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Neural Radiance Fields (NeRF) have become an increasingly popular representation to capture high-quality appearance and shape of scenes and objects. However, learning generalizable NeRF priors over categories of scenes or objects has been…

计算机视觉与模式识别 · 计算机科学 2023-12-27 Bipasha Sen , Gaurav Singh , Aditya Agarwal , Rohith Agaram , K Madhava Krishna , Srinath Sridhar

Neural Radiance Fields (NeRF) use multi-view images for 3D scene representation, demonstrating remarkable performance. As one of the primary sources of multi-view images, multi-camera systems encounter challenges such as varying intrinsic…

计算机视觉与模式识别 · 计算机科学 2024-12-09 Yu Gao , Lutong Su , Hao Liang , Yufeng Yue , Yi Yang , Mengyin Fu

Neural Radiance Field (NeRF) has been widely recognized for its excellence in novel view synthesis and 3D scene reconstruction. However, their effectiveness is inherently tied to the assumption of static scenes, rendering them susceptible…

计算机视觉与模式识别 · 计算机科学 2024-03-27 Jiahao Chen , Yipeng Qin , Lingjie Liu , Jiangbo Lu , Guanbin Li

Neural Radiance Fields (NeRF) achieves photo-realistic image rendering from novel views, and the Neural Scene Graphs (NSG) \cite{ost2021neural} extends it to dynamic scenes (video) with multiple objects. Nevertheless, computationally heavy…

计算机视觉与模式识别 · 计算机科学 2022-10-11 Yeji Song , Chaerin Kong , Seoyoung Lee , Nojun Kwak , Joonseok Lee

Neural radiance fields (NeRF) have achieved impressive performances in view synthesis by encoding neural representations of a scene. However, NeRFs require hundreds of images per scene to synthesize photo-realistic novel views. Training…

计算机视觉与模式识别 · 计算机科学 2023-09-15 Nagabhushan Somraj , Rajiv Soundararajan

Event cameras are neuromorphic vision sensors that asynchronously capture changes in logarithmic brightness changes, offering significant advantages such as low latency, low power consumption, low bandwidth, and high dynamic range. While…

计算机视觉与模式识别 · 计算机科学 2025-04-24 Yuanjian Wang , Yufei Deng , Rong Xiao , Jiahao Fan , Chenwei Tang , Deng Xiong , Jiancheng Lv

Neural Radiance Fields (NeRFs) have achieved impressive results in novel view synthesis and surface reconstruction tasks. However, their performance suffers under challenging scenarios with sparse input views. We present CorresNeRF, a novel…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Yixing Lao , Xiaogang Xu , Zhipeng Cai , Xihui Liu , Hengshuang Zhao

Neural Radiance Field (NeRF) technology has made significant strides in creating novel viewpoints. However, its effectiveness is hampered when working with sparsely available views, often leading to performance dips due to overfitting.…

计算机视觉与模式识别 · 计算机科学 2025-09-10 Yuru Xiao , Xianming Liu , Deming Zhai , Kui Jiang , Junjun Jiang , Xiangyang Ji

Low-light images captured in the real world are inevitably corrupted by sensor noise. Such noise is spatially variant and highly dependent on the underlying pixel intensity, deviating from the oversimplified assumptions in conventional…

计算机视觉与模式识别 · 计算机科学 2022-07-13 Zeyuan Chen , Yifan Jiang , Dong Liu , Zhangyang Wang

Accurate 3D reconstruction from multi-view images is essential for downstream robotic tasks such as navigation, manipulation, and environment understanding. However, obtaining precise camera poses in real-world settings remains challenging,…

计算机视觉与模式识别 · 计算机科学 2025-11-12 Sriram Srinivasan , Gautam Ramachandra

Reasoning the 3D structure of a non-rigid dynamic scene from a single moving camera is an under-constrained problem. Inspired by the remarkable progress of neural radiance fields (NeRFs) in photo-realistic novel view synthesis of static…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Sameera Ramasinghe , Violetta Shevchenko , Gil Avraham , Anton Van Den Hengel

Light field (LF) image super-resolution (SR) is a challenging problem due to its inherent ill-posed nature, where a single low-resolution (LR) input LF image can correspond to multiple potential super-resolved outcomes. Despite this…

图像与视频处理 · 电气工程与系统科学 2023-11-29 Wentao Chao , Fuqing Duan , Xuechun Wang , Yingqian Wang , Guanghui Wang

Sparse view NeRF is challenging because limited input images lead to an under constrained optimization problem for volume rendering. Existing methods address this issue by relying on supplementary information, such as depth maps. However,…

计算机视觉与模式识别 · 计算机科学 2024-08-20 Xiao Cao , Beibei Lin , Bo Wang , Zhiyong Huang , Robby T. Tan

Neural radiance fields (NeRFs) have recently emerged as a promising approach for 3D reconstruction and novel view synthesis. However, NeRF-based methods encode shape, reflectance, and illumination implicitly and this makes it challenging…

计算机视觉与模式识别 · 计算机科学 2023-04-10 Ruofan Liang , Jiahao Zhang , Haoda Li , Chen Yang , Yushi Guan , Nandita Vijaykumar

Neural Radiance Fields (NeRF) is a cutting-edge neural network-based technique for novel view synthesis in 3D reconstruction. However, its significant computational demands pose challenges for deployment on mobile devices. While mesh-based…

图形学 · 计算机科学 2025-04-07 Zhe Wang , Yifei Zhu

Neural Radiance Field (NeRF) significantly degrades when only a limited number of views are available. To complement the lack of 3D information, depth-based models, such as DSNeRF and MonoSDF, explicitly assume the availability of accurate…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Guangcong Wang , Zhaoxi Chen , Chen Change Loy , Ziwei Liu

Neural radiance field (NeRF) is an emerging view synthesis method that samples points in a three-dimensional (3D) space and estimates their existence and color probabilities. The disadvantage of NeRF is that it requires a long training time…

计算机视觉与模式识别 · 计算机科学 2024-03-19 Hye Bin Yoo , Hyun Min Han , Sung Soo Hwang , Il Yong Chun

Training a Neural Radiance Field (NeRF) without pre-computed camera poses is challenging. Recent advances in this direction demonstrate the possibility of jointly optimising a NeRF and camera poses in forward-facing scenes. However, these…

计算机视觉与模式识别 · 计算机科学 2023-04-17 Wenjing Bian , Zirui Wang , Kejie Li , Jia-Wang Bian , Victor Adrian Prisacariu

Neural Radiance Fields (NeRFs) encode the radiance in a scene parameterized by the scene's plenoptic function. This is achieved by using an MLP together with a mapping to a higher-dimensional space, and has been proven to capture scenes…

计算机视觉与模式识别 · 计算机科学 2022-12-08 Siddhant Ranade , Christoph Lassner , Kai Li , Christian Haene , Shen-Chi Chen , Jean-Charles Bazin , Sofien Bouaziz

Neural Radiance Fields (NeRFs) increase reconstruction detail for novel view synthesis and scene reconstruction, with applications ranging from large static scenes to dynamic human motion. However, the increased resolution and model-free…

计算机视觉与模式识别 · 计算机科学 2022-06-27 Abiramy Kuganesan , Shih-yang Su , James J. Little , Helge Rhodin