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相关论文: VoxelRF: Voxelized Radiance Field for Fast Wireles…

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We present NeWRF, a deep learning framework for predicting wireless channels. Wireless channel prediction is a long-standing problem in the wireless community and is a key technology for improving the coverage of wireless network…

网络与互联网体系结构 · 计算机科学 2024-06-18 Haofan Lu , Christopher Vattheuer , Baharan Mirzasoleiman , Omid Abari

The generation of high-fidelity view synthesis is essential for robotic navigation and interaction but remains challenging, particularly in indoor environments and real-time scenarios. Existing techniques often require significant…

计算机视觉与模式识别 · 计算机科学 2024-12-05 Sen Wang , Qing Cheng , Stefano Gasperini , Wei Zhang , Shun-Cheng Wu , Niclas Zeller , Daniel Cremers , Nassir Navab

Neural Radiance Field (NeRF) has shown impressive performance in novel view synthesis via implicit scene representation. However, it usually suffers from poor scalability as requiring densely sampled images for each new scene. Several…

计算机视觉与模式识别 · 计算机科学 2023-10-27 Muyu Xu , Fangneng Zhan , Jiahui Zhang , Yingchen Yu , Xiaoqin Zhang , Christian Theobalt , Ling Shao , Shijian Lu

Neural Radiance Fields (NeRF) have shown impressive capabilities for photorealistic novel view synthesis when trained on dense inputs. However, when trained on sparse inputs, NeRF typically encounters issues of incorrect density or color…

计算机视觉与模式识别 · 计算机科学 2024-03-26 Yingji Zhong , Lanqing Hong , Zhenguo Li , Dan Xu

Neural Radiance Fields (NeRFs) are a powerful representation for modeling a 3D scene as a continuous function. Though NeRF is able to render complex 3D scenes with view-dependent effects, few efforts have been devoted to exploring its…

计算机视觉与模式识别 · 计算机科学 2022-11-18 Yifan Jiang , Peter Hedman , Ben Mildenhall , Dejia Xu , Jonathan T. Barron , Zhangyang Wang , Tianfan Xue

Photo-realistic free-viewpoint rendering of real-world scenes using classical computer graphics techniques is challenging, because it requires the difficult step of capturing detailed appearance and geometry models. Recent studies have…

计算机视觉与模式识别 · 计算机科学 2021-01-08 Lingjie Liu , Jiatao Gu , Kyaw Zaw Lin , Tat-Seng Chua , Christian Theobalt

Neural Radiance Field (NeRF) is a framework that represents a 3D scene in the weights of a fully connected neural network, known as the Multi-Layer Perception(MLP). The method was introduced for the task of novel view synthesis and is able…

计算机视觉与模式识别 · 计算机科学 2023-05-02 Mohamed Debbagh

Neural Radiance Field (NeRF) is a popular method in data-driven 3D reconstruction. Given its simplicity and high quality rendering, many NeRF applications are being developed. However, NeRF's big limitation is its slow speed. Many attempts…

计算机视觉与模式识别 · 计算机科学 2021-11-29 Naruya Kondo , Yuya Ikeda , Andrea Tagliasacchi , Yutaka Matsuo , Yoichi Ochiai , Shixiang Shane Gu

Recent work on wireless radiance fields represents a promising deep learning approach for channel prediction, however, in complex environments these methods still exhibit limited robustness, slow convergence, and modest accuracy due to…

信号处理 · 电气工程与系统科学 2025-11-13 Yulin Fu , Jiancun Fan , Shiyu Zhai , Zhibo Duan , Jie Luo

Neural radiance fields (NeRF) have demonstrated the potential of coordinate-based neural representation (neural fields or implicit neural representation) in neural rendering. However, using a multi-layer perceptron (MLP) to represent a 3D…

计算机视觉与模式识别 · 计算机科学 2023-03-22 Daniel Rho , Byeonghyeon Lee , Seungtae Nam , Joo Chan Lee , Jong Hwan Ko , Eunbyung Park

Neural radiance fields (NeRFs) are able to synthesize realistic novel views from multi-view images captured from distinct positions and perspectives. In NeRF's rendering pipeline, neural networks are used to represent a scene independently…

计算机视觉与模式识别 · 计算机科学 2023-06-01 Kang Han , Wei Xiang , Lu Yu

We present a super-fast convergence approach to reconstructing the per-scene radiance field from a set of images that capture the scene with known poses. This task, which is often applied to novel view synthesis, is recently revolutionized…

计算机视觉与模式识别 · 计算机科学 2022-06-06 Cheng Sun , Min Sun , Hwann-Tzong Chen

Neural radiance fields (NeRFs) enable novel view synthesis with unprecedented visual quality. However, to render photorealistic images, NeRFs require hundreds of deep multilayer perceptron (MLP) evaluations - for each pixel. This is…

计算机视觉与模式识别 · 计算机科学 2023-04-21 Ziyu Wan , Christian Richardt , Aljaž Božič , Chao Li , Vijay Rengarajan , Seonghyeon Nam , Xiaoyu Xiang , Tuotuo Li , Bo Zhu , Rakesh Ranjan , Jing Liao

Neural Radiance Fields (NeRFs) are a very recent and very popular approach for the problems of novel view synthesis and 3D reconstruction. A popular scene representation used by NeRFs is to combine a uniform, voxel-based subdivision of the…

计算机视觉与模式识别 · 计算机科学 2023-08-22 Jonas Kulhanek , Torsten Sattler

Wireless channel modeling plays a pivotal role in designing, analyzing, and optimizing wireless communication systems. Nevertheless, developing an effective channel modeling approach has been a long-standing challenge. This issue has been…

网络与互联网体系结构 · 计算机科学 2025-03-25 Chaozheng Wen , Jingwen Tong , Yingdong Hu , Zehong Lin , Jun Zhang

Neural radiance fields (NeRFs) produce state-of-the-art view synthesis results. However, they are slow to render, requiring hundreds of network evaluations per pixel to approximate a volume rendering integral. Baking NeRFs into explicit…

计算机视觉与模式识别 · 计算机科学 2022-05-11 Benjamin Attal , Jia-Bin Huang , Michael Zollhoefer , Johannes Kopf , Changil Kim

Neural radiance fields (NeRF) have shown great success in modeling 3D scenes and synthesizing novel-view images. However, most previous NeRF methods take much time to optimize one single scene. Explicit data structures, e.g. voxel features,…

计算机视觉与模式识别 · 计算机科学 2022-09-27 Jiemin Fang , Taoran Yi , Xinggang Wang , Lingxi Xie , Xiaopeng Zhang , Wenyu Liu , Matthias Nießner , Qi Tian

Recently, ray tracing has gained renewed interest with the advent of Reflective Intelligent Surfaces (RIS) technology, a key enabler of 6G wireless communications due to its capability of intelligent manipulation of electromagnetic waves.…

信息论 · 计算机科学 2024-11-07 Huiying Yang , Zihan Jin , Chenhao Wu , Rujing Xiong , Robert Caiming Qiu , Zenan Ling

Modern Neural Radiance Fields (NeRFs) learn a mapping from position to volumetric density leveraging proposal network samplers. In contrast to the coarse-to-fine sampling approach with two NeRFs, this offers significant potential for…

计算机视觉与模式识别 · 计算机科学 2024-04-12 Lukas Radl , Andreas Kurz , Michael Steiner , Markus Steinberger

In recent years, the field of implicit neural representation has progressed significantly. Models such as neural radiance fields (NeRF), which uses relatively small neural networks, can represent high-quality scenes and achieve…

计算机视觉与模式识别 · 计算机科学 2022-04-01 David Dadon , Ohad Fried , Yacov Hel-Or
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