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SAR images are highly sensitive to observation configurations, and they exhibit significant variations across different viewing angles, making it challenging to represent and learn their anisotropic features. As a result, deep learning…

计算机视觉与模式识别 · 计算机科学 2023-07-12 Zhengxin Lei , Feng Xu , Jiangtao Wei , Feng Cai , Feng Wang , Ya-Qiu Jin

In this paper, we propose DeepDeblurRF, a novel radiance field deblurring approach that can synthesize high-quality novel views from blurred training views with significantly reduced training time. DeepDeblurRF leverages deep neural network…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Haeyun Choi , Heemin Yang , Janghyeok Han , Sunghyun Cho

Under good conditions, Neural Radiance Fields (NeRFs) have shown impressive results on novel view synthesis tasks. NeRFs learn a scene's color and density fields by minimizing the photometric discrepancy between training views and…

计算机视觉与模式识别 · 计算机科学 2023-11-09 Jamie Wynn , Daniyar Turmukhambetov

Novel view synthesis is a long-standing problem. In this work, we consider a variant of the problem where we are given only a few context views sparsely covering a scene or an object. The goal is to predict novel viewpoints in the scene,…

计算机视觉与模式识别 · 计算机科学 2022-07-22 Jonáš Kulhánek , Erik Derner , Torsten Sattler , Robert Babuška

Neural Radiance Fields (NeRF) achieve impressive view synthesis results for a variety of capture settings, including 360 capture of bounded scenes and forward-facing capture of bounded and unbounded scenes. NeRF fits multi-layer perceptrons…

计算机视觉与模式识别 · 计算机科学 2020-10-23 Kai Zhang , Gernot Riegler , Noah Snavely , Vladlen Koltun

With the introduction of Neural Radiance Fields (NeRFs), novel view synthesis has recently made a big leap forward. At the core, NeRF proposes that each 3D point can emit radiance, allowing to conduct view synthesis using differentiable…

计算机视觉与模式识别 · 计算机科学 2023-03-17 Marie-Julie Rakotosaona , Fabian Manhardt , Diego Martin Arroyo , Michael Niemeyer , Abhijit Kundu , Federico Tombari

Recent neural human representations can produce high-quality multi-view rendering but require using dense multi-view inputs and costly training. They are hence largely limited to static models as training each frame is infeasible. We…

计算机视觉与模式识别 · 计算机科学 2022-03-28 Fuqiang Zhao , Wei Yang , Jiakai Zhang , Pei Lin , Yingliang Zhang , Jingyi Yu , Lan Xu

Neural Radiance Fields (NeRF) have emerged as a potent paradigm for representing scenes and synthesizing photo-realistic images. A main limitation of conventional NeRFs is that they often fail to produce high-quality renderings under novel…

计算机视觉与模式识别 · 计算机科学 2022-05-13 Jian Zhang , Yuanqing Zhang , Huan Fu , Xiaowei Zhou , Bowen Cai , Jinchi Huang , Rongfei Jia , Binqiang Zhao , Xing Tang

We study the problem of novel view synthesis of objects from a single image. Existing methods have demonstrated the potential in single-view view synthesis. However, they still fail to recover the fine appearance details, especially in…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Xingyi Li , Chaoyi Hong , Yiran Wang , Zhiguo Cao , Ke Xian , Guosheng Lin

We introduce a new task, novel view synthesis for LiDAR sensors. While traditional model-based LiDAR simulators with style-transfer neural networks can be applied to render novel views, they fall short of producing accurate and realistic…

计算机视觉与模式识别 · 计算机科学 2023-07-17 Tang Tao , Longfei Gao , Guangrun Wang , Yixing Lao , Peng Chen , Hengshuang Zhao , Dayang Hao , Xiaodan Liang , Mathieu Salzmann , Kaicheng Yu

We present a method to synthesize novel views from a single $360^\circ$ panorama image based on the neural radiance field (NeRF). Prior studies in a similar setting rely on the neighborhood interpolation capability of multi-layer…

计算机视觉与模式识别 · 计算机科学 2022-10-04 Shreyas Kulkarni , Peng Yin , Sebastian Scherer

Neural Radiance Fields (NeRF) accomplishes photo-realistic novel view synthesis by learning the implicit volumetric representation of a scene from multi-view images, which faithfully convey the colorimetric information. However, sensor…

计算机视觉与模式识别 · 计算机科学 2024-03-22 Jiacong Xu , Mingqian Liao , K Ram Prabhakar , Vishal M. Patel

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

Neural Radiance Fields (NeRF) face significant challenges in extreme few-shot scenarios, primarily due to overfitting and long training times. Existing methods, such as FreeNeRF and SparseNeRF, use frequency regularization or pre-trained…

计算机视觉与模式识别 · 计算机科学 2025-06-16 Chin-Yang Lin , Chung-Ho Wu , Chang-Han Yeh , Shih-Han Yen , Cheng Sun , Yu-Lun Liu

Unlike opaque object, novel view synthesis of transparent object is a challenging task, because transparent object refracts light of background causing visual distortions on the transparent object surface along the viewpoint change.…

计算机视觉与模式识别 · 计算机科学 2023-12-14 Heechan Yoon , Seungkyu Lee

Novel view synthesis aims to generate new view images of a given view image collection. Recent attempts address this problem relying on 3D geometry priors (e.g., shapes, sizes, and positions) learned from multi-view images. However, such…

计算机视觉与模式识别 · 计算机科学 2024-04-12 Zixiong Huang , Qi Chen , Libo Sun , Yifan Yang , Naizhou Wang , Mingkui Tan , Qi Wu

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…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Edgar Tretschk , Ayush Tewari , Vladislav Golyanik , Michael Zollhöfer , Christoph Lassner , Christian Theobalt

While Neural Radiance Fields (NeRFs) had achieved unprecedented novel view synthesis results, they have been struggling in dealing with large-scale cluttered scenes with sparse input views and highly view-dependent appearances.…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Xinhang Liu , Yu-Wing Tai , Chi-Keung Tang

Neural Radiance Fields (NeRFs) have shown great potential in novel view synthesis. However, they struggle to render sharp images when the data used for training is affected by motion blur. On the other hand, event cameras excel in dynamic…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Marco Cannici , Davide Scaramuzza

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…

计算机视觉与模式识别 · 计算机科学 2023-08-17 Matteo Bortolon , Alessio Del Bue , Fabio Poiesi