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In recent years, Neural Radiance Fields (NeRF) has made remarkable progress in the field of computer vision and graphics, providing strong technical support for solving key tasks including 3D scene understanding, new perspective synthesis,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Mingyuan Yao , Yukang Huo , Yang Ran , Qingbin Tian , Ruifeng Wang , Haihua Wang

Implicit fields have recently shown increasing success in representing and learning 3D shapes accurately. Signed distance fields and occupancy fields are decades old and still the preferred representations, both with well-studied…

Computer Vision and Pattern Recognition · Computer Science 2023-04-10 Edoardo Mello Rella , Ajad Chhatkuli , Ender Konukoglu , Luc Van Gool

We present iNeRF, a framework that performs mesh-free pose estimation by "inverting" a Neural RadianceField (NeRF). NeRFs have been shown to be remarkably effective for the task of view synthesis - synthesizing photorealistic novel views of…

Computer Vision and Pattern Recognition · Computer Science 2021-08-11 Lin Yen-Chen , Pete Florence , Jonathan T. Barron , Alberto Rodriguez , Phillip Isola , Tsung-Yi Lin

Novel view synthesis (NVS) is an important technology for many AR and VR applications. The recently proposed Neural Radiance Field (NeRF) approach has demonstrated superior performance on NVS tasks, and has been applied to other related…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-06-18 Yintian Zhang , Ziyu Shao

Neural Radiance Fields (NeRF) enable 3D scene reconstruction from 2D images and camera poses for Novel View Synthesis (NVS). Although NeRF can produce photorealistic results, it often suffers from overfitting to training views, leading to…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Fusang Wang , Arnaud Louys , Nathan Piasco , Moussab Bennehar , Luis Roldão , Dzmitry Tsishkou

Reconstruction of deformable scenes from endoscopic videos is important for many applications such as intraoperative navigation, surgical visual perception, and robotic surgery. It is a foundational requirement for realizing autonomous…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Shreya Saha , Zekai Liang , Shan Lin , Jingpei Lu , Michael Yip , Sainan Liu

We present a method for automatically modifying a NeRF representation based on a single observation of a non-rigid transformed version of the original scene. Our method defines the transformation as a 3D flow, specifically as a weighted…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Zhenggang Tang , Zhongzheng Ren , Xiaoming Zhao , Bowen Wen , Jonathan Tremblay , Stan Birchfield , Alexander Schwing

Neural Radiance Field (NeRF) has recently emerged as a powerful representation to synthesize photorealistic novel views. While showing impressive performance, it relies on the availability of dense input views with highly accurate camera…

Computer Vision and Pattern Recognition · Computer Science 2023-06-14 Prune Truong , Marie-Julie Rakotosaona , Fabian Manhardt , Federico Tombari

Neural Radiance Fields (NeRF) have demonstrated impressive performance in novel view synthesis. However, NeRF and most of its variants still rely on traditional complex pipelines to provide extrinsic and intrinsic camera parameters, such as…

Computer Vision and Pattern Recognition · Computer Science 2023-12-15 Qingsong Yan , Qiang Wang , Kaiyong Zhao , Jie Chen , Bo Li , Xiaowen Chu , Fei Deng

Neural Radiance Fields (NeRF) have emerged as a paradigm-shifting methodology for the photorealistic rendering of objects and environments, enabling the synthesis of novel viewpoints with remarkable fidelity. This is accomplished through…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Peng Tu , Xun Zhou , Mingming Wang , Xiaojun Yang , Bo Peng , Ping Chen , Xiu Su , Yawen Huang , Yefeng Zheng , Chang Xu

Object Pose Estimation is a crucial component in robotic grasping and augmented reality. Learning based approaches typically require training data from a highly accurate CAD model or labeled training data acquired using a complex setup. We…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Shishir Reddy Vutukur , Heike Brock , Benjamin Busam , Tolga Birdal , Andreas Hutter , Slobodan Ilic

Wound care is often challenged by the economic and logistical burdens that consistently afflict patients and hospitals worldwide. In recent decades, healthcare professionals have sought support from computer vision and machine learning…

Computer Vision and Pattern Recognition · Computer Science 2026-01-26 Remi Chierchia , Léo Lebrat , David Ahmedt-Aristizabal , Yulia Arzhaeva , Olivier Salvado , Clinton Fookes , Rodrigo Santa Cruz

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…

Computer Vision and Pattern Recognition · Computer Science 2024-04-12 Francesco Ballerini , Pierluigi Zama Ramirez , Roberto Mirabella , Samuele Salti , Luigi Di Stefano

Volumetric neural rendering methods like NeRF generate high-quality view synthesis results but are optimized per-scene leading to prohibitive reconstruction time. On the other hand, deep multi-view stereo methods can quickly reconstruct…

Computer Vision and Pattern Recognition · Computer Science 2023-03-17 Qiangeng Xu , Zexiang Xu , Julien Philip , Sai Bi , Zhixin Shu , Kalyan Sunkavalli , Ulrich Neumann

We present Non-Rigid Neural Radiance Fields (NR-NeRF), a reconstruction and novel view synthesis approach for general non-rigid dynamic scenes. Our approach takes RGB images of a dynamic scene as input (e.g., from a monocular video…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Edgar Tretschk , Ayush Tewari , Vladislav Golyanik , Michael Zollhöfer , Christoph Lassner , Christian Theobalt

We propose a supervised nonrigid image registration method, trained using artificial displacement vector fields (DVF), for which we propose and compare three network architectures. The artificial DVFs allow training in a fully supervised…

Image and Video Processing · Electrical Eng. & Systems 2019-08-28 Hessam Sokooti , Bob de Vos , Floris Berendsen , Mohsen Ghafoorian , Sahar Yousefi , Boudewijn P. F. Lelieveldt , Ivana Isgum , Marius Staring

Neural Radiance Fields (NeRF) have emerged as a powerful representation for the task of novel view synthesis due to their simplicity and state-of-the-art performance. Though NeRF can produce photorealistic renderings of unseen viewpoints…

Computer Vision and Pattern Recognition · Computer Science 2021-12-02 Michael Niemeyer , Jonathan T. Barron , Ben Mildenhall , Mehdi S. M. Sajjadi , Andreas Geiger , Noha Radwan

NeRF aims to learn a continuous neural scene representation by using a finite set of input images taken from various viewpoints. A well-known limitation of NeRF methods is their reliance on data: the fewer the viewpoints, the higher the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-17 Matteo Bortolon , Alessio Del Bue , Fabio Poiesi

Neural Radiance Fields (NeRF) recently emerged as a new paradigm for object representation from multi-view (MV) images. Yet, it cannot handle multi-scale (MS) images and camera pose estimation errors, which generally is the case with…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Nishant Jain , Suryansh Kumar , Luc Van Gool

Feature point detection and description is the backbone for various computer vision applications, such as Structure-from-Motion, visual SLAM, and visual place recognition. While learning-based methods have surpassed traditional handcrafted…

Computer Vision and Pattern Recognition · Computer Science 2024-09-23 Ali Youssef , Francisco Vasconcelos