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Recent works on implicit neural representations have shown promising results for multi-view surface reconstruction. However, most approaches are limited to relatively simple geometries and usually require clean object masks for…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Jingyang Zhang , Yao Yao , Long Quan

Recently, it has shown that priors are vital for neural implicit functions to reconstruct high-quality surfaces from multi-view RGB images. However, current priors require large-scale pre-training, and merely provide geometric clues without…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Wenyuan Zhang , Emily Yue-ting Jia , Junsheng Zhou , Baorui Ma , Kanle Shi , Yu-Shen Liu , Zhizhong Han

Reconstructing photo-realistic large-scale scenes from images, for example at city scale, is a long-standing problem in computer graphics. Neural rendering is an emerging technique that enables photo-realistic image synthesis from…

图形学 · 计算机科学 2025-07-22 Yaru Liu , Derek Nowrouzezahri , Morgan Mcguire

Neural Radiance Field (NeRF) has shown impressive results in novel view synthesis, particularly in Virtual Reality (VR) and Augmented Reality (AR), thanks to its ability to represent scenes continuously. However, when just a few input view…

计算机视觉与模式识别 · 计算机科学 2024-02-27 Hanxin Zhu , Tianyu He , Zhibo Chen

Existing methods in neural scene reconstruction utilize the Signed Distance Function (SDF) to model the density function. However, in indoor scenes, the density computed from the SDF for a sampled point may not consistently reflect its real…

计算机视觉与模式识别 · 计算机科学 2024-08-29 Ruihong Yin , Yunlu Chen , Sezer Karaoglu , Theo Gevers

Neural Radiance Field (NeRF) has gained considerable attention recently for 3D scene reconstruction and novel view synthesis due to its remarkable synthesis quality. However, image blurriness caused by defocus or motion, which often occurs…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Li Ma , Xiaoyu Li , Jing Liao , Qi Zhang , Xuan Wang , Jue Wang , Pedro V. Sander

Neural Radiance Field (NeRF) has been a mainstream in novel view synthesis with its remarkable quality of rendered images and simple architecture. Although NeRF has been developed in various directions improving continuously its…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Seunghyeon Seo , Yeonjin Chang , Nojun Kwak

In this paper, we present an efficient and robust deep learning solution for novel view synthesis of complex scenes. In our approach, a 3D scene is represented as a light field, i.e., a set of rays, each of which has a corresponding color…

计算机视觉与模式识别 · 计算机科学 2022-07-08 Zhong Li , Liangchen Song , Celong Liu , Junsong Yuan , Yi Xu

Neural Radiance Fields (NeRF) have demonstrated exceptional capabilities in reconstructing complex scenes with high fidelity. However, NeRF's view dependency can only handle low-frequency reflections. It falls short when handling complex…

计算机视觉与模式识别 · 计算机科学 2024-11-08 Chen Gao , Yipeng Wang , Changil Kim , Jia-Bin Huang , Johannes Kopf

While NeRF has shown great success for neural reconstruction and rendering, its limited MLP capacity and long per-scene optimization times make it challenging to model large-scale indoor scenes. In contrast, classical 3D reconstruction…

计算机视觉与模式识别 · 计算机科学 2022-03-23 Xiaoshuai Zhang , Sai Bi , Kalyan Sunkavalli , Hao Su , Zexiang Xu

In this paper we show how to perform scene-level inverse rendering to recover shape, reflectance and lighting from a single, uncontrolled image using a fully convolutional neural network. The network takes an RGB image as input, regresses…

计算机视觉与模式识别 · 计算机科学 2021-02-15 Ye Yu , William A. P. Smith

Recently, significant progress has been made in the study of methods for 3D reconstruction from multiple images using implicit neural representations, exemplified by the neural radiance field (NeRF) method. Such methods, which are based on…

计算机视觉与模式识别 · 计算机科学 2024-04-19 Wooseok Kim , Taiki Fukiage , Takeshi Oishi

Recently, Neural Radiance Fields (NeRF) has exhibited significant success in novel view synthesis, surface reconstruction, etc. However, since no physical reflection is considered in its rendering pipeline, NeRF mistakes the reflection in…

计算机视觉与模式识别 · 计算机科学 2023-08-08 Junyi Zeng , Chong Bao , Rui Chen , Zilong Dong , Guofeng Zhang , Hujun Bao , Zhaopeng Cui

Neural Radiance Fields (NeRFs) typically struggle to reconstruct and render highly specular objects, whose appearance varies quickly with changes in viewpoint. Recent works have improved NeRF's ability to render detailed specular appearance…

计算机视觉与模式识别 · 计算机科学 2024-05-24 Dor Verbin , Pratul P. Srinivasan , Peter Hedman , Ben Mildenhall , Benjamin Attal , Richard Szeliski , Jonathan T. Barron

The insertion of objects into a scene and relighting are commonly utilized applications in augmented reality (AR). Previous methods focused on inserting virtual objects using CAD models or real objects from single-view images, resulting in…

计算机视觉与模式识别 · 计算机科学 2024-06-24 Xuening Zhu , Renjiao Yi , Xin Wen , Chenyang Zhu , Kai Xu

We represent the ResNeRF, a novel geometry-guided two-stage framework for indoor scene novel view synthesis. Be aware of that a good geometry would greatly boost the performance of novel view synthesis, and to avoid the geometry ambiguity…

计算机视觉与模式识别 · 计算机科学 2023-07-12 Yuting Xiao , Yiqun Zhao , Yanyu Xu , Shenghua Gao

We present MVSNeRF, a novel neural rendering approach that can efficiently reconstruct neural radiance fields for view synthesis. Unlike prior works on neural radiance fields that consider per-scene optimization on densely captured images,…

计算机视觉与模式识别 · 计算机科学 2021-08-25 Anpei Chen , Zexiang Xu , Fuqiang Zhao , Xiaoshuai Zhang , Fanbo Xiang , Jingyi Yu , Hao Su

Reconstructing three-dimensional (3D) structures from two-dimensional (2D) X-ray images is a valuable and efficient technique in medical applications that requires less radiation exposure than computed tomography scans. Recent approaches…

图像与视频处理 · 电气工程与系统科学 2025-03-11 Chengrui Zhu , Ryoichi Ishikawa , Masataka Kagesawa , Tomohisa Yuzawa , Toru Watsuji , Takeshi Oishi

This paper introduces a novel continual learning framework for synthesising novel views of multiple scenes, learning multiple 3D scenes incrementally, and updating the network parameters only with the training data of the upcoming new…

计算机视觉与模式识别 · 计算机科学 2024-09-10 Yuze Wang , Junyi Wang , Chen Wang , Wantong Duan , Yongtang Bao , Yue Qi

In this work, we use multi-view aerial images to reconstruct the geometry, lighting, and material of facades using neural signed distance fields (SDFs). Without the requirement of complex equipment, our method only takes simple RGB images…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Zixuan Xie , Rengan Xie , Rong Li , Kai Huang , Pengju Qiao , Jingsen Zhu , Xu Yin , Qi Ye , Wei Hua , Yuchi Huo , Hujun Bao