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Neural radiance field (NeRF) research has made significant progress in modeling static video content captured in the wild. However, current models and rendering processes rarely consider scenes captured underwater, which are useful for…

Computer Vision and Pattern Recognition · Computer Science 2025-07-10 Luca Gough , Adrian Azzarelli , Fan Zhang , Nantheera Anantrasirichai

Neural implicit representation of visual scenes has attracted a lot of attention in recent research of computer vision and graphics. Most prior methods focus on how to reconstruct 3D scene representation from a set of images. In this work,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-12 Wenpu Li , Pian Wan , Peng Wang , Jinghang Li , Yi Zhou , Peidong Liu

Recent advances in Multimodal Large Language Models (MLLMs) have shown remarkable capabilities in understanding both images and 3D data, yet these modalities face inherent limitations in comprehensively representing object geometry and…

Computer Vision and Pattern Recognition · Computer Science 2025-04-22 Andrea Amaduzzi , Pierluigi Zama Ramirez , Giuseppe Lisanti , Samuele Salti , Luigi Di Stefano

We present a method for composing photorealistic scenes from captured images of objects. Our work builds upon neural radiance fields (NeRFs), which implicitly model the volumetric density and directionally-emitted radiance of a scene. While…

Computer Vision and Pattern Recognition · Computer Science 2020-12-16 Michelle Guo , Alireza Fathi , Jiajun Wu , Thomas Funkhouser

We present High Dynamic Range Neural Radiance Fields (HDR-NeRF) to recover an HDR radiance field from a set of low dynamic range (LDR) views with different exposures. Using the HDR-NeRF, we are able to generate both novel HDR views and…

Computer Vision and Pattern Recognition · Computer Science 2023-04-26 Xin Huang , Qi Zhang , Ying Feng , Hongdong Li , Xuan Wang , Qing Wang

Multimodal Large Language Models (MLLMs) have demonstrated an excellent understanding of images and 3D data. However, both modalities have shortcomings in holistically capturing the appearance and geometry of objects. Meanwhile, Neural…

Computer Vision and Pattern Recognition · Computer Science 2024-11-25 Andrea Amaduzzi , Pierluigi Zama Ramirez , Giuseppe Lisanti , Samuele Salti , Luigi Di Stefano

We propose a Transformer-based NeRF (TransNeRF) to learn a generic neural radiance field conditioned on observed-view images for the novel view synthesis task. By contrast, existing MLP-based NeRFs are not able to directly receive observed…

Computer Vision and Pattern Recognition · Computer Science 2022-06-14 Dan Wang , Xinrui Cui , Septimiu Salcudean , Z. Jane Wang

Volumetric neural rendering methods, such as neural radiance fields (NeRFs), have enabled photo-realistic novel view synthesis. However, in their standard form, NeRFs do not support the editing of objects, such as a human head, within a…

Computer Vision and Pattern Recognition · Computer Science 2022-06-15 ShahRukh Athar , Zexiang Xu , Kalyan Sunkavalli , Eli Shechtman , Zhixin Shu

We propose Multi-spectral Neural Radiance Fields(Spec-NeRF) for jointly reconstructing a multispectral radiance field and spectral sensitivity functions(SSFs) of the camera from a set of color images filtered by different filters. The…

Image and Video Processing · Electrical Eng. & Systems 2023-10-23 Jiabao Li , Yuqi Li , Ciliang Sun , Chong Wang , Jinhui Xiang

Considering the problem of novel view synthesis (NVS) from only a set of 2D images, we simplify the training process of Neural Radiance Field (NeRF) on forward-facing scenes by removing the requirement of known or pre-computed camera…

Computer Vision and Pattern Recognition · Computer Science 2022-04-07 Zirui Wang , Shangzhe Wu , Weidi Xie , Min Chen , Victor Adrian Prisacariu

We present a novel single-stage framework, Neural Photon Field (NePF), to address the ill-posed inverse rendering from multi-view images. Contrary to previous methods that recover the geometry, material, and illumination in multiple stages…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Tuen-Yue Tsui , Qin Zou

Recently 3D-aware GAN methods with neural radiance field have developed rapidly. However, current methods model the whole image as an overall neural radiance field, which limits the partial semantic editability of synthetic results. Since…

Computer Vision and Pattern Recognition · Computer Science 2023-04-11 Tianxiang Ma , Bingchuan Li , Qian He , Jing Dong , Tieniu Tan

Animating high-fidelity video portrait with speech audio is crucial for virtual reality and digital entertainment. While most previous studies rely on accurate explicit structural information, recent works explore the implicit scene…

Computer Vision and Pattern Recognition · Computer Science 2022-02-11 Xian Liu , Yinghao Xu , Qianyi Wu , Hang Zhou , Wayne Wu , Bolei Zhou

Neural radiance fields (NeRFs) are a powerful tool for implicit scene representations, allowing for differentiable rendering and the ability to make predictions about unseen viewpoints. There has been growing interest in object and…

Robotics · Computer Science 2024-11-14 Boxuan Zhang , Lindsay Kleeman , Michael Burke

Neural radiance fields (NeRF) methods have demonstrated impressive novel view synthesis performance. The core approach is to render individual rays by querying a neural network at points sampled along the ray to obtain the density and…

Computer Vision and Pattern Recognition · Computer Science 2021-06-10 Relja Arandjelović , Andrew Zisserman

Neural Radiance Fields (NeRFs) have emerged as a groundbreaking paradigm for representing 3D objects and scenes by encoding shape and appearance information into the weights of a neural network. Recent studies have demonstrated that these…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Francesco Ballerini , Pierluigi Zama Ramirez , Luigi Di Stefano , Samuele Salti

We aim to improve the Inverted Neural Radiance Fields (iNeRF) algorithm which defines the image pose estimation problem as a NeRF based iterative linear optimization. NeRFs are novel neural space representation models that can synthesize…

Computer Vision and Pattern Recognition · Computer Science 2023-10-06 Ágoston István Csehi , Csaba Máté Józsa

We propose IBL-NeRF, which decomposes the neural radiance fields (NeRF) of large-scale indoor scenes into intrinsic components. Recent approaches further decompose the baked radiance of the implicit volume into intrinsic components such…

Computer Vision and Pattern Recognition · Computer Science 2023-09-13 Changwoon Choi , Juhyeon Kim , Young Min Kim

Neural radiance fields enable novel-view synthesis and scene reconstruction with photorealistic quality from a few images, but require known and accurate camera poses. Conventional pose estimation algorithms fail on smooth or self-similar…

Computer Vision and Pattern Recognition · Computer Science 2023-07-20 Axel Levy , Mark Matthews , Matan Sela , Gordon Wetzstein , Dmitry Lagun

Neural Radiance Fields (NeRF) is a revolutionary approach for rendering scenes by sampling a single ray per pixel and it has demonstrated impressive capabilities in novel-view synthesis from static scene images. However, in practice, we…

Computer Vision and Pattern Recognition · Computer Science 2023-08-16 Yifan Yang , Shuhai Zhang , Zixiong Huang , Yubing Zhang , Mingkui Tan