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Scene reconstruction and novel-view synthesis for large, complex, multi-story, indoor scenes is a challenging and time-consuming task. Prior methods have utilized drones for data capture and radiance fields for scene reconstruction, both of…

Computer Vision and Pattern Recognition · Computer Science 2024-10-16 Yuanbo Chen , Chengyu Zhang , Jason Wang , Xuefan Gao , Avideh Zakhor

Neural Radiance Fields (NeRF) is an emerging technique to synthesize 3D objects from 2D images with a wide range of potential applications. However, rendering existing NeRF models is extremely computation intensive, making it challenging to…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-06-25 Zhe Wang , Yifei Zhu

In this paper, we propose a Neural Radiance Fields (NeRF) based framework, referred to as Novel View Synthesis Framework (NVSF). It jointly learns the implicit neural representation of space and time-varying scene for both LiDAR and Camera.…

Computer Vision and Pattern Recognition · Computer Science 2025-06-26 Gaurav Sharma , Ravi Kothari , Josef Schmid

In the realm of autonomous driving, achieving precise 3D reconstruction of the driving environment is critical for ensuring safety and effective navigation. Neural Radiance Fields (NeRF) have shown promise in creating highly detailed and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-26 Xiaochao Pan , Jiawei Yao , Hongrui Kou , Tong Wu , Canran Xiao

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,…

Computer Vision and Pattern Recognition · Computer Science 2024-08-27 Adil Meric , Umut Kocasari , Matthias Nießner , Barbara Roessle

Unlike traditional cameras which synchronously register pixel intensity, neuromorphic sensors only register `changes' at pixels where a change is occurring asynchronously. This enables neuromorphic sensors to sample at a micro-second level…

Computer Vision and Pattern Recognition · Computer Science 2024-08-29 Harbir Antil , Daniel Blauvelt , David Sayre

We propose a novel-view augmentation (NOVA) strategy to train NeRFs for photo-realistic 3D composition of dynamic objects in a static scene. Compared to prior work, our framework significantly reduces blending artifacts when inserting…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Dakshit Agrawal , Jiajie Xu , Siva Karthik Mustikovela , Ioannis Gkioulekas , Ashish Shrivastava , Yuning Chai

We introduce an approach to enhance the novel view synthesis from images taken from a freely moving camera. The introduced approach focuses on outdoor scenes where recovering accurate geometric scaffold and camera pose is challenging,…

Computer Vision and Pattern Recognition · Computer Science 2023-03-31 Nishant Jain , Suryansh Kumar , Luc Van Gool

We present an end-to-end system for the high-fidelity capture, model reconstruction, and real-time rendering of walkable spaces in virtual reality using neural radiance fields. To this end, we designed and built a custom multi-camera rig to…

This paper presents a novel method for the reconstruction of high-resolution temporal images in dynamic tomographic imaging, particularly for discrete objects with smooth boundaries that vary over time. Addressing the challenge of limited…

Image and Video Processing · Electrical Eng. & Systems 2023-11-10 Ajinkya Kadu , Felix Lucka , Kees Joost Batenburg

Neural Radiance Fields (NeRFs) have become increasingly popular because of their impressive ability for novel view synthesis. However, their effectiveness is hindered by the Rolling Shutter (RS) effects commonly found in most camera…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Muyao Niu , Tong Chen , Yifan Zhan , Zhuoxiao Li , Xiang Ji , Yinqiang Zheng

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) has been wildly applied to various tasks for its high-quality representation of 3D scenes. It takes long per-scene training time and per-image testing time. In this paper, we present EfficientNeRF as an…

Computer Vision and Pattern Recognition · Computer Science 2022-06-03 Tao Hu , Shu Liu , Yilun Chen , Tiancheng Shen , Jiaya Jia

The task of novel view synthesis aims to generate unseen perspectives of an object or scene from a limited set of input images. Nevertheless, synthesizing novel views from a single image still remains a significant challenge in the realm of…

Computer Vision and Pattern Recognition · Computer Science 2023-10-05 Yifan Jiang , Hao Tang , Jen-Hao Rick Chang , Liangchen Song , Zhangyang Wang , Liangliang Cao

Novel view synthesis (NVS) approaches such as NeRFs or 3DGS can produce photo-realistic 3D scene representation from a set of images with known extrinsic and intrinsic parameters. The necessary camera poses and calibrations are typically…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Jhacson Meza , Martin R. Oswald , Torsten Sattler

We introduce a scalable framework for novel view synthesis from RGB-D images with largely incomplete scene coverage. While generative neural approaches have demonstrated spectacular results on 2D images, they have not yet achieved similar…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Zuoyue Li , Tianxing Fan , Zhenqiang Li , Zhaopeng Cui , Yoichi Sato , Marc Pollefeys , Martin R. Oswald

Image generation today can produce somewhat realistic images from text prompts. However, if one asks the generator to synthesize a specific camera setting such as creating different fields of view using a 24mm lens versus a 70mm lens, the…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Yu Yuan , Xijun Wang , Yichen Sheng , Prateek Chennuri , Xingguang Zhang , Stanley Chan

The accurate reconstruction of dynamic scenes with neural radiance fields is significantly dependent on the estimation of camera poses. Widely used structure-from-motion pipelines encounter difficulties in accurately tracking the camera…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Nicolas Schischka , Hannah Schieber , Mert Asim Karaoglu , Melih Görgülü , Florian Grötzner , Alexander Ladikos , Daniel Roth , Nassir Navab , Benjamin Busam

Novel view synthesis (NVS) from a single image is highly ill-posed due to large unobserved regions, especially for views that deviate significantly from the input. While existing methods focus on consistency between the source and generated…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Xueyang Kang , Zhengkang Xiang , Zezheng Zhang , Kourosh Khoshelham

We present a system for applying sim2real approaches to "in the wild" scenes with realistic visuals, and to policies which rely on active perception using RGB cameras. Given a short video of a static scene collected using a generic phone,…

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