学 2023-07-17 Tang Tao , Longfei Gao , Guangrun Wang , Yixing Lao , Peng Chen , Hengshuang Zhao , Dayang Hao , Xiaodan Liang , Mathieu Salzmann , Kaicheng Yu